Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its own. It is being dragged along by its parent star.

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

From decades of astronomical observations, scientists know that most galaxies contain massive black holes at their centers.

Astronomers have characterized the largest-ever early-Universe radio jet. Historically, such large radio jets have remained elusive in the distant Universe. With these observations, astronomers have ...