In a new study, MIT physicists propose that if most of the dark matter in the universe is made up of microscopic primordial ...

Halley’s Comet appears only once every 75 years, sparking excitement among both casual observers and astronomers. Learn what ...

"Primordial black holes do not live in the solar system. Rather, they're streaming through the universe, doing their own ...

The final hurdle for Tsuchinshan-ATLAS to surmount will come on the afternoon of Sept. 27, when it arrives at perihelion — the closest point in its orbit to the sun.

Previous studies concluded there were some weird light-generating objects out there, but that doesn't appear to be the case.

MIT physicists propose that a mysterious force known as early dark energy could solve two of the biggest puzzles in cosmology and fill in some major gaps in our understanding of how the early universe ...

IT is easy to feel like we know nothing about our universe, and unexplained stellar objects are the most puzzling feature of ...

Meteorites contain a wealth of information about the origins of our solar system, helping us to understand their, and even Earth’s, origin and evolution.

Watching for changes in Mars' orbit over time could be new way to detect passing dark matter, according to researchers.

New simulations suggest that there are enough primordial black holes—potential dark matter candidates—in the universe for one ...