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[[Category:Spaceflight concepts]] ...

[[Category:Spaceflight concepts]] ...

== Basic concepts == === Concepts of fluid dynamics === ...

...epts that have been proposed are speculative, using "frontier physics" and concepts from [[modern physics]]. So far none of these methods have been unambiguous ...maximum velocity that could be achieved. Currently there are two different concepts for such a field propulsion system one that is purely based on the general ...

...area, albeit with a much smaller impact mass. This has led to alternative concepts that attempt to spread out the potential impact zone without explosives.{{s Some kinetic weapons for targeting objects in [[spaceflight]] are [[anti-satellite weapon]]s and [[anti-ballistic missile]]s. Since in ...

[[Category:Spaceflight concepts]] ...

...ander was unveiled at an exhibition to mark three decades of China's human spaceflight program on 24 February 2023 at the [[National Museum of China]] in Beijing. ...Academy of Space Technology and a second team from the Shanghai Academy of Spaceflight Technology) to develop prototypes of the lunar rover, and production work w ...

{{Portal bar|Astronomy|Stars|Spaceflight|Outer space|Solar System}} [[Category:Spaceflight concepts]] ...

...acecraft propulsion]] is theorized to be significantly less expensive than spaceflight using [[rocket engine]]s. ...espaceflight.com/spaceelevator.html]</ref> In this concept a [[Sub-orbital spaceflight|suborbital launch vehicle]] would fly to the bottom end of a Skyhook, while ...

...''[[guidance, navigation and control]]'', which also involves non-attitude concepts, such as [[position determination]] and [[navigation]]. ...n if it has no appendages to articulate.<ref>{{cite report|title=Basics of Spaceflight Section II|chapter=Chapter 11. Typical Onboard Systems|chapter-url=https:// ...

...attainable makes the concept specially interesting for [[interplanetary spaceflight]]. ...e=Heat Removal System for Shutdown in Nuclear Thermal Rockets and Advanced Concepts |journal= Journal of Spacecraft and Rockets|volume=54 |issue=4 |pages=967–9 ...

'''Space travel under constant acceleration''' is a hypothetical method of [[Spaceflight|space travel]] that involves the use of a [[propulsion]] system that genera ...given by:<ref>{{cite book|title=Explorations in Mathematical Physics: The Concepts Behind an Elegant Language|edition=illustrated |first1=Don|last1=Koks|publi ...

...s related to motion, gravitation and differential calculus. However, these concepts were not published until 1687 in the [[Philosophiæ Naturalis Principia Math ...of modern [[celestial mechanics]] until [[Albert Einstein]] introduced the concepts of [[special relativity|special]] and [[general relativity|general]] relati ...

...ons with numerous theoretical studies and the design of novel experimental concepts <ref> {{cite journal |last=Kogut|first=A.|display-authors=etal|date=2020|ti ...FIRAS and experience with [[ARCADE]], this has led to several spectrometer concepts to observe from space (PIXIE, PRISM, PRISTINE, SuperPIXIE and Voyage2050),< ...

...site=Lpi.usra.edu |access-date=2016-02-23}}</ref> One of the more explored concepts is the [[nuclear thermal rocket]], which was ground tested in the [[NERVA]] ...oyed by the Soviet Union. In the case of crewed spaceflight, nuclear power concepts that can power both life support and propulsion systems may reduce both cos ...

[[Category:Spaceflight concepts]] ...

{{Portal bar|Astronomy|Spaceflight|Outer space|Solar System|Science}} [[Category:Concepts in astronomy]] ...

...runawaystar.html Entry in the Encyclopedia of Astrobiology, Astronomy, and Spaceflight] ...locity_star.html Entry in the Encyclopedia of Astrobiology, Astronomy, and Spaceflight] ...

{{Portal bar|Astronomy|Stars|Spaceflight|Outer space|Solar System}} [[Category:Concepts in stellar astronomy]] ...

...t Union's own space forces, the Air Force advocated for a military [[human spaceflight]] program. General [[Curtis LeMay]] described strong parallels between [[Wo ...y Chief of Space Operations|Assistant Chief of Space Operations for Future Concepts and Partnerships]] || [[File:Air Mshl Paul Godfrey.jpg|75px]] || [[Air Mars ...