In a massive explosion of a black hole ripping apart a star, a dense gas cocoon was found surrounding the explosion, ...
Astronomers have uncovered the most powerful explosion in cosmic history, a blast fifty times stronger than the combined energy of every star in the observable universe. This documentary explores how ...
CAPE CANAVERAL, Fla. (AP) — Scientists have discovered a gamma ray explosion outside our galaxy that’s not only exceptionally powerful, but also long-lasting. Telescopes on Earth and in space — ...
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