In 2009, a remarkable event occurred in the NGC 6946 galaxy when a star flared brightly, only to mysteriously vanish. Astronomers initially believed it had exhausted its fuel, but rather than undergoing the typical supernova transformation, it appeared to have collapsed into a black hole.
A Faraway Star was Observed to Have Gone Black Hole Back In 2009—Or Did It?
Related Posts
How a balloon-borne experiment can do the job of the Hubble space telescope
SuperBIT waiting for launch while its giant helium balloon is inflated. Bill Rodman/NASA Richard Massey, Durham University and…
April 2, 2024
Astronomers see ancient galaxies flickering in slow motion due to expanding space
NASA / ESA / J. Olmsted (STScI) Geraint Lewis, University of Sydney According to our best understanding of…
July 19, 2023
“The Accident” Brown Dwarf: A Grab Bag of Cosmic Anomalies
The universe is vast, and seemingly limitless. Naturally, there’s bound to be a handful of cosmic oddities out…
September 20, 2021
What’s a “Dyson Sphere?”
Theoretically, building something that maximizes just how much energy we can take from the Sun is possible. But…
January 13, 2024