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

Blog Archive


LightSail Project Manager Passes Torch

Posted by Jason Davis on 2015/07/01 04:02 CDT

LightSail project manager Doug Stetson, who helped bring the program from a storage shelf to low-Earth orbit, is passing the torch.

Read More »

Dawn Journal: Ceres' Intriguing Geology

Posted by Marc Rayman on 2015/06/30 12:51 CDT | 10 comments

Dawn is continuing to unveil a Ceres of mysteries at the first dwarf planet discovered. Mission Director Marc Rayman gives us an update.

Read More »

5 Steps to Preventing Asteroid Impact

Posted by Bruce Betts on 2015/06/30 12:33 CDT | 2 comments

For Asteroid Day, Bruce Betts reviews 5 steps needed to prevent asteroid impact, as well as how The Planetary Society is involved in those.

Read More »

We're moving!

Posted by Jennifer Vaughn on 2015/06/29 12:57 CDT | 1 comments

It's really happening. We're leaving our home of five years on South Grand and heading to our new home just two miles east on South Los Robles.

Read More »

SpaceX Rocket Breaks Apart En Route to International Space Station

Posted by Jason Davis on 2015/06/28 09:48 CDT | 6 comments

A SpaceX Falcon 9 rocket broke apart over the Atlantic Ocean during today's flight to the International Space Station.

Read More »

Of Course I Still Love You, Falcon: New SpaceX Ship Ready to Catch Rockets

Posted by Jason Davis on 2015/06/25 02:13 CDT | 3 comments

SpaceX is gearing up for its seventh paid cargo run to the International Space Station, and the third attempt to catch the first stage of its Falcon 9 rocket on a drone ship in the ocean.

Read More »

Inclusive Astronomy Conference

Posted by Meredith Rawls on 2015/06/25 09:00 CDT | 1 comments

Last week, more than 150 astronomers gathered in Nashville for a conference to examine fundamental questions in our field: Who gets to practice astronomy? How can we make astronomy more inclusive?

Read More »

What to expect when you're expecting a flyby: Planning your July around New Horizons' Pluto Pictures (version 2)

Posted by Emily Lakdawalla on 2015/06/24 07:57 CDT | 22 comments

Three months ago, I posted an article explaining what to expect during the flyby. This is a revised version of the same post, with some errors corrected, the expected sizes of Nix and Hydra updated, and times of press briefings added.

Read More »

New Horizons update: Resolving features on Charon and seeing in color

Posted by Emily Lakdawalla on 2015/06/23 11:02 CDT | 13 comments

Only about three weeks remain until the flyby — it's getting really close! I almost don't want the anticipation to end. New Horizons is now getting color images and is seeing features on Charon. Deep searches have yielded no new moons.

Read More »

Preparing America’s Spaceport for NASA’s New Rocket

Posted by Jason Davis on 2015/06/22 04:04 CDT | 1 comments

At Kennedy Space Center, NASA's ground systems program prepares for the first flight of the Space Launch System in 2018.

Read More »

Thank You, LightSail Trackers

Posted by Jason Davis on 2015/06/19 01:19 CDT | 2 comments

A thank-you to all the space enthusiasts who helped track LightSail during its 25-day test mission.

Read More »

Transient hot spots on Venus: Best evidence yet for active volcanism

Posted by Emily Lakdawalla on 2015/06/18 06:42 CDT | 3 comments

In a paper released in Geophysical Research Letters today, Eugene Shalygin and coauthors have announced the best evidence yet for current, active volcanism on Venus. The evidence comes from the Venus Monitoring Camera, which saw transient hot spots in four locations along a system of rifts near Venus' equator. They saw the hot spots in two distinct episodes in 2008 and 2009.

Read More »

Philae is awake! What's next for the comet lander's scientific mission?

Posted by Emily Lakdawalla on 2015/06/17 05:16 CDT | 5 comments

I woke up early Sunday morning to the dramatic news: Philae is back! With a few days to consider the telemetry, the Philae team is now talking about the science they hope to do. With comet Churyumov-Gerasimenko approaching perihelion in August, it's going to be an exciting ride.

Read More »

Pluto and Charon spin among the stars

Posted by Emily Lakdawalla on 2015/06/16 08:10 CDT | 7 comments

I've spent a happy couple of days playing with raw data downloaded from the New Horizons website, making animations of the dances of Pluto and Charon.

Read More »

Welcome home, AstroSamantha

Posted by Emily Lakdawalla on 2015/06/15 09:41 CDT | 2 comments

Three astronauts have returned to Earth, and while I'm happy that they landed safely, I'm very sad that astronaut Samantha Cristoforetti is not in space anymore to wish us "buona notte dallo spazio" with her lovely photos and piquant comments.

Read More »

LightSail Test Mission Ends with Fiery Reentry

Posted by Jason Davis on 2015/06/15 02:09 CDT | 7 comments

The LightSail test mission is officially over. Following a 25-day stay in low-Earth orbit, the spacecraft tumbled back into Earth’s atmosphere Sunday afternoon.

Read More »

Tonight I Glimpsed LightSail

Posted by Bill Nye on 2015/06/14 03:05 CDT | 7 comments

Tonight, for the first time, I glimpsed our spacecraft with my own eyes. It was just the faintest pinprick against the bright lights of the big city. But, there it was right on time and exactly per the coordinates.

Read More »

In Pictures: LightSail’s Final Days in Space

Posted by Jason Davis on 2015/06/12 03:30 CDT | 7 comments

LightSail’s brief stay in orbit is almost over. Here are a few photos and videos of the spacecraft from observers around the world.

Read More »

Field Report from Mars: Sol 4039 - June 4, 2015
Two Week Period of Solar Conjunction Begins

Posted by Larry Crumpler on 2015/06/12 08:15 CDT

Larry Crumpler gives an update on the Opportunity rover and plans for its upcoming journey after solar conjunction.

Read More »

Telling Pluto’s Story, One Fragment at a Time

Posted by Mark Showalter on 2015/06/11 04:29 CDT | 2 comments

Mark Showalter explains how determining basic information about Pluto's small moons—Kerberos and Styx—is more complicated than initially thought.

Read More »

Items 121 - 140 of 4700  Previous12345678910Next
Facebook Twitter Email RSS AddThis


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 27,600 people who have completed their petition and consider a donation to support advocacy efforts.

Sign Our Petition

Featured Images

The Magnificent Neptunian System
Pluto's blue skies
51 Eridani b
51 Eridani b (artist's conception)
More Images

Featured Video

A Perfect, Clear Day: LightSail's Launch

Watch Now

Fly to an Asteroid!

Send your name and message on Hayabusa-2.

Send your name

Selfies to Space!

Take flight with a selfie on LightSail™ in 2016!

Send a Selfie Now

Connect With Us

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