Sedna

Astronomers are Predicting at Least Two More Large Planets in the Solar System

Could there be another Pluto-like object out in the far reaches of the Solar System? How about two or more?…

8 years ago

Discovery! Possible Dwarf Planet Found Far Beyond Pluto’s Orbit

What is a dwarf planet? Some astronomers have been asking that question after Pluto was demoted from planethood almost a…

9 years ago