TRAVELING INTO THE UNKNOWN
Probes and Rovers
Your questions answered! Read some quick facts about Mars rovers below.
Q: What powers NASA probes and rovers?
A: Rovers and probes use the lithium batteries similar to what we use for laptop computers and digital cameras.
Q: What was the first successful fly-by mission to Mars?
A: The Mariner 4 was the first successful mission to photograph Mars.
Q: What rover accompanied Pathfinder in Mars in 1997?
A: The Sojourner rover was with Pathfinder when launched to Mars.
Q: How often does NASA send a new mission to Mars?
A: Every 2 years NASA sends a new mission to Mars.
Q: The Viking 1 landed in what year?
A: The Viking 1 Lander landed on Mars in June of 1976.
Q: Why is the Mars Global Surveyor called the “first successful mission?”
A: The Mars Global Surveyor was called the “first successful mission” because for the next twenty years after the Viking 1 success every other mission to Mars failed. The Mars Global Surveyor was noted as a scientific breakthrough for producing a better map of Mars. Previous missions only orbited Mars collecting photographs and data.
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