Did You Know?
There’s a planet with a surface temperature of 4,300°C, hotter than some stars.
KELT-9b is the hottest known exoplanet, with a dayside temperature hotter than many stars. It's so hot that molecules of hydrogen are torn apart on its dayside, only to recombine on its slightly cooler nightside. The planet is slowly evaporating due to its extreme temperature.
Did You Know?
The most distant human-made object is now in interstellar space.
Voyager 1, launched in 1977, became the first human-made object to enter interstellar space in 2012. It's now...
Did You Know?
Some galaxies have no dark matter.
NGC 1052-DF2 is the first galaxy discovered that appears to contain no dark matter, which challenges our understanding...
Did You Know?
There’s a galaxy that’s shooting out a jet of water equivalent to 58 trillion Pacific Oceans.
A quasar called APM 08279+5255 contains a supermassive black hole surrounded by a massive vapor cloud. The black...