Nearly half of the artificial satellites in orbit carry a payload. Often, these are in the form of sensors for observation, systems like GPS, and other scientific instruments. A small portion, about ...

NASA’s newest space telescope rocketed toward orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the ...

NASA's SPHEREx telescope launched aboard a SpaceX rocket to map the entire sky in infrared light, capturing the cosmic glow of galaxies.

NASA’s newest space telescope rocketed into orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the ...

By MARCIA DUNN NASA’s newest space telescope rocketed toward orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic ...

NASA’s newest space telescope rocketed toward orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the ...

NASA's newest space telescope rocketed into orbit Tuesday to map the entire sky like never before—a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the ...