Stellar Winds Could Be Bad News for Life on TRAPPIST-1 Planets
Two new studies suggest the system’s potentially habitable planets could have lost their atmospheres long ago
Stories by SPACE.com
No Evidence for Past Martian Civilization, Scientists Tell Congress
Congressman Dana Rohrabacher asks about ancient aliens during a routine hearing
Space Stations: Archaeological Sites in Low Earth Orbit
Fresh insights are emerging from studying the "microsociety" onboard the International Space Station
Super-Earths May Explain Curious Gaps in Planet-Forming Disks
New study suggests the middleweight worlds can create delicate ring-like features around other stars
Astronomers Detect Strange Signals from Red Dwarf Star
The radio bursts are tantalizing, but probably not transmissions from talkative aliens
White House Selects Leadership for National Space Council
Scott Pace, the director of the Space Policy Institute at George Washington University, will be the Council’s executive secretary
Pence Calls for "New Era of Space Exploration" at NASA
The Vice President spoke of a return to the Moon and human missions to Mars, but offered few further details
Toxic Compounds May Sterilize Martian Soil
Microbes could be killed off by perchlorates exposed to ultraviolet radiation on the planet’s surface
NASA Seeks Nuclear Power for Mars
After a half-century hiatus, the agency is reviving its reactor development with a test later this summer
SpaceX Launches Rocket with "Highest-Ever Reentry Force"
The company has now landed a recycled rocket for the second time
Still a Glaring Problem: How a Solar Eclipse Can Fry Your Eyes
From chemical changes to thermal burns, a rundown on exactly what staring at the sun can do
Elon Musk Publishes Plans for Colonizing Mars
The billionaire entrepreneur and founder of SpaceX wants to make humanity a "multi-planetary species”
Could Tiny Fusion Rockets Revolutionize Spaceflight?
A small NASA-funded company is slimming down nuclear fusion reactors for space science
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
For First Time, Einstein's Relativity Used to Weigh a Star
Scientists employ ‘gravitational lensing’ to measure the mass of a white dwarf
Celestial Harmonies Pin Down Orbit of Exoplanet TRAPPIST-1 h
Orbital resonances reveal the Earth-size world circles its star every 19 days
Rare Supernovae May Solve 40-Year-Old Antimatter Mystery
Most of the Milky Way’s antimatter may come from the explosive collisions of white dwarf stars
NASA Calls for Europa Mission Instrument Ideas
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
"Snow White" the Dwarf Planet Has Its Own Moon
Astronomers have found a moon orbiting the third-largest dwarf planet in our solar system
Kickstarter Project Seeks to Resurrect Pioneer Plaques
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
