One half of the powerful new Nancy Grace Roman Space Telescope passed major milestone tests, demonstrating space readiness.

Rocket Lab's Electron will launch Aspera, a cubesat being developed by the University of Arizona and NASA. The shoebox-sized ...

"For the first time we can see the chemical cake while it's rising in the oven, instead of just the starting ingredients of ...

NASA's newest space telescope, on a mission to study origins of universe, snapped incredible images of the cosmos 2 months ...

Scientists looked at Jupiter's massive auroras using the James Webb and Hubble Space Telescopes — and found a mystery they ...

Astronomers sing the James Webb Space Telescope have made an unequivocal detection of frozen water in another star system for the first time.

Jupiter's stunning auroras are hundreds of times brighter than those seen on Earth, as pictured in new images taken by the ...

The James Webb Space Telescope has made a groundbreaking observation of methane clouds in Titan's northern hemisphere, a ...

Webb Telescope finds crystalline water ice around star HD 181327. This discovery could reveal how icy bodies contribute to ...

While significant technological and logistical hurdles remain, pioneering organizations are already proving that data in ...

New images from the James Webb Space Telescope reveal that Jupiter’s dazzling auroras are hundreds of times brighter than ...

Using the James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts, a team of ...