Unfortunately for planet hunters, Mercury, Venus and Mars are all too close to the sun to observe; they will come out of the ...

A NOAA forecast suggests that Northern Lights may be visible in northern U.S. states after dark on Sunday, Jan. 18, during a ...

Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...

Millions of Americans will have a chance to view the Northern Lights on Friday and Saturday, according to an aurora forecast ...

When people think about habitats on Earth, they likely picture forests, oceans or grasslands. Few think to look up. Yet the lower atmosphere, or troposphere, may be the largest habitat on the planet.

Hoping for a glimpse of the Milky Way? These user-friendly apps help stargazers learn more about objects in the sky, check ...