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

 

Cosmos with Cosmos Episode 12: Encyclopedia Galactica
In which we ponder the existence of others

Posted by Casey Dreier on 2014/02/05 04:55 CST | 8 comments

Cosmos returns in fine form in its penultimate episode. Sagan explores the historical and scientific precedents for the search for extraterrestrial life (SETI) and our human desires to not be alone in the universe.

Read More »

Cosmos with Cosmos Episode 11: The Persistence of Memory
In which we don't understand intelligence

Posted by Casey Dreier on 2014/01/27 11:55 CST | 7 comments

Cosmos stumbles with an episode that is plodding, scattered, and more than a little preachy. This episode will only persist in my memory as a shadow of what could have been.

Read More »

New version of panoramic view from Chang'e 3

Posted by Emily Lakdawalla on 2014/01/21 05:02 CST

A higher-resolution version of the Chang'e 3 lander's panoramic view of the lunar surface has appeared on the Web, and artist Don Davis has cleaned it of artifacts to make a beautiful, seamless view. In other news, the mission has been reorganized to accommodate a possibly year-long adventure on the lunar surface.

Read More »

Through a Glass, Darkly

Posted by Bill Dunford on 2014/01/13 12:46 CST | 5 comments

When sent from deep space, even imperfect images can inform and amaze.

Read More »

Finally, some high-quality photos from Chang'e 3!

Posted by Emily Lakdawalla on 2014/01/10 11:37 CST | 7 comments

A pile of Chang'e 3 photos has been released to the Web, and they are much, much better than what I've seen before. They include, for the first time, photos of Earth from the lander.

Read More »

NASA re-creates the Apollo 8 Earthrise using Lunar Reconnaissance Orbiter data

Posted by Andrew Chaikin on 2013/12/20 02:20 CST | 1 comments

If there's one thing I've learned after decades of studying the first human voyages to another world, it's that there is always more to discover about Apollo. Case in point: The Apollo 8 Earthrise photo that became one of the iconic images of the 20th century.

Read More »

Conversations with an interplanetary spacecraft: "Hi, Juno!"

Posted by Emily Lakdawalla on 2013/12/17 09:37 CST | 6 comments

Juno's Earth flyby represented the first opportunity for many of the science instruments to be used on a planetary target. There were terrific photos of Earth and the Moon, plus a cool project to see if Juno could detect intelligent life on Earth.

Read More »

First image from India's Mars Orbiter Mission

Posted by Emily Lakdawalla on 2013/11/20 11:17 CST | 6 comments

Here, for your enjoyment, is the first image of Earth taken by the mission's Mars Colour Camera.

Read More »

Science Against the Storm

Posted by Bill Dunford on 2013/11/11 09:07 CST

In the face of disaster, the search for answers and ways to help continues, on the ground and in space.

Read More »

The solar eclipse in Africa seen from space

Posted by Vitaliy Egorov on 2013/11/05 11:35 CST

On Sunday, the shadow of the Moon passed across Africa and the Atlantic Ocean. This was the last solar eclipse of the year. The Elektro-L satellite was able to observe the eclipse, and we can see the darkness of the lunar shadow covering Africa.

Read More »

Juno is in Safe Mode again, but still okay
All Earth flyby data on the ground, including JunoCam images

Posted by Emily Lakdawalla on 2013/10/16 06:59 CDT | 6 comments

After entering safe mode last week during its Earth flyby, Juno returned to normal operations and downlinked all engineering and science instrument data. It entered safe mode again on Sunday night, but it is expected to re-resume normal operations late next week.

Read More »

Juno Flies By Earth Today
Closest approach at 12:21pm PDT / 19:21 UTC

Posted by Casey Dreier on 2013/10/09 12:17 CDT | 2 comments

NASA's Juno spacecraft gets a gravity assist from the Earth on its way to Jupiter today. Learn all about today's close approach.

Read More »

Juno's flying by Earth today, and images of the Moon are already on the ground!

Posted by Emily Lakdawalla on 2013/10/09 11:25 CDT | 1 comments

Juno flies past Earth for a gravity assist at 19:22 UTC today, and the first images from the encounter are already on the ground and processed by amateurs!

Read More »

On space kindness and the Chelyabinsk meteor

Posted by Vitaliy Egorov on 2013/10/04 07:04 CDT | 1 comments

Through an act of kindness, we now have images of the Chelyabinsk meteor trail from Russia's Elektro-L satellite.

Read More »

Relative and absolute ages in the histories of Earth and the Moon: The Geologic Time Scale

Posted by Emily Lakdawalla on 2013/09/30 03:04 CDT | 1 comments

A few days ago, I wrote a post about the basins of the Moon -- a result of a trip down a rabbit hole of book research. Here's the next step in that journey: the Geologic Time Scales of Earth and the Moon.

Read More »

Caution: Spacecraft Under Construction
Visiting JPL's high bay clean room with NASA Administrator Charles Bolden

Posted by Mat Kaplan on 2013/08/20 10:39 CDT | 1 comments

Join Emily Lakdawalla and Mat Kaplan inside JPL's High Bay 1, where two Earth-revealing missions are being readied for launch.

Read More »

Beautiful science by Elektro-L

Posted by Vitaliy Egorov on 2013/08/08 03:54 CDT | 7 comments

Six months ago, I wrote about the Russian weather satellite Elektro-L, which has more than two years of successful experience in the geostationary orbit. Then I promised that I would be here to share the materials that we collected. I think it's time to deliver on the promise.

Read More »

Pretty picture: Looking backward

Posted by Emily Lakdawalla on 2013/07/23 05:03 CDT | 15 comments

Here it is: the view from Saturn of our Earthly home, one and a half billion kilometers away. We see Earth and the Moon through a thin veil of faintly blue ice crystals, the outskirts of Saturn's E ring. Earth is just a bright dot -- a bit brighter than the other stars in the image, but no brighter than any planet (like Saturn!) in our own sky.

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 »

Items 21 - 40 of 117  Previous123456Next
Facebook Twitter Email RSS AddThis

Advocacy

Advocate for Space!

Fifteen years ago, Society members and passionate space advocates like you helped save the Pluto mission. Now we can do the same for missions to Europa and Mars.

Join over 26,400 people who have completed their petition and consider a donation to support advocacy efforts.

Sign Our Petition

Featured Images

Chang'e 5 T1 image of a potential landing site for Chang'e 5
Lunar Polar Hydrogen Mapper (LunaH-Map)
Soyuz TMA-18M liftoff
Soyuz TMA-18M launch crew
More Images

Featured Video

Bill Nye & Neil DeGrasse Tyson on a Roof

Watch Now

Selfies to Space!

Take flight with a selfie on LightSail™ in 2016!

Send a Selfie Now

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!