This was its closest approach to Earth until May 21, 2090, which will be at a similarly safe distance. Asteroids, especially ...

A bright Moon dominates the sky, passing two bright stars as Juno reaches opposition and Mercury dips toward the horizon in ...

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery ...

Beneath Chile’s brilliant skies, the ELT grows—an engineering giant ready to capture the secrets of the universe with the ...

This week we look at the "Kessler Syndrome," and how a chain reaction of orbital collisions could jeopardize infrastructure ...

Webb is helping scientists understand these gassy exoplanets 'in a way that was not possible prior to the telescope’s launch, ...

The Sunriver Nature Center & Observatory, which has offered educational programs about the nature of central Oregon since ...

There are thousands of galaxies contained in this image, including a cluster that looks to us as it was when the universe was ...

SETI combines cutting-edge radio astronomy, data science, and planetary research in a global effort to detect signs of ...

Astronomers have spotted something that appears to stretch around ten billion light years across. This so-called ...

At the Paranal Observatory in Chile, the UT4 telescope doesn’t just observe the stars—it actively creates artificial stars to ...

Scientists discovered one other curiosity between the relics: a faint glow at the center of the cluster. This could be a ...