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.

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

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 ...

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 ...

Huge eruptions from the Milky Way’s supermassive black hole in the distant past may have sterilized much of the inner galaxy ...

I/ATLAS has reached its closest point to the sun, marking the moment where scientists say it should either break up like a ...