Black holes avaler, hirondelle matter and energy prevent expanding too much of the universe
Black holes are preventing fragmentation of the universe.
I think it's a good news posté il y a plus d’un an

it's so good to know about our universe. posté il y a plus d’un an

I like how plus people are a fan of The Universe then they are of Earth. WE LIVE ON EARTH PEOPLE!!! posté il y a plus d’un an

always mysterious! posté il y a plus d’un an

To The World Your Just One Person, To One Person Your The World posté il y a plus d’un an