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