Bizarre Supernova Defies Understanding
Supernovas are thought to be the explosive deaths of stars. So what happens when one is found repeating?
Stories by SPACE.com
A Porous Core May Heat the Ocean of Enceladus
Study suggests the internal ocean could remain warm for billions of years
Earth's Nearest Neighbor May Harbor More Planets
Cold dust observed around Proxima Centauri suggests the presence of hidden worlds
Astronomers Use Shadowy Alien Worlds to Peer Inside Stars
New analyses allow scientists to measure stellar densities using orbiting planets
The Subatomic Discovery That Physicists Considered Keeping Secret
Tiny particles called bottom quarks could fuse together in a shockingly powerful reaction
NASA "Twins Study" Shows How Spaceflight Changes Gene Expression
A nearly year-long stay on the International Space Station revealed boosts in gene methylation
Curiosity Mars Rover Tests Drill after Long Delay
Dormant since late 2016, the rover’s rock-boring drill could soon come back online
Demand for Stephen Hawking's Thesis Crashes Web Site
Downloads of the physicist’s 1966 doctoral thesis overwhelm University of Cambridge servers
Space Science Needs a Private-Funding Boost
Cost-effective commercial capabilities could spark new waves of discovery
The Future of Space Is Coming, "Soonish"
A new book whimsically examines 10 emerging technologies that could change everything
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
Solar Storm Sparked Giant Martian Aurora
The stellar eruption created an auroral display 25 times brighter than any ever before seen on Mars
Did Mars Once Harbor Deep-Sea Cradles of Life?
Satellite observations show possible signs of hydrothermal vents on ancient Martian seabed
Moon Had Ancient Atmosphere, Study Suggests
Volcanic eruptions could have created a temporary lunar atmosphere billions of years ago
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
New Observations Deepen Mystery of "Alien Megastructure" Star
Orbiting dust could explain some—but not all—of the star’s bizarre behavior
Construction of Thirty Meter Telescope Gets Go-Ahead
The ruling could allow the project to move forward after years of delays and opposition
Sputnik Moments: Trio of Spaceflight Events Shook U.S. in 1957
The Soviet Union launched the world’s first artificial satellite 60 years ago
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
NASA Postpones Launch of James Webb Space Telescope
The multibillion-dollar observatory is now scheduled to launch in spring of 2019
