Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

Astronomers have sharply revised down the mass of nearby super Earth GJ 3378b, dramatically improving its prospects as a ...