Space Junk Jeopardizes Earth’s Space Environment
Scientists estimate that there are some 750,000 pieces of space junk circling Earth, millions more if you count fragments smaller than 1 centimeter. Think about it: Mankind has sent thousands of rockets into space since the launch of the first satellite, Sputnik 1, in 1957. While a number of space vehicles are still in active […]
Moon May Have Formed From Earth’s Leftovers
The Earth and its moon started with a big bang, according to a new theory from NASA scientists, who believe both were born out of collisions between two massive developing planets.The new theory suggests the two giant planetary bodies, each about five times the size of Mars, collided with each other twice. After the first collision, […]