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Elon Musk on reusable heat shields and Mars reentry:
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Elon Musk on reusable heat shields and Mars reentry:
— No one has created a truly reusable orbital heat shield before
— Reentry involves extreme heat and pressure — very hard to withstand
— Only advanced ceramics and carbon-based materials can survive it
— SpaceX aims to make
btc
(
twitter.com)
00:02:28
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Elon Musk: We'll hopefully demonstrate orbital propellant transfer next year.
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Elon Musk: We'll hopefully demonstrate orbital propellant transfer next year.
“One of the other technologies that's key for Mars is doing orbital propellant transfer. So you can think of this like similar to aerial refueling for airplanes, but in this case it's orbital refilling
btc
(
twitter.com)
00:01:28
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This is how the headquarters of Ukraine’s government now looks after this morning's Russian attack. Our whole team works in this building daily. Fortunately, no one was injured. Russian barbarism will not halt the work of Ukraine’s government.
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This is how the headquarters of Ukraine’s government now looks after this morning's Russian attack. Our whole team works in this building daily. Fortunately, no one was injured. Russian barbarism will not halt the work of Ukraine’s government.
The walls will be repaired, they
时政
(
twitter.com)
00:00:43
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“Russian missiles will reach London just as quickly as they will reach Tallinn,” said the NATO Secretary General.
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“Russian missiles will reach London just as quickly as they will reach Tallinn,” said the NATO Secretary General.
“Russian missiles are capable of reaching London or Madrid in a matter of minutes, so one cannot assume that the threat only concerns NATO’s eastern flank,” Mark
时政
(
twitter.com)
00:00:40
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Avdiivka. I visited the positions of the 110th «Marko Bezruchko» Mechanized Brigade. One of the toughest spots of the frontline.
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Avdiivka. I visited the positions of the 110th «Marko Bezruchko» Mechanized Brigade. One of the toughest spots of the frontline.
I personally thanked the warriors. We reviewed the defense situation and our troops’ key needs with the commander. I honored the best servicemen with…
时政
(
twitter.com)
00:01:05