A team of astronomers, including two NASA Sagan Fellows, has made the first characterizations of a super-Earth's atmosphere, by using a ground-based telescope.
NASA's Cassini spacecraft successfully dipped near the surface of Saturn's moon Enceladus on Nov. 30.
Thousands of new Mars images from 340 observations by the highest resolution camera orbiting the Red Planet include scenes of rimless pits, mud volcanoes and other features.
More than one million people have watched assembly and testing of NASA's next Mars rover via a live webcam since it went online in October.
As it explores a region of Mars, NASA's rover Curiosity will monitor temperatures, winds, humidity and other environmental variables using tools supplied by Spain.
New images and data from NASA's Cassini spacecraft give scientists a unique Saturn-lit view of active fissures through the south polar region of Saturn's moon Enceladus.
NASA's Cassini spacecraft has detected a very tenuous atmosphere infused with oxygen and carbon dioxide around Saturn's icy moon Rhea.
NASA's Cassini spacecraft resumed normal operations today, Nov. 24. All science instruments have been turned back on, the spacecraft is properly configured and Cassini is in good health.
New NASA images support findings that one of Jupiter's stripes that "disappeared" last spring is now showing signs of a comeback.
Astronomers have caught sight of an unusual galaxy that has illuminated new details about a celestial "sandbar" connecting two massive islands of galaxies.
In the first comprehensive global survey of temperature trends in major lakes, NASA researchers determined Earth's largest lakes have warmed during the past 25 years in response to climate change.
A team of scientists and engineers at NASA's Jet Propulsion Laboratory has brought the world one step closer to "hearing" gravitational waves.
A NASA instrument that will soon serve up a tasty cornucopia of new Earth climate data is set to get baked and chilled in a giant oven.'
NASA is providing up to $20 million over the next five years to support a national program to inspire students through the FIRST Robotics program.
Astronomers using NASA's Spitzer Space Telescope have found a stunning burst of star formation that beams out as much infrared light as an entire galaxy.
