Along with Ceres and Pluto, there are three other known dwarf planets in the solar system – Haumea, Makemake and Eris
Space Mysteries: If the universe is 13.8 billion years old, how can a star be more than 14 billion years old?
The largest of these is roughly the size of the Great Pyramid of Giza
The gateway region is like a...donut that wraps around the inner solar system, containing many possible orbits within its thick ring
"Did anyone else see a super bright meteor, green-blue in color falling?"
The mysterious Fast Radio Bursts (FRBs) are energetic radio signals that are much louder than pulsars despite being much further away
The cosmological constant has plagued physicists for more than a century
Every 9 hours, it suddenly gets brighter
Interstellar flight is a real pain in the neck