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NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) mission is targeted to launch in 2023.SPHEREx observes the 3D distribution of galaxies and will help astronomers understand how the Universe began.
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NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) mission is targeted to launch in 2023. SPHEREx will help astronomers understand both how our universe evolved and how common are the ingredients for life in our galaxy’s planetary systems.Caltech
SPHEREx observes the 3D distribution of galaxies and will help astronomers understand how the Universe began.Caltech
NASA is exploring our solar system and beyond to understand the workings of the universe, searching for water and life among the stars.
Mission name: SPHEREx

Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer

An All-Sky Spectral Survey

Mission news and discoveries
NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) mission is targeted to launch in 2023.
NASA’s SPHEREx Takes First Images, Preps to Study Millions of Galaxies (NASA)April 02, 2025
NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) mission is targeted to launch in 2023.
NASA Launches Missions to Study Sun, Universe’s Beginning (NASA)March 12, 2025
NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) mission is targeted to launch in 2023.
NASA’s SPHEREx Space Telescope Will Seek Life’s Ingredients (NASA)February 18, 2025
NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) mission is targeted to launch in 2023.
Construction on NASA Mission to Map 450 Million Galaxies Is Under Way (NASA)November 13, 2023
NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) mission is targeted to launch in 2023.
A New NASA Space Telescope, SPHEREx, Is Moving AheadJanuary 06, 2021
NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) mission is targeted to launch in 2023.
Apply for "The PI Launchpad: From Science Idea to NASA Mission"September 25, 2019
NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) mission is targeted to launch in 2023.
NASA Selects New Mission to Explore Origins of UniverseFebruary 18, 2019