How did Apollo missions solve the cosmic radiation problem?
2018年11月6日 · The flashes were from Cerenkov radiation passing though their eyeballs, occurring as often as 2 per minute on the Apollo missions. Of the 39 astronauts to suffer from …
Did Apollo's velocity slow down after TLI due to Earth's gravity?
2019年1月10日 · $\begingroup$ from your page: "At 2:50:37.79 GET (0141:37 AEST), the S-IVB stage burned for 5 minutes 17.7 seconds to boost the spacecraft’s velocity by 7,451.2 …
How was temperature and humidity maintained inside the Apollo …
2018年2月28日 · Temperature and humidity within the Apollo Command Module was controlled with a system of heat exchangers, electrical heaters and water-glycol (62.5 % ethylene glycol …
spacecraft - How did astronauts traverse from module to module …
2014年12月8日 · I was looking at some diagrams for the Apollo spacecraft, which I found to be interesting. It's clear that there's two separate enclosures that astronauts could reside in (the …
Why didn't NASA launch communications relay satellites for the …
2019年7月22日 · This report investigates the feasibility of communicating with Apollo spacecraft behind the moon and of communications between two such spacecraft. Two satellite …
orbital mechanics - Apollo Missions - Travel time to moon - Space ...
2019年2月17日 · Apollo did not leave at escape velocity. Rather, the trans-lunar injection gave considerable extra speed in order to make the trip much faster, so the lowest velocity was …
How did the Lunar Module dock with the rest of Apollo 11 and …
2017年9月10日 · The Apollo spacecraft consists of three major parts:. The Command Module (CM), a conical module where the three crew members live during launch from Earth and …
reentry - At what angle did Apollo 13 need to reenter? - Space ...
The quote is not quite correct about going into a "permanent orbit about the sun". They were in orbit about the Earth before entry, and would remain in orbit about the Earth if they skipped out …
What was Apollo 11's reentry speed at parachute deployment?
The normal entry region for drogue chute deployment by barometric switch (such as was the case with Apollo 11) is described at altitudes between 25,000 and 20,000 feet (7.6 - 6.1 km) and …
manufacturing - Which Apollo-era contractors are still building ...
2019年5月29日 · This list of major Apollo manufacturers is from Chariots for Apollo. Which of them still make aerospace (spacecraft or aircraft) components today? AC Delco: inertial …