When was Pluto discovered? Pluto was discovered in 1930 by Clyde Tombaugh, an American astronomer at the Lowell Observatory in Flagstaff, Arizona. Cold, dark and distant, it was n ...

A nearly new moon and mostly clear skies will present near ideal viewing conditions for the planet parade through Feb. 28.

Scientists have long overlooked white dwarfs as hosts for habitable exoplanets, assuming their lack of fusion would make life ...

White dwarf stars could host habitable planets. Fast planetary rotation reduces cloud cover, keeping surface temperatures stable.

Pluto may not be a planet any more, but you still have a chance to see the distant dwarf planet at one of Michigan's ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected could ...

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...

Gaia-4b, a giant exoplanet orbiting a small star, is the first planet confirmed using Gaia’s astrometric technique.

The European Southern Observatory's Very Large Telescope (VLT) imaged both of the planets directly, and PDS 70b has the ...

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...