ASEN 2501 - Orbital Dynamics

7 main space agencies in the world

CNES (Frances), CNSA (China), ESA (EU), ISRO (India), JAXA (Japan), NASA (USA), Ruscosmos (Russia)

2 newer space agencies

KASA (Korea), UAESA (UAE)

3 different spacecraft that have arrived at Mars in the last 5 years

Hope (LASP), Tianwen-1 (China), Perseverance (U.S.)

Decal surveys

Scientist recommended NASA missions

Flagship decal survey

Main scientific recommended mission - every decade

New frontier decal surveys

Following next biggest recommended mission - 3-4 a decade

Solar system objects/regions in order

mercury, venus, earth, mars, main asteroid belt, jupiter, saturn, uranus, neptune, kuiper belt, oort cloud

Solar system planet AUs in order

.39, .72, 1.00, 1.52, 2.1-3.3, 5.20, 9.58, 19.2, 30.1, 30-55, 2000-100000

mass of Earth

5.97 × 10^(24)

radius of Earth

6378 km

I(sp)

Rocket’s gas milage - doesn’t take into account