Wie immer bei mir, Quellen zum weiterstöbern:

1. SLS [Online] https://de.wikipedia.org/wiki/Space_Launch_System.
2. NASA. SLS Artemis I Launch Animation. [Online] https://youtu.be/u2nod-ek7ys.
3. AerojetRocketdyneRS-25. [Online] https://de.wikipedia.org/wiki/Aerojet_Rocketdyne_RS-25.
4. NASA. HOW IT WORKS: Spacesuits on the ISS. [Online] https://youtu.be/HeoZkSZyH58.
5. ISS. [Online] https://de.wikipedia.org/wiki/Internationale_Raumstation.
6. NASA. Space Shuttle: The Final Flight. [Online] https://youtu.be/kX_w4mUlvjQ.
7. BBC. Space Shuttle Columbia Disaster Pt 2: Final descent. [Online] https://youtu.be/6R4ctaCBapM.
8. SpaceShuttleColumbia_disaster. [Online] https://en.wikipedia.org/wiki/Space_Shuttle_Columbia_disaster.
9. NASA. Expedition 63 [Online] https://youtu.be/erfXf08tuFg.
10. forbes. [Online] https://www.forbes.com/sites/jonathanocallaghan/2020/04/09/the-last-soyuznasa-ends-reliance-on-russia-with-final-launch-before-crew-dragon/#2ccafb1f235a.
11. Constellation_program. [Online] https://en.wikipedia.org/wiki/Constellation_program.
12. newyorker. bush-counting-down-days-until-he-is-no-longer-worst-president-in-history. [Online] https://www.newyorker.com/humor/borowitz-report/bush-counting-down-days-until-he-is-no-longer-worst-president-in-history.
13. NASA. Commercial Crew Program: What's It All About? [Online] https://youtu.be/A6fCa4ReHX4.
14. CommercialCrewProgram. [Online] https://de.wikipedia.org/wiki/Commercial_Crew_Program.
15. NASA. Orion Exploration Mission-1 Animation. [Online] https://youtu.be/OH0vBtPbZ7M.
16. Orion. [Online] https://en.wikipedia.org/wiki/Orion_(spacecraft).
17. —. Apollocommandandservicemodule. [Online] https://en.wikipedia.org/wiki/Apollo_command_and_service_module.
18. NASA. "Best of the Best" Provides New Views, Commentary of Shuttle Launches. [Online] https://youtu.be/vFwqZ4qAUkE.
19. SLS_History. [Online] https://en.wikipedia.org/wiki/Space_Launch_System#SLS_History.
20. Erstflug. [Online] https://de.wikipedia.org/wiki/Space_Shuttle#Erstflug_und_die_ersten_f%C3%BCnf_Jahre.
21. . DearMoon_project. [Online] https://en.wikipedia.org/wiki/DearMoon_project.
22. —. Falcon9Block5#Humanrating. [Online] https://en.wikipedia.org/wiki/Falcon_9_Block_5#Human_rating.
23. —. Triebwerke Space Shuttle. [Online] https://en.wikipedia.org/wiki/Space_Shuttle#/media/File:STS-133_Rendezvous_Pitch_Maneuver_3.jpg.
24. NASA. -rs-25-engine-attached-to-nasa-moon-rocket. [Online] https://www.nasa.gov/exploration/systems/sls/multimedia/second-rs-25-engine-attached-to-nasa-moon-rocket.html.
25. —. SLS RS25. [Online] https://www.nasa.gov/exploration/systems/sls/multimedia/infographics.html.
26. SolidRockerBooster. [Online] https://en.wikipedia.org/wiki/Space_Shuttle_Solid_Rocket_Booster#Five-segment_booster.
27. —. SRB´s. [Online] https://en.wikipedia.org/wiki/Solid_rocket_booster.
28. NASA. Space Launch System Booster Passes Major Milestone on Journey to Mars. [Online] https://youtu.be/7yT8Sc-ifZw.
29. STS SRB´s. [Online] https://en.wikipedia.org/wiki/Space_Shuttle_Solid_Rocket_Booster.
30. SpaceX. Falcon Heavy & Starman. [Online] https://youtu.be/A0FZIwabctw.
31. SLS#Funding_history. [Online] https://en.wikipedia.org/wiki/Space_Launch_System#Funding_history.
32. . Falcon_Heavy. [Online] https://de.wikipedia.org/wiki/Falcon_Heavy#Entwicklung.
33. SLS#Criticism. [Online] https://en.wikipedia.org/wiki/Space_Launch_System#Criticism.
34. Delta_v. [Online] https://de.wikipedia.org/wiki/Delta_v.
35. —. EarthOrbitRendezvous. [Online] https://de.wikipedia.org/wiki/Earth_Orbit_Rendezvous.
36. Propellant_depot. [Online] https://en.wikipedia.org/wiki/Propellant_depot.
37. arstechnica. rocket-scientist-says-that-boeing-squelched-work-on-propellant-depots. [Online] https://arstechnica.com/science/2019/08/rocket-scientist-says-that-boeing-squelched-work-on-propellant-depots/.
38. NASA Lunar Rover. [Online] https://youtu.be/oqfAyAVSFJI.
39. en.wikipedia.org. ExplorationUpperStage. [Online] https://en.wikipedia.org/wiki/Exploration_Upper_Stage.
40. —. RL10. [Online] https://en.wikipedia.org/wiki/RL10.
41. arstechnica. nasa-official-may-face-criminal-investigation-for-contact-with-boeing/. [Online] https://arstechnica.com/science/2020/08/nasa-official-may-face-criminal-investigation-for-contact-with-boeing/.
42. Criticism STS. [Online] https://en.wikipedia.org/wiki/Criticism_of_the_Space_Shuttle_program#Costs.
43. SpaceX. Crew Dragon Animation. [Online] https://youtu.be/sZlzYzyREAI.
44. www.space.com. dearmoon-spacex-epic-lunar-art-project. [Online] https://www.space.com/41857-dearmoon-spacex-epic-lunar-art-project.html.