discovered
Rotation
Comparison
100

What aircraft place was the aircraft flown by

Nasa

100

How long does it take to rotate on Neptunes axis

16 hours

100

How many earth years does it take for Neptunes year 

165

200

What number in the listing of Planets discovered is Neptune

The last one discovered

200

Who discovered the rotation of Neptune

Johann Gottfried galle 

200

How much x bigger is Neptune then earth

28x

300

How many aircrafts have flown by Neptune


Only one

300

When was the discovery of the rotation Of Neptune

September 23, 1846

300

How much x heavier then earth is Neptune

17x heavier

400

When was Neptune discovered

1846

400

When did the person who discovered the rotation o Neptune die

July 10, 1910

400

How much more moons does Neptune have then earth

13

500

Who found Neptune

Urbain le verrier, John couch Adams, Johann Gottfried galle.

500

What is the orbit period for Neptune

4,498,396,441 kilometers

500

how much more light does earth have then Neptune

900 times