Hubble at 25
This Just In
An ongoing act of cosmic cannibalism may be responsible for the strange appearance and unprecedented behavior of a gigantic star nicknamed Nasty 1.
After a two-year upgrade, the Large Hadron Collider smashed particles at record-breaking energy levels.
Pluto is 1/6th the size of Earth, but it has 5 moons. Jupiter has 67. Why does the Earth have just 1 moon?
The feature film juxtaposes the end of NASA's space shuttle program in 2011 with the space age future Walt Disney envisioned when he opened Tomorrowland in 1955.
A rainbow-like halo surrounded the sun over Mexico City on Thursday, an optical phenomenon that triggered a social media frenzy.
Newly released pictures, taken when Dawn was about 4,500 miles from Ceres, confirm that the bright areas are patches of sunlight bouncing off ...something.
A Swedish university student has created a design for an International Flag of Planet Earth that could be planted on alien worlds.
The U.S. Air Force's X-37B space plane blasted into Earth orbit today, kicking off the robotic vehicle's clandestine fourth mission — as well as the first flight of a tiny solar-sailing spacecraft.
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