This first light, as it's called, shows that all of the spacecraft's systems are working just as expected. "Based on the ...

NASA's SPHEREx (short for Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer) has ...

which observes the universe in infrared light that’s invisible to the human eye. The space observatory can effectively peer back in time to the beginning of a mysterious era called Cosmic Dawn ...

Our best shot for this is JWST, the most powerful space telescope ever built, optimized for peering farther back into the early Universe than any telescope before with its infrared-sensitive eye.

The difference is so extreme that it can be noticed and inspected even by the unaided human eye,” said the authors in the paper. "There is no need for special skills or knowledge to see that the ...