Astronomers detect largest radio jet in early universe, double the width of the Milky Way, from a quasar formed within ...

The Atacama Large Millimeter/submillimeter Array (ALMA) has been used to discover REBELS-25, a Milky Way-like galaxy from the ...

Scientists measured a chorus wave emerging from an unexpected place, and confirmed a key piece of a theory about how these ...

Set against a backdrop littered with tiny pinpricks of light glint a few, brighter stars, this is NGC 1858, a 10-million-year ...

After a blue dwarf galaxy shot through it like an arrow, the large Bullseye now has nine rings—six more than any other galaxy ...

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

"We are the first mission to be able to track space weather events in three dimensions routinely across the solar system." ...

Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.

We discovered that a combination of weather on Earth and weather in space produces the unique electron signatures we observed in our study. The solar activity disturbs Earth’s radiation belts and ...

Scientists have discovered an enormous radio galaxy 32 times the size of the Milky Way. They nicknamed it "Inkathazo," or ...

The Hubble Space Telescope has captured this striking image of an unusual galaxy with a bullseye structure, as nine rings ...

NASA's Hubble Space Telescope has captured a cosmic bullseye! The gargantuan galaxy LEDA 1313424 is rippling with nine star-filled rings after an 'arrow' -- a far smaller blue dwarf galaxy -- shot ...