On July 14, 2015, NASA's New Horizons spacecraft arrived at Pluto for the first time. The craft flew within 7,700 miles of the planet and is sending back reams of data and the highest resolution ...

New close-up images of Pluto from NASA’s New Horizons spacecraft reveal a bewildering variety of surface features that have scientists reeling because of their range and complexity. Image: This ...

Until 2015, Pluto, the former ninth planet of the classical solar system, was largely a mystery—a tiny speck 3.6 billion miles from the sun. When NASA's New Horizons spacecraft arrived at the ...

Kevin Stefanski and Andrew Berry arrived together in 2020, but with Stefanski out and Berry staying, Ideastream's commentator ...

The space probe began making discoveries even before today's flyby. — -- Three billion miles and nearly ten years of travel led up to the moment NASA's New Horizons probe zoomed past Pluto today, ...

Pluto Retrograde horoscopes are here! Pluto is retrograde from now until October 13, 2025, ushering in changes for each zodiac sign over the next few months. Like most retrogrades, it will have us ...

A new formation theory for Pluto's moon Charon could explain why Pluto is geologically active. Illustration incorporates NASA New Horizons terrain imagery. Pluto — demoted to dwarf planets status in ...

Boy, how the world has changed over the past 10 years, but perhaps not as profoundly as our understanding of another, more distant world that holds a special place in the hearts of northern Arizonans: ...

Of all the many astrological events, retrogrades may be the most misunderstood. These regular transits of the planets through the zodiac tend to get blamed for just about any and every conflict in our ...

Clyde Tombaugh discovered Pluto in 1930; however, in 2006, the International Astronomical Union (IAU) reclassified it as a dwarf planet, a decision sparking debate among astronomers and planetary ...