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

They show up as a mathematical solution in general relativity, basically as a time-reversed version of a black hole. Some ...

NASA's Hubble Space Telescope is being lauded for capturing the clearest images to date of the Egg Nebula. Here's what we ...

Space is full of surprises, and in 2025, astronomers witnessed one of the most extraordinary events ever registered: a gamma-ray burst (GRB) that lasted seven ...

The Hubble and Chandra space telescopes are hunting for rogue black holes wandering through dwarf galaxies, which could ...

NASA’s Nancy Grace Roman Space Telescope will conduct a wide-area survey to study dark matter, dark energy, and the expansion of the universe across 11 billion light-years.

NASA’s Artemis II mission relies on engineers, specialists, and transport systems to move the Space Launch System rocket and Orion spacecraft to the launch pad for the 2026 Moon mission.

NASA will try again to fuel up its Artemis 2 moon rocket on Feb. 19. If all goes well, the crewed mission could launch as ...

More information about a mysterious, energetic burst, formally known as a gamma-ray burst (GRB), spotted in space 13 billion light-years away from Earth, has been unveiled. The first sighting of this ...

The telescope is called Spectro-Photometer for the History of the Universe, Epoch of Reionization, and Ices Explorer, or SPHEREx, and it departed our world in March 2025. Once in space, it positioned ...