"The debate became even more animated ... Some astronomers advocate for a broader classification that would include Pluto and other similar bodies as planets, but such proposals have yet to ...

The debate became even more animated ... Some astronomers advocate for a broader classification that would include Pluto and other similar bodies as planets, but such proposals have yet to gain ...

It probably qualifies as a dwarf planet, the same classification as Pluto. Temporarily named 2017 OF201, it takes more than 24,000 years to travel around the sun just once along a highly ...

The new object is one of the most distant visible objects in our solar system. Astronomers have indeed discovered a potential new dwarf planet in the outer reaches of our solar system, far beyond ...

Jim Christy was simply trying to pin down the orbits of moons in the outer solar system when he discovered that what appeared to be the elongated axis of Pluto was actually a moon or a co-planet ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A composite image comparing the relative sizes of our solar system's known dwarf planets ...

In 2006, updated research led to Pluto ... a new planet or not. For now, the outer reaches of our 4.6 billion-year-old solar system continue to be shrouded in mystery, with the classification ...

The TNO is potentially large enough to qualify as a dwarf planet, the same category as the much more well-known Pluto. The new object is one of the most distant visible objects in our solar system ...

Earth has a newly-discovered neighbor in the solar system. But the heavenly body – possibly a dwarf planet à la Pluto – isn't a frequent visitor. Located beyond Neptune, its extreme orbit ...

Astronomers have identified a new trans-Neptunian object, 2017 OF201, located far beyond Pluto. Its enormous size, comparable to dwarf planets, and highly elongated orbit provide valuable insights ...