Scientists have spent 12 years arguing over how to classify Pluto, and a recently published paper offers a new — but surprisingly old — reason for restoring the object's planetary status. The new ...

Just over three months ago on July 14, the New Horizons spacecraft zoomed past Pluto, reaching its long-awaited closest approach and marking the first-ever flyby of the dwarf planet. By the time the ...

With hard data from the flyby, scientists can have an informed discussion about how Pluto (large) and Charon (small) came into being The first scientific paper to come out of the New Horizons flyby of ...

New Horizons has revealed a degree of diversity and complexity in the Pluto system that few expected in the frigid outer reaches of the solar system. The New Horizons team describes a wide range of ...

A team of scientists wants Pluto classified as a planet again — along with dozens of similar bodies in the solar system and any found around distant stars. The call goes against a controversial ...

The first scientific paper to come out of the New Horizons flyby of Pluto in July has just been published. Appearing in Science magazine, the article is largely a collation of information already made ...

Pluto, beloved by some as a cosmic underdog but scorned by astronomers who considered it too dinky and distant, was unceremoniously stripped of its status as a planet Thursday. The International ...

The first scientific paper to come out of the New Horizons flyby of Pluto in July has just been published. Appearing in Science magazine, external, the article is largely a collation of information ...

The US space agency NASA's New Horizons spacecraft reached a distance of 12,500 km from Pluto's surface during its July 14 closest approach. Washington: Pluto is a "fascinating" world with a diverse ...