Astronomers trace the Small Magellanic Cloud’s unusual stellar motions to a past cosmic encounter.

Astronomers have discovered the first clear example of a star made entirely of materials from one of the very first stars. Researchers spotted the extremely ancient and chemically ...

Like tiny photobombers, cosmic anomalies resembling small, bright red points show up in almost every snapshot taken by the ...

The New Moon Arrives on Wednesday, March 18. With the moon missing from our view, this is a perfect night for galaxy-gazing. There are seasons which are better for viewing galaxies outside of our ...

Earth is not only orbiting the Sun it is also traveling through the Milky Way on an enormous galactic journey. In this video ...

T he first time I heard about galaxies without dark matter, I was sitting in my very first graduate class at the University of São Paulo. It was 2018, and the discovery had just ...