Large galaxies absorb smaller ones in order to survive in the universe, according to a new study recently published in the Monthly Notices of the Royal Astronomical Society.
By Carey Reed
If a tractor full of confetti was launched into the night sky and then beamed with a strobe light, it might look something like the Hubble Space Telescope image above. It is, according to NASA, among the most colorful of…
By Jenny Marder
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