Space telescope
SPHEREx
NASA
All-sky spectral survey telescope, launched 2025.
Right now · as of
Earth orbit
About 643 km above the Earth, moving at 7.54 km/s
Open in 3DSPHEREx
NASA near-infrared space observatory
SPHEREx is a near-infrared space observatory that is performing an all-sky survey to measure the near-infrared spectra of approximately 450 million galaxies. In February 2019, SPHEREx was selected by NASA for its next Medium-Class Explorers mission, beating out two competing mission concepts: Arcus and FINESSE.
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Facts
- What it is
- Space telescope
- Agency
- NASA
- International designator
- 2025-047E