Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

An unexpected monster black hole was found hiding inside one of the Milky Way's tiniest neighbors, rewriting what scientists ...

Physicist Mir Faizal, Adjunct Professor with UBC Okanagan’s Irving K. Barber Faculty of Science, was not out to shatter the ...

For the first time, scientists have the calculations and simulations to explain mysterious flashes from the galaxy OJ 287. Roughly twice every 12 years, from 3.5 billion light years away, the light ...

Meng Dezhao, a Ph.D. student from the Xinjiang Astronomical Observatory of the Chinese Academy of Sciences, together with his ...

Researchers have believed that Segue 1, a puny galaxy orbiting the Milky Way just 75,000 light-years away, was packed with dark matter, a substance in space that doesn't shine or interact with light.

A new study suggests the Milky Way’s gamma-ray glow could be a dark matter signal shaped by ancient galactic mergers.

If you've ever poured milk into a cup of coffee and watched it swirl, you've seen turbulence in action. This phenomenon is responsible for everything from a bumpy airplane trip to ocean currents. Now, ...

A new computer simulation from NASA's Ames Research Center shows what galaxy mergers might look like over billions of years. You're seeing swirling gases, dust and rock as they move throughout a ...

A radio pulsar is like a cosmic lighthouse, a highly dense, rapidly rotating star that emits beams of radio waves. If Earth ...