KAIST researchers tested optical frequency comb lasers as reference signals for radio astronomy, aiming to synchronize radio telescopes with light-based timing in VLBI observations.

The optical frequency comb, a spectrum of optical radiation composed of evenly spaced and phase-coherent narrow spectral lines, was initially developed for precise time and frequency measurements.

Astronomy is one of the most ancient sciences that humanity has ever pursued. Since the dawn of civilisation, mankind has gazed at the night sky, awed and inspired by its black emptiness, the apparent ...

The National Science Foundation’s Astronomy Senior Review report, released today, contains a variety of recommendations related to the National Optical Astronomy Observatory. “NOAO welcomes the ...

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The skies are much more crowded than they once were, and astronomers are paying the price. A new study from scientists in Europe explored the impact of SpaceX's new generation of internet satellites ...

China and India are catapulting to the forefront of astronomy research with their decision to join as partners in a Hawaii telescope that will be the world's largest when it's built later this decade.