NASA is celebrating the holiday season with photographs of the remnants of a supernova star captured by the James Webb Space Telescope. The star, named Cassiopeia A (Cas A), shines brightly from ...
Stars like the Sun are remarkably constant. They vary in brightness by only 0.1% over years and decades, thanks to the fusion of hydrogen into helium that powers them. This process will keep the Sun ...
Earth was showered by radioactive debris from supernovae - exploding stars - as recently as 1.7 million years ago, research has shown. A series of stellar blasts are thought to have occurred around ...
NASA's Hubble Space Telescope recently celebrated its 31st anniversary in space by comparing two new images of an exploding star almost 20,000 light-years from Earth. Known as AG Carinae, the star is ...
Astronomers are eagerly anticipating the sight of an exploding star, T Corona Borealis, which will be visible to the naked eye for the first time in 80 years. The phenomenon, also known as T Cor Bor, ...
The Kepler space telescope captured the first, brilliant flash of an exploding star’s shockwave - known as the ‘shock breakout’. The explosive death of this star, a red supergiant called KSN 2011d, ...
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