For humans, the most important star in the universe is our sun. The second-most important star is nestled inside the ...

The two astronauts have a busy day ahead of them. Hague and Williams will "patch light leaks in the NICER X-ray telescope, ...

The name 'blue lurker' might sound like a villainous character from a superhero movie. But it is a rare class of star that NASA's Hubble Space Telescope explored by looking deeply into the open star ...

Proposed budget reductions for the Hubble Space Telescope would impact research and outreach as well as increase the risk to the observatory.

"We have by and large been ignoring triples in models and simulations — we're just starting to understand how these types of ...

This NASA/ESA Hubble Space Telescope image reveals a tiny patch of sky in the constellation Hydra. The stars and galaxies ...

Using the aging Hubble Space Telescope, Achenbach spotted an unusual spiral galaxy quasar with a visible jet. This calls into ...

The night sky has always played a crucial role in navigation, from early ocean crossings to modern GPS. Besides stars, the ...

The James Webb Space Telescope captured photos of one of the earliest supernovas ever seen using infrared technology, and creating a time lapse of the phenomena.

NASA’s Spitzer Telescope revealed the Milky Way’s hidden center, using infrared to uncover its dense, star-packed core. This ...

The Hubble Space Telescope recently captured a snapshot of a rare supernova that sits in the Gemini constellation, about 650 ...

NASA's Roman Space Telescope is preparing for launch in 2027, with a mission to study distant galaxies and explore dark ...