Lagrange point
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In celestial mechanics, the Lagrange points, also called the Lagrangian points or libration points, are points of equilibrium for small-mass objects under the gravitational influence of two massive or
The Lagrangian L2 point for the Sun–Earth system
The Nancy Grace Roman Space Telescope is a NASA infrared space telescope that was launched on a trajectory toward a Sun–Earth L2 orbit on 30 August 2026 by a Falcon Heavy launch vehicle. It is named a
Lagrange point
…satellite's sunshield to protect the telescope from the light and heat of the Sun, Earth and Moon simultaneously with no need to rotate the sunshield. The Nancy Grace Roman Space Telescope launched from NASA’s Kennedy Space Center to L2 on 30 August 2026. The L1 and L2 Lagrange points are located about 1,500,000 km (930,000 mi) from Earth…
Roman's Wide Field Instrument focal plane Engineering Test Unit with 18 non-flight H4RG-10 detectors
Optical Telescope Assembly
Coronagraph Instrument's color filter assembly
Coronagraph Instrument focal plane mask