Lunar Axis

LOW-ENERGY LUNAR TRAJECTORY DESIGN - DESCANSO

• The y-axis completes the right-handed coordinate frame. It is common practice to define lunar gravity fields in the lunar principal-axis body-.

Lagrange Points for the Earth-Moon System in the Synodic...

These examples feature planar trajectories that reside in the x-y plane with z = 0. Of note, periodic orbit 3 in Fig. 39 is symmetric about the x-axis and ...

Giant-impact hypothesis - Wikipedia

The giant-impact hypothesis, sometimes called the Theia Impact, is an astrogeology hypothesis for the formation of the Moon first proposed in 1946 by ...