Astronomers using the MeerKAT radio telescope in South Africa have discovered the most distant hydroxyl megamaser ever ...

Across modern astronomy, the most striking pattern is not a single spectacular discovery but a drumbeat of similar clues. Wherever telescopes and probes look with enough sensitivity, they keep turning ...

A team of 48 astronomers from 14 countries, led by the University of Massachusetts Amherst, has discovered a population of ...

In the very young universe, just a fraction of its current age, astronomers have stumbled on a set of objects that refuse to behave the way galaxies are supposed to. Compact, brilliant and oddly ...

A newly detected X-ray transient may reveal the first direct evidence of an intermediate-mass black hole consuming a white ...

A distant star dimmed by 97% for nearly 200 days. Astronomers say giant rings around a brown dwarf or super-Jupiter may explain it.

The Vera C. Rubin Observatory sent scientists nearly 1 million astronomy alerts in one night, showing off changes in the sky.

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar system—and it's an absolute giant. Reading time 3 minutes In September, NASA ...

Astronomers may finally understand why planets orbiting two suns, the real-world equivalents of the "Star Wars" planet Tatooine, are so scarce in our galaxy — and it has to do with general relativity.

Screenshot of a newly discovered exoplanet as it makes its slow journey around two stars. To obtain the image of the planet, astronomers needed to remove the stars' glare. Two star icons mark the ...