
What's Next for NASA’s New Astronaut Class?
A dozen new candidates were chosen from more than 18,000 applicants. Now the real work begins
A dozen new candidates were chosen from more than 18,000 applicants. Now the real work begins
Scientists employ ‘gravitational lensing’ to measure the mass of a white dwarf
Orbital resonances reveal the Earth-size world circles its star every 19 days
Most of the Milky Way’s antimatter may come from the explosive collisions of white dwarf stars
Researchers should begin planning instruments to go on a potential life-hunting lander mission to Jupiter's ocean-harboring moon Europa, the space agency said
Astronomers have found a moon orbiting the third-largest dwarf planet in our solar system
The crowdsourced effort intends to build replicas of the famed "galactic greeting cards," which are traveling out of the solar system on the Pioneer 10 and 11 space probes
Two space telescopes reveal the distant exoplanet HAT-P-26b has an atmosphere rich with hydrogen, helium and water vapor
Scientists are grappling with the problem of biological cross-contamination between Earth and other worlds
After New Horizons’ 2015 encounter with the dwarf planet, researchers are hoping to go back—to stay
With its testing at Goddard Space Flight Center completed, NASA’s James Webb Space Telescope embarks for further testing in Texas before its 2018 launch
An independent review panel will scrutinize the space agency’s in-progress Wide-Field Infrared Survey Telescope to ensure the project is on track
The chilly, distant world is the smallest yet found via the “microlensing” planet-hunting technique
First images from an epic dive through Saturn’s rings reveal a giant hurricane and turbulent storm clouds
The quadcopter-style lander could explore some of the moon’s most promising sites for habitability and life
The maneuver marks the final phase of Cassini’s mission, and promises the closest-ever investigation of Saturn
Citizen scientists and space-agency satellites come together to discover a new variety of aurora
The research grants provide funding for new studies of spacecraft propulsion, synthetic biology and more
Approach of the 2,000-foot space rock is closest for such a large object since 2004
The orbital outpost is presently slated to be retired as early as 2024
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