At team of astrophysicists says it has shown, for the first time, that high-energy light emission is not only possible, but inevitable when gas is drawn into a black hole.
To see our home planet from above - in real time - is awesome. Livestream video from ISS here, plus we link to a page showing the space stations's current position.
Researchers have proven a new technique that will provide a clearer picture of the universe’s history and be used with the next generation of radio telescopes such as the Square Kilometre Array (SKA).
It's about five million times the mass of our sun, at the center of a galaxy 13 million light-years away. Scientists want to be watching when it wakes up.
Space scientists report that lighter materials like plastics provide effective shielding against the radiation hazards faced by astronauts during extended space travel.
This proposal, which endows dark matter particles with a rare form of electromagnetism, has been strengthened by a detailed analysis performed by a pair of theoretical physicists.
Click here to learn about the mysterious Gamma Delphinid meteor shower, which might produce a good meteor display Tuesday morning, according to clocks in North America.
The dust trap provides a safe haven for tiny particles in the disk of this young star, allowing the particles to clump and grow, ultimately to become comets, planets and moons.