NASA wants to view the Big Bang with this behemoth, so it's saying goodbye to the James Webb Telescope. The new one redefines ...

Observatories in Chile’s Atacama Desert, including the world’s largest optical telescope, could be blinded by light pollution and other unwanted side effects from the proposed construction of a renewa ...

Astronomers tracking mysterious fast radio bursts (FRBs) stumbled upon an unexpected cosmic puzzle. A burst was detected from ...

SPHEREx is slated to launch Feb. 27 on a SpaceX rocket. It is meant to map the entire night sky in infrared — something even ...

January's new moon means less lunar glare, so make the most of the darker skies with our expertly researched guide to the best telescopes for seeing planets. January 29's new moon, when the moon ...

CERRO ARMAZONES, Chile - Dozens of boxes holding mirrors are placed along a remote desert hill in northern Chile as workers ...

Dozens of boxes holding mirrors are placed along a remote desert hill in northern Chile as workers make progress in the ...

Save 23% on what we rate as one of the best telescopes out there. It features a 102mm aperture, a 1325mm focal length, a Maksutov-Cassegrain optical design, smartphone-controlled and it comes with ...

Katherine Laliotis is a freelance science writer and Ph.D. candidate in astrophysics. She often covers stories at the intersection of science and society.

Observations from NASA's Chandra X-ray telescope and the VLT have revealed jets blasting from supermassive black holes cause ...

Astronomers have taken a crucial step in showing that the most massive black holes in the universe can create their own meals ...

The telescope is expected to be the largest optical-infrared facility in the world for decades. The mirrors are ready and awaiting installation. "This is a major challenge," said Tobias Muller ...