Help Shape the Future of Space Exploration

Join The Planetary Society Now  arrow.png

Join our eNewsletter for updates & action alerts

    Please leave this field empty
Blogs

Blog Archive

 

How Weird Is Our Solar System?

Posted by Jaime Green on 2014/05/05 10:54 CDT | 6 comments

Earth and its solar system compatriots all have nearly circular orbits, but many exoplanets orbit their stars on wildly eccentric paths. Is our home system strange? Or is our sense of the data skewed?

Read More »

Intro Astronomy 2014. Class 11: Exoplanets and Solar System Origin and Formation

Posted by Bruce Betts on 2014/04/25 04:30 CDT

Learn about the formation and origin of the Solar System and go beyond our neighborhood to investigate exoplanets (planets around other stars) in this video of class 11 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

Read More »

The Birth of the Wanderers

Posted by Augusto Carballido on 2014/04/16 02:50 CDT | 9 comments

How did planets originate? This is a question that has puzzled scientists for centuries, but one which they have been able to tackle directly only in the last few decades, thanks to two major developments: breakthroughs in telescope technology and ever-increasing computing power.

Read More »

A second Sedna! What does it mean?

Posted by Emily Lakdawalla on 2014/03/26 04:28 CDT | 9 comments

2012 VP113 is a new world that has been discovered on a Sedna-like orbit. What does that mean? It could imply the existence of a planet X, but doesn't prove it. It does suggest that a lot more Sednas are waiting to be discovered.

Read More »

Take My Free Online College Introduction to Planetary Science and Astronomy CSUDH Class

Posted by Bruce Betts on 2014/02/05 05:02 CST | 8 comments

Our own Dr. Bruce Betts is once again teaching his Introduction to Planetary Science and Astronomy college course online. Come join him.

Read More »

Cosmos with Cosmos Episode 9: The Lives of the Stars
In which we are star stuff

Posted by Casey Dreier on 2013/12/24 03:11 CST | 3 comments

This episode highlights the other big idea in Cosmos: that we are profoundly connected with the universe around us. Our constituent parts are forged in the bellies of massive stars; we exist through their deaths.

Read More »

Europe Will Select Its Next Major Science Mission in November

Posted by Van Kane on 2013/09/25 01:22 CDT | 2 comments

The European Space Agency will announce two major science missions this November, one of which is likely to be devoted to solar system exploration.

Read More »

Book Review: Cosmochemistry, by Harry McSween and Gary Huss

Posted by Emily Lakdawalla on 2013/04/02 01:43 CDT | 1 comment

This very accessible textbook begins at the beginning, explaining how all the things in the solar system were made from star stuff.

Read More »

ALMA Adventure--Complete Interviews With Planetary Radio Guests

Posted by Mat Kaplan on 2013/03/26 12:33 CDT | 6 comments

The extended, mostly unedited recordings of my conversations with many of the people I spoke to at the ALMA Observatory in Chile. Also, the full English translation of Chilean President Sebastian Pinera's speech.

Read More »

DPS 2012, Day 5: How to make asteroids crunchy on the outside and soft in the middle

Posted by Emily Lakdawalla on 2012/10/19 07:53 CDT | 2 comments

A summary of just one talk from the Division for Planetary Sciences meeting, by Lindy Elkins-Tanton, which provided a neat explanation for how asteroids can be melted and layered on the inside yet have a primitive-looking exterior.

Read More »

Full Free Intro Astronomy Class Now Online

Posted by Bruce Betts on 2012/05/22 02:57 CDT | 1 comment

Bruce Betts' complete CSUDH Intro Astronomy and Planetary Science class is now available online. Find out how to access it, and go behind the scenes.

Read More »

Iapetus' peerless equatorial ridge

Posted by Emily Lakdawalla on 2012/02/22 01:49 CST

A new paper in the Journal of Geophysical Research - Planets by Dombard, Cheng, McKinnon, and KayI claims to explain how Iapetus' equatorial ridge formed. Cool!�

Read More »

Facebook Twitter Email RSS AddThis

JOIN THE
PLANETARY SOCIETY

Our Curiosity Knows No Bounds!

Become a member of The Planetary Society and together we will create the future of space exploration.

Join Us

Featured Images

Curiosity wheel survey, sol 708

Curiosity mobility system, labeled
Diagram of a Curiosity wheel
Mars in July/August 2014
More Images

Featured Video

View Larger »

Fly to an Asteroid!

Travel to Bennu on the OSIRIS-REx spacecraft!

Send your name

Join the New Millennium Committee

Let’s invent the future together!

Become a Member

Connect With Us

Facebook! Twitter! Google+ and more…
Continue the conversation with our online community!