That magical square that may say Equinox — equal light and dark. Officially it is “one of two times a year when Earth's axis is tilted neither toward nor away from the sun, resulting in roughly equal ...

CAPE CANAVERAL, Fla. (AP) — A private lunar lander has captured the first high-definition sunset pictures from the moon.

SpaceX and other companies plan to launch tens of thousands of satellites, which could mar astronomical observations and pollute the atmosphere.

Created from debris trails from Halley’s Comet, the eta Aquariids can be seen from both the Northern and Southern Hemispheres ...

The Pleiades, Ptolemy's Cluster, the Large Magellanic Cloud — here's how to center the sky's brightest deep-sky wonders in ...

In the Americas alone more than one billion people in 35 countries could bear witness to the total lunar eclipse.

A total lunar eclipse will turn the full moon red on Thursday evening and Friday morning across the Western Hemisphere, depending on where you live.

The total lunar eclipse, also known as a "blood moon," will take place overnight between Thursday, March 13 and Friday, March ...

Watching phytoplankton illuminate the world's shores is an otherworldly experience. With a bit of luck and perseverance, ...

The moon tonight will undergo a rare total lunar eclipse, which is when the sun, moon, and Earth align. A total eclipse only occurs when the moon passes into Earth's shadow.

A total lunar eclipse will make the moon appear red across the Western Hemisphere during the "Blood Worm Moon" this week.

For the first time in nearly two years the moon will vanish into Earth’s shadow and create a stunning spectacle for sky ...