After all, almost every photon (particle of light) from ultraviolet to far
infrared wavelengths ever radiated by all galaxies that ever existed throughout cosmic history is still speeding through the Universe today.
Not exact matches
This is the largest patch of sky
ever imaged to these depths at
infrared wavelengths.
James Webb, however, will mainly focus on
infrared wavelengths, and because the mirrors have a six and a quarter (6.25) times more collecting area than Hubble it will be able to see way further into the universe than Hubble
ever could.