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Cosmic explosion

Astronomers discover oldest supernova ever detected and it happened 10.5 billion years ago

The light from the explosion has taken 10.5 billion years to reach Earth, making it the oldest supernova ever discovered and studied. 

Feb 21, 2018, 10:13 AM IST

Astrosat, Chandra and Hubble jointly detect massive cosmic explosion

Three space-based observatories Astrosat, Chandra, Hubble Space Telescope and a ground-based observatory HARPS have simultaneously detected a massive coronal explosion on the nearest planet-hosting star 'Proxima Centauri', a top scientist revealed here on Wednesday.

Jul 20, 2017, 00:08 AM IST

NASA observatory detects mysterious cosmic explosion

While the scientists believe the flash of X-rays, which stemmed from a faint, small galaxy about 10.7 billion light years from Earth, likely comes from some sort of destructive event, they are not sure what caused it.

Apr 01, 2017, 16:39 PM IST

Devastating comet to hit Earth in next 20 years, claims best-selling author

Graham Hancock, the best-selling author has claimed that a devastating comet – big enough to end life as we know it - is hitting the Earth in next 20 years.

Sep 11, 2015, 16:56 PM IST

NASA's Hubble identifies 'rare type' of supernova companion star

NASA's Hubble Space Telescope has recently discovered a companion star to a rare type of supernova in close orbit after two decades of searching.

Sep 10, 2014, 15:10 PM IST

Gamma-ray burst breaks record for biggest cosmic explosion

Cosmic explosion caused by the death of a star in a distant galaxy became the focus of astronomers around the world after it occurred in April.

Nov 22, 2013, 12:16 PM IST