NASA to probe why Mars lost its atmosphere
NASA said Monday it is on track to launch its Maven probe to Mars next month to find out why the Red Planet lost much of its atmosphere.
Chinese no longer banned from NASA astronomy meet
Six Chinese scientists who were banned from a NASA astronomy conference are now welcome to register, resolving an international row over academic discrimination.
Space 'graveyard' reveals bits of an Earth-like planet
Astronomers have autopsied a distant, broken apart planet and revealed signs of water and a rocky surface together for the first time, delighting scientists on the hunt for alien life.
NASA vows to review ban on Chinese astronomers
The US space agency Thursday vowed to reconsider the applications of Chinese scientists who were denied access to a NASA conference on security grounds.
NASA ban on Chinese scientists 'inaccurate': lawmaker
A controversial decision by NASA to bar Chinese scientists from a conference on exoplanets next month was deemed "inaccurate" Tuesday by the US congressman who wrote the law.
Life on Mars hopes fade after rover findings: study
Hopes of finding life on Mars suffered a setback after new findings from NASA's Curiosity rover detected only trace amounts of methane gas in the Red Planet's atmosphere.
NASA's Voyager first spacecraft to exit solar system
Never before has a human-built spacecraft traveled so far. NASA's Voyager 1 probe has left the solar system and is wandering the galaxy.
NASA launches spacecraft to study Moon atmosphere
NASA launched an unmanned spacecraft Friday that aims to study the Moon's atmosphere, the US space agency's third lunar probe in five years.
Perseid meteoroids to produce great balls of fire
Stargazers will be treated to a spectacular fireball show early next week when Earth hits a belt of comet debris known as the Perseids.
Mars rover hoping to yield more secrets, one year on
The dazzling success of NASA's rover Curiosity has paved the way for a human conquest of Mars, scientists say, almost one year after the groundbreaking probe first touched down on the Red Planet.
NASA finds new moon on Neptune
A tiny new moon has been spotted circling Neptune -- the 14th known to be orbiting the faraway planet.
NASA's next Mars rover will advance hunt for past life
The next robotic rover to explore Mars in 2020 should scour the surface of the red planet more closely than ever for signs of past life.
New technique finetunes quest for life on other worlds
European astronomers said on Friday they had devised a technique to detect water in the atmosphere of planets orbiting other stars.
NASA tests Mars rover prototype in Chile
NASA scientists said Friday they were testing a prototype of a robot the US space agency hopes to send to Mars in 2020 in Chile's Atacama desert.
Warm ocean water melting Antarctic ice from bottom
Warming ocean waters are melting the Antarctic ice shelves from the bottom up, researchers said Thursday in the first comprehensive study of the thick platforms of floating ice.
International trio takes shortcut to space station
An international trio flying in a Russian capsule docked the International Space Station on Wednesday with a busy schedule full of space walks and an encounter with a pioneering US cargo craft.
Shrinking glaciers behind a third of sea-level rise: study
Water from the world's shrinking glaciers was responsible for almost a third of the rise in sea levels between 2003 and 2009.
ISS crew ready for spacewalk after 'serious' ammonia leak
The ISS crew were preparing for an emergency spacewalk to fix a "very serious" leak of ammonia from the orbiting laboratory's power system seeping into space.
Orbital Sciences ready for first launch of Antares rocket
Orbital Sciences, one of two private US firms chosen by NASA to shuttle cargo to the International Space Station, is preparing for the first launch of its Antares rocket Wednesday.
NASA Curiosity rover back online after memory glitch
NASA's Curiosity rover, which has been exploring Mars since it landed to much fanfare last August, is back on active status Tuesday, after a memory glitch set the robot back.