The interstellar comet 3I/ATLAS, a rare visitor from outside the Solar System, might have been spewing gases for months ...

Early risers are in for a spectacular show next week, when Jupiter, Venus and Mercury form a planetary lineup in the predawn sky on Sept. 1.

A team led by scientists at the Southwest Research Institute (SwRI) in Colorado made 10 different 40-minute exposures of ...

Plus, catch Saturn and Neptune at their brightest; spy the "string of pearls" galaxy; and a close encounter of the moon and ...

Every 378 days, Saturn swings into opposition, bringing it closer, brighter, and nearly 10 times easier to observe than at ...

This week, Venus, Jupiter, Saturn, Uranus, and Neptune will create a rare planetary alignment, illuminating the sky before dawn. On September 19, the waning crescent moon, Venus, and Regulus (the ...

A truly majestic sky sight last month was a close pairing of the two brightest planets, Venus and Jupiter, at dawn Aug. 12.

CAPE CANAVERAL, Fla. (AP) — Thousands of newborn stars sparkle and dazzle in the latest snapshot by NASA’s Webb Space ...

A Chilean astronomer has become dedicated to battling light pollution in the Atacama Desert and preserve what is considered ...

Astronomers have photographed WISPIT 2b, a giant planet still feeding on gas in a dusty ring gap 433 light-years away. The ...

The period known as "cosmic noon," which took place roughly 2 to 3 billion years after the Big Bang, was characterized by the rapid formation of new stars and planetary systems. Naturally, objects ...

Io, Europa and Ganymede had already shown their footprints through earlier observations. But Callisto, the farthest Galilean moon, remained a mystery.