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dark matter particlesInteresting Engineering
•75% Informative
Dark matter is an elusive form of matter that makes up around 30 percent of the matter-energy of the observable universe.
Despite this, we don’t know much about it, but we can infer its existence through its effects.
Black holes are not gravitationally bound to any galaxy, meaning they roam through space independently.
If a rogue black hole were to approach our solar system, its gravitational pull could upset all celestial objects, including the Sun and the planets.
Supernovas are massive explosions that occur towards the end of a star’s life.
They release much energy that may temporarily outshine entire galaxies.
Dark matter is typically considered the invisible glue that holds galaxies together.
DF2 and DF4 galaxies with very low-velocity dispersions, indicating little or no dark matter.
This discovery challenges conventional theories of galaxy formation and evolution.
The Boomerang Nebula is the coldest known place in the Universe , with an astonishing temperature of 1 Kelvin or -272.15 degrees Celsius ( 457.87 F).
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