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

 

From Mercury orbit, MESSENGER watches a lunar eclipse

Posted by Emily Lakdawalla on 2014/10/10 10:07 CDT | 3 comments

Watch as our enormous moon -- a quarter the diameter of the planet -- just winks out as it passes into Earth's long shadow, in an animation captured from more than 100 million kilometers away.

Read More »

A Clearer Impression of Degas Crater

Posted by Bill Dunford on 2014/10/06 09:31 CDT | 2 comments

MESSENGER is revealing the first planet in sharp detail.

Read More »

Europa: How Less Can Be More

Posted by Van Kane on 2014/08/26 06:55 CDT | 6 comments

Van Kane explains three factors that make exploring Europa hard—factors that can make a mission concept that seems like less actually be more.

Read More »

Buzz Mercury's North Polar Region in This New MESSENGER Video

Posted by Jason Davis on 2014/08/05 09:31 CDT | 1 comment

A new video shows what a traveler aboard Mercury's MESSENGER spacecraft would see as they zipped over the planet's north polar region.

Read More »

Skimming the inner planets: Updates on MESSENGER and Venus Express

Posted by Emily Lakdawalla on 2014/06/24 11:52 CDT | 1 comment

The two spacecraft currently orbiting the two innermost planets are both flying low in their orbits in the final phases of their missions. MESSENGER just performed a rocket burn to raise its orbit slightly, while Venus Express did the opposite.

Read More »

Another Day in the Solar System

Posted by Bill Dunford on 2014/05/12 09:56 CDT | 1 comment

One day, five worlds.

Read More »

Snapshots of Science from the 2014 Lunar and Planetary Science Conference

Posted by Emily Lakdawalla on 2014/03/25 02:45 CDT | 2 comments

Vignettes from dozens of LPSC talks: GRAIL and LADEE at the Moon; ice and craters and conglomerates and organics and gullies on Mars; polar deposits and volatile elements on Mercury; tectonics on Enceladus; and more, until my brain was so full I could barely speak.

Read More »

Intro Astronomy Class 4: Eclipses, Mercury, Venus-Earth-Mars Atmospheres, Venus

Posted by Bruce Betts on 2014/02/28 01:30 CST

This video of class 4 of Bruce Betts' Introduction to Planetary Science and Astronomy class discusses eclipses, Mercury, Venus, and a comparison of the atmospheres of Venus, Earth, and Mars.

Read More »

A Spin Through the Inner Solar System

Posted by Bill Dunford on 2014/02/24 09:57 CST | 1 comment

Animated maps of the planets show the spheres in motion.

Read More »

What are Mercury's hollows?

Posted by Emily Lakdawalla on 2014/02/18 09:33 CST | 10 comments

I've been fascinated by Mercury's hollows ever since MESSENGER discovered them. Two recent papers look at where they are found to try to figure out how they form.

Read More »

The Giant Spider of Mercury

Posted by Bill Dunford on 2014/01/27 01:23 CST | 3 comments

Striking terrain discovered by the MESSENGER probe.

Read More »

What's up in planetary missions in 2014

Posted by Emily Lakdawalla on 2013/12/31 01:15 CST | 4 comments

With the New Year upon us, what can we look forward to in 2014? For me, the main event of 2014 is that ESA's Rosetta mission finally -- finally! -- catches up to the comet it has been chasing for a decade. We will lose LADEE, gain two Mars orbiters, and launch Hayabusa 2. The year begins with an amazing 24 spacecraft exploring or cruising toward various planetary destinations.

Read More »

DPS 2013: Some quick updates on Mercury

Posted by Emily Lakdawalla on 2013/10/07 04:51 CDT

Some notes from the first day of the Division for Planetary Sciences meeting on Mercury.

Read More »

New Messages from Mercury

Posted by Bill Dunford on 2013/09/09 10:12 CDT | 7 comments

We have new pictures from planet one.

Read More »

Terra Cognita

Posted by Bill Dunford on 2013/07/29 01:18 CDT | 4 comments

Pushing back the frontier, and filling in the blank spaces on the map.

Read More »

Earth and Moon from MESSENGER

Posted by Emily Lakdawalla on 2013/07/22 05:03 CDT | 3 comments

A new picture of the Earth-Moon system from MESSENGER, taken the same day we were told to "Wave at Saturn." Updated with a neat photo taken from much closer to Earth from a similar perspective.

Read More »

Return of the Pale Blue Dot
Join the Wave at Saturn (and Mercury)!

Posted by Mat Kaplan on 2013/07/18 11:27 CDT | 4 comments

You can be part of a planetwide group photo as Cassini and MESSENGER turn their cameras Earthward on July 19.

Read More »

A New Dimension for Mercury

Posted by Bill Dunford on 2013/07/15 01:42 CDT | 3 comments

There's a cool new way to explore the first planet.

Read More »

The Shores of the Kraken Sea: Great Place Names in the Solar System

Posted by Bill Dunford on 2013/05/28 08:59 CDT | 9 comments

Nothing reflects the romance of deep space exploration more than the evocative names of places on the planets and moons.

Read More »

Dueling Desolations: Mercury vs. the Moon

Posted by Bill Dunford on 2013/05/13 01:02 CDT | 7 comments

They look so similar they can be hard to tell apart, but each hides its own mysteries.

Read More »

Items 1 - 20 of 48  123Next
Facebook Twitter Email RSS AddThis

LightSail - Flight by Light

Support LightSail!

In 2016, The Planetary Society’s LightSail program will take the technology a step further.

I want to help!

Featured Images

Earth from Chang'e 5 T1

Earth and the Moon from Chang'e 5 T1
Mare Marginis on the Moon from Chang'e 5 T1
Comet comparison
More Images

Featured Video

View Larger »

Space in Images

Pretty pictures and
awe-inspiring science.

See More

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!