ICBMs Arriving: VI. What are “re-entry vehicles”? Why do we need them? How do they work? What are MIRVs? How do they work?
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You Might Want to Know: What are “re-entry vehicles”? Why do we need them? How do they work? What are MIRVs? How do they work? If you know what happened to the Space Shuttle Columbia in 2003, you know why nuclear warheads need re-entry vehicles. Anything that gets going fast enough to get into orbit, which is 17,500 miles an hour, will still be going thousands of miles an hour when it comes back into the atmosphere. At that speed, friction with the atmosphere generates temperatures of thousands of degrees on the surface of the vehicle. Without a heat shield, the vehicle will burn up.
ICBMs Arriving: VI. What are “re-entry vehicles”? Why do we need them? How do they work? What are MIRVs? How do they work?
ICBMs Arriving: VI. What are “re-entry…
ICBMs Arriving: VI. What are “re-entry vehicles”? Why do we need them? How do they work? What are MIRVs? How do they work?
You Might Want to Know: What are “re-entry vehicles”? Why do we need them? How do they work? What are MIRVs? How do they work? If you know what happened to the Space Shuttle Columbia in 2003, you know why nuclear warheads need re-entry vehicles. Anything that gets going fast enough to get into orbit, which is 17,500 miles an hour, will still be going thousands of miles an hour when it comes back into the atmosphere. At that speed, friction with the atmosphere generates temperatures of thousands of degrees on the surface of the vehicle. Without a heat shield, the vehicle will burn up.