21 trends tracked about this subject — the full history, oldest to newest below.
A giant star faked 27 supernovas over 15 years before NASA's Chandra X-Ray Observatory uncovered a hidden black hole or neutron star feeding on it.
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Recent astronomical discoveries highlight rare cosmic phenomena, ancient supernovas, and unusual space imaging.
A massive new supernova dataset challenges foundational theories of cosmic expansion and dark energy.
Neutrino flavor swaps could soon tell astronomers which massive stars will explode as supernovae and which will become black holes.
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A newly discovered supernova is brightening the heart of the spiral galaxy NGC 7331, capturing global astronomical attention.
A comprehensive new dataset of nearly 3,000 exploding stars challenges decades of established cosmological theory.
New data from 3,000 supernovas suggests the universe's expansion may not be accelerating, potentially debunking the long-held theory of dark energy.
A massive new catalog of 2,884 supernovae is challenging the established theory of dark energy and the nature of cosmic acceleration.
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Recent coverage investigates the timeline for Betelgeuse going supernova and the newly revealed companion star.
Astronomers have captured the first sign of a massive star exploding and tracked the rare event.
NASA data has revealed a rare cosmic event involving the explosion of two massive companion stars in a binary system.
Astronomers have identified a potential cosmic first: a binary star system where both sibling stars ended their lives as supernovae.
Bremont honors the legacy of Stephen Hawking with the launch of the Supernova Hawking Limited Edition, a tool watch crafted from meteorite.
Physicists have recorded the first neutrino "whisper" from a combined billion supernovae across the universe, revealing the invisible energy of stellar collapse.
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15 news sources are covering this Science story right now — PULSE is tracking how fast it spreads.