It must have cleared all other celestial bodies, except its own moons, from its orbit.

From moon phases to planetary clashes, it’s possible to feel the effects of astrological events on a day-to-day basis. But ...

When NASA’s New Horizons mission flew past Pluto in 2015, it gave humanity our first glimpse of a colossal depression on the isolated world. It's named Sputnik Planitia. Comparable in size to ...

Artistic representation of the huge and slow impact on Pluto that led to the heart-shaped Sputnik ... [+] Planitia structure on its surface. Ever since NASA's New Horizons sent back the first-ever ...

In the time Pluto was found, classified as a planet and reclassified as a dwarf planet, it has not completed one orbit. One ...

Aquarius is also associated with big-picture thinking; Elenbaas states, “the ideas that shape history.” An example of this ...

About the same size and shape as a grand piano, New Horizons travels 300,000 miles per year, faster than any other man-made object. Having launched from Earth in 2006 and photographed dwarf Pluto ...

When Pluto was discovered by Clyde Tombaugh in 1930 ... It must have enough mass to draw itself into a round shape. It must have cleared all other celestial bodies, except its own moons, from ...