Prepare to get schooled If you have kids in school, or even if you don’t, you’ve probably realized that there’s a lot about ...

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

Six planets will be aligned during January, February Next month, crescent moon will also align with planets Alignment isn't rare, but seeing multiple planets at once is This June 2023 image provided ...

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

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

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 ...

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

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

When Earth first formed, it was too hot to retain ice. This means all the water on our planet must have originated from ...

Asteroids, comets and Kuiper belt are bodies smaller than planets that orbit the sun. Asteroids are composed of metals and rock, whereas comets also contain ice and dust. The Kuiper belt is a ...

For this, astronomers used two facilities: the Submillimeter Array (SMA), CfA's eight-dish collection of radio telescopes in ...

Pluto doesn’t meet this membership criterion because its orbit is peppered with other icy bodies in the Kuiper belt. While ...