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

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

Astronomers used a 3D global computer model to compare the climates of exoplanets in different stellar and orbital configurations. They found that a planet orbiting a white dwarf star would offer a ...

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

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

The James Webb Space Telescope has shown that the Milky Way’s black hole is constantly blazing with light, releasing long ...

such as planets), gravity is sometimes called a central force. A central force is directed towards or away from a point called the center of force. Gravity, electrical charge, and magnetism are ...

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

"The diversity of ways that white dwarf stars can blow up is much greater than previously expected." There are a lot of ways ...

Using early data from the Dark Energy Spectroscopic Instrument (DESI), a team of scientists have compiled the largest sample ...

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 observatories.