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At the heart of most large galaxies, including our own Milky Way, lurks a supermassive black hole. These cosmic giants ...

The trailblazing Harvard scientist, who documented the dominance of hydrogen and helium in stars, is still inspiring ...

Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

Although black hole radiation can be catastrophic in some cases, it may assist life once oxygen has accumulated in the planet ...

At the center of most large galaxies, including our Milky Way, sits a supermassive black hole. These powerful objects sometimes enter active galactic nucleus (AGN) mode, where they pull in gas and ...

Five 'mass extinctions' have decimated our planet since it was formed - now scientists claim the answers to two could be written in the stars.

Astronomers rely on clear observations to study celestial objects, but cosmic dust alters what we see, making stars appear ...

A supercluster is usually composed of hundreds or even thousands of clusters of galaxies, and these clusters are ...

Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away. These two exoplanets, a super-Earth and a sub-Neptune, are common in the galaxy, yet are absent from our ...

For this reason black holes are invisible to the eye, as lightless as the empty, dark space surrounding them. Scientists know ...

Previous efforts to map the galaxy's dust were challenged by limited data, but the Gaia mission has provided a treasure trove ...