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Why is half of the ship black and half of it is silver colored?
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Why is half of the ship black and half of it is silver colored?
that's because the bottom as seen from orbital entry is, has a heat shield on it. So the black there is the heat shield and then the core structure of the rocket is a special alloy of stainless steel and that's
btc
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twitter.com)
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🚨 Putin to flee the Kremlin? Thousands of drones are set to target Moscow!
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🚨 Putin to flee the Kremlin? Thousands of drones are set to target Moscow!
Zelensky has declared that the war has entered a new decisive phase — one in which the outcome will be determined not on land or at sea, but in the sky.
The logic is simple. The front line on land has
时政
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twitter.com)
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He had never drawn a paycheck as a professional firefighter. On the morning of 11 September 2001 he became the man in the red bandana.
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He had never drawn a paycheck as a professional firefighter. On the morning of 11 September 2001 he became the man in the red bandana.
Welles Crowther was twenty-four and at his desk as a stock trader on the 104th floor of the South Tower when the attacks began. He did not leave
有趣
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twitter.com)
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Massimo
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