Now, it’s time for June’s night-sky highlights. Here’s what to look for while stargazing this month.

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

Though full terraforming may take centuries, if not millennia, the long-term goal would be a Mars with stable liquid water, ...

The oldest representation of the night sky and our Milky Way galaxy was found in an Egyptian sarcophagus, revealing ancient ...

Tonight’s full strawberry moon will appear on the southeastern horizon just as the sun sets in the west, then hang low all ...

Astronauts Steven Smith and John Grunsfeld, appear as small figures in this wide-angle photograph from December 1999, taken ...

Earth’s sister planet reaches greatest western elongation and dichotomy as the waxing Moon slides along the ecliptic in the ...

There's no shortage of round celestial objects in our universe. Planets, moons and stars all exhibit lovely spherical shapes.

It appears so as the moon and two stars will align to form a bright smiley face in the night sky tonight, Thursday, May 29, 2025. According to Space.com, the smiley face will be formed by the moon, ...

NGC 7635, also called the Bubble Nebula, is an emission nebula lit from within by the hot, young star SAO 20575.

This month's night sky is filled with close-range meteors, swirling nebulas, and prime stargazing conditions. Here’s when you ...

These dark sky sanctuaries, reserves, parks, and trails invite you to immerse yourself in the wonders of our night skies.