The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe. Clyde Tombaugh didn't set out to discover Pluto when he sent his ...

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

FLAGSTAFF, Az. – Whether Pluto is officially a planet is the least interesting thing about the runt of the solar system, astronomers will tell you 95 years after the discovery of the fascinating ...

For decades after the first eight planets were barnstormed, orbited, and landed upon by spacecraft from Earth, Pluto remained the only one of the solar system’s major worlds that never received ...

Here's what to know about the short life of what was, for a single human lifetime, the solar system's smallest planet. Pluto was discovered in 1930 by Clyde Tombaugh, an American astronomer at the ...

Venus, Mars, Jupiter, Saturn, Uranus, and Neptune were already visible in the night sky after dusk this month, but Mercury joined them on Feb. 28. While it's common to see a few planets line up in the ...

Pluto was discovered 95 years ago on Feb. 18, and even though it was demoted nearly two decades ago, it remains a fascinating part of our solar system. "Pluto is a complex and mysterious world ...

Related: New Horizons: Exploring Pluto and beyond That report also noted that "moving outward, the boundary of the solar system where the sun's influence wanes and is replaced by the interstellar ...

Its nuclear power generating system will perhaps last into 2050 ... Fortunately, New Horizons carries key instrumentation — the Solar Wind Around Pluto (SWAP) and Pluto Energetic Particle ...