Month: July 2025

LOW EARTH ORBIT (LEO) – A region where satellites orbit at altitudes below 2,000 km.

GEOSTATIONARY ORBIT – A circular orbit where an object remains fixed relative to a point on Earth.

ORBITAL VELOCITY – The speed needed to maintain orbit around a celestial body.

ORBIT – The curved path of an object around a celestial body.

EINSTEIN FIELD EQUATIONS – A set of equations describing how mass and energy influence spacetime curvature.

EQUIVALENCE PRINCIPLE – The idea that gravitational and inertial forces are indistinguishable in small regions.

MINKOWSKI SPACETIME – A geometric interpretation of special relativity.

LORENTZ TRANSFORMATIONS – Equations describing how time and space coordinates change at high velocities.

COSMOLOGICAL CONSTANT (Λ) – A term introduced by Einstein to describe a repulsive force in the universe.