What alters the length of a day?
Researchers have found that periodic jumps generated in the earth’s core change the length of a day every 5.9 years...
Space Science
Snoopy of ‘Peanuts’ comic – The official mascot of aerospace safety
Peanuts is a popular comics strip created by Charles M. Schulz. One of the main characters, Snoopy, a beagle, is...
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...
At what rate does the earth spin?
The earth spins or rotates on its axis every day. It takes 24 hours to rotate once on its axis....
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...
