The heart's brightness arises from sunlight reflection, while red patches, formed by tholins, showcase Pluto's atmospheric ...

Decades-old pictures of Pluto’s heart are breaking the Internet again. University of Oxford's Dr Carly Howett explains the science behind the New Horizons mission and that famous 5-billion-kilometre ...

Hubble spots white dwarf star 'snacking' on chunk of Pluto-like object. The NASA/ESA Hubble Space Telescope has spotted a white dwarf star devouring a piece of a Pluto-like object. The star is about ...

Discover the incredible story of NASA's New Horizons mission, from its 2006 launch aboard an Atlas V rocket to its historic ...

Pluto, once considered the ninth planet, was reclassified as a dwarf planet in 2006 because it shares its orbital path with ...

NASA is quietly ending financial support for independent planetary science advisory groups, according to a letter posted to ...

(This photo of Pluto, taken in 2015, is from NASA's New Horizons space probe, which was launched in — you guessed it — 2006.) ...

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

Agency dodges deep cut and mass mission shutdowns, but ambitious red planet plan gets the boot US Congress has rejected plans to slash NASA's science budget, restoring most funding with one notable ...

We know what will happen to the Sun and our Solar System because we can look outward into the galaxy and examine older ...

Gladys West, who has died aged 95, was the daughter of poor black farmers who in the 1950s and 1960s was instrumental in ...

NASA and the Department of Energy signed an agreement earlier this week committing to put a nuclear reactor on the moon in ...