It started, as many cosmic enigmas do, with a dim dot of light on a Hubble Space Telescope photo the sort that professional astronomers are used to seeing, but never expect to upend discussion of the ...

Anyone hungry for the icy crunch of a Pluto -like body? No? Well, one nearby white dwarf is going all in on a Pluto-esque ...

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

The cosmos has once again presented us with a mystery. Astronomers have recently tracked an unidentified object moving past Pluto, the dwarf planet at the edge of our solar system. This discovery has ...

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's atmosphere, while at the same time giving methane and other organic ...

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

It's much harder to find, but there are a lot more of them." The first interstellar object to visit the solar system may have ...

At the vast edge of the solar system, Pluto has long been perceived as a cold and lonely dwarf planet. However, a recent groundbreaking study has revealed that it may have had an extraordinarily fiery ...

Eight years after being reduced to a "dwarf planet" by the International Astronomical Union in 2006, our far distant cousin is finally getting some real push to be upgraded back to the ninth "planet" ...