"Tombaugh sent some of his drawings off to different places ... roughly where Lowell had predicted it would be. A ninth ...

Our luck is changing in wonderful ways. Fortuitous Jupiter is decamping from its yearlong tour of mercurial Gemini and moving ...

Clyde Tombaugh discovered Pluto in 1930 at Lowell Observatory in Flagstaff. Here's how Pluto won - and lost - its planetary status.

It must have enough mass to draw itself into a round shape ... the committee declared that Pluto no longer qualified as a planet because of its position in the cluttered Kuiper Belt, where ...

As an outer planet, Pluto influences the ideals ... If we are indeed going back, may it be to the f—–g drawing board, folks. Pluto in Aquarius relates to the decentralization of power and ...

A newly identified dwarf planet, named 2017 OF201, has been discovered in the distant outer reaches of the solar system.

Discovered in 1930, Pluto was the ninth planet for over 75 years, orbiting at the chilly fringes of our solar neighborhood. But then scientists at the International Astronomical Union decided ...

We should make Pluto a planet again. Leah Crane ... it might just be luck of the draw. Chelsea Whyte: So, if it’s not stable, does Pluto just fling out of the solar system at some point maybe?

At just 23 years old, Tombaugh sent his drawings, unsolicited ... the discovery of a new planet. The search for Pluto did not begin with Clyde Tombaugh, to be fair. That distinction belongs ...