Over the past seven decades, thousands of sophisticated spacecraft have been launched on ambitious missions to look down on ...

Some pass close enough to be noticed, like comet 3I/ATLAS now crossing our Solar System. Scientists believe these visitors ...

For the study, the researchers made several remarkable and new discoveries: the two M-type stars that comprise the binary ...

Learn how many suns exist in the Milky Way and how to understand how many sun-like stars are out there could help us understand how many Earth-like planets there are, too.

Jupiter's rapid early growth dramatically reshaped our solar system, scientists now reveal. Its immense gravity acted as a ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

From communications outages to a brush with nuclear war, solar events like flares and coronal mass ejections have shaped ...

Jupiter will reach its highest point in the sky around dawn, when, from mid-northern latitudes, it will appear about 20 ...

Astronomers have found GJ 251 c, a rocky planet. It is a super-Earth located only 18 light-years away. This planet is in its ...

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

Time is running short for scientists hoping to collect data from 3I/Atlas, a massive interstellar object hurtling away from ...

Down here on Earth we don't usually notice, but the Sun is frequently ejecting huge masses of plasma into space. These are ...