Observing the Universe often means contemplating phenomena that occurred millions of years ago. But sometimes, the opportunity arises to capture a cosmic event almost in real-time, as if we were ...

Astronomers may have caught their first glimpse of elusive dark matter in our own galaxy. Dark matter is an invisible and mysterious material scattered throughout the universe, making up about 85 ...

CNN — Pioneering American astronomer Vera Rubin once mentored fellow aspiring female astronomers and advocated for women in science. It's fitting that the first national US observatory named for a ...

An artist's impression of a coronal mass ejection on a star Olena Shmahalo / Callingham et al. For the first time, astronomers confirmed a massive expulsion of plasma from a star other than the sun. A ...