SciShow
Why Is Neptune so Blue? and 3 Other Mysteries an Orbiter Could Solve
Neptune appears as a beautiful blue color, but why? Some scientists suggested the methane in the atmosphere gives it that color, but Uranus contains more methane than Neptune. The mystery, along with three others, requires an orbiter to...
Coloring Castle
Planets
From Mercury to Uranus, this printable coloring page includes images of all eight planets found in our solar system, making it a fun way to engage young scientists in learning about outer space.