Scientists even figured out where it came from, thanks to a new telescope array.
Radio telescopes
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If intelligent life exists beyond Earth, these beings may already know where we live.
Using multiple wavelengths and some atmospheric jiu-jitsu, astronomers are changing how we see the universe.
Astronomers caught a brutal act of cosmic violence for the first time—one galaxy piercing another with deadly...
The fast-moving gas cloud could help explain the so-called missing satellite problem, if the object is what...
