If another gravity theory is correct, "then the broader implications are enormous," astrophysicist Stacy McGaugh told ...

NASA's Roman Space Telescope has received its Optical Telescope Assembly, paving the way for its mission to explore the ...

The Chandra X-ray Observatory is the darling of high-energy astrophysics. Famed for providing unequaled x-ray views of ...

One such telescope is the Chandra X-ray Observatory. Well, for most of you, the instant question upon hearing its name is: ...

NASA's James Webb Space Telescope is the largest and most powerful telescope ever launched to space. Its mirror is composed of 18 individual segments that have been aligned so accurately, that they ...

Quasars Tsunamis: Using NASA’s Hubble Space Telescope, astronomers have discovered the most energetic outflows ever witnessed ...

NASA's Hubble, New Horizons Team Up for ... The team has determined that the star is a white dwarf, a system ... ESO Telescope Captures the Most Detailed Infrared Map Ever of Our Milky Way Sep ...

This Hubble image showcases the most complete Einstein rings ever discovered in our Universe located in the southern ...

The Arecibo Observatory's giant radio telescope in Puerto Rico suffered a cataclysmic failure in December 2020. Credit: Walter Bibikow / DigitalVision / Getty Images Powerful electromagnetic ...

The James Webb telescope has spotted three gigantic "red monster" galaxies that were spawned soon after the Big Bang. They're ...

JWST, a groundbreaking space observatory, enhances our understanding of the cosmos by studying distant galaxies, star ...