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https://github.com/LunCoSim/lunco-space-jargon

Cheatsheet of space jargon
https://github.com/LunCoSim/lunco-space-jargon

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Cheatsheet of space jargon

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# LunCo: Space Jargon Cheatsheet
How to understand professional space engineers

## Specifications
* **[PUG]()** – every rocket has it's payload user guide for example [Falcon 9 PUG](https://www.mach5lowdown.com/wp-content/uploads/PUG/falcon_9_users_guide_rev_2.0-1.pdf)
* **[ICD]()** – Interface control document
* **[IDD]()** – Interface definition document
* **[EDS]()** – Environmental design specification
* **[Data sheet]()** – doc with detailed technical info about the device

## Devices
* **[PCB]()** – Printed circuit board
* **[HW]()** – Hardware
* **[SW]()** – Software
* **[TT&C]()** – Telemetry, Tracking, and Command
* **[TM/TC]()** – telemetry/telecommand, same as TT&C
* **[FlatSat]()** – Engineering prototype. Real HW connection yet not assembled

## Vehicle Control
* **[Yaw]()** – Rotation around the vertical axis
* **[Pitch]()** – Rotation around the side-to-side axis
* **[Roll]()** – Rotation around the front-to-back axis
* **[MECO]()** – Main Engine Cut Off
* **[QD]()** – Quick Disconnect
* **[SES]()** – Second Engine Start
* **[SECO]()** – Second Engine Cut Off
* **[MAXQ or Q]()** – Maximum Dynamic Pressure
* **[RCS]()** – Reactive Control System
* **[SAS]()** – Stability Augmentation System
* **[RF]()** – Radio Frequency

## Modelling
* **[CAD]()** – Computer aided design
* **[CAE]()** – Computer aided engineering
* **[FEA]()** – Finite element analysis
* **[CFD]()** – Computational fluid dynamics
* **[MBSE]()** – Model based systems engineering
* **[Digital twin]()** – computer model of the physical system
* **[BIM]()** – Building Information Modeling

## Procedures
* **[PAR]()** – Payload acceptance review
* **[CDR]()** – Critical design review
* **[PDR]()** – Preliminary design review
* **[V&V]()** – Verification&Validation
* **[RUD]()** – Rapid unscheduled disassembly
* **[ISRU]()** – In-Situ Resource Utilization
* **[TRL 1-9]()** – technology readiness level, 1 - basic research, 9 – successful mission
* **[SPF]()** – Single-Point of Failure

## Programs
* **[CLPS]()** – Commercial Lunar Payload Services
* **[COTS]()** – Commercial Orbital Transportation Services
* **[CRS]()** – Commercial Resupply Program
* **[CCP]()** – Commercial Crew Program

## Orbits
* **[LEO]()** – Low Earth Orbit
* **[MEO]()** – Medium Earth Orbit
* **[GEO]()** – Geostationary Orbit
* **[SSO]()** – Sun Synchronous Orbit
* **[HEO]()** – High Earth Orbit
* **[HEO]()** – Highly Elliptical Orbit
* **[Molniya]()** – Similar to a Highly Elliptical Orbit with an inclination greater than 63.4 degrees
* **[LTO]()** – Lunar Transfer Orbit
* **[MTO]()** – Mars Transfer Orbit

## Professions
* **[Systems engineer]()** –
* **[Chemical engineer]()** –
* **[Information engineer]()** –
* **[Thermal engineer]()** –
* **[Mechanical engineer]()** –
* **[Materials engineer]()** –
* **[Process engineer]()** –
* **[Electrical engineer]()** –
* **[Quantum engineer]()** –
* **[Nuclear engineer]()** –

## Rockets
* **[LOH/LOX]()** – Liquid Hydrogen/Oxygen
* **[TEA-TEB]()** – Triethylaluminum-Triethylborane
* **[GN2]()** – Gaseous Nitrogen
* **[RP-1]()** – Rocket Grade Kerosene
* **[SRB]()** – Solid Rocket Booster
* **[SSTO]()** – Single Stage to Orbit
* **[T-E]()** – Transporter Erector
* **[MST]()** – Mobile Service Tower
* **[VAB]()** – Vehicle Assembly Building

## Others
* **[Phonetic Alphabet](https://en.wikipedia.org/wiki/International_Phonetic_Alphabet)** –
* **[NASA REFERENCES](https://www.nasa.gov/pdf/632702main_NASA_FY13_Budget-Reference-508.pdf)** –
* **[Pagheca's Acronyms list](https://forum.nasaspaceflight.com/index.php?topic=34802.0)** –