Dark matter is a hypothetical form of matter thought to account for approximately 85% of the matter in the universe.
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Hubble Snaps Striking Barred Spiral Galaxy Image
Hubble Snaps Striking New Photo of UGC 9684
A Supernova Afterparty: Hubble Snaps Cosmic Disarray in the Heart of Pegasus
Hubble Snaps Stunning Image of Jellyfish Galaxy
Hubble Snaps Breathtaking New Image of UGC 2890
Hubble Snaps Rare View of 3 Galaxies on a Collision Course
Hubble Snaps New Image of Globular Cluster NGC 6355
Hubble Snaps a Portrait of a Globular Cluster
Hubble snaps globular cluster Terzan 9
Hubble Snaps Brilliant Image of Ruprecht 106
Hubble snaps a spiral galaxy approximately 55 million light-years from Earth in the constellation Coma Berenices
Hubble Snaps Stunning Image of Messier 91
Hubble Snaps Brilliant Image of Flame Nebula
Hubble Snaps Beautiful Image of Markarian 1337
Hubble Snaps a Stunning Close-Up of a Magnificent Spiral Galaxy