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LightSail Test Mission Ends with Fiery Reentry

Jason Davis • June 15, 2015

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.

Curiosity update, sols 978-1011: Into Marias Pass; ChemCam back in action; solar conjunction

Emily Lakdawalla • June 10, 2015

It’s been an eventful few weeks for Curiosity on Mars. From sols 981 to 986, Curiosity’s human pilots tried and failed to drive the rover southward; but, retracing their steps to Logan's Run, they quickly found a way up and into a beautiful geological amphitheater named Marias Pass, where they will stay throughout Mars solar conjunction. They also returned ChemCam to normal operations.

An enigmatic line across Pluto: Plutonian canali!?

Emily Lakdawalla • June 09, 2015

Pluto and Charon are growing larger in New Horizons' forward view, beginning to develop distinct personalities. A version of recent New Horizons photos processed by Björn Jónsson reveals an enigmatic dark line. Our maps of Pluto's surface are now as good as our maps of Mars and Venus, circa 1900!

Sails in Space: Partial Photo, Video and Light Curve (Updated)

Jason Davis • June 08, 2015

It’s official: The sails are out. This afternoon, LightSail mission controllers downlinked a partial image of the spacecraft’s solar sails in space.

First Look: Partial Camera Test Images from LightSail

Jason Davis • June 01, 2015

A jumbled JPG never looked so pretty. This afternoon, LightSail sent home pieces of two images taken by one of the spacecraft's onboard cameras.

A (very) few more details on Pluto

Emily Lakdawalla • June 01, 2015

Last week the New Horizons mission released a few new processed versions of their latest and greatest images of Pluto. They're the best images of Pluto that Earth has ever seen, but they're still a long way from what New Horizons will be able to show us, six weeks from now.

Pretty Pictures of the Cosmos: Special Qualities

Adam Block • May 27, 2015

Award-winning astrophotographer Adam Block shares some images of nebulae and a galaxy with some special qualities to each of them.

Real-time sunset on Mars

Emily Lakdawalla • May 24, 2015

Pause your life for six minutes and watch the Sun set....on Mars. Thank you, Glen Nagle, for this awe-inspiring simulation based on Curiosity's sol 956 sunset images.

Tons of fun with the latest Ceres image releases from Dawn

Emily Lakdawalla • May 22, 2015

Fantastic new images of Ceres continue to spill out of the Dawn mission, and armchair scientists all over the world are zooming into them, exploring them, and trying to solve the puzzles that they contain.

LightSail Sends First Data Back to Earth

Jason Davis • May 20, 2015

LightSail is sending home telemetry following a Wednesday commute to orbit aboard an Atlas V rocket.

Rover eyes on rock layers on Mars

Emily Lakdawalla • May 19, 2015

Digging in to mission image archives yields similar images of layered Martian rocks from very different places.

In Pictures: LightSail’s Rocket Rolls to the Launch Pad

Jason Davis • May 19, 2015

Pictures of The Planetary Society’s LightSail spacecraft rollout to the launch pad at Cape Canaveral Air Force Station’s Launch Complex 41.

Unseen latitudes of comet Churyumov-Gerasimenko -- revealed!

Emily Lakdawalla • May 15, 2015

A recent Rosetta image has revealed a good part of the comet's previously hidden southern terrain to the public for the first time.

New Horizons spots Kerberos and Styx

Emily Lakdawalla • May 12, 2015

New Horizons has now spotted every one of Pluto's satellites...all the ones we know about, that is.

In Pictures: LightSail, Meet X-37B

Jason Davis • May 08, 2015

United Launch Alliance has released photos showing the Air Force's X-37B spaceplane being stacked on its Atlas V at Cape Canaveral Air Force Station.

Sunset on Mars

Damia Bouic • May 06, 2015

Long before Curiosity's landing, the description of the color camera made ​​me dream: I imagined what wonderful pictures we could get of sunsets and sunrises on Mars. They finally came on sol 956, the 15th of April, 2015.

A week's worth of "RC3" images from Dawn at Ceres

Emily Lakdawalla • May 05, 2015

Now that Dawn is in its science orbit at Ceres, the mission has been releasing new images every weekday!

New Horizons sees surface features on Pluto, begins raw image release

Emily Lakdawalla • April 29, 2015

Today the New Horizons team released a new animation of images taken on approach to Pluto. The animation clearly shows how Pluto wobbles around the Pluto-Charon barycenter. It also shows something more exciting to the scientists: variations in brightness across the surface of Pluto. They also began releasing raw images to the Internet.

More than 1000 Rosetta NavCam images released!

Emily Lakdawalla • April 29, 2015

Today the European Space Agency released a ton of NavCam images, taken as the spacecraft approached and then entered orbit at the comet.

Looking Down On Jupiter's North Pole

Ted Stryk • April 28, 2015

Ted Stryk shares the most direct view of a Jovian pole ever captured by a spacecraft.

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