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