A mysterious phenomenon at the center of our galaxy could be the result of a different type of dark matter. Dark matter, the ...

University of Arizona astronomers have learned more about a surprisingly mature galaxy that existed when the universe was just less than 300 million years old—just 2% of its current age.

When we gaze up at the night sky, it’s hard not to wonder about the vastness of the universe and its origins. The universe, ...

Galaxies don't float around at random. They line up along strands of cosmic filaments, sometimes stretching millions of light ...

To borrow a phrase from another controversial series, it’s been a long road for Star Trek: Discovery. Discovery was developed ...