Space & Physics
A Porous Core May Heat the Ocean of Enceladus
Study suggests the internal ocean could remain warm for billions of years
Stories by SPACE.com
Space & Physics
Earth’s Nearest Neighbor May Harbor More Planets
Cold dust observed around Proxima Centauri suggests the presence of hidden worlds
Space & Physics
Astronomers Use Shadowy Alien Worlds to Peer Inside Stars
New analyses allow scientists to measure stellar densities using orbiting planets
Space & Physics
The Subatomic Discovery That Physicists Considered Keeping Secret
Tiny particles called bottom quarks could fuse together in a shockingly powerful reaction
Space & Physics
NASA “Twins Study” Shows How Spaceflight Changes Gene Expression
A nearly year-long stay on the International Space Station revealed boosts in gene methylation
Space & Physics
Curiosity Mars Rover Tests Drill after Long Delay
Dormant since late 2016, the rover’s rock-boring drill could soon come back online
Space & Physics
Demand for Stephen Hawking's Thesis Crashes Web Site
Downloads of the physicist’s 1966 doctoral thesis overwhelm University of Cambridge servers
Space & Physics
Space Science Needs a Private-Funding Boost
Cost-effective commercial capabilities could spark new waves of discovery
Space & Physics
The Future of Space Is Coming, "Soonish"
A new book whimsically examines 10 emerging technologies that could change everything
Space & Physics
Bizarre Dwarf Planet Haumea Has Rings
A rare stellar alignment allowed scientists to determine the world’s size and shape—and to discover its rings
Space & Physics
Solar Storm Sparked Giant Martian Aurora
The stellar eruption created an auroral display 25 times brighter than any ever before seen on Mars
Space & Physics
Did Mars Once Harbor Deep-Sea Cradles of Life?
Satellite observations show possible signs of hydrothermal vents on ancient Martian seabed
Space & Physics
Moon Had Ancient Atmosphere, Study Suggests
Volcanic eruptions could have created a temporary lunar atmosphere billions of years ago
Space & Physics
U.S. Will Return to the Moon, Pence Says
The Trump administration set NASA on a new course at the first meeting of the National Space Council
Space & Physics
New Observations Deepen Mystery of “Alien Megastructure” Star
Orbiting dust could explain some—but not all—of the star’s bizarre behavior
Space & Physics
Construction of Thirty Meter Telescope Gets Go-Ahead
The ruling could allow the project to move forward after years of delays and opposition
Space & Physics
Sputnik Moments: Trio of Spaceflight Events Shook U.S. in 1957
The Soviet Union launched the world’s first artificial satellite 60 years ago
Space & Physics
Lockheed Martin Reveals Plans for Sending Humans to Mars
The aerospace giant’s "Mars Base Camp” plan could send crews to the Red Planet’s surface for multi-year stays
Space & Physics
NASA Postpones Launch of James Webb Space Telescope
The multibillion-dollar observatory is now scheduled to launch in spring of 2019
Space & Physics
Scientists Explain Pluto's Skyscraper-Size Ice Blades
First observed by the New Horizons spacecraft in 2015, the strange spiky features are likely formed from sublimating methane
