There's a broad consensus in the scientific community that a follow-up mission to Pluto should be an orbiter, and not a ...

Subaru Telescope has made an exciting discovery: a small body beyond Pluto, with implications for the formation, evolution, and current structure of ...

The orbit of 2023 KQ14 (in red) compared to the orbits of the other three sednoids (in white). 2023 KQ14was discovered near its perihelion at a ...

Five planets are retrograde in summer 2025: Pluto, Neptune, Saturn, Mercury and Uranus. Astrologically, that means in for a ...

On July 14, 2015, a spacecraft flew by Pluto for the first time! NASA's New Horizons spacecraft spent 9.5 years making the ...

The Apollo-Soyuz Test Project brought Soviet cosmonauts and NASA astronauts together in the first international human ...

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

Before defining what a light-year is, we should define what a light-year is not: It is not a measure of time, but rather a ...

I knew I was alone,” he observed later, “in a way that no earthling has ever been before.” That quote is immortalized on a ...

What Are Superman’s Powers? From heat vision to planet-punching strength, here’s a grounded breakdown of what makes him super. Let’s clear something up right away: Superman doesn’t “just fly.” He ...

The progress we have made since Saturn entered Aries in May will continue next year. We are given a boost before Saturn ...

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.