Pluto

The World

After a long, cold journey, NASA's New Horizons probe has Pluto in its sights

Talk about a long, strange trip. A NASA spacecraft called New Horizons has traveled 3 billion miles through space over the last nine years and now is approaching Pluto. Aboard: Ashes of the astronomer who discovered the distant orb in 1930.

After a long, cold journey, NASA's New Horizons probe has Pluto in its sights
The World

Buzz Aldrin and Neil deGrasse Tyson celebrate the 80th anniversary of Pluto's discovery

Buzz Aldrin and Neil deGrasse Tyson celebrate the 80th anniversary of Pluto's discovery
The World

The former planet formerly known as Pluto

The former planet formerly known as Pluto

The rise and fall of Pluto

The rise and fall of Pluto

The Pluto Files

The Pluto Files