By Leah CraneA nearby galaxy once thought to be dominated by dark matter seems to have a surprise supermassive black hole at ...

An annotated picture shows the SN 2023ixf supernova in the Pinwheel Galaxy. The supernova is the closest seen in five years.International Gemini Observatory/NOIRLab ...

The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, ...

Small and unassuming, Segue 1 is a nearby dwarf galaxy containing only a handful of stars—too few to provide the gravity ...

A wobbling star helped scientists spot the largest stellar black hole ever detected in our galaxy "lurking nearby" in what has been described as a once-in-a-lifetime find. Named Gaia BH3, the black ...

At a distance of160,000 light-years, an aging red supergiant star in a neighboring galaxy has become the subject of an ...

A study using NASA’s Swift satellite and the Chandra X-ray Observatory has found a second supersized black hole at the heart of an unusual nearby galaxy already known to be sporting one. The galaxy, ...

Image of the irregular dwarf galaxy Sextans A, located at a distance of about 4 million light years from us, towards the edge of the Local Group, captured by the VST (VLT Survey Telescope), an Italian ...

Thousands of colorful spirals, warm blobs and razor-thin ellipticals populate the National Science Foundation’s Noirlab atlas. The atlas, named the Siena Galaxy Atlas, uses the data from three Dark ...

The James Webb Space Telescope observed 19 nearby face-on spiral galaxies in near- and mid-infrared light as part of its contributions to the Physics at High Angular resolution in Nearby GalaxieS ...

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