News tagged with supernovas

The dawn of a new era for Supernova 1987a (Update)

Three decades ago, astronomers spotted one of the brightest exploding stars in more than 400 years. The titanic supernova, called Supernova 1987A (SN 1987A), blazed with the power of 100 million suns for several months following ...

dateFeb 24, 2017 in Astronomy
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Tail of stray black hole hiding in the Milky Way

It is difficult to find black holes, because they are completely black. In some cases black holes cause effects which can be seen. For example if a black hole has a companion star, gas streaming into the black hole piles ...

dateFeb 02, 2017 in Astronomy
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NuSTAR finds new clues to 'chameleon supernova'

"We're made of star stuff," astronomer Carl Sagan famously said. Nuclear reactions that happened in ancient stars generated much of the material that makes up our bodies, our planet and our solar system. When stars explode ...

dateJan 25, 2017 in Astronomy
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