Exoplanet TRAPPIST-1 e may contain an atmosphere and liquid water, NASA scientists said. Research into the exoplanet is ...

NASA's Maven spacecraft around Mars has been declared dead after six months of radio silence ...

For decades, satellites passing over Earth's north and south poles have experienced a flow of ions from the upper atmosphere into space. Dubbed the 'polar wind', the source of this flow had eluded ...

Explore 25 active NASA missions currently operating in space, from Mars rovers to deep-space telescopes. Discover groundbreaking science reshaping our unde ...

NASA officials and partners are trying to make history by repositioning the Swift telescope, which is actively sinking into ...

NASA's Swift Observatory is in peril. A last minute mission to save it could make spaceflight history. Here's everything to know.

Over more than a decade at Mars, the orbiter revealed how the solar wind strips away the planet’s atmosphere — and why the world lost its water.