If you stood on Pluto's surface, the Sun would merely appear to be a very bright star. Although previous images showed that something was happening on Pluto, with an average temperature of -240C ...

NASA on Friday released its first glimpse of a strange mosaic of ice on Pluto. WSJ's Robert Lee Hotz reports. Photo: NASA/JHUAPL/SwRI ...

In 1994, astronomers using the Hubble Telescope provided an important close-up view of Pluto. Hubble captured what was, at the time, the most detailed image of the dwarf planet. The result?

Today, NASA's New Horizons team - which sent the first spacecraft in history to fly over Pluto last week - revealed the latest set of Pluto images that came with some big surprsies and new mysteries.

A still from a supercomputer-driven 3D visualization of a massive earthquake fault in southern Japan. The research was led by scientists at the University of Texas Institute for Geophysics, who ...

This illustration depicts Pluto and its five moons from a perspective looking away from the sun. It is adapted from a classic Voyager I montage of Jupiter’s Galilean moons, and is intended to ...

An curved arrow pointing right. NASA's New Horizons probe flew past Pluto last July, and it took the most detailed images of the planet that have ever been seen. NASA just released some of the ...

Images and data have been flowing in since NASA's epic New Horizons Pluto flyby on Tuesday morning, and the latest image released shows an exaggerated color map of Pluto and its moon Charon.

A blue atmosphere, smooth areas, and youthful mountain ranges - this dwarf planet is full of surprises. When NASA's New Horizons probe flew past Pluto in July 2015, the images it returned astonished ...

Two NASA spacecraft have teamed up to capture direct images of Uranus. The Hubble Space Telescope and the New Horizons Pluto ...