Astronomy

Space agencies around the globe are coordinating missions to visit the asteroid Apophis during a close encounter with Earth in 2029

A private spacecraft launched to boost the decaying orbit of NASA’s Swift Observatory is now suffering from potentially mission-ending malfunctions

After decades of hints and speculation, scientists have at last unveiled the hidden companion to the iconic star Betelgeuse

Using the new Vera C. Rubin Observatory, astronomers are beginning the largest and deepest survey of the sky. What will they see?

This almost Jupiter-sized object is orbiting a brown dwarf, which, in turn, is circling around a small star

For the first time ever, astronomers have found two sibling stars that each exploded as a supernova, giving us a new view of these epochal cosmic cataclysms

Astronomers have a plan to observe an errant piece of a SpaceX rocket as it hits the moon to better understand impact events

These meteor showers occur around the same time every year, with their peaks taking place over four days at the end of July

Duration, location, aviation: What makes the best possible view of a total solar eclipse?

A controversial new ruling from the Federal Communications Commission leaves no one responsible for regulating light pollution and other ill effects from skyrocketing numbers of satellites

Beta Pictoris d is more than twice the size of Jupiter, but it is a baby compared to its humongous neighbors

Erythrulose—a sugar found in raspberries—is also prevalent in a giant molecular cloud close to our galaxy’s core, scientists have discovered