Gamma ray bursts are the most powerful explosions in the universe, unleashing as much energy as the Sun will in its 10 ...

An impossibly bright galaxy is forcing scientists to rewrite the rules of the Big Bang’s aftermath. Here’s what you’ll learn ...

Though NGC 7456 looks like a modest spiral galaxy, new Hubble and XMM-Newton observations reveal a bustling system with ...

In 1925, Edwin Hubble's observation of Cepheid variables in the Andromeda galaxy revolutionized astronomy, proving the ...

Astronomers using the Webb Telescope detect a faint smudge that may be the first galaxy, or a nearby impostor, named ...

A swarm of galaxies called the Bullet Cluster is the biggest, best natural laboratory for studying dark matter that ...

A mysterious population of glowing red dots scattered across the early universe has led astronomers to a startling new theory ...

S284p1 sits at the edge of the Milky Way about 15,000 light-years from Earth. As superheated gas falls onto the star, it gets ...

Our understanding of cosmology hinges on how well we know our own local universe, which remains poorly mapped and poorly ...

NASA's James Webb Space Telescope has revealed yet another marvel from deep in outer space. A galaxy named MoM-z14 has taken the title of most distant galaxy the telescope has captured. It is a ...

Tiny red objects spotted by NASA's James Webb Space Telescope (JWST) are offering scientists new insights into the origins of ...

A monster galaxy from the early universe shows that the cosmos was rich with oxygen when it was only less than 3% of its present age, astronomers have found. The discovery raises questions about how ...