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Astronomy Feb 18, 2025

Flickers and flares: JWST reveals Milky Way's central black hole constantly bubbles with light

The supermassive black hole at the center of the Milky Way appears to be having a party—and it is weird, wild and wonderful.

Astrobiology Feb 13, 2025

White dwarf stars may host more habitable exoplanets than expected

Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected could provide a stellar environment hospitable to life-supporting exoplanets, according to astronomers at the ...

Astronomy Feb 12, 2025

NASA telescopes deliver stellar bouquet in time for Valentine's day

A bouquet of thousands of stars in bloom has arrived. This composite image contains the deepest X-ray image ever made of the spectacular star-forming region called 30 Doradus.

General Physics Feb 12, 2025

A deep-sea neutrino telescope spots the most energetic ghost particle yet

A neutrino detector submerged in the Mediterranean Sea has sniffed out the most energetic ghost particle yet, scientists reported Wednesday.

Astronomy Feb 7, 2025

There could be a supermassive black hole in the Large Magellanic Cloud hurling stars at the Milky Way

Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed. HVSs travel much faster than normal stars, and sometimes, they can exceed the galactic escape velocity. ...

Astronomy Feb 4, 2025

Straight shot: Hubble investigates galaxy with 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 through its heart. Astronomers ...

Astronomy Feb 3, 2025

Six things to know about SPHEREx, NASA's newest space telescope

Expected to launch no earlier than Thursday, Feb. 27, from Vandenberg Space Force Base in California, NASA's SPHEREx space observatory will provide astronomers with a big-picture view of the cosmos like never before.

Planetary Sciences Jan 28, 2025

Planet formation favors the metal-rich inner Milky Way, suggest scientists

Exoplanets have captured the imagination of the public and scientists alike and as the search continues for more, researchers have turned their attention to the evolution of metallicity in the Milky Way. With this answer ...

Astronomy Jan 28, 2025

Peculiar icy objects in outer reaches of the Milky Way perplex astronomers

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded icy objects" thousands of light years from Earth. Takashi Shimonishi, Itsuki Sakon and Takashi ...

Astronomy Jan 27, 2025

Hubble studies the Tarantula Nebula's outskirts

This NASA/ESA Hubble Space Telescope image features a dusty yet sparkling scene from one of the Milky Way's satellite galaxies, the Large Magellanic Cloud. The Large Magellanic Cloud is a dwarf galaxy situated about 160,000 ...

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