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

The G3 Atlas comet has returned to our galaxy for a once-in-a-lifetime event and is now visible in the Southern Hemisphere.

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 ...

Strong or gusty winds, lightning or electrically charged atmosphere, impending or progressing cyclones or storms are all ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.