Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, said Renu Malhotra, a planetary scientist at the University of Arizona who has ...

During observations of Pluto, an astonishing discovery gradually emerged—there seems to be ice volcanoes on Pluto. This finding instantly ignited the passion of scientists for exploration, as the ...

Pluto receives enough sunlight to be about as bright as midday on Earth during specific times, despite being a dwarf planet 7 ...

In 2015, after flying for 9 years and covering nearly 5 billion kilometers, the New Horizons spacecraft successfully flew ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

Two space rocks are raising huge scientific questions and may pose some answers regarding the nature of our planet and of another solar system body, Pluto. Pluto has long been under siege by skeptics ...

Astronomers using the Hubble Space Telescope have observed a white dwarf – a highly compact stellar ember – that appears to have gobbled up an icy world akin to the dwarf planet Pluto, a finding with ...

Hubble discovered a white dwarf planet devouring a Pluto-like object, revealing debris rich in water and nitrogen.

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

What will our solar system look like after the Sun dies? This is what a recent study published in the Monthly Notices of the Royal Astronomical Society hop | Space ...

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

Astronomers using the Hubble Space Telescope have uncovered the remains of a frozen, Pluto-like world being devoured by a ...