A) 1900 B) 1950 C) 1930 D) 2000
A) Clyde Tombaugh B) Galileo Galilei C) Albert Einstein D) Isaac Newton
A) 3.67 billion miles B) 100 million miles C) 1 billion miles D) 20 million miles
A) Comet B) Asteroid C) Dwarf planet D) Gas giant
A) New Horizons B) Hubble Space Telescope C) Cassini D) Voyager 1
A) Nix B) Styx C) Charon D) Hydra
A) 10 Earth years B) 248 Earth years C) 365 Earth days D) 100 Earth years
A) Oxygen B) Helium C) Carbon dioxide D) Nitrogen
A) In the asteroid belt B) Between Mars and Jupiter C) In the Kuiper belt D) Beyond Neptune's orbit
A) Largest known B) Fourth largest C) Third largest D) Second largest
A) Charon B) Uranus C) Neptune D) Eris
A) Ice and rock B) Silicon and magnesium C) Iron and nickel D) Carbon and hydrogen
A) Equal to the Moon's mass B) Twice the Moon's mass C) Roughly one-sixth of the Moon's mass D) Half the Moon's mass
A) 30 to 49 astronomical units B) 20 to 35 astronomical units C) 40 to 60 astronomical units D) 25 to 45 astronomical units
A) 7 hours B) 10 hours C) 5.5 hours D) 3 hours
A) Pluto's high speed B) Neptune's orbit around Pluto C) Gravitational pull of the Sun D) A stable orbital resonance
A) Four B) Five C) Six D) Three
A) They orbit each other in perfect circles. B) The barycenter of their orbits does not lie within either body, and they are tidally locked. C) Pluto has no atmosphere. D) Charon is larger than Pluto.
A) September 12, 1989 B) July 14, 2015 C) August 25, 2006 D) June 10, 1997
A) 2200 B) 2178 C) 2100 D) 2025
A) Cronus B) Pluto C) Jupiter D) Minerva
A) Herbert Hall Turner's initials B) Percival Lowell's initials C) Venetia Burney's initials D) Falconer Madan's initials
A) Cronus B) Minerva C) Jupiter D) Percival
A) Goofy B) Donald Duck C) Mickey Mouse's canine companion, also named Pluto D) Pluto the dog itself
A) Glenn T. Seaborg B) Walt Disney C) Ben Sharpsteen D) Ernest W. Brown
A) The prediction was based on solid evidence B) Lowell accurately predicted the position and orbit of Pluto C) Lowell had insider information about Pluto D) It was a coincidence that it matched Pluto's orbit
A) 2000 B) 1985 C) 1978 D) 1992
A) California Academy of Sciences B) Smithsonian National Air and Space Museum C) American Museum of Natural History D) Hayden Planetarium
A) Michael E. Brown B) Brian G. Marsden C) Carl Sagan D) Neil deGrasse Tyson
A) University of California, Berkeley B) Harvard University C) Stanford University D) Massachusetts Institute of Technology
A) Public outcry B) Scientific debate only C) General indifference D) Widespread support
A) 2376.6 km B) 1700 km C) 2000 km D) 1500 km
A) 90° B) 45° C) 120° D) 180°
A) 90° B) 180° C) 52° D) 38°
A) Venetia Burney Student Dust Counter B) Alice UV Spectrometer C) Ralph Telescope D) Long Range Reconnaissance Imager (LORRI)
A) Asteroid belt B) Trojan asteroids C) Scattered disc D) Oort cloud
A) Illinois B) Arizona C) California D) New Mexico
A) 52° B) 180° C) 90° D) 38°
A) Belton Regio or 'Whale' B) Brass Knuckles C) Tombaugh Regio or 'Heart' D) Sputnik Planitia
A) Impact cratering B) Tectonic shifts C) Volcanic activity D) Glaciological interactions
A) 24 B) 3 C) 12 D) 6.387
A) 2012 B) 2006 C) 1985 D) 1999
A) 13.65 B) 12.8 C) 14.5 D) 15.1
A) Direct sunlight reflection B) Ultraviolet imaging C) Infrared scanning D) Charon-shine
A) 50% B) More than 98% C) 75% D) 25%
A) Ammonia B) Liquid water C) Ethane D) Methane
A) 50% B) 70% C) 30% D) 90%
A) Plutoid B) Sub-planet C) Dwarf planet D) Minor planet
A) Neptune B) Uranus C) Saturn D) Pluto
A) Belton Regio or 'Whale' B) Tombaugh Regio or 'Heart' C) Brass Knuckles D) Sputnik Planitia
A) Newton's law B) Heliocentric theory C) Kepler's laws D) Kozai mechanism
A) From the center towards surrounding mountains B) Randomly without direction C) Towards the center from surrounding mountains D) In a circular pattern around Sputnik Planitia
A) December 31, 2016, at 11:59 pm ET B) October 25, 2016, at 05:48 pm ET C) January 1, 2017, at 06:00 am ET D) July 14, 2015, at 12:00 pm ET
A) Neil deGrasse Tyson B) Brian G. Marsden C) Michael E. Brown D) Carl Sagan
A) -50 °C B) -10 °C C) -100 °C D) -240 °C
A) Satellite B) Trojan C) Rogue D) Quasi-satellite
A) Exactly 90 degrees B) Less than 5 degrees C) Over 17 degrees D) Zero degrees
A) Nuclear fission-based reactor B) Fusion-enabled based on the Princeton field-reversed configuration reactor C) Wind turbine energy system D) Solar-powered with traditional solar panels
A) About 57 AU B) About 17 AU C) About 8 AU D) About 11 AU
A) JPL B) ESA C) NASA D) IAU
A) Tombaugh Regio B) Brass Knuckles C) Belton Regio D) Sputnik Planitia
A) California B) Illinois C) Arizona D) New Mexico
A) 500–600 μm B) 200–300 μm C) 400–500 μm D) 100–150 μm
A) Western hemisphere B) Northern hemisphere C) Southern hemisphere D) Eastern hemisphere
A) Trans-Neptunian objects B) Asteroids C) Meteoroids D) Comets
A) Cools the surface B) Causes volcanic activity C) Has no significant effect D) Heats up the surface
A) 2011 B) 2012 C) 2005 D) 1978
A) Its atmospheric pressure had fallen by 20% B) It completely disappeared. C) The presence of oxygen was confirmed. D) It became denser than Mars' atmosphere.
A) 2:3 mean-motion resonance B) Jovian planetary alignment C) Kozai mechanism D) 1:1 superresonance
A) Around 300° east B) Near the equator C) Anti-Charon face D) At the poles
A) Several hundred kilometers across B) A few meters across C) Tens of kilometers across D) Thousands of kilometers across
A) Plutoed B) Downgraded C) Dwarfed D) Demoted
A) 90° B) 180° C) 45° D) 60°
A) 0.11 inches B) 0.22 inches C) 0.30 inches D) 0.05 inches
A) Julio Ángel Fernández B) Gonzalo Tancredi C) Marc W. Buie D) Alan Stern
A) 3:4:5 B) 6:9:12 C) 1:2:3 D) 18:22:33
A) 2,360 km B) 2,376.6 km C) 2,370 km D) 2,368 km
A) Mars B) Jupiter C) Venus D) Saturn |