One of the strangest galaxies in the neighborhood of the Milky Way has just presented astronomers with a fascinating mystery.

"What if instead of shining brightly for another 5 billion years, the only star in our Solar System turned into a dark and ...

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

NASA's IXPE (Imaging X-ray Polarimetry Explorer) has helped astronomers better understand the shapes of structures essential ...

21, 2024 — While astronomers have taken about two dozen zoomed-in images of stars in our galaxy ... Observatory's VISTA ... NASA's Hubble Finds That a Black Hole Beam Promotes Stellar Eruptions ...

To resolve the black hole, they used the Event Horizon Telescope, a global radio telescope array with an effective aperture ...

A black hole is a region in space where gravity is so strong that nothing—not even light—can escape from it. At the center of ...

The star AG Carinae is battling gravity and radiation to prevent self-destruction, surrounded by a vast shell of gas and dust. Its nebula spans about five light-years, roughly the distance to Alpha ...

Dec. 11, 2024 — Stunning new photographs by a team of astronomers have revealed a newly forming galaxy that looks remarkably similar to a young Milky Way. The extraordinary images give us an ...

As many as 400 volcanoes are erupting on the surface of Jupiter's innermost moon Io, with virtually every square inch of the ...