The SPHEREx mission will image 1 billion galaxies, 100 million stars, and 10,000 asteroids – and help to answer some of the biggest scientific mysteries.
The $488 million observatory is set to launch at the end of this month on a two-year mission to map the entire celestial sky.
The James Webb Space Telescope was late to launch, but the observatory is making up for lost time. After several years of ...
Beautifully captured by the James Webb Space Telescope (JWST), this image shows interstellar gas and dust lit up by a dead ...