The Quipu superstructure is enormous, spanning 1.4 billion light years – and it could violate one of our fundamental ...

Is it possible to understand the universe without understanding the largest structures that reside in it? In principle, not ...

Using the Gemini North telescope, astronomers have detected the largest black hole jet ever seen in the early universe. It's ...

From decades of astronomical observations, scientists know that most galaxies contain massive black holes at their centers.

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

ESA/Hubble & NASA, C. Murray This NASA/ESA Hubble Space Telescope image features a dusty yet sparkling scene from one of the Milky Way's satellite ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and can be seen with the naked eye on a clear autumn night as “a faint ...

The discovery of UY Scuti, the universe's largest known star, is credited to astronomers at ... renowned for its size and the complex nebula that surrounds it. HD 12463: Situated in the Milky Way, HD ...

The key to settling the debate about the organization of the universe turned ... that the Andromeda Nebula was over a million light years away from Earth. It was the largest distance ever measured ...

The star is located in the Tarantula Nebula in the Large Magellanic Cloud ... and is 10 million times brighter than the sun. Among the largest known stars previously known were the Pistol Star ...

Here, Space.com explores some of the biggest space mysteries currently perplexing scientists. In the early 20th century, astronomer Edwin Hubble discovered that the universe is expanding ...

Astronomers have characterized the largest-ever early-Universe radio jet. Historically, such large radio jets have remained elusive in the distant Universe. With these observations, astronomers have ...