Featured Article Quiz #159
Makemake
#1 Makemake is classified as what type of object?
A dwarf planet (specifically a plutoid) in the classical Kuiper belt
A terrestrial planet with a solid iron-nickel core
A comet that regularly forms tails near the Sun
#2 When was Makemake discovered, and where?
In 2005 at Palomar Observatory
In 1999 at the Keck Observatory
In 2012 aboard the Hubble Space Telescope
#3 What evidence suggests Makemake might contain a hidden ocean of liquid water?
Possible cryovolcanism
Confirmed active geysers powered by internal geothermal heat
Direct spacecraft measurements showing liquid water on the surface