Ask Ethan: Is This Actually A Hole In The Universe?
Don’t believe everything you read on the internet, even if “science” is in the title.. “Ask Ethan: Is This Actually A Hole In The Universe?” is published by Ethan Siegel in Starts With A Bang!.
Our solar system
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#astrointerest - Humility: #Andromeda’s actual size, not accounting for the fact it is 2.5 BILLION LIGHT YEARS away, compared with the moon's 238,000 MILES away. It contains a Trillion stars, while our galaxy contains at most a half a billion stars... And some on #earth delude themselves that they are the center of Everything.
Researchers Discover Monstrous Supermassive Black Holes
Researchers have discovered a monster black hole that appears to be the most massive found to date, as massive as 21 billion suns. This is one of two black holes found in elliptical galaxies some 300 million light years away -- both believed to be the biggest yet. A black hole occurs when gravity causes an object to collapse under its own weight to a point, creating an object that is fantastically small, yet tremendously
May 2010 | The Daily Galaxy
The apparent development of a large void of some billion light-years in diameter in the Constellation Eridanus appears to be improbable given current cosmological models. A radical and controversial theory proposes that it is a "universe-in-mass black hole" rather than...
Firewalls or Cool Horizons?
Physicists attempt to cool down a heated debate by suggesting quantum entanglement occurs through spacetime wormholes. The theoretical physics of black holes abounds with paradoxes, such as the los…
Hubble’s Contribution To Modern Astronomy
Celestial World. Hubble's Contribution To Modern Astronomy. Two of the most recognizable symbols of science are the telescope and the microscope. Everyone, whether interested in astronomy or not, has heard of the