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The Cosmic Cast

The Cosmic Cast

By Earth & Solar System

A light-hearted look at news and views from the world of planetary science! Brought to you from the Earth and Solar System team at the University of Manchester. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem /
Blog: earthandsolarsystem.wordpress.com
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S2E38: What inspired us growing up?

The Cosmic CastJul 30, 2020

00:00
01:12:57
S2E38: What inspired us growing up?

S2E38: What inspired us growing up?

This week, we catch up with some of our guests from this season and reflect on what inspired to peruse a career in planetary science. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Jul 30, 202001:12:57
S2E37: How to explore lava tubes on the Moon (Just the Hosts)

S2E37: How to explore lava tubes on the Moon (Just the Hosts)

This week, we catch up with the hosts to see what they've been up to over the last few months. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Jul 22, 202035:55
S2E36: How old is the solar system? (Tim Gregory)

S2E36: How old is the solar system? (Tim Gregory)

This week, Dr. Tim Gregory (Bristol/BGS) talks to us about the challenges in dating some of the oldest solids in the Solar System. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Jul 15, 202001:16:10
S2E35: Will ExoMars find life on Mars? (Elliot Sefton-Nash)

S2E35: Will ExoMars find life on Mars? (Elliot Sefton-Nash)

This week, Elliot Sefton-Nash (ESA) talks to us about what it's like project managing a mission to Mars. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Jul 09, 202046:56
S2E34: Can Biomarkers Survive Impacts? (Zoe Morland & Sam Halim)

S2E34: Can Biomarkers Survive Impacts? (Zoe Morland & Sam Halim)

This week, Dr Candice Bedford, from the Lunar and Planetary Science Institute, talks about how terrestrial analogues are important for understanding sediments on Mars. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Jul 01, 202049:06
S2E33: How to do Sedimentology on Mars (Candice Bedford)

S2E33: How to do Sedimentology on Mars (Candice Bedford)

This week, Candice Bedford from the Lunar and Planetary Science Institute talks about how terrestrial analogous are important for understanding sediments on Mars. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Jun 24, 202042:20
S2E32: What are the atmospheres of Uranus and Neptune like? (Naomi Rowe Gurney)

S2E32: What are the atmospheres of Uranus and Neptune like? (Naomi Rowe Gurney)

This week, Naomi Rowe-Gurney from the University of Leicester talks about how data from the Spitzer telescope helps us understand the atmospheres of Neptune and Uranus. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Jun 24, 202033:16
S2E31: The Moon: a shocking development? (Lee White)

S2E31: The Moon: a shocking development? (Lee White)

This week, Dr Lee White from the Royal Ontario Museum talks to us about why understanding the shock history of meteorites is important.  Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com


May 27, 202031:18
S2E30: What are micro-meteorite (Martin Suttle)

S2E30: What are micro-meteorite (Martin Suttle)

This week Martin Suttle from the NHM talks micro meteorites and what they tell us about the solar system.  Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

May 20, 202041:59
S2E29: Making the Moon in the lab (Josh Snape)

S2E29: Making the Moon in the lab (Josh Snape)

This week Josh Snape from VU talks Pb isotopes what they tell us about the formation of the lunar crust. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

May 12, 202044:49
S2E28: Where does water come from? (Tara Hayden & Tom Barrett)

S2E28: Where does water come from? (Tara Hayden & Tom Barrett)

This week, Tara Hayden and Tom Barrett from the OU, talks to us about measuring water across the solar system can help us understand the origins of water here on Earth. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

May 12, 202042:57
S2E27: What is Mars like in 3D? (Divya Persaud)

S2E27: What is Mars like in 3D? (Divya Persaud)

This week Divya Persaud, from UCL, talks to us about how we render 3D images of the Martian surface! To view the video of this episdoe check out our YouTube channel. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

May 07, 202041:39
S2E26: The Glaciers of Mars (Frances Butcher)

S2E26: The Glaciers of Mars (Frances Butcher)

This week Dr. Frances Butcher from the University of Sheffield  talks to us why Martian glaciers are important and how they relate to the glaciers here on Earth.  Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Apr 22, 202035:11
S2E25: Organic compounds on Mars? (Áine O'Brien)

S2E25: Organic compounds on Mars? (Áine O'Brien)

This week Áine O'Brien from the University of Glasgow talks to us about detecting organic compounds in Martian meteorites.  Follow Áine on Twitter: @aineclareob  To find out more about the roving with Rosalind project email the team at: rovingwithrosalind@gmail.com. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Apr 15, 202039:25
S2E24: Papua New Guinea volcanoes don't like cockerels! (Brendan Mccormick Kilbride)

S2E24: Papua New Guinea volcanoes don't like cockerels! (Brendan Mccormick Kilbride)

This week Dr. Brendan Mccormick Kilbride from the University of Manchester talks to us about some of the challenges studying volcanoes in Papua New Guinea. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem / Blog:  earthandsolarsystem.wordpress.com

Apr 08, 202041:58
S2E23: Why Carbonaceous Chondrites are important (Ashley King)

S2E23: Why Carbonaceous Chondrites are important (Ashley King)

This week Dr. Ashley King from the Open University talks to us about why carbonaceous chondrites are such an important meteorite type to understand.  Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem /

Blog: earthandsolarsystem.wordpress.com 


Apr 01, 202038:30
S2E22: How to write a paper (Hosts)

S2E22: How to write a paper (Hosts)

As we are in lockdown, this week we share tips, tricks, and stories about writing articles for journals. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem /

Blog: earthandsolarsystem.wordpress.com

Mar 25, 202031:09
S2E21: The LPSC that never was!

