A new analysis of the sky has finally confirmed where the missing half of the Universe's visible matter has been hiding. In ...

About half of the non-dark matter in the universe cannot be accounted for by stars and galaxies alone. Now, scientists say ...

About half of the non-dark matter in the universe cannot be accounted for by stars and galaxies alone. Now, scientists say ...

There is a large diversity in the chemical composition of astronomical objects such as planets, comets, circumstellar ...

Astronomers have long been puzzled by two strange phenomena at the heart of our galaxy. First, the gas in the central ...

"We don't know the frequency, so we need to keep tuning and trying different ones, like searching for a good radio station ...

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...