DAOrayaki Bounty : Interstellar Immigrant 2022-1-23

# 本次任务内容

## DAOrayaki | How SpaceX and Boeing will get Astronauts to the ISS. A comparison of the Crew Dragon, Starliner, Soyuz and Space Shuttle.
- 130u 
- https://everydayastronaut.com/crew-dragon-vs-starliner/
- 贡献者： （hahaho  21hahaho@gmail.com）
- 成果提交：（https://docs.google.com/document/d/14c4wYOLvyEvSPbVMKsNJgI0RcjaALkVTU7u8zZOmoBw/edit?usp=sharing）

## DAOrayaki | Starship Belly Flop
- 100u 
- https://everydayastronaut.com/starships-belly-flop-maneuver/
- 贡献者： xinyang309 wildhouse@gmail.com
- 成果提交：https://docs.google.com/document/d/1db0J_uPG0nOfkxT0YVm5wQJ-B88UNIAvwaQA6k01TvQ/edit


## DAOrayaki | Ion Propulsion: Farther, Faster, Cheaper
- 80u 
- https://www.nasa.gov/centers/glenn/technology/Ion_Propulsion1.html
- 贡献者： （ShaunTime  邮箱shaun0.0time@gmail.com）
- 成果提交：https://docs.google.com/document/d/1qkPjlZFni9X98Qxym6MzfctyGdqJytcZH2ypuDcSRtM/edit?usp=sharing


## DAOrayaki | WHAT IS THE ENVIRONMENTAL IMPACT ROCKETS HAVE ON OUR AIR?
- 170u 
- https://everydayastronaut.com/rocket-pollution/
- 贡献者： （hahaho  21hahaho@gmail.com）
- 成果提交：（https://docs.google.com/document/d/1E1faNjU8ACnsvPMzH3moGFotFFh6IZCkQNMzFf1swz8/edit?usp=sharing）