Uncover the mystery of Omega Centauri: a stellar-mass black hole is responsible for the fast movement of nearly ten million stars in the largest star cluster of the Milky Way.

The Mars Sample Return effort was billions of dollars over budget and not expected to return to Earth with its samples until 2040.

NASA astronaut Don Pettit shared jaw-dropping footage of an undulating green aurora as seen during a flyover from the International Space Station.

NASA astronaut Don Pettit has shared his incredible view of the Northern Lights from the International Space Station, as ...

The first full moon of 2025 is nearly here. Dubbed the "wolf moon" for its connection to wolves calling on those long January nights, this month's other astronomical events will give skywatchers ...

In our solar system, Earth is one of only three worlds that sees temperatures above 32 degrees Fahrenheit, while other ...

NASA is planning to launch it LEXI X-ray imager, which is part of the ARTEMIS effort to return humans to the Moon, later this month.

A powerful X1.8 solar flare erupted on January 4, 2025, and was recorded at its peak—7:48 a.m. ET—by NOAA’s Solar Ultraviolet ...

NASA's LEXI, an innovative X-ray imager, is embarking on a groundbreaking mission to the Moon under the Artemis campaign.

A NASA astronaut has released stunning footage of an aurora taken while the space station flew directly above it.

A rare four-planet conjunction will be visible most of this month as Venus, Jupiter, Saturn, and Mars light up the sky.

The most powerful telescope to be launched into space has made history by detecting a record number of new stars in a distant galaxy. NASA's James Webb Space Telescope, history's largest and most ...