Galaxies
Latest about Galaxies
Gas and stars 'stolen' from galaxy in striking European Southern Observatory photo and video
By Samantha Mathewson published
A galaxy is robbed of its gas and stars in a new image from the European Southern Observatory.
The biggest galaxies live in our universe's supercluster 'cities'
By Monisha Ravisetti published
Machine learning algorithms analyzed millions of galaxies to reveal where the biggest ones are.
Hubble telescope spies a sparkling 'cosmic fossil' 3 million light-years away (image)
By Samantha Mathewson published
Located about 3 million light-years from Earth, the Tucana Dwarf galaxy sits at the far edge of the Local Group of galaxies and is home to aging stars that may hold clues from the early universe.
Will our galaxy really collide with Andromeda? Maybe not
By Sharmila Kuthunur published
A new simulation suggests the possible head-on collision of our Milky Way galaxy with the neighboring Andromeda galaxy comes down to a coin flip.
Dark Energy Camera's new galactic portrait delves into dark-matter central
By Keith Cooper published
Located at the confluence of several dark matter filaments in the cosmic web, the Coma Cluster of galaxies is the perfect case study for understanding how these galactic conurbations grow.
'Galaxy Zoo' project needs your help classifying tens of thousands of galaxies
By Stefanie Waldek published
The European Space Agency has launched a new citizen science project with Galaxy Zoo to classify tens of thousands of galaxies imaged by the Euclid space telescope.
Group of ancient stars spotted near the sun could rewrite the Milky Way's history
By Patrick Pester published
Researchers using the Gaia space telescope studied some ancient stars near the sun, revealing that our corner of the Milky Way may be billions of years older than once thought.
X-rays reveal secret gas in huge and distant galaxy cluster
By Keith Cooper published
The Euclid and XMM-Newton missions have combined to show the hidden, hot gas that fills an immense galaxy cluster 2.7 billion light-years away.
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