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

Guest Blogs

Author (Profile)
Space Topics
First published between:
and
 


Latest Guest Blog Posts

The Mists of Mars

Posted by Bill Dunford on 2013/12/09 10:58 CST | 3 comments

Two grand canyons fill with fog, one on Earth and one on Mars.

Read More »

The ASRG Cancellation in Context

Posted by Van Kane on 2013/12/09 12:50 CST | 8 comments

ASRGs could have stretched NASA's limited supply of plutonium to potentially enable missions to the perpetually-shadowed polar craters on our moon, to flyby Uranus, or to float for months on a Titan lake.

Read More »

Dawn Journal: Equidistant from Vesta and Ceres

Posted by Marc Rayman on 2013/12/06 08:31 CST | 1 comments

Gliding smoothly through the main asteroid belt between Mars and Jupiter, Dawn continues to make good progress on its ambitious mission of exploration. It is patiently but persistently pursuing Ceres, the second destination on its interplanetary itinerary.

Read More »

Mars Exploration Rovers Update: Opportunity Ascends Murray Ridge into Clay Mineral Grounds

Posted by A.J.S. Rayl on 2013/12/03 03:13 CST | 1 comments

Although winter took hold at Endeavour Crater in November, Opportunity pressed on, climbing up Murray Ridge and driving into a clay mineral hunting ground as the Mars Exploration Rovers mission cruised another month closer to celebrating its 10th Earth year of surface operations with myriad events throughout January 2014.

Read More »

Somewhere Over the Bay of Rainbows

Posted by Bill Dunford on 2013/12/02 12:35 CST | 4 comments

Pay a visit to the Chang'e 3 lunar landing site.

Read More »

The Mariner Mars Globe

Posted by Don Davis on 2013/11/29 12:04 CST | 3 comments

In 1971 I was being trained to work with the airbrush by the map artists at the U.S. Geological Survey's Branch of Astrogeologic Studies in Flagstaff. However, the project I ended up spending about a quarter of a man-year on was a hand-painted map globe of Mars.

Read More »

Schrödinger's Comet

Posted by Karl Battams on 2013/11/28 09:54 CST | 9 comments

After impressing us yesterday, comet ISON faded dramatically overnight, and left us with a comet with no apparent nucleus in the SOHO/LASCO C2 images. As the comet plunged through the solar atmosphere, and failed to put on a show in the SDO images, we understandably concluded that ISON had succumbed to its passage and died a fiery death. Except it didn't. Well, maybe...

Read More »

Curiosity update, sols 453-464: Electrical problem causes delays; rover back to work

Posted by Ken Herkenhoff on 2013/11/25 02:38 CST | 1 comments

An electrical problem frustrated progress on the Curiosity mission this week, but the problem is now understood and the rover back to work.

Read More »

Field Report From Mars: Sol 3494 - November 21, 2013

Posted by Larry Crumpler on 2013/11/22 05:39 CST | 4 comments

On sol 3485 Opportunity pulled up next to a large outcrop here on the rim of Endeavour crater. The outcrop appears to be impact breccias like those we saw a few sols ago lower down on the ridge. But the texture of the rocks is somewhat different.

Read More »

Call Your Representatives, Save Our Science

Posted by Andrew Rivkin on 2013/11/22 10:56 CST | 1 comments

I called one of my Senators earlier today. Before that I called my representative. It was pretty easy.

Read More »

Items 81 - 90 of 834  Previous12345678910Next
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

Phobos-Grunt imaged in orbit

Scanning electron microscope images of two pieces of Surveyor 3
A conceptual Mars outpost making rocket propellants from the local environment
Pete Conrad at the Surveyor 3 spacecraft, with the Apollo 12 Lunar Module in the background
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!