Join me as I take my kindergarten students on a fun and interactive classroom spacewalk! We explore the solar system, meet ...

New observations suggest that the dwarf planet Makemake is surrounded by faintly glowing methane gas. Scientists are unsure ...

For years, astronomers have been searching for a mysterious ninth planet lurking in the dark outer reaches of our solar system. Now, a team of researchers have taken a completely different approach to ...

Scientists now believe that they have the tools to predict an aurora’s green glow in the night sky above Mars. Today in Helsinki, Finland, planetary scientist Elise Wright Knutsen of the University of ...