News tagged with galaxy clusters

Observations challenge cosmological theories

Recent observations have created a puzzle for astrophysicists: Since the Big Bang, fewer galaxy clusters have formed over time than were actually expected. Physicists from the university of Bonn have now confirmed this phenomenon. ...

dateOct 05, 2018 in Astronomy
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Image: Hubble's warped view of the universe

This NASA/ESA Hubble Space Telescope image contains a veritable mix of different galaxies, some of which belong to the same larger structure: At the middle of the frame sits the galaxy cluster SDSS J1050+0017.

dateSep 28, 2018 in Astronomy
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Making head or tail of a galactic landscape

Astronomers have used data from NASA's Chandra X-ray Observatory to capture a dramatic image of an enormous tail of hot gas stretching for more than a million light years behind a group of galaxies that is falling into the ...

dateSep 28, 2018 in Astronomy
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BUFFALO charges towards the earliest galaxies

The NASA/ESA Hubble Space Telescope has started a new mission to shed light on the evolution of the earliest galaxies in the Universe. The BUFFALO survey will observe six massive galaxy clusters and their surroundings. The ...

dateSep 13, 2018 in Astronomy
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Image: Hubble's treasure chest of galaxies

Galaxies abound in this spectacular Hubble image; spiral arms swirl in all colors and orientations, and fuzzy ellipticals can be seen speckled across the frame as softly glowing smudges on the sky. Each visible speck of a ...

dateAug 21, 2018 in Astronomy
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