Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these ...

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 ...

This is a montage of NASA/ESA 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 ...

On April 24, 1990, all 24,000 pounds of the Hubble Space Telescope were tucked away inside the Discovery space shuttle when it launched into space. Thirty-five years later, NASA says Hubble has proven ...

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

These Martian dunes in Mars' northern hemisphere were captured from above by NASA's Mars Reconnaissance Orbiter using its ...

Astronomers using the Hubble Space Telescope have discovered a fourth moon orbiting Pluto. Pluto - for the record - is still classified as a dwarf planet. Astronomer Larry Wasserman of Lowell ...

BALTIMORE -- The Hubble Space Telescope has found methane in the atmosphere of a distant planet -- the same planet where water was found last year. Such discoveries could aid efforts to find life on ...

Astronomers using the Hubble Space Telescope have for the first time directly detected the atmosphere of a planet outside our solar system. The unique observation shows it may be possible to find ...

Astronomers for the first time have observed the atmosphere of a planet circling a distant star, opening the possibility of more comprehensive searches for the chemical markers of life on distant ...