To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at ...

"We would need to consider the possibility that the source was created (or trapped as a primordial black hole) by a highly advanced technological civilization," Harvard's Avi Loeb writes.

The half-lit lunar disk will rise alongside the ringed giant Saturn and dimmer Neptune in the early morning hours of June 19, ...

The new moon occurs on June 25. A day later, Mercury reaches its highest point in the evening sky, and on June 27, the young ...

The Buck Moon charges into the night sky very soon. Here's when and what time you can spot it shining its brightest in Central Indiana.

Jupiter will be too close to the sun to see Tuesday, but it will move farther out in the dawn sky and on Aug. 12 will have a ...

#11. The Moon’s temperature can vary from 242° Fahrenheit in a sunny spot to −334° Fahrenheit in a shady spot near one of its ...

A meteor shower, a planet sighting, and a full moon. Here's how to see all of space's eye-catching activity in July.

#2. The Moon came from Earth. It didn’t form beside our planet, and Earth’s gravity didn’t capture it. The latest theory says ...

“The probability that asteroid 2024 YR4 will strike the Moon on 22 December 2032 is now approximately 4 percent, and this ...

The globular cluster Messier 22 (M22) reaches its highest point in the sky around midnight local time, specifically for ...