An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a sun-like star, ...

The Chandra X-ray Observatory is the darling of high-energy astrophysics. Famed for providing unequaled x-ray views of ...

For spinning spheres, centrifugal force is maximized at the equator, where the rotational speed is highest. The amount of the ...

Three ultra-massive galaxies from the early universe, named "red monsters" show star formation happened faster than believed.