Ambitious plans for lunar bases and Martian habitats present unique challenges, especially in coordinating time across ...

On the evening of February 28, stargazers will witness a rare celestial event: an alignment of seven planets visible ...

Solar eclipses are incredible events that only take place about once every 18 months. When they occur, they attract millions ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

You may see a round, red moon on the day whose digits, 3/14, look like an approximation of the mathematical constant related ...

This month offers incredible views of six planets, including Venus-Saturn conjunction. See the dates for all of 2025's ...

Venus and Saturn will be in conjunction this weekend, appearing side by side in the night sky during January's post-sunset ...

The asteroid is estimated to be between 656 and 1,443 feet across, and will pass at 16 times the distance to the moon.

In the photo from the space station, the comet is captured just above Earth’s horizon, which is illuminated by a bright light ...

Late on March 13 and on into the early hours of March 14 the moon will turn a spooky red color in the skies above the U.S.

Plus: Saturn’s moon Iapetus is visible, our Moon passes the bright star Spica, and Mars skims south of Pollux in Gemini in ...

A recently discovered comet is making a bright debut to Earth this month, and with some effort, sky gazers might be able to ...