Aerobraking is a method that can be used to slow a spacecraft down by having it drag through a planet's atmosphere. Why couldn't NASA use this method for the MESSENGER spacecraft?
W) Mercury is too close to the Sun
X) Mercury's atmosphere has too much corrosive methane in it
Y) Mercury has little to no atmosphere
Z) Mercury has insufficient gravity to permit it
✔️Answer:Y) MERCURY HAS LITTLE TO NO ATMOSPHERE
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