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SpaceEngine. SpaceEngine is an interactive 3D planetarium and astronomy software [2] initially developed by Russian astronomer and programmer Vladimir Romanyuk, [3] with development continued by Cosmographic Software as of 2022. It creates a 1:1 scale three-dimensional planetarium representing the entire observable universe from a combination ...
youtube-dl is a free and open source software tool for downloading video and audio from YouTube [2] and over 1,000 other video hosting websites. [3] It is released under the Unlicense software license. [4] As of September 2021, youtube-dl is one of the most starred projects on GitHub, with over 100,000 stars. [5]
Freemake Video Downloader is a crippleware download manager for Microsoft Windows, developed by Ellora Assets Corporation. It is proprietary software that can download online video and audio. Both HTTP and HTTPS protocols are supported. Users must purchase a premium upgrade to remove Freemake branding on videos and unlock the ability to ...
3D printing began to be used in production versions of spaceflight hardware in early 2014, when SpaceX first flew a flight-critical propulsion system assembly on an operational Falcon 9 flight. A number of other 3D-printed spacecraft assemblies have been ground-tested, including high-temperature, high-pressure rocket engine combustion chambers ...
The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.
Download as PDF; Printable version ... Space engine may mean: Rocket engine, which can be used to propel spacecraft; SpaceEngine, a 3D astronomy program and game engine
A prototype RDE under test at the Marshall Space Flight Centre. A rotating detonation engine ( RDE) uses a form of pressure gain combustion, where one or more detonations continuously travel around an annular channel. Computational simulations and experimental results have shown that the RDE has potential in transport and other applications.
YouTube is an American online video sharing platform owned by Google. Accessible worldwide, [note 1] YouTube was launched on February 14, 2005, by Steve Chen, Chad Hurley, and Jawed Karim, three former employees of PayPal. Headquartered in San Bruno, California, United States, it is the second most visited website in the world, after Google Search.