These are the first massive black holes from the early universe
Photos: Wonders of the universe
This illustration shows a young, forming planet in a "baby-proof" star system.
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Photos: Wonders of the universe
Using a simulation, astronomers shed light on the faint gaseous filaments that comprise the cosmic web in a massive galaxy cluster.
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Photos: Wonders of the universe
The Hubble Space Telescope's Wide Field Camera observed Saturn in June as the planet made its closest approach to Earth this year, at approximately 1.36 billion kilometers away.
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Photos: Wonders of the universe
An artist's impression of the massive bursts of ionizing radiation exploding from the center of the Milky Way and impacting the Magellanic Stream.
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Photos: Wonders of the universe
The Atacama Large Millimeter/submillimeter Array captured this unprecedented image of two circumstellar disks, in which baby stars are growing, feeding off material from their surrounding birth disk.
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Photos: Wonders of the universe
This is an artist's illustration of what a Neptune-size moon would look like orbiting the gas giant exoplanet Kepler-1625b in a star system 8,000 light-years from Earth. It could be the first exomoon ev