On Monday (Jan. 27), Texas-based Firefly released two photos of the moon that Blue Ghost captured from Earth orbit. One shows ...

India will launch its first mission of 2025 this evening (Jan. 28), and you can watch the action live.

Measuring roughly 1,350 square miles (3,500 square kilometers) across, A23a is the world's largest and oldest iceberg ...

While New Shepard is best known as a space tourist vehicle, 19 of its 28 flights to date have been uncrewed. The reusable ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

"Impact probability is still very low, and the most likely outcome will be a close approaching rock that misses us." ...

"Star Trek" veteran Alex Kurtzman and director Olatunde Osunsanmi talk about creating "a different color of the rainbow" for ...

The Priority Mail 'Spiral Galaxy' and Priority Mail Express 'Star Cluster' stamps are now available in panes of four at post ...

Boom Supersonic made history today (Jan. 28) when its XB-1 jet broke the sound barrier for the first time.

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

Boom Supersonic plans to break the sound barrier during a test flight this morning (Jan. 28). This would mark the first time ...

"This process is like a cosmic CT scan, where we can look through different slices of cosmic history and track how matter clumped together at different epochs." ...