NASA’s new telescope to make a 3D map of the universe
Mar 24, 2025•16 min
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Episode description
NASA’s new SPHEREx telescope launched earlier this month is set to collect data on more than 450 million galaxies, and some 100 million stars in the Milky Way in an effort to build a 3D map of the universe. That’s a lot of information — and the Canadian who acted as the lead flight systems engineer for the telescope’s launch discusses what they hope to learn from all that data.
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