Image: Hubble's standout stars bound together by gravity

This image from the NASA/ESA Hubble Space Telescope reveals a glistening and ancient globular cluster named NGC 3201—a gathering of hundreds of thousands of stars bound together by gravity. NGC 3201 was discovered in 1826 ...

Dozens of ultra-compact dwarf galaxies detected

Astronomers from the University of Groningen and elsewhere have identified 44 new ultra-compact dwarf galaxies (UCDs). The newly found objects most likely belong to the Fornax Cluster. The discovery is reported in a paper ...

Extraordinary black hole found in neighboring galaxy

Astronomers have discovered a black hole unlike any other. At one hundred thousand solar masses, it is smaller than the black holes we have found at the centers of galaxies, but bigger than the black holes that are born when ...

Hubble uncovers concentration of small black holes

Globular clusters are extremely dense stellar systems, in which stars are packed closely together. They are also typically very old—the globular cluster that is the focus of this study, NGC 6397, is almost as old as the ...

Exploring the self-organizing origins of life

Catalytic molecules can form metabolically active clusters by creating and following concentration gradients—this is the result of a new study by scientists from the Max Planck Institute for Dynamics and Self-Organization ...

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