Statistics
Exploration
Significant Features
Structure
100

Does Mercury have stronger or weaker gravity than Earth?

Weaker.

100

What can be found in deep craters at the north pole of Mercury?

Ice

100

Does Mercury have any moons? If so, how many?

No, it has 0 moons.

100

Does the atmosphere of mercury contain hydrogen?

Yes.

200

How long is Mercury's time per orbit around the sun?72 days, 88 days, or 365 days

88 days.

200

How many days on Earth is equivalent to 1 day on Mercury?

58 days.

200

How long is Mercury's great valley?

More than 1,000 kilometers (620 miles) long.

200

What is mercury made of?

Metal and silicate

300

How long are Mercury's days? (In Earth days)

176 Earth Days.

300

What are the three probes that have been sent to Mercury?

Messanger , Mariner 10 , and BepiColombo.

300

What is the name of the largest crater on Mercury?

Caloris Basin

300

When was Mercury formed?

4.5 million years ago

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