NASA and ESA’s Hubble Space Telescope has been observing the outer planets through a program called OPAL (Outer Planet ...

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

Discover what the Hubble Outer Planet Atmospheres Legacy program has learned about the outer planets, including Jupiter, ...

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

The Hubble Space Telescope has been imaging the outer planets of our solar system for a decade, learning about their strange ...

Dec. 9, 2024 — A NASA Hubble Space Telescope observation program called OPAL (Outer Planet Atmospheres Legacy) obtains long-term baseline observations of Jupiter, Saturn, Uranus, and Neptune in ...

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

This is a montage of Hubble Space Telescope views of our solar system's four giant outer planets: Jupiter, Saturn, Uranus, and Neptune, each shown in enhanced color. The images were taken over nearly ...

Planetary scientists have issued a tornado warning for Jupiter, with the discovery that magnetic vortices twisting down from ...

Magnetic Tornadoes Researchers have observed mysterious, "dark ovals," each roughly the size of the Earth, dotting the polar ...

From 2014 to 2024, the NASA/ESA Hubble Space Telescope has been studying the outer planets under a program called OPAL (Outer ...