The universe may have been building rocky planets almost from the start
Simulations suggest rocky planet building blocks could have formed just 100 million years after the Big Bang.
Author: Mara Johnson-Groh
A record-breaking star could reveal how the Milky Way’s giant black hole spins
The star passes very close to the Milky Way’s supermassive black hole and could reveal the black hole’s spin by tracking how it warps the