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  1. Jun 7, 2016 · So to answer your question directly, not counting the OMS propellant as per the specifics of your question, the total mass of all propellants of the SRBs (stage 0) and the external tank (stage 1) was at launch of the STS 1,735,601 kg (3,821,722 lb). The solid rocket boosters provided roughly 83% of liftoff thrust for the Space Shuttle and were ...

  2. Jan 9, 2024 · I agree with @phil1008’s answer, but will amplify it to “YES, always”.Shadows may be difficult to detect if the contrast is low (for instance, added light from the exhaust itself) but light passing around the exhaust will always be brighter than light which has passed through the exhaust unless the exhaust is completely uniform and has exactly the same refractive index as the ambient air.

  3. Feb 17, 2018 · The red tank contained the nitrogen tetroxide propellant used in this thrust vector control method. (emphasis mine) THRUST VECTOR CONTROL SYSTEM: The TVC is used to maintain a proper vehicle flight path and orientation during the Stage 0 portion of the mission trajectory via signals from the Core Vehicle guidance computer.

  4. Jan 10, 2015 · Flames are complicated and interesting. They can emit light from atomic (and molecular) excited states recombining ("blue part" of flame), and, especially if there are particulates from incomplete combustion, they can glow white, yellow, or red from something similar to blackbody radiation if the incomplete combustion products agglomerate to make particulates (soot).

  5. This red gas somewhat reminds me of the cold expansion gas used to launch ballistic and cruise missiles, and if that's it, can also be seen during some rocket launches of into orbital launch vehicle converted ICBM (Intercontinental Ballistic Cruise Missile) systems, for example the silo-launched ISC Kosmotras' Dnepr-1 rocket that pops out of an underground silo with the help of some red and ...

  6. Also when the rocket is turned from horizontal to vertical at the launch pad. If the launch pad is evacuated just before fuelling, the covers should be removed before. If launchpad security regulations allow human access to the nozzles of a tanked rocket, they may be removed short before launch. $\endgroup$ –

  7. Apr 19, 2020 · The red color makes it easier to detect spills. In Canada, agricultural diesel is dyed green, so if you buy it and use it in your diesel car, the cops can catch you by the green exhaust. (Taxes are very different on the two types of diesel). So maybe Rp-1 is died red so if you try using it in your rocket, with the agricultural licensed RP-1 you ...

  8. Jun 17, 2020 · 5. Red fuming nitric acid is used as a storable non cryogenic oxidizer. It does not leak, its fumes are vented, I guess to prevent a tank overpressure. From this pdf Problems in Storage and Handling of Red Fuming Nitric Acid. So there might be too few NO2 and H2O within the mixture.

  9. Sep 4, 2017 · Accompanying a newsreader's report of North Korea's launch of a new long-range (claimed up to 10,000km) missile is footage of a launch in which the rocket produces clouds of orange/brown smoke. According to this Wikipedia page , it would seem to be the Hwasong-14 , said to be based on a Russian design burning dinitrogen tetroxide and UDMH.

  10. Oct 27, 2022 · 5. If the shell of the booster itself is the reaction chamber, there no solid fuel left to heat that shell to glow red hot. Chamber pressure is falling rapidly at the end of the burn when the shell is no longer fully covered with solid fuel. The solid fuel requires a minimum pressure to burn and stops burning below that pressure.

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