S2E21: The LPSC that never was!

Alas this week the Lunar and Planetary Science Conference in Houston, TX was canceled. So instead the folk from Manchester talk to us about the science that they would have presented. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem /

Blog: earthandsolarsystem.wordpress.com

Mar 17, 202028:52
S2E20: The Lost Meteroties of Antarctica Update (Katie Joy)

S2E20: The Lost Meteroties of Antarctica Update (Katie Joy)

This week, Dr. Katie Joy gives us an update about this years UK meteorite hunting expedition in Antarctica. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem /

Blog: earthandsolarsystem.wordpress.com

Mar 11, 202035:40
S2E19: Understanding metal from across the Solar System (Tom Harvey)

S2E19: Understanding metal from across the Solar System (Tom Harvey)

This week Tom Harvey talks metal fragments and what they tell us about impacts on different planetary bodies. Follow us on Twitter: @earthsolarsystm. Follow us: Twitter: @earthsolarsystm / Facebook: @earthsolarsystem / Instagram: earthandsolarsystem /

Blog: earthandsolarsystem.wordpress.com

Mar 04, 202033:30
S2E18: From Red Giants to Chondrites? (Helen Grant)

S2E18: From Red Giants to Chondrites? (Helen Grant)

This week Helen Grant talks to us about stellar dust clouds and finding volatile elements in primitive meteorites. 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Feb 26, 202025:15
S2E17: How did continents form? (Marc Alban Millet)

S2E17: How did continents form? (Marc Alban Millet)

This week Marc Alban Millet talks to us about some of the geochemical tools we can use to understand continental crust formation. 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Feb 19, 202029:47
S2E16: International Women in Science Special

S2E16: International Women in Science Special

You're listening to The Cosmic Cast!  This week, Marissa Lo, Rhian Jones, Aimee Smith, and Margaret Hartley celebrate International Women is Science! 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Feb 11, 202041:32
S2E15: Understanding Solar Wind (Mark Nottingham)

S2E15: Understanding Solar Wind (Mark Nottingham)

This week, we Dr. Mark Nottingham talks to us about how the lunar reoglith can tell us about how Solar wind has changed over geological time.


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Feb 05, 202029:16
S2E14: Giving our first conference talks! (Hosts)

S2E14: Giving our first conference talks! (Hosts)

This week, we share the highlights of the conferences we attended this month.


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Jan 29, 202029:22
S2E13: Q&A Christmas special (Just the Hosts)

S2E13: Q&A Christmas special (Just the Hosts)

This week, the team tackle your questions in this holiday special


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Dec 25, 201937:58
S2E12: The stories museum collections tell (David Gelsthorpe)

S2E12: The stories museum collections tell (David Gelsthorpe)

This week, David Gelsthorpe talks to us about what curation is like in the best museum in the north west of England. 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Dec 18, 201936:00
S2E11: Crystal Size Distribution!!! (Sam Bell)

S2E11: Crystal Size Distribution!!! (Sam Bell)

You're listening to The Cosmic Cast!  This week, Sam Bell talks to us about how the size and shape of crystals in a lava flow tells us about its eruptive history. Sam uses a range of lab techniques to study samples of mare basalt collected by the Apollo 15 mission.


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Dec 18, 201928:49
S2E10: Ocean crust on land!? (Elliot Carter)

S2E10: Ocean crust on land!? (Elliot Carter)

This week, we Elliot Carter talks to us about understanding how slithers of oceanic crust ended up on land


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Dec 04, 201929:53
S2E9: Meteorite hunting in the Atacama desert (Romain Tartèse)

S2E9: Meteorite hunting in the Atacama desert (Romain Tartèse)

This week, we are joined once again by Dr. Romain Tartèse who is talking his recent field trip to the Atacama desert hunting for meteorites 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Nov 28, 201929:38
S2E8: Watching volcanoes from space (Cat Hayer)

S2E8: Watching volcanoes from space (Cat Hayer)

This week, Cat Hayer talks about how we use satellites to monitor volcanic eruption.


