THEMIS has made three important discoveries about spectacular eruptions of Northern Lights called "substorms" and the source of their power.
New images reveal that layered deposits inside Mars's Candor Chasma, part of the largest canyon system in the solar system, are younger than the Valles Marineris in which they're found.
Mars Rovers continue to add to evidence about water's role in past Martian environments.
There is growing concern that our planet may be at a "tipping point" of dramatic climate change due to human factors.
Ring sustainability and recycling will be discussed at this Cassini presentation.
Cloudsat is now yielding a treasure trove of new data that are helping scientists better understand the enormous influence clouds have on Earth's weather.
NASA's AIM satellite has provided the first global-scale, full-season view of iridescent polar clouds that form 50 miles above Earth’s surface.
NASA's Voyager 2 spacecraft has followed Voyager 1 into the solar system's heliosheath, a vast region at the extreme edge of our solar system.
Thanks to student interns and NASA satellites forecasters will be able to predict overall storm damage more accurately.
MOFFETT FIELD, Calif. – Martian clouds may contain less water than previously thought, according to a new NASA study.
There is a chance that liquid water and maybe even a possibility life could exist on Saturn's moon, Enceladus, according to NASA scientists who are studying data from NASA's Cassini spacecraft.
There is a chance that liquid water and maybe even a possibility life could exist on Saturn's moon, Enceladus, according to NASA scientists who are studying data from NASA's Cassini spacecraft.