LHAASO has uncovered that micro-quasars, black holes feeding on companion stars, are powerful PeV particle accelerators.

Our search for exoplanets is focused on Milky Way stars. It's been successful, with more than 6,000 detected so far.

Scientists estimate over 100 billion galaxies in the universe, each unique in shape and size, revealing the vastness of cosmic creation.

Earth," is situated in a relatively close region of the Milky Way Galaxy and resembles Earth in appearance but is many times ...

The team discovered that the surface might contain liquid water, an essential ingredient for life. Astronomers from the, Irvine have discovered a planet orbiting within the “habitable zone” of its ...

Tracking down black holes at the center of dwarf galaxies has proven difficult. In part it is because they have a tendency to ...

Astronomers have found that the Pleiades star cluster, known as the Seven Sisters, may contain 20 times more stars than previously believed.

According to Paul Robertson, associate professor of physics and astronomy at UC Irvine, discovering new exoplanets is common ...

Scientists have spotted the brightest flare yet from a supermassive black hole that shines with the light of 10 trillion suns ...

A handful of extremely massive stars, each heavier than 1,000 Suns, may have sculpted the chemistry of the oldest star ...

It came from nothing less than a supermassive black hole located at the center of a distant galaxy. Although the event ...

A powerful geomagnetic storm last week brought rare and bright auroras, which were observed even in Florida and Mexico. Lisa Upton, a heliophysicist from the Institute of Southwestern Studies, told ...