Astronomy Facts & Trivia - Page 4The moon is 27% the size of the Earth. The Earth weighs 6.6 sextillion tons, or 5.97 x 1024 kg. Sciensational.com Sunlight takes about 8 minutes & 20 seconds to reach the Earth at 186,282 miles/sec (299,792 Km/sec). An Astronaut can be up to 2 inches taller returning from space. The cartilage disks in the spine expand in the absence of gravity. Sciensational.com |