Atop the mountain Cerro Armazones in Chile, construction is underway on the Extremely Large Telescope (ELT), which will usher ...

Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...

"There is a growing chasm between theory and observation related to the early universe, which presents compelling questions ...

A bold new era in astronomy is on the horizon. By 2029, Schmidt Sciences, the philanthropic foundation founded by former Google CEO Eric Schmidt and Wendy Schmidt, plans to launch Lazuli, the ...

Planned launch of 500,000 satellites could spoil about one in three Hubble images, even when the telescope stays above Earth's weather.

PHOENIX, Arizona — On Wednesday (Jan. 7), scientists made a major announcement at the 247th meeting of the American Astronomical Society: Four next-gen telescopes have secured private funding, and ...

This NASA image shows two massive galaxy clusters previously captured by NASA's James Webb Space Telescope and Chandra X-ray ...

Hubble observations reveal a giant, turbulent planet-forming disk that may reshape theories of how planetary systems develop.

Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are built at rather ...

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...

The venerable Hubble observatory is going strong despite its decades in space and the advent of next-generation successors ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...