Size
What is the smallest planet?
Mercury
Mercury is the second densest planet behind what?
What is Earth?
Instead of having a atmoshphere, Mercury has a?
Exosphere
What is 0?
How many AU is Mercury from Venus?
What is 0.34 AU?
Mercury is 1/3rd size of what planet?
What is Earth
This part of Mercury takes up 85% of the planets radius
What is the core
Mercury's exosphere is made up of what?
What is atoms blasted off the surface due to solar winds and other striking materials
How many rings does Mercury have?
What is 0?
This planet is the closest to the sun
What is Mercury?
Mercury is how big in diameter (miles)?
1516 miles
This planet has a metallic, partial liquid core
What is the composition of Mercury's exosphere?
What is oxygen, sodium, hydrogen, helium, and potassium?
What is the closest planet to Mercury that has a moon?
What is Earth?
How long does it take sunlight to reach Mercury?
What is 3 and a half minutes?
Compared to Mercury, what times of size is Jupiter?
What is 29.3 times?
What percentage of Mercury is mettallic?
70%
True or False. Mercuray has a weak magnetic field
True
What was the first spacecraft to visit Mercury was
NASA's Mariner 10
Using the fastest spacecraft, how long does it take to travel to Mercury from Earth?
147 days