In the 21st century, however, using technology humanity has exceeded far beyond just using telescopes from the earth. Rather, it started placing them in earth’s orbits to observe stellar bodies much more efficiently and without any environmental disturbances. The well-known Hubble Space Telescope [launched on April 24, 1990] was placed in earth orbit at a distance of 535 km approx. and now the historic launching of JWST on December 25, 2021, is poised to continue the legacy