Articles

Jason Davis

NASA astronaut Jeff Williams embarks on his fourth trip to the ISS tomorrow. He launches aboard a Soyuz spacecraft from Baikonur with cosmonauts Alexey Ovchinin and Oleg Skripochka at 5:26 p.m. EDT (21:26 UTC).

Emily Lakdawalla

If it's March, it's time for LPSC, the Lunar and Planetary Science Conference. The 2016 LPSC runs from March 21 to 25; I'll be attending the first three days of it.

Emily Lakdawalla

The ExoMars Trace Gas Orbiter and Schiaparelli lander are safely on their way to Mars! The two lifted off at 9:31 UTC today, March 14, 2016. Orbiter and lander will arrive at Mars on October 19 at approximately 16:00 UTC. The lander is expected to last about 3 days. The orbiter will spend a year aerobraking before beginning its science mission.

Jason Davis

How will we tell if LightSail 2's booms are fully deployed? With fiducials—visual reference guides that feature our signature Planetary Society logo.

Emily Lakdawalla

Image processing enthusiast Ian Regan is working on a cool new version of the Voyager 2 Neptune approach movie.

Emily Lakdawalla

ESA's ExoMars Trace Gas Orbiter and Schiaparelli lander are in the final preparations for a launch as early as Monday, toward an October 2016 Mars orbit insertion and landing in Meridiani Planum. Launch on a Proton rocket is expected at 09:31:42 UT Monday, March 14. A Breeze-M upper stage will send the spacecraft on to Mars, with separation at 20:13 UT.

Jason Davis

A rocket engine that once blasted space shuttles into orbit was test-fired today in Mississippi, in preparation for its upcoming duty launching an astronaut crew to the moon.

Emily Lakdawalla

NASA has decided to move forward with the InSight mission after its delay last December, setting a new launch date of May 5, 2018. That will put the landing on Mars on November 26, 2018. In order to launch in two years, one of its two science instruments must be redesigned.

Jason Davis

An veteran engine from the space shuttle program will be test-fired tomorrow at NASA's Stennis Space Center in Mississippi, kicking off the next round of Space Launch System flight preparations.

Justin Cowart

Ever wanted to stand on Mars and watch a sunset? Unfortunately for many of us, it will never be something that we get to experience in person. But thanks to our robotic emissaries on Mars, and some careful processing of images from NASA's Planetary Data System, we can get a sense of what it’s like.

Emily Lakdawalla

A new paper by Renu Malhotra proposes that an undiscovered distant planet could have organized extremely distant Kuiper belt objects into orbital resonances.

Emily Lakdawalla

Mars Express' Visual Monitoring Camera is taking photos again! The camera was turned on for the first time in six months on Leap Day to take some lovely photos of Mars.

Meg Schwamb

Meg Schwamb highlights some of the upcoming space-based missions that will search for planets beyond our solar system.

Jason Davis

Thanks to social media, we get to know individual astronauts better than we have at any other time in the history of spaceflight.

Dante Lauretta

The OSIRIS-REx spacecraft has completed the Electromagnetic Interference/Electromagnetic Compatibility (EMI/EMC) system level test.

A.J.S. Rayl

As the Martian winter slowly begins to recede, Opportunity is working away on the steep slopes of Knudsen Ridge at the southern end of Marathon Valley, showing her mettle in some of the most challenging terrain of the rover’s 12+ years on the Red Planet.

Syed Maqbool Ahmed

MENCA (Mars Exospheric Neutral Composition Analyser) is a quadrupole mass spectrometer onboard India's Mars Orbiter Mission, MOM. A report on measurements of neutral species accepted for publication in Geophysical Research Letters is the first peer-reviewed scientific result from the mission.

Jason Rhodes

Cosmologist Jason Rhodes details the path he took to play a leading role in a European mission designed to learn about dark energy.

Marc Rayman

More than eight years after leaving Earth behind for an ambitious deep space adventure, the Dawn mission has now collected all of the data originally planned. Chief Engineer and Mission Director Marc Rayman brings us an update.

Jason Davis

Scott Kelly and Mikhail Kornienko are safely back on Earth today after 340 days in space. The one-year crew duo, along with Sergey Volkov, touched down in Kazahkstan Wednesday morning.