Pluto News

In 1925, a farm boy from Kansas built a telescope from scratch and five years later discovered Pluto.

On August 30, 1992, astronomers discovered 1992 QB1, the first Kuiper Belt object found beyond Pluto, which expanded the understanding of our solar system and e

Caltech astronomer Mike Brown continues to defend Pluto's reclassification as a dwarf planet, arguing that a true planet must clear its orbital neighborhood. He

On August 24, 2006, the International Astronomical Union (IAU) reclassified Pluto as a dwarf planet, sparking widespread controversy that continues today. The d

Pluto's atmosphere is beginning to freeze out and collapse as the dwarf planet moves further away from the sun, according to observations made by astronomers us

Scientists have discovered that Pluto's famous glacial heart has been secretly leaking liquid nitrogen, a finding that continues to surprise researchers.

Pluto's atmosphere may be starting to collapse as it enters the outer solar system for the first time since its discovery in 1920, causing its atmosphere to thi

Astronomers have discovered evidence of past catastrophic events on Neptune's moons, suggesting the destruction of ancient worlds. Triton, one of Neptune's moon

Scientists using the James Webb Space Telescope have discovered an identical, unexplained infrared signature on both Pluto and Saturn's moon Titan, indicating a

Astronomers have discovered evidence of six large landslides on Pluto's surface from images taken by the New Horizons mission in 2015, indicating the icy dwarf

Eleven years after its historic flyby, the New Horizons mission is still revealing new features on Pluto, including giant landslides.

New research suggests Pluto's moon Charon may have once spun much faster, completing a rotation every 14 hours, with its ancient mountains preserving evidence o

Unusual mountains on Pluto's largest moon, Charon, suggest a surprising past where it may have been a faster-spinning, flatter version of itself.

NASA's New Horizons probe has successfully woken from hibernation nearly 6 billion miles beyond Pluto, reporting good health after almost a year of passively co