A partial solar eclipse happens Sunday in parts of the Southern Hemisphere. Saturn will also appear at its brightest, with Earth directly between it and the sun.

Astrophotographers and stargazers are in for a treat this week as Saturn and Neptune reach their brightest in days. According ...

Sunday night’s forecast might be upgraded as minor geomagnetic storms are likely, following the effects of high-speed winds ...

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 ...

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 ...

Because of the sun's positioning in the days just before, during and after the equinox, those looking down east-west roads in Chicago and the suburbs will be able to see the sun framed by much of the ...

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

Did you see the bright star next to the moon? That was Venus, and part of a conjunction between the moon, Venus and the star ...

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

Just before sunrise, the waning crescent moon, the brilliant planet Venus, and Regulus, the brightest star in the ...

Look east before dawn for a celestial smile: a slim crescent Moon, dazzling Venus, and the bright star Regulus will bunch together in a rare “triple play” that’s visible to the naked eye.On Friday, ...