How big is the universe?
The Sun is 0.00001581 light-years awayUniverse Think about this for a second; it takes us around three days to reach the Moon, approximately seven months to get the closest planet to us, namely Mars, 15 months...
The Sun is 0.00001581 light-years awayUniverse Think about this for a second; it takes us around three days to reach the Moon, approximately seven months to get the closest planet to us, namely Mars, 15 months...
This new European Southern Observatory animation was created to celebrate the opening of the new ESO Supernova Planetarium in Germany. It begins from the home of the new facility in...
I thought all might like this. https://rumble.com/v4gng4o-pretty-cool-what-would-we-see-at-the-speed-of-light.html