Reaching Mars is no simple feat. While the idea of sending humans to the Red Planet is gaining traction, the journey itself ...

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto turns out to have as much complexity as Mars or Earth, so much so that I ...

Mars, Jupiter, Saturn, Uranus, Neptune, Pluto. Pluto was last and least of them. An icy dwarf only half the size of the United States, it was on average 3.7 billion miles from the sun. It also has ...

The search for Pluto did not begin with Clyde Tombaugh ... Lowell became fascinated with the study of Mars and its purported canals. With family wealth to back him, he founded an observatory ...

The Sunbird nuclear fusion rocket concept has the potential to more than halve the time to travel to Mars and cut travel time ...

The Red Planet and its tiny moon Deimos were recorded at a very near distance as the asteroid-chasing spacecraft completed a flyby on Wednesday.

Mars, Jupiter, Saturn, Uranus, and Neptune. The American astronomer Clyde Tombaugh (born 4 Feb 1906) discovered Pluto on 18 Feb 1930, by comparing photographic plates taken 23 & 29 Jan ...

Pluto, discovered in 1930, was once considered the ninth planet in our solar system. In 2006, the International Astronomical Union reclassified Pluto as a dwarf planet because it doesn't meet all ...

Percival Lowell founded the Lowell Observatory in Flagstaff, Arizona, in 1894 because he was fascinated with Mars. However, nearly 100 years later, the facility is best known as the home of Pluto.

Naming celestial bodies ran in the family—Venetia’s great-uncle, Henry Madan, had previously named the moons of Mars: Phobos and Deimos. Pluto the planet came first. Pluto the pup made is ...