A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...
Our galaxy, the Milky Way, is estimated to be 13.6 billion years old. It began to form a few hundred million years after the ...
What made the pulses puzzling to the astronomers was that they came in the form of both radio waves and X-rays. The discovery marks the first time that such objects, called long-period transients, ...
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