Astronomers say they’ve discovered the most distant body ever observed in our solar system, a potential dwarf planet that’s about 11 billion miles from the sun. Its nickname? “Farout.” The… Read More
While searching for a hypothetical Planet Nine, astronomers found a distant mini-world that’s been given a spooky nickname: “The Goblin.” The icy object was found at a distance of about… Read More
Astronomers searching for signs of a hypothetical “Planet Nine” have instead come up with 12 new moons of Jupiter, including one that hints at a cosmic crack-up. The discoveries were… Read More
Astronomers say they’ve found hints that an unseen planetary-mass object may lurk in the outer reaches of our solar system. And no, they’re not talking about Planet Nine, Planet X,… Read More
Citizen scientists can join an online hunt for icy worlds, brown dwarfs and other yet-to-be-discovered objects beyond the orbit of Neptune, using a technique that’s not all that different from… Read More
Astronomers haven’t yet seen Planet Nine, the theoretical world that some say lies far beyond Pluto’s orbit, but they’re seeing more phenomena that could be explained by its existence. Today, astronomers… Read More
The hypothetical world known as Planet X or Planet Nine hasn’t yet been found, but thanks to the search, astronomers have discovered smaller worlds on the solar system’s edge. Mapping such objects could… Read More
For decades, astronomers have gone back and forth over whether a “Planet X” exists on the edge of our solar system – and now two researchers have laid out new evidence… Read More