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

On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

Scientists have detected the most energetic neutrino ever observed using a deep-sea telescope. The discovery could provide ...

Where is all the water that may form oceans on distant planets and moons? The SPHEREx astrophysics mission will search the ...

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

High-energy particles rain down on Earth constantly, but scientists have now detected a doozy: a neutrino blasting in from ...

“We [will be able to] move quickly and map out very large areas of the sky,” adds Josh Schlieder, the telescope’s wide-field instrument scientist. “We [will] detect hundreds of millions of galaxies to ...

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

The Webb telescope is well-suited to identify asteroid 2024 YR4's size. Webb views a type of light we can't see with the ...

The structure is nearly 600 million light-years from Earth and is an early display of the nascent dark matter telescope's ...

But, its most distinctive feature is the dark, starry gap called a “superbubble,” visible in this Hubble Space Telescope image. Star jets: This striking image features a relatively rare ...