NASA’s SPHEREx space observatory, which launched into low Earth orbit on March 11, has opened its eyes to the sky. On March 18, the mission team commanded the spacecraft to eject the protective dust cover that shielded the telescope opening. Once science operations begin several weeks from now, SPHEREx (short for Specto-Photometer for the …
NASA’s Recently Launched SPHEREx Ejects Dust Cover From Telescope
