What do astronomers do when they find a new object orbiting the sun? How do they determine if it's a planet? This video will provide the answers to these questions and many more.
Too Weird to be Believed: A New Planet in the Solar System?
Related Articles
-
Unusual Solar System?
Do you think our solar system is unusual compared to others? Well, this…
-
The Universe is Expanding but How Quickly?
You can't see it happening on Earth, but space itself is stretching. Ev…
-
Signs of Underground Ocean Found on Saturn Moon
NASA discovered an ocean at least as large as Lake Superior that lies b…
What other people thought