Topic: Southwest Research Institute

Mars sand dunes may hint at water beneath

The discovery, based on research in Alaska, opens a window on processes at play early in Mars' history, when it hosted an environment that could have harbored microbial life.

Huge asteroid won't strike Earth on Friday. But what about the next time?

The Mars mystique

NASA: Astronauts could survive Mars radiation

Curiosity's unsung skill: scouting Mars for a human mission (+video)

Moon formed from humongous Earth collision, new theories attempt to explain

Do Pluto's moons pose risks for NASA spacecraft? (+video)

Fifth moon discovery reminds us how little we know about Pluto (+video)

Pluto's fifth moon: five fascinating facts (+video)

Pluto now has at least five moons. Can we go back to calling it a planet?

Pluto's new moon could cause problems for space probe, says NASA (+video)

What should we name Pluto's new moon?

Hubble telescope spots fifth moon orbiting Pluto (+video)

Florida scientists reduced to holding bake sale to fund NASA

Asteroid Vesta: Is it really an asteroid?

NASA's dazzling northern lights launch aims to study 'space weather'

Scientists intrigued by atoms from beyond the solar system

'Alien' matter from beyond solar system discovered by NASA

Solar storms: Two breakthroughs could lead to better warnings

'Next stop, Jupiter': NASA's mission to the giant planet blasts off

What NASA hopes to learn from Juno spacecraft on Jupiter mission

Pluto moon discovery hints at future surprises for NASA probe

Hidden sea on a Saturn moon? New evidence says yes.

After the space shuttle, astronaut corps awaits a new mission

Alien fossils found in meteorite? Scientists urge skepticism.