The Milky Way tore apart a collection of extremely old stars two billion years ago, and scientists have found the grizzly remains.
A disk galaxy in the early universe, just 1.5 billion years after the Big Bang, somehow formed during a time of chaotic cosmic conditions.
"These enormous bubbles have until now been hidden by the glare of extremely bright radio emission from the center of the galaxy."
The European Gaia spacecraft unveils new details about a cataclysmic collision in our galaxy’s distant past.
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