The lights are similar to the auroras seen on Earth but are “hundreds of times brighter than those seen on Earth." ...

An object placed exactly at the L2 Lagrange point would be permanently in the shadow of the Earth, cutting off the Sun as a ...

Mars was once rich with flowing water. Today, it's a cold, dusty desert marked by dried riverbeds and empty lake basins.

This week, an old astronomical controversy is renewed as researchers present new evidence for a hidden "Planet X" in our ...

In this image, the NASA/ESA Hubble Space Telescope peers into the spiral galaxy NGC 1317 in the constellation Fornax, located ...

NASA engineers have miraculously revived the Voyager 1 interstellar probe's backup thrusters — components that hadn't been ...

The James Webb Space Telescope and Hubble Space Telescope have captured amazing views of spiral galaxy NGC 2566. Credit: ...

The spiral galaxy known as Messier 81 (M81) has a rosy tint in this June 1, 2007, composite image that incorporates data from ...

NASA's James Webb Space Telescope has made the first-ever and long-anticipated detection of ice outside of our own solar system. The frozen water was found within a debris disk circling HD 181327, a ...

The Red Planet is the fourth from the sun and is the seventh largest planet. As the planet is dry, rocky and bitter cold, a ...

NASA's Perseverance rover has observed an aurora on Mars in visible light for the first time, with the sky glowing softly in ...