Because Pluto is so dim, you need a telescope to see it. “A backyard telescope could do it under the right conditions,” says ...

The full moon will come "with a celestial bonus—setting in the early morning sky near a dazzling alignment of Saturn, Venus, and Jupiter." ...

An astronomer led an international study mapping galaxy clusters, and it was published Monday in The Astrophysical Journal ...

The Trump administration has accused states and schools of using federal education grants earmarked for immigrants’ children ...

Canada has paused the implementation of its controversial digital services tax just hours before it was due to take effect, ...

U.S. District Judge William Young in Massachusetts said the administration’s process was “arbitrary and capricious” and that it did not follow long-held government rules and standards when it abruptly ...