Some white dwarfs in rapid binary orbits are far hotter and larger than theory predicts. Researchers found that powerful tidal forces between them generate enough heat to inflate their sizes and ...

Imaging shows NGC 6789 building stars in near-total isolation, pushing scientists to rethink gas supply and formation in ...

Imaging shows NGC 6789 building stars in near-total isolation, pushing scientists to rethink gas supply and formation in ...

Spanish astronomers have conducted deep optical imaging of an isolated dwarf galaxy known as NGC 6789. Results of the new observations, presented November 10 on the arXiv preprint server, shed more ...

Astronomers studying extreme planetary systems have identified worlds so massive that they rival the smallest stars in size. These giant planets blur the line between planetary and stellar ...

Astronomers have, for the first time, confirmed a colossal coronal mass ejection from a distant star, a blast so powerful it ...

Whether the Universe will 'end' at all is not certain, but all evidence suggests it will continue being humanity's cosmic ...

The Gemini South telescope is turning 25, and astronomers are celebrating its birthday with a dazzling new image of the ...

The Gemini South telescope in Chile captured this stunning view of NGC 6302, highlighting the nebula’s intricate structure ...

Will the universe keep existing forever? An astrophysicist explains how scientists aren’t entirely sure, but they can make ...

There are a lot of nebulae in the universe, and they often get given catchy names like the Crab Nebula or Cat's Paw Nebula.

A Canadian astrophotographer's image of interstellar comet 3I/ATLAS, captured with a $500 telescope, has sparked debate ...