• SPHEREx is the acronym for Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer, a state-of-the-art infrared telescope designed to map the entire sky in unprecedented detail.
• SPHEREx will photograph the cosmos in 102 infrared colors,helping uncover the truth about the origins of the universe, and life’s key ingredients in our own galaxy

1990 NASA: Hubble Space Telescope –

• First major optical telescope to be placed in space.
• Launched for Lower Earth Orbit

2021: James Webb Space Telescope

• Webb is an international collaboration between NASA, the European Space Agency (ESA), and the Canadian Space Agency (CSA).
• It does not orbit around the Earth like the Hubble Space Telescope, it orbits the Sun. NASA - Nancy Grace Roman Space Telescope - set to launch in 2026-27

Date: Current Affairs - 07-02-2025
Category: Science & Tech

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