Galaxies are the building blocks of the universe. Clusters of galaxies, and clusters of clusters of galaxies, called superclusters, make up the structures in the geography of the universe. In this ...

Mysterious ‘dark energy’ — thought to be a cosmological constant — might have weakened over billions of years. Plus, skin immune cells form their own ‘bandage’ around wounds and how ...

The space telescope's image of a odd-looking spiral galaxy is, in reality, two distant galaxies overlapping each other. An elliptical galaxy and a spiral galaxy appear as one celestial body as a ...

NEW YORK (AP) — A European space telescope launched to explore the dark universe has released a trove of new data on distant galaxies. The images and other information released Wednesday by the ...

Dozens of dwarf galaxies swarming around the Andromeda Galaxy like bees have been caught on camera by the Hubble Space Telescope, which took more than a thousand orbits of the Earth to take enough ...

This was the end of the cosmic dark ages and the start of galaxy formation. These first stars and the galaxies they formed were very different from anything we see in the modern universe.

NEW YORK — A European space telescope launched to explore the dark universe has released a trove of new data on distant galaxies. The images and other information released Wednesday by the ...

A new NASA space observatory is scheduled to launch into orbit this week on a lofty mission to map more than 450 million galaxies. The SPHEREx mission (short for Spectro-Photometer for the History ...

The authors suggest that the formation of water may have occurred in the universe earlier than previously thought and may have been a key constituent of the first galaxies. Water is crucial for ...

Bring the Moon and planets into closer view, spot stunning star clusters and observe distant galaxies and nebulas with your own eyes — you can even photograph your subject with a smart telescope.

NASA’s newest space telescope rocketed toward orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the ...

NASA's Hubble Space Telescope has uncovered 36 new dwarf galaxies around Andromeda and ongoing star formation within them, contradicting previous theories. They appear to undergo unique evolution ...