Did You Know?
Some black holes sing in B-flat.
The supermassive black hole at the center of the Perseus galaxy cluster emits pressure waves that translate to a B-flat note 57 octaves below middle C. This is the deepest known note in the universe, far too low for human ears to detect.
Did You Know?
There’s a planet covered in lava oceans with winds seven times the speed of sound.
K2-141b is a planet so hot that it has oceans of molten rock and supersonic winds made of...
Did You Know?
There’s a planet covered in burning ice.
Gliese 436 b, a Neptune-sized exoplanet, is covered in a form of water ice that remains solid despite...
Did You Know?
There’s a planet that orbits its star every 18 hours.
WASP-19b orbits so close to its star that a year on this planet lasts just 18 hours. This...