Dr. Pierre Martin and his team created an animation showing two galaxies colliding more than 440 million years ago.
An artist's concept depicts the Milky Way galaxy and its spiral shape. Our solar system is located in one of the spiral arms. - NASA/JPL-Caltech Sign up for CNN’s Wonder Theory science newsletter.
A fleet of NASA missions has likely uncovered a collision between two ultradense stars in a tiny galaxy buried in a huge stream of gas. Astronomers have never seen this type of explosive event in an ...
Astronomers have tracked a powerful blast of radiation back to its source, finding a neutron star collision within colliding ...
CAPE CANAVERAL, Fla. — It turns out that looming collision between our Milky Way and Andromeda galaxies might not happen after all. Astronomers reported Monday that the probability of the two spiral ...
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NASA: 'Game-changing' star collision could resolve 2 big cosmic mysteries
A powerful "gamma-ray burst" has been seen exploding from merging neutron stars hidden within a previously unknown ...
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NASA spots likely ultradense star collision in a small galaxy hidden in gas
A fleet of NASA space telescopes has traced a brief flash of gamma rays to a likely collision between two neutron stars, ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...
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