NASA's Roman Space Telescope has received its Optical Telescope Assembly, paving the way for its mission to explore the ...
Over the quarter century I’ve been writing this column, I've been flabbergasted by the advances in telescopes for backyard ...
In this photo, optical engineer Bente Eegholm inspects the surface of the primary mirror for NASA's Nancy Grace Roman Space Telescope. This 7.9-foot (2.4-meter) mirror is a major component of the ...
Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...
The Roman Coronagraph Instrument, designed to block starlight, will help scientists detect faint light from exoplanets.