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Physics & Astronomy Facts

Images from the EIT (Extreme-ultraviolet Imaging Telescope) instrument on the SOHO spacecraft.
Ultraviolet Light

Ultraviolet light is a form of radiation which is not visible to the human eye. It's in an invisible part of the 'electromagnetic spectrum'. Radiated energy, or radiation, is given off by many objects ...

Look, Up in the Sky. It's A Bird. No It's A Meteorite!

Most folks probably think of swallows and the ringing of the Mission bells when the words San Juan Capistrano are heard or seen. This is a popular tradition that celebrates the return of cliff swallow ...
Shooting Star
Catch A Shooting Star

A meteor, sometimes called a 'shooting star,' can be the brightest object in the night sky, yet meteoroids are the smallest bodies in the solar system that can be observed by eye. Wandering through sp ...

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