Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than in neighboring regions of the universe, astronomers say.

Voids are not exactly empty (actually, the missing matter of the universe is spread there), and lonely galaxies and small ...

Ralph Waldo Emerson once penned the words “If the stars should appear one night in a thousand years, how would men believe ...

Astronomers have turned the Atacama Large Millimeter/submillimeter Array (ALMA) into a time machine to peer back in cosmic ...

Astronomers have achieved a first in exoplanet hunting by using the Hubble Space Telescope images to investigate a mysterious ...

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

Space telescopes like Hubble and Webb have dramatically changed the way we explore the universe, offering unparalleled views ...

The Phantom Galaxy (M74) has been imaged in infrared and optical light using the James Webb Space Telescope and Hubble Space ...

Planetariums were a hit with the public. Within decades, they had spread around the world – the first planetarium in the ...

Messier 77, captured by Hubble, also known as the Squid Galaxy, is a swirling spiral 45 million light-years away in Cetus, the constellation named for a whale. It was discovered in 1780 by Pierre ...

Radio Galaxies are developed from taking matter and ingesting it into a supermassive black hole, which results in giant radio lobes. Once the black hole "falls asleep", the lobes fade unless they are ...

NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...