The northern lights could be visible across as many as 10 states on Sunday night, according to the National Oceanic and ...

San Diego is expecting rain to return on Sunday, with the coast and inland valleys seeing a 20-35% chance of rain, the ...

Hubble discovered a white dwarf planet devouring a Pluto-like object, revealing debris rich in water and nitrogen.

Since most people live in the northern hemisphere, the northern lights are more well-known. The auroral oval is always ...

A new moon is when the moon shares the same celestial longitude as the sun; the two bodies are said to be in conjunction.

Watch the Sept. 21 partial solar eclipse live online with this handy livestream. Coverage begins at 2 p.m. EDT (1800 GMT).

SpaceX's busy month in California will continue with a National Reconnaissance Office launch in September. Will the rocket be ...

The sun is in its most active phase—solar summer—causing auroras and posing real risks to satellites, GPS, and power systems ...

Astronomers using NASA’s Hubble Space Telescope have witnessed a rare cosmic meal: a white dwarf star consuming pieces of a ...

SpaceX's busy month of September in California will continue in the days ahead with its second non-Starlink launch of the ...

Milky Way season in the US is coming to an end, but the iconic band of stars, our galaxy's center, should still be visible for awhile.

The U.S. and China are in a sprint toward manned missions to the lunar surface by the end of this decade, with sights on 2029 ...