The sun is so big that 1 million earths could fit inside the sun. If someone wanted to take a trip to pluto it would take more than 800 years. Today scientists have said there are 500,000 pieces of space junk in space including fragments from rockets and satellites that have visited space. There are more stars in space then little bits of sand on earth at beaches, there are about billions or trillions of stars in space. One hour in space is equivalent to 7 years in space because time ticks way more slowly in space then in earth. Ever wondered why space is so silent it's because there is no air if there was air you would be hearing wind.Space has 2 planets that rain diamonds its Neptune and Uranus. Space actually has a smell space smells like Sweet smelling,welding fumes, burning metal, a distant odor of ozone.an acrid smell,walnuts,brake pads,gunpowder and even burnt almond cookies. Substances that make up space are normal matter, dark matter and dark energy. Space is a really interesting place with mysterious things found in it!