Audience
Educators, Students
Grade Levels
Grades K-4, Grades 5-8, Grades 9-12, Higher Education
Subject
Space Science, Solar System and Planets, Astronomy
Type
Posters
The front of this lithograph features size comparisons of dwarf planets Eris, Pluto and Ceres. The back of the lithograph explains the definition of “planet” and how the International Astronomical Union came to classify objects as planets or dwarf planets.
What Is a Planet? Lithograph [205KB PDF file]
View high resolution [827KB PDF file]
This lithograph is part of the Our Solar System lithograph set.