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

Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, ...

NASA's New Horizons Pluto probe is gearing up to cross the "termination shock," an exotic boundary in the outer solar system, ...

A technique called sonification allows new discoveries, brings out subtleties in dense data, and makes astronomy more accessible.

Callisto, the third largest moon in the entire solar system, orbits Jupiter from about 1.2 million miles away. The rocky ...

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

NASA’s Hubble Space Telescope has peered deeper than ever into a quasar, revealing a bunch of “weird” features in its […] ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

SpaceX is set for another Starlink launch on Friday morning from the Space Coast. A Falcon 9 carrying 23 of the internet satellites is set to lift off at 10:19 a.m. from Cape Canaveral Space Force ...

This provides another piece of the puzzle to understand how planets and ... NASA's Hubble Tracks Down a 'Blue Lurker' Among Stars Jan. 13, 2025 — The name 'blue lurker' might sound like a ...

This image is one of the most stunning examples of the many turbulent stellar nurseries captured by the NASA/ESA Hubble Space Telescope during its 30-year mission. Hubble's image of NGC 3603 reveals a ...

Feb. 18, 2025 — Lobster-eye satellite Einstein Probe captured the X-ray flash from a very elusive celestial pair. The discovery opens a new way to explore how massive stars interact and evolve ...