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3 votes

How many times has SpaceX reused Falcon 9 first stage until now?

According to Wikipedia 13 Falcon 9 Full Thrust and Falcon 9 Block 4 boosters were reused. The remaining 83 are Falcon Block 5 boosters. So, a total of 96 boosters have been recovered as of May 20, ...
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12 votes
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Does the Merlin vacuum engine on SpaceX's Falcon 9 gimbal?

According to the Falcon Payload User's Guide posted on the SpaceX website, the 2nd stage engine gimbals. (Emphasis mine)
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8 votes

Could SpaceX's Starship's landing and restart process work on Titan?

Getting There: In general there is "the quick way" and "the efficient way" to get to the outer planets. The trade-off is between the capability of the launch vehicle and the time-...
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3 votes
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How many lives have space agencies saved?

According to a NASA Spinoffs presentation from 2012 an estimate is 444,000 for the period of 2000-2012 & 30,000 in 2012 alone: As a specific example, SARSAT systems report over 48,000 lives saved ...
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