INTERFEROMETRY
A technique using laser beams to measure tiny distortions in spacetime caused by gravitational waves.
Month: July 2025
VIRGO DETECTOR
A European gravitational-wave observatory working alongside LIGO.
LIGO (LASER INTERFEROMETER GRAVITATIONAL-WAVE OBSERVATORY)
A major facility detecting gravitational waves using laser interferometry.
GENERAL RELATIVITY
Einstein’s theory predicting gravitational waves as disturbances traveling at the speed of light.
GRAVITATIONAL WAVES
Ripples in spacetime caused by accelerating massive objects, such as merging black holes or neutron stars.
Gravitational Waves in Astronomy
DEEP SPACE OBSERVATORIES
Telescopes placed far from Earth to minimize interference.
ORBITAL DECAY
The gradual lowering of a satellite’s orbit due to atmospheric drag.
LAGRANGE POINTS
Stable locations where space telescopes can remain in orbit with minimal fuel.
ASTROSAT
India’s first dedicated space observatory.