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Small BodiesStories, updates, insights, and original analysis from The Planetary Society.
Promise, Transition, and Transformation
After 10 days, four NASA centers, two contractors, and hundreds of miles, Casey Dreier shares his initial reflections on the state of NASA's Space Launch System rocket and its future.
OSIRIS-REx is on the launch pad, ready for the big day
The OSIRIS-REx mission passed its flight readiness review yesterday, clearing the way for the spacecraft to launch on Thursday, September 8. Here's a schedule of next week's NASA TV briefings and a photo album of the launch preparations.
Join The Planetary Society on social media for an epic #RocketRoadTrip
From September 6-16, The Planetary Society is visiting four NASA centers focused predominantly on the agency’s Journey to Mars program. Follow us on social media with the hashtag #RocketRoadTrip.
Let’s be careful about this “SETI” signal
Several readers have contacted me recently about reports that a group of international astronomers have detected a strong signal coming from a distant star that could be a sign of a high-technology civilization. Here’s my reaction: it’s interesting, but it’s definitely not the sign of an alien civilization—at least not yet.
Space in transition: How Obama's White House charted a new course for NASA
Our Horizon Goal series on NASA's human spaceflight program continues with part 3, in which newly elected President Barack Obama and his transition team search for a NASA administrator, commission a review of the Constellation program and decide whether to extend the life of the ISS.
‘Apollo on steroids’: The rise and fall of NASA’s Constellation moon program
In part 2 of our series on the evolution of NASA's Journey to Mars, Michael Griffin gives the Constellation moon program a new look in an attempt to shorten America's International Space Station access gap after the space shuttles retire. But by 2009, the program is behind schedule and over budget.
Horizon Goal: A new reporting series on NASA’s Journey to Mars
We're embarking on a multi-part series with the Huffington Post about the world's largest human spaceflight program. In part 1, we look at how the Columbia accident prompted NASA and the George W. Bush administration to create a new vision for space exploration.
Test stand glitch halts SLS engine firing in Mississippi
A test stand problem cut short today's test-firing of a Space Launch System development engine at NASA's Stennis Space Center in Mississippi.
That new Soyuz smell: Next ISS trio launches tonight aboard upgraded crew craft
Expedition 48 crewmembers Kate Rubins, Takuya Onishi and Anatoly Ivanishin begin a two-day trip to the International Space Station tonight aboard a newly upgraded Soyuz MS spacecraft.
Big booster blasts Utah hillside, and NASA discusses Journey to Mars
NASA and Orbital ATK successfully completed a qualification motor firing of a five-segment solid rocket booster that will fly on the Space Launch System in 2018.
Watch a test of the world's largest solid rocket booster tomorrow on NASA TV
Tomorrow morning at 10:05 a.m. EDT (14:05 UTC), NASA and Orbital ATK are test-firing the world's largest solid rocket booster in northern Utah. You can follow along live on NASA TV.
Picture-perfect landing for Soyuz crew on sunny Kazakh steppe
Tim Kopra, Tim Peake and Yuri Malenchenko are back on Earth this morning following a picture-perfect landing on the sunny Kazakhstan steppe.
Red Dragon and Planetary Exploration
If SpaceX’s Dragon spacecraft becomes a standard catalog item that could ordered, the way a launch vehicle is, what might the impact be on planetary exploration?
Lockheed Proposes to have Humans Orbiting Mars by 2028
Lockheed Martin proposed a system to send humans to orbit Mars in the year 2028—a concept that shares many core values with The Planetary Society's report, Humans Orbiting Mars, we released last year.
All the way to orbit: After 35 years, is the RS-25 still the Ferrari of rocket engines?
The RS-25 powered the space shuttle for three decades, and will soon be used on the Space Launch System. Is it still the Ferrari of rocket engines? A deep dive on performance, reliability and the politics of rocket science.
LPSC 2016: The Moon Keeps on Giving
There was no shortage of interesting lunar science talks at last month’s Lunar and Planetary Science Conference. Dr. Ryan Clegg-Watkins highlights some of the interesting results for us.
Expedition 47 preview: Astronaut Jeff Williams' career spans history of ISS
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).
First SLS flight engine test goes the distance in Mississippi
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.
Veteran space shuttle engine to be test-fired for SLS in Mississippi
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.
SLS Mockup Finds Path through Southern U.S.
The SLS core stage pathfinder is a 65-meter-long, full-size mockup of the actual rocket's main section. Just like SLS, building, assembling and utilizing the pathfinder involves multiple contractors and NASA centers around the southern U.S.