Europe's Ariane 6 rocket finally ready for liftoff

Europe's new Ariane 6 rocket is set for its first-ever launch next week, carrying with it the continent's hopes of regaining independent access to space and fending off soaring competition from Elon Musk's SpaceX.

A desert moss that has the potential to grow on Mars

The desert moss Syntrichia caninervis is a promising candidate for Mars colonization thanks to its extreme ability to tolerate harsh conditions lethal to most life forms. The moss is well known for its ability to tolerate ...

NASA shares two new Moon to Mars architecture white papers

NASA has released two white papers associated with the agency's Moon to Mars architecture efforts. The papers, one on lunar mobility drivers and needs, and one on lunar surface cargo, detail NASA's latest thinking on specific ...

Determining the safest Mars caves for future astronauts

When astronauts land on Mars someday, they might have to live in lava caves or lava tubes to survive the harsh radiation that rains down on the Martian surface every second. But which caves could offer them the best chance ...

NASA insists Boeing Starliner crew 'not stranded' on ISS

The first astronauts to fly Boeing's troubled Starliner are definitely not "stranded" at the International Space Station, NASA insisted Friday despite having no clear timeframe for bringing them home.

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