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Asteroids
trivia quiz questions
Test your knowledge on asteroids and their formation, structure, and more.
Which asteroid did the NEAR Shoemaker mission land on?
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Eros
Which asteroid was visited by the Hayabusa2 spacecraft?
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Ryugu
What is the name of the first known binary asteroid system?
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243 Ida
What is the name of the asteroid that has its own moon?
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Ida
What is the name of the asteroid that has a moon named Hiisi?
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Lempo
What is the name of the asteroid that has a crater named after Isaac Asimov?
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Asimov
What is the term for an asteroid that shares an orbit with a larger planet?
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Trojan asteroid
What is the term for an asteroid that orbits the Sun in the opposite direction of most other objects?
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Retrograde asteroid
The term 'Atira asteroids' refers to a group of near-Earth asteroids that have orbits entirely within what?
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Earth's orbit
What is the name of the asteroid that has a moon named Huya?
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Varuna
What is the name of the asteroid that has a moon named Dysnomia?
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Eris
What is the name of the asteroid that has a moon called Huya?
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2002 UX25
Which asteroid is composed mostly of iron and nickel?
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16 Psyche
What is the name of the asteroid that has a moon called S/2001 (45) 1?
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Eugenia
What is the name of the asteroid that has a moon named Namaka?
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Haumea
What is the name of the asteroid that has a crater named after Arthur C. Clarke?
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Clarke
What is the name of the asteroid that has a moon named S/2014 (162173) 1?
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Ryugu
What is the name of the asteroid that has a moon named Sharon?
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Orcus
What is the name of the asteroid that has a moon named Vanth?
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Orcus
What is the name of the asteroid that passed close to Earth in 2013, causing a meteor explosion over Russia?
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Chelyabinsk
What is the most common type of asteroid in the Solar System?
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C-type
Which asteroid is considered a potentially hazardous asteroid (PHA)?
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Apophis
What is the name of the largest asteroid in our solar system's main asteroid belt between Mars and Jupiter?
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Ceres
Which asteroid has the shortest orbital period around the Sun?
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Ceres
What is the name of the asteroid that has a moon named Petit-Prince?
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B612
What is the name of the asteroid that has a moon named Hydra?
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Pluto
What is the name of the asteroid that is believed to be a remnant from a destroyed planet?
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Vesta
What is the name of the asteroid that has a moon called Charon?
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Pluto
Which asteroid is named after the Greek god of love?
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Eros
What is the name of the asteroid that has a diamond-like shape?
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216 Kleopatra
What is the name of the asteroid that has a moon called S/2001 (22) 1?
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Kalliope
What is the name of the asteroid that was visited by the NASA spacecraft Dawn?
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Ceres
What is an asteroid?
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A small rocky body orbiting the sun
What is the name of the asteroid that has a moon called S/2001 (107) 1?
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Camilla
What is the name of the asteroid that has a highly reflective surface and is sometimes visible with the naked eye?
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Vesta
What is the term for an asteroid that orbits the Sun but stays close to a planet?
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Co-orbital asteroid
Which asteroid was discovered by Italian astronomer Giuseppe Piazzi?
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Ceres
What is the name of the asteroid that has a moon named Weywot?
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Quaoar
What is the name of the space mission that visited the asteroid Eros?
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NEAR Shoemaker
What is the name of the asteroid that has a moon called Logos?
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617 Patroclus
What is the name of the first asteroid to be visited by a spacecraft?
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951 Gaspra
What is the name of the asteroid that caused the extinction of the dinosaurs?
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Chicxulub
Which asteroid is thought to be a remnant core of a protoplanet?
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Psyche
Which asteroid has a moon named Dactyl?
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243 Ida
What is the name of the asteroid that has a moon called Orcus?
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2007 OR10
Which asteroid is named after the Greek goddess of health?
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Hygiea
Which asteroid belt is located between Mars and Jupiter?
