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Protects Us From The Earths Burning Core
A 'Falling Star' is not really a star at all. It is actually a meteor burning up in the atmosphere as it enters.
Meteor
The gravitational pull between earth and the spacecraft will become insignificant.
There are no "falling stars". The phenomena we call a "falling star" is actually a meteor burning up as it enters the Earth's atmosphere.
No spacecraft from Earth has ever landed on Neptune.
Ozone layer protects the earth. It protects us from UV rays.
the Friendship 7 spacecraft
It prevents the spacecraft from being launched as gravity causes it to be attracted towards earth.
As the name implies, a heat shield shields something from heat. In the case of a spacecraft heatshield, it shields and protects the craft itself from the tremendous amount of heat created by air friction due to the extremely high speed of the craft during reentry into the Earth's atmosphere.
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