All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...

Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade ...

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

If we could go back 101 years, we would encounter a time when scientists still thought the Milky Way was the entirety of our ...

Astronomers have made new discoveries about young star formation in the Large Magellanic Cloud (LMC), using the James Webb ...

You’ll be able to view a rare alignment of planets this month and into February. Our astrotourism expert reveals the best ...

New research suggests that most of the atoms within the human body likely spent part of their lives drifting beyond the Milky ...

The Sun, the planets, and all else that constitutes the solar system are hurtling toward the star Lambda Herculis, some 370 ...

However, it is now considered a dwarf planet instead. The universe has billions of galaxies, and our solar system is in the Milky Way Galaxy. The Milky Way contains at least 100 billion other ...