A NASA space telescope on a mission to map millions of galaxies has turned on its detectors for the first time, capturing ...
This first light, as it's called, shows that all of the spacecraft's systems are working just as expected. "Based on the ...
This image of the Helix Nebula, released on March 4, 2025, shows a potentially destructive white dwarf at the nebula's center ...
SPHEREx's first images — containing roughly 100,000 points of light stars, galaxies and nebulae — have confirmed that the ...