## Tag Archives: Spaceflight

## SLS vs Starship / SpaceX vs Nasa : who will get us to the Moon first?

SLS vs Starship / SpaceX vs Nasa : who will get us to the Moon first? Continue reading

## Basic Constants

Mathematical Constants 3.141592653589793 e 2.718281828459045 Physical Constants Speed of light (c) 299,792,458 m/s Constant of gravitation (G) 6.67259×10-11 N-m2/kg2 Universal gas constant (R) 8,314.510 N-m/kmol-K Stefan-Boltzmann constant (s) 5.6704×10-8 W/m2-K4 Acceleration of gravity (g) 9.80665 m/s2 Standard atmosphere, sea level … Continue reading

Posted in Varius
Tagged Astronomical, BASIC, Basic Constants, Boltzmann, constant, CONSTANTS, Data, equatorial, Gravitation, gravity, Physical, Planet, Spaceflight, Stefan, Universal
Leave a comment