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Ted Stryk

Ted Stryk over Europa head shot

Ted Stryk

I am a philosophy professor at Roane State Community College in Oak Ridge, Tennessee. Planetary exploration has always been an interest of mine. You can follow me on twitter @tedstryk for the latest updates on my work, which I often post on my blog, Planetary Images from Then and Now. Please note that since the processed images are copyrighted, they should not be reused without permission. If you are interested in using any of my work, please contact me at or

Latest Blog Posts

A new look at Europa, with old data

December 26, 2018

Ted Stryk shows us a new color, near-global view of Europa made from Galileo spacecraft data captured in 1996.

Voyager 40th anniversary: The transformation of the solar system

August 23, 2017

The Voyager missions transformed most of the large worlds of the solar system from points of light into places to be explored.

Did Voyager 1 capture an image of Enceladus' plumes erupting?

February 21, 2017

Amateur image processor Ted Stryk revisited Voyager 1 data of Enceladus and came across a surprise.

Latest Processed Space Images

Small Asteroids and Comets Visited by Spacecraft as of December 2018, in Color

February 25, 2020

A montage of 18 of the 20 asteroids and comets that have been photographed up close as of December 2018, when New Horizons flew past Arrokoth. This version is in color but does not show the bodies at their correct relative albedo or brightness. Not included are Vesta or Ceres, both of which are many times larger than Lutetia.

High-resolution views of Neptune's moons from Voyager 2

April 19, 2018

Voyager 2 captured these views of some of the moons of Neptune during its closest approach to the planet on August 25, 1989.

High-resolution views of Uranus' moons from Voyager 2

April 18, 2018

Voyager 2 captured the images that were used to create these mosaics of some of the moons of Uranus during its closest approach to the planet on January 24, 1986.

Bill Nye and people
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