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Nov 26, 201934:09
S2E7: Exploring Exoplanets (Amaury Triaud)

S2E7: Exploring Exoplanets (Amaury Triaud)

This week, Amaury Triaud talks about some of the challenges in exploring exoplanets    You can read more about this work here: https://doi.org/10.1073/pnas.1811074116


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Nov 26, 201927:19
S2E6: Hunting ancient magnetic fields (Rich Taylor)

S2E6: Hunting ancient magnetic fields (Rich Taylor)

This week, Rich Taylor talks about trying to find evidence of a magnetic field during the Hadean period.   You can read more about this work here: https://doi.org/10.1073/pnas.1811074116


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Nov 26, 201933:25
S2E5: Volcano Gas (Matt Varnam)

S2E5: Volcano Gas (Matt Varnam)

This week, Matt Varnam talks about what life is like as volcanologist in the field.


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Nov 26, 201941:38
S2E4: The Rivers of Mars

S2E4: The Rivers of Mars

This week, Ricci Bahia talks about how we know so much about Martian rivers!  


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Oct 23, 201928:59
S2E3: Tracking volcanic ash around the world (Ben Esse)

S2E3: Tracking volcanic ash around the world (Ben Esse)

This week, Ben Esse talks about why we monitor volcanoes and what life in the field is like. 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Oct 16, 201929:52
 S2E2: How to make a planet in the lab (Eleanor Jennings)

S2E2: How to make a planet in the lab (Eleanor Jennings)

This week, Dr. Eleanor Jennings talking about how we can study the deep earth by creating extreme pressures in a lab. 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Oct 09, 201936:42
S2E1: Space Bubbles (Just the Hosts)

S2E1: Space Bubbles (Just the Hosts)

We catch up with what we got up to over the summer!


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Oct 01, 201923:36
S1E23: Q&A Spicy Edition

S1E23: Q&A Spicy Edition

 This week we tackle some of your questions again, this time while eating some hot-wings!  


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/
 

Oct 01, 201934:13
S1E22: The lost meteorites of Antarctica (Geoff Evatt & Andy Smedley)

S1E22: The lost meteorites of Antarctica (Geoff Evatt & Andy Smedley)

 This week Dr Geoff Evatt and Dr. Andy Smedley update us on how the Antarctic meteorite project is going.  


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Aug 02, 201958:59
S1E21: Living on the Moon? (Just the Hosts)

S1E21: Living on the Moon? (Just the Hosts)

 This week we chat about some of the outreach events we are attending this summer. 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Aug 02, 201927:07
S1E20: Rock Squashing (Dr. David Neave)

S1E20: Rock Squashing (Dr. David Neave)

 his week Dr David Neave talks about what happens when you squash a rock!   


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Aug 02, 201932:24
S1E19: Why are noble gases SO great? (with Prof. Fin Stuart)

S1E19: Why are noble gases SO great? (with Prof. Fin Stuart)

 This week Prof. Fin Stuart talks about his favorite noble gases!  


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Aug 02, 201930:02
S1E18: Recent water on Mars? (Just the Hosts)

S1E18: Recent water on Mars? (Just the Hosts)

 This week we discuss how zircons from Mars indicate that water was on the surface of Mars as recently as ~250 million years ago. 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Aug 02, 201928:08
S1E17: Making Moon rocks in the lab!? (with Dayl Martin)

S1E17: Making Moon rocks in the lab!? (with Dayl Martin)

 This week Dayl Martin talks about ESA's curation facilities and about some of the challenges in making lunar and martian rock simulants.  


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Aug 02, 201935:41
S1E16: Don't look behind the rocks at Meteor Crater! (with Fran McDonald)

S1E16: Don't look behind the rocks at Meteor Crater! (with Fran McDonald)

 This week ESA's Fran McDonald talks about visiting Meteor crater and what she gets up to at ESA.  


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/
 

Aug 02, 201930:56
S1E15: Opening the secret stash of Moon rocks (with Nat Curran)

S1E15: Opening the secret stash of Moon rocks (with Nat Curran)

 This week Nat Curran talks about what it's like working for NASA. 


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Aug 02, 201927:11
S1E14: Digging on the Moon (with Gunter Just)

S1E14: Digging on the Moon (with Gunter Just)

 This week we talk to Gunter Just about some of the engineering problems associated with digging on the Moon.  


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/

Aug 02, 201932:56
S1E13: Q&A Special (Just the Hosts)

S1E13: Q&A Special (Just the Hosts)

 This week we tackle the fantastic questions submitted by you!


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/
 

Aug 02, 201931:45
S1E12: Were we all wrong!? Rethinking the Moon's crust (Just the Hosts)

S1E12: Were we all wrong!? Rethinking the Moon's crust (Just the Hosts)

 This week John talks about how our views of lunar crustal formation is changing.


The Cosmic Cast is brought to you from the Earth and Solar System team at the University of Manchester.

Follow us:

Twitter: @earthsolarsystm.

Facebook: @earthsolarsystem

Instagram: earthandsolarsystem

Blog: earthandsolarsystem.wordpress.com/
 

Aug 02, 201935:43