The earth rotates anticlockwise. Do all known planets (and suns?) rotate anticlockwise?
How are galaxies speeding away from earth at 1 million meters per second? Why dont they look like they are moving that fast?
Asked by: Tiana
Filed under: Astronomy Big Questions, Astrophysics Big Questions, Cosmology Big Questions, Physics Big Questions, Planetary Science Big Questions, Science Big Questions, Unanswered Big Questions | 1 Comment »
How long would it take for light from the sun to reach the edge of the universe?
Rhys Harniess from Hertfordshire (Aged 15-25)
If the big bang exploded out of a really dense material, is there that material again at the centre of our universe now getting ready to do it again and has the process been repeated before?
Martin Higgs from Hampshire (Aged 5-14)
Filed under: age 5-14, Astrophysics Big Questions, Big Bang Big Questions, Cosmology Big Questions, Physics Big Questions, Theoretical Physics Big Questions, Unanswered Big Questions | Leave a comment »