How long does it take Pluto to orbit the sun? Learn more about how this planet makes one lap around our Solar System.

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's ...

What processes during the formation of Pluto's largest moon, Charon, potentially led to it having cryovolcanism, and even an ...

Astronomers using the James Webb Space Telescope have confirmed that Pluto’s ethereal, bluish haze represents "a new kind of ...

Discovered in 1930 after a nearly year-long telescopic search by a young observatory assistant named Clyde Tombaugh, Pluto is so faint and so distant—its 248-year orbit averages 3.7 billion ...

Astronomers using the James Webb Space Telescope have peered into a mysterious, blue haze cloaking the surface of Pluto — and ...

Science and technological advancement never ceases to amaze us year after year. Well, the group of astronomers working with the James Webb Space Telescope has brought to light a se ...

[I Heart Pluto Fest 2025 Audio]: 95 years ago this week, there's a 24-year-old, Kansas Farm Boy that had been working here in Flagstaff for about a year, and he had discovered a planet earlier ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

The James Webb Space Telescope reveals new details about Pluto's climate. Data confirms that Pluto's haze regulates its ...

The discovery of Pluto is credited to Clyde Tombaugh, then just 24 years old, an amateur with no formal education in astronomy whose dogged determination earned him a place in the history of science.

The 13-inch Pluto Camera was used by Clyde Tombaugh in 1930 to discover Pluto. Credit: David J. Eicher The observatory’s trustee, Lowell Putnam, addresses a large audience of scientists at the ...