The sun is a giant nuclear fusion reactor, converting hydrogen into helium and releasing massive amounts of energy in the form of heat – and sound. Sound is essentially vibration and needs a medium to travel through.
Photographer: Yuki Iwamura/Bloomberg
。关于这个话题，heLLoword翻译官方下载提供了深入分析
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The Artemis III mission, which had been expected to land astronauts near the moon's south pole in 2028, now will be redefined and rescheduled — launching in 2027 but not to the moon, Isaacman said. Instead, the yet-to-be-named astronauts will rendezvous and dock in orbit closer to home with one or both of the commercially built lunar landers now under development at Elon Musk's SpaceX and Jeff Bezos' Blue Origin.
The instruction from Peter 1 is recorded in the police log: "Curfew already in place. No further need to obtain permission. Deploy necessary force."