Scientists just worked out the total amount of matter in the universe
In total matter –the stuff from which humans & objects on Earth are made– makes up around a third of the total matter & energy in the universe
Elon Musk says humans must leave Earth because Sun will engulf our planet
Musk said that becoming a multi-planet species would allow human civilization to dodge extinction events that had affected other species
Telescope glimpses “most extreme planet ever seen” where surface is 3.200C
The planet is one & a half times the size of Jupiter & has one side permanently turned towards its burning hot blue star