In the bigger picture, “down” could be defined as being below the plane of the solar system, which is known as the ecliptic.

Astronauts on the International Space Station were not only treated to a sight from Earth's atmosphere recently but also ...

The number of black holes they found in dwarf-sized galaxies far exceeded what they previously thought.

Across the sky, astronomers are stitching together vast samples of galaxies to understand how often supermassive black holes ...

A massive galaxy that mysteriously stopped forming stars more than 12 billion years ago has stunned scientists. A new study ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...