A superkilonova candidate event, named AT2025ulz, was observed in 2025; LIGO and Virgo first spotted gravitational waves, ...
NASA has released a decades-long video showing Kepler’s supernova remnant evolving in X-rays, using Chandra Observatory data ...
"It's the reddest, dustiest red supergiant that we've seen explode as a supernova." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. For decades, ...
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