Latest Halo orbit Stories
The first of two ARTEMIS ("Acceleration, Reconnection, Turbulence and Electrodynamics of the Moonâ€™s Interaction with the Sun") spacecraft is now in its lunar orbit.
Lagrangian Point -- In Lagrangian mechanics, a Lagrangian point (or L-point) is one of five positions in space where the gravitational fields of two bodies of substantial but differing mass combine to form a point at which a third body of negligible mass would be stationary relative to the two bodies. Bodies at the L-point will not move relative to the parent bodies if they are not perturbed by other gravitational forces. They are sometimes also referred to as libration points. The...
- a meat pie that is usually eaten at Christmas in Quebec