Why you’ll weigh less on Mars than on Earth
Mars is smaller than Earth. Its density and mass is also lower than earth. Since all these factors are lower,...
Solar System
Earth and Venus – Often called twins
Venus is only 40 million kilometres closer to the sun than we are. Its size is very much like the...
What are asteroids?
Asteroids are small rocky bodies that orbit the sun. Most asteroids orbit in a belt between Mars and Jupiter called...
How much space dust falls on the earth every day?
Space scientists estimate that daily about 40 tons of cosmic or space dust falls on earth. They are studying this...
