Earth
Video file
Credit
This work
by NASA's Goddard Space Flight Cente
is licensed under Creative Commons Zero v1.0 Universal
Nicolaus Copernicus
Occupation
Astronomer, Mathematician, Clergyman
Year born
1473
Research Areas
Planets, Mechanics
Image
Credit
This work
by Unknown Artist (circa 1580)
is licensed under Creative Commons Zero v1.0 Universal
Investigate Day and Night
On Earth, night follows day and day follows night. But why?
Complete this fun investigation to find out!