Whether we are simply characters in an advanced virtual world is a much-debated theory, challenging previous thinking about ...

New research suggests that the largest cosmic structure is even bigger and closer to Earth than we knew. It goes against ...

Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

A year ago, in celebration of the 34th anniversary of the launch of NASA’s legendary Hubble Space Telescope in 1990, astronomers took a snapshot of the Little Dumbbell Nebula. Also known as Messier 76 ...