A test image captured by NASA's James Webb Space Telescope in May. The dots with six sunbeams stretching outward are stars, while the other sources of light are distant galaxies. (NASA, CSA and FGS ...

The Einstein telescope project has reached a new stage, with the E-TEST prototype—developed in the ULiège and CSL laboratories—being sent to the Liège Space Centre to undergo a battery of cryogenic ...

HUNTSVILLE, Ala. – The first mirror segment that will fly on the James Webb Space Telescope, built by Northrop Grumman Corporation, has completed its first series of cryogenic temperature tests in the ...

Astronomers turned the Allen Telescope Array toward interstellar comet 3I/ATLAS, formally designated C/2025 N1 (ATLAS), ...

The astronomy world is giddily awaiting the release date of the first science images from the James Webb Space Telescope, humanity's most powerful space telescope, scheduled for July 12. Launched in ...

NASA’s new space telescope has gazed into the distant universe and shown perfect vision: a spiky image of a faraway star photobombed by thousands of ancient galaxies. The image released Wednesday from ...

Recently, the James Webb Space Telescope’s “pathfinder telescope,” or “Pathfinder” completed its second super-cold optical test that resulted in the first checkout of specialized optical test ...

Test image of Euclid’s NISP instrument. Image credit: ESA. The first images have arrived from the European Space Agency’s Euclid telescope, and they are stunning. Released by the European Space Agency ...