On the 95th anniversary of its discovery, Pluto remains one of the most beloved and enigmatic worlds in our solar system, ...

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

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

On today’s date 95 years ago, everyone’s favorite not-quite-a-planet, Pluto, was discovered by astronomer Clyde W. Tombaugh ...

NASA’s Lunar Trailblazer will map the Moon’s water, using advanced instruments and gravity-assisted navigation to unlock vital resources for future space exploration.

You might think sex in space would be an out-of-this-world experience — but low-gravity intimacy may not be as much of a high as it sounds.

Why is Pluto no longer a planet? Discover the real reason behind Pluto’s reclassification as a dwarf planet and the science that led to this change.

According to a recent YouGov poll, 35% of Americans think Pluto is not a planet. But they are all wrong—kind of. To get to the bottom of whether Pluto is a planet, I tracked down planetary scientist ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

In the modern town of Pamukkale, known for its hot springs in southwestern Turkey, archaeologists discovered in 2013 the stone archway known as Pluto's Gate, believed to be the oldest Gate to Hell ...

Below, I’ve highlighted five of the best free movies to stream on Tubi, Pluto TV, Plex, and more this week – from tear-jerking disaster movies to iconic musical comedies. Long before AI became ...

Ever since Isaac Newton famously talked about gravity, its dominance as a force in our solar system has been well known. It's responsible for the orbits of the planets and their satellites ...