Over the last ten years, OPAL has observed Uranus' northern hemisphere, which has faced the inner solar system for the ...

Encountering Neptune in 1989, NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer ...

Surrounding Jupiter, trapped within the gigantic magnetic field generated by the planet, is the Io Plasma Torus — a donut-shaped ring of charged particles spewed out by the plentiful volcanoes ...

People around the world will have a chance this weekend to catch what could be the year’s most stunning view of the largest planet in our solar system. Jupiter on Saturday will shine at its brightest ...