Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

The NASA/ESA/CSA James Webb Space Telescope has captured an amazing view of the iconic Hubble Ultra Deep Field using its MIRI ...

The Hubble Space Telescope celebrates 36 years of incredible discoveries, stunning imagery, and a lasting impact on astronomy ...

Get a first look at the completed observatory.

NASA is celebrating the Hubble Telescope’s 36th birthday with stunning images of the Trifid Nebula, nearly 5,000 light-years away from Earth.

High-energy cosmic rays, 10 million times more powerful than particles accelerated in Earth's strongest atom smasher, may ...

The new space telescope remains under budget and can launch eight months earlier than planned. It is intended to image exoplanets and send 1.4 TB of data daily.

NASA. On February 7, 1984, Bruce McCandless II slipped out of space shuttle Challenger and became something no human had ever ...

Astronomers are turning to GPUs to find needles in the galactic haystack.

This image of a special object, dubbed the "X-ray dot," represents a discovery from Chandra that could help explain the nature of a mysterious class ...