NASA’s New Horizons mission changed our understanding of the outer solar system. After its famous Pluto flyby, it traveled ...

Named after the icy Kuiper Belt extending from Neptune's orbit, the Project Kuiper constellation will work similarly to Starlink once all of the satellites arrive in low earth orbit. Although it ...

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.

Pluto isn't alone—it's part of the Kuiper Belt with possibly hundreds of other planet-sized objects. Because Pluto hasn't achieved gravitational dominance in its region, the International Astronomical ...

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 ...

Behind the planets in the solar system is the Kuiper Belt. An inventory of similar structures around other stars shows how unusual it is. A research team has used several telescopes to take images ...

For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...

On this date, Jan. 19, 2006, the first probe ever destined to visit Pluto, its moons and other Kuiper belt objects launched from Launch Complex 41 at what is now Cape Canaveral Space Force Station.

Pluto may have got romantic to capture its largest moon, colliding and engaging in a passionate but icy 10 hour kiss with Charon billions of years ago. When you purchase through links on our site ...

As the gatekeepers to the Kuiper Belt, Charon and Pluto are a unique double dwarf planet system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Uranus has the craziest tilt in your Solar System. Its tilt is about ninety-eight degrees. That means its north pole is ...