

The first discoveries
Shadows and wobbles
Extreme and bizarre worlds
The search for life
YOUR GOAL
Master of Finding new worlds

artiteacher Track oddball orbits to discover how scientists find planets around other stars.

artiteacher Rogue planets wander through the dark of interstellar space without orbiting any parent star.

artiteacher Circumbinary planets orbit two stars at once, making science fiction sunsets a reality.
Diamond planet: The super-Earth 55 Cancri e is so rich in carbon that a massive portion of its interior is likely pure diamond.
Which exoplanet was the first confirmed world discovered orbiting two stars simultaneously?
Why do scientists believe the super-Earth 55 Cancri e contains massive amounts of diamond?
What is the name for planets that drift freely through interstellar space without orbiting any star?
Which extreme exoplanet is famous for having winds of 5,400 mph and sideways rain made of liquid glass?
