Sun-Earth System

L1

L2 (Ideal for Obs.)

L3

L4

L5

SOHO*

WMAP†

None

Asteroid 2010TK7

Asteroid2010SO16*****

PLANCK‡

WEBB Tel.††

Chang’e 2(2011-12)**

Herschal Space Obs. (ESA2013)***

Gaia Probe‡‡

PLATO†††

L1SA‡‡‡

Earth-Moon System

L1

L2

L3

L4

L5

ARTEMIS††††

Kordylewski Cloud

Proposed Space Colony

Chang’e 5-T1****

Future location of TDRS style Communication satellite to support L2 satellites

A low energy trajectory for Lunar Orbit.

Exploratory Gateway Platform