As you watch the night sky, streaks of light often flash for a moment, then disappear. These brilliant flashes—called ...

The northern lights, also known as the aurora borealis, could be visible across 18 US states on Wednesday night into Thursday ...

The night sky will dazzle this week as the Lyrid meteor shower kicks off its annual display, marking the return of one of the oldest and most reliable celestial shows of the year.

Solar eruptions created a northern lights display in North America and Europe overnight, with more auroras expected through Thursday.

The annual display of Lyrids, famous for bright “fireball” shooting stars, will occur from April 17-26, peaking on April 22, ...

It’s said that if you catch one in the night sky the universe might grant you a wish. On any given night, shooting stars are ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast ...

A planetary scientist explains new research explaining the differing compositions between space rocks that hit Earth and are brought back.

A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and several years ago he saw something he couldn’t explain. Farnocchia works at ...

"Just as blue sunlight scatters in the Earth's atmosphere and makes the sun look slightly less blue, light from a strong blue ...