On May 20, 1990, the Hubble Space Telescope sent its first image to Earth. This photo turned out to be 50% sharper than ...

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

Our galaxy may reside in a billion-light-year-wide cosmic bubble that accelerates local expansion, potentially settling the ...

A new theory suggests Earth may be inside a cosmic void—offering a bold explanation for the mysterious Hubble tension in ...

Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...

New research suggests Earth may lie inside a massive, billion-light-year-wide cosmic void, offering a possible solution to ...

Scientists have proposed a wild new theory at the Royal Astronomical Society's National Astronomy Meeting (NAM) in Durham - ...

Images of the cosmos, such as the James Webb Space Telescope’s deep space snapshot, make space look chock-full of stuff. In the grand scheme of things, it is, but all those stars, galaxies, planets, ...

This stunning 527-megapixel composite reveals both visible and infrared views of young stars, ionized gas, and dust filaments ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than ...

When astronomers look deep into the early universe, using light that has traveled billions of years to reach us, they get one ...

Particular stars called Cepheid variables allow astronomers to determine distance, and Hubble spotted one of these within M31 ...