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A stunning new image of a cosmic jet has helped astronomers unlock the mystery behind the unusually bright emission of high-energy gamma rays and neutrinos from a peculiar celestial object.

A new theoretical study by University of Virginia astrophysicist Jonathan Tan, a research professor with the College and Graduate School of Arts & Sciences’ Department of Astronomy, proposes a comprehensive

In a new study, scientists at the University of Missouri looked deep into the universe and found something unexpected. Using infrared images taken from NASA’s powerful James Webb Space Telescope

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have proposed a new explanation for some of the universe’s most puzzling early galaxies, nicknamed “little red dots.”

By analyzing the data from ESA’s Gaia satellite, astronomers from the University of Chicago, Illinois and elsewhere, have identified a new ultra-metal-poor star. The newfound star, designated GDR3_526285, turns out

Four astronauts returned to Earth on Saturday after hustling to the International Space Station five months ago to relieve the stuck test pilots of Boeing’s Starliner.

US astronaut Jim Lovell, the commander of the Apollo 13 Moon mission which nearly ended in disaster in 1970 after a mid-flight explosion, has died at the age of 97,

After nearly five months onboard the International Space Station, an international crew of five astronauts began their descent back down to Earth on a SpaceX capsule Friday.

Summer’s most dazzling meteor shower, the Perseids, peaks soon.