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Main Asteroid Belt
What is the name of the asteroid that has a moon called Hi'iaka?
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Haumea
What is the name of the asteroid that is believed to have caused the extinction of dinosaurs?
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Chicxulub
Which famous scientist proposed using nuclear weapons to deflect potentially hazardous asteroids away from Earth?
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Edward Teller
What is the name of the asteroid that has a moon named Atlas?
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Saturn
Which asteroid is believed to be responsible for the extinction of dinosaurs?
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Chicxulub impactor
What is the primary composition of C-type asteroids?
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Carbon
What is the name of the asteroid that was visited by the Japanese spacecraft Hayabusa?
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Itokawa
What is the largest known asteroid in our solar system?
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Ceres
What is the shape of most asteroids?
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Irregular
What is the average distance between asteroids in the main asteroid belt?
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600,000 miles
What is the name of the asteroid that has a moon called S/2005 (136472) 1?
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Makemake
Which asteroid is shaped like a dog bone?
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216 Kleopatra
Which country launched the first successful asteroid sample return mission?
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Japan
Which asteroid is the largest in our solar system?
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Ceres
What is the name of the asteroid that has a moon named Pan?
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Saturn
What is the name of the asteroid that has its own tiny moon called Dactyl?
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Ida
What is the term for a small asteroid that temporarily orbits Earth?
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Temporarily captured orbiter
What is the name of the asteroid that has a crater named after Robert Heinlein?
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Heinlein
What is the name of the asteroid that has a moon called S/2004 (45) 1?
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Eugenia
What is the name of the asteroid that has a crater named Occator that contains bright spots?
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Ceres
What is the name of the asteroid that has a moon named Nix?
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Pluto
What is the name of the spacecraft that visited the asteroid Eros in 2001?
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NEAR Shoemaker
What is the name of the first known interstellar object to pass through our Solar System?
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'Oumuamua
What is the name of the asteroid that has a moon named Prometheus?
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Saturn
What is the name of the asteroid that has a moon named Charon?
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Pluto
What is the name of the asteroid that has a moon named Kerberos?
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Pluto
What is the name of the asteroid that has a moon named Dactyl?
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Ida
What is the name of the asteroid that has a horseshoe-shaped orbit around Earth?
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2002 AA29
What is the name of the first known active asteroid in the main asteroid belt?
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6478 Gault
What is the term for an asteroid that crosses Earth's orbit?
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Apollo asteroid
What is the name of the asteroid that has a moon named Styx?
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Pluto
What is the name of the asteroid that has a moon named Aegaeon?
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Saturn
In which year did the Chelyabinsk meteor event occur?
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2013
Which asteroid, discovered in 1801, was initially classified as a planet before being reclassified as an asteroid?
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Ceres
What is the name of the first asteroid discovered?
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Ceres
In which year did the first spacecraft successfully land on an asteroid?
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2001
What is the name of the asteroid that has a moon named Gonggong?
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Haumea
What is the name of the asteroid that was visited by the European Space Agency's Rosetta spacecraft?
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Steins
What is the name of the Japanese spacecraft that returned samples from the asteroid Ryugu?
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Hayabusa2
What is the approximate size of the largest known M-type asteroid?
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250 km
What is the name of the asteroid that has a moon called Menoetius?
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617 Patroclus
What is the estimated total mass of all asteroids in the Solar System?
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4% of the Moon's mass
What is the name of the asteroid that has a moon called Nix?
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Pluto
What is the name of the first known Earth Trojan asteroid?
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2010 TK7
What is the smallest known asteroid?
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1991 BA
Which asteroid was discovered first?
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Ceres
What is the name of the asteroid that has a moon called S/2008 (309) 1?
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Fraternitas
What is the name of the asteroid that has a crater named after Ray Bradbury?
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Bradbury
Which asteroid has a highly elongated orbit that brings it closer to the Sun than Mercury?
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3200 Phaethon
What type of asteroid is Vesta?
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Protoplanet