Tag: Supernova
Gravitational lens: Second supernova in a galaxy will also appear again
A galaxy in which a single supernova can be seen several times thanks to a gravitational lens has another surprise in store for astronomy: As a research group made public…
UN analysis of climate plans: “Time for a supernova of climate efforts”
As of: November 14, 2023 10:16 p.m Too slow, too little, too late – a UN analysis shows that national climate protection plans are not enough to achieve the 1.5…
Dresden researchers are looking for the remains of a supernova on Earth
A near-Earth supernova, on the other hand, would have devastating effects on our planet. It can change the Earth’s biosphere and cause mass extinctions. “If you look at the period…
Is the supernova of the red supergiant star Betelgeuse imminent? – Knowledge
These days, hobby stargazers and professional astronomers are staring spellbound at the night sky and hoping for death. A stellar death, to be precise: that of Betelgeuse, the reddish glowing…
SN 2023ixf: Stunning image of the closest supernova in 10 years
Three weeks after discovering SN 2023ixf, the closest supernova to Earth in almost 10 years, Hawaii’s Gemini Observatory has captured a particularly stunning image of the stellar explosion. This returns…
Hubble constant: Entirely new measurement method fails to resolve mysterious discrepancy
The debate about the mysterious discrepancy in the so-called Hubble constant, which has been going on for years, has now been enriched by another entry. With a completely new approach,…
Unusual Gamma Flash: Merging Stars Instead of Supernova? – Daily Mirror
Unusual Gamma Flash: Merging Stars Instead of Supernova?daily mirror Gamma-ray burst poses a mystery – cosmic explosion does not fit any common cause or category – scinexx.descinexx | The knowledge…
Four images of one object – waiting for the bent supernova
In 2016, three images of the same supernova flashed, the fourth (above) is not expected for about 15 years (Hubble/NASA/ESA) This stellar explosion occurs in a galaxy that has four…
Researchers have spotted a quiet black hole beyond the Milky Way
Jul 19, 2022 @ 11:56am In the Large Magellanic Cloud : Researchers have spotted ‘quiet’ black hole beyond the Milky Way This artist’s rendering shows what the VFTS 243 binary…
Micronova: White dwarfs explode in miniature
White dwarfs can also partially explode. Since this type of stellar explosion may be huge by earthly standards, but takes place in miniature by cosmic standards, the scientists call this…