| Diameter (km) | Type | Answer | % Correct |
|---|---|---|---|
| 12,742 | Planet | Earth | 94%
|
| 139,822 | Planet | Jupiter | 94%
|
| 6,779 | Planet | Mars | 94%
|
| 49,244 | Planet | Neptune | 94%
|
| 2,377 | Dwarf planet | Pluto | 94%
|
| 116,464 | Planet | Saturn | 94%
|
| 1,391,400 | Star | Sun | 94%
|
| 50,724 | Planet | Uranus | 94%
|
| 12,104 | Planet | Venus | 94%
|
| 4,879 | Planet | Mercury | 89%
|
| 5,268 | Moon | Ganymede | 83%
|
| 3,643 | Moon | Io | 83%
|
| 3,475 | Moon | Moon | 83%
|
| 939 | Dwarf planet | Ceres | 78%
|
| 5,149 | Moon | Titan | 78%
|
| 3,122 | Moon | Europa | 72%
|
| 320 | Asteroid (A) | Europa | 72%
|
| 2,707 | Moon | Triton | 72%
|
| 4,820 | Moon | Callisto | 67%
|
| 1,212 | Moon | Charon | 67%
|
| 2,326? | Dwarf planet | Eris | 67%
|
| 1,596 | Dwarf planet | Haumea | 67%
|
| 1,430? | Dwarf planet | Makemake | 67%
|
| 1,471 | Moon | Iapetus | 61%
|
| 1,578 | Moon | Titania | 61%
|
| 525 | Asteroid (A) | Vesta | 61%
|
| 1,158 | Moon | Ariel | 56%
|
| 504 | Moon | Enceladus | 56%
|
| 1,230? | Dwarf planet | Gonggong | 56%
|
| 1,523 | Moon | Oberon | 56%
|
| 1,090? | Dwarf planet | Quaoar | 56%
|
| 1,528 | Moon | Rhea | 56%
|
| 906??? | Dwarf planet | Sedna | 56%
|
| 1,169 | Moon | Umbriel | 56%
|
| 432 | Asteroid (A) | Hygiea | 50%
|
| 472 | Moon | Miranda | 50%
|
| 910? | Dwarf planet | Orcus | 50%
|
| 512 | Asteroid (A) | Pallas | 50%
|
| 838? | Dwarf planet | Salacia | 50%
|
| 1,066 | Moon | Tethys | 50%
|
| 1,123 | Moon | Dione | 44%
|
| 270 | Moon | Hyperion | 44%
|
| 340?? | Moon | Nereid | 44%
|
| 396 | Moon | Mimas | 39%
|
| 420? | Moon | Proteus | 39%
|
| 615?? | Moon | Dysnomia | 33%
|
| 254 | Asteroid (A) | Juno | 33%
|
| 213 | Moon | Phoebe | 33%
|
| 196? | Asteroid (C) | Chiron | 28%
|
| 369? | Moon | Hi'iaka | 28%
|
| 332 | Asteroid (A) | Interamnia | 28%
|
| 710 | Dwarf planet | Ixion | 28%
|
| 442? | Moon | Vanth | 28%
|
| 740? | Dwarf planet | Varda | 28%
|
| 654?? | Dwarf planet | Varuna | 28%
|
| 450??? | Asteroid (K) | 2012 VP113 | 22%
|
| 772? | Dwarf planet | Achlys | 22%
|
| 768? | Dwarf planet | Aya | 22%
|
| 416?? | Asteroid (K) | Chaos | 22%
|
| 249 | Asteroid (C) | Chariklo | 22%
|
| 298 | Asteroid (A) | Davida | 22%
|
| 406? | Asteroid (K) | Huya | 22%
|
| 200? | Asteroid (A) | Iris | 22%
|
| 796? | Dwarf planet | Máni | 22%
|
| 224 | Asteroid (A) | Psyche | 22%
|
| 274 | Asteroid (A) | Sylvia | 22%
|
| 665? | Dwarf planet | Uni | 22%
|
| 200?? | Moon | Weywot | 22%
|
| 742?? | Dwarf planet | Chiminigagua | 17%
|
| 202 | Asteroid (A) | Egeria | 17%
|
| 270 | Asteroid (A) | Eunomia | 17%
|
| 403? | Moon | Ilmarë | 17%
|
| 179 | Moon | Janus | 17%
|
| 194 | Moon | Larissa | 17%
|
| 393? | Moon | Actaea | 11%
|
| 204 | Asteroid (A) | Amphitrite | 11%
|
| 263 | Asteroid (A) | Cybele | 11%
|
| 211 | Asteroid (A) | Fortuna | 11%
|
| 642? | Dwarf planet | Gǃkúnǁʼhòmdímà | 11%
|
| 680? | Dwarf planet | Goibniu | 11%
|
| 195 | Asteroid (A) | Hebe | 11%
|
| 250? | Asteroid (T) | Hektor | 11%
|
| 222 | Asteroid (A) | Herculina | 11%
|
| 679?? | Dwarf planet | Ritona | 11%
|
| 218 | Asteroid (A) | Thisbe | 11%
|
| 194 | Asteroid (A) | Ursula | 11%
|
| 220?? | Moon | (148780) Altjira I | 6%
|
| 398?? | Asteroid (K) | 1993 SC | 6%
|
| 187 | Asteroid (K) | 1995 SM55 | 6%
|
| 340? | Asteroid (K) | 1996 TL66 | 6%
|
| 268? | Asteroid (K) | 1998 SM165 | 6%
|
| 392? | Asteroid (K) | 1998 SN165 | 6%
|
| 310?? | Asteroid (K) | 1999 CD158 | 6%
|
| 462? | Asteroid (K) | 1999 DE9 | 6%
|
| 408? | Asteroid (K) | 2001 QF298 | 6%
|
| 367?? | Asteroid (K) | 2001 UR163 | 6%
|
| 389 | Asteroid (K) | 2002 KX14 | 6%
|
| 500? | Asteroid (K) | 2002 TC302 | 6%
|
| 286 | Asteroid (K) | 2002 TX300 | 6%
|
| 448? | Asteroid (K) | 2002 VR128 | 6%
|
| 550? | Asteroid (K) | 2002 XV93 | 6%
|
| 460? | Asteroid (K) | 2003 FY128 | 6%
|
| 274? | Asteroid (K) | 2003 OP32 | 6%
|
| 650?? | Dwarf planet | 2003 UZ413 | 6%
|
| 524 | Asteroid (K) | 2003 VS2 | 6%
|
| 424?? | Asteroid (K) | 2004 NT33 | 6%
|
| 406?? | Asteroid (K) | 2004 PF115 | 6%
|
| 512? | Asteroid (K) | 2004 TY364 | 6%
|
| 398? | Asteroid (K) | 2004 UX10 | 6%
|
| 340?? | Asteroid (K) | 2004 XA192 | 6%
|
| 556??? | Asteroid (K) | 2004 XR190 | 6%
|
| 416?? | Asteroid (K) | 2005 QU182 | 6%
|
| 464?? | Asteroid (K) | 2005 TB190 | 6%
|
| 498?? | Asteroid (K) | 2005 UQ513 | 6%
|
| 610??? | Dwarf planet | 2007 JJ43 | 6%
|
| 330?? | Asteroid (K) | 2007 OC10 | 6%
|
| 248? | Asteroid (C) | 2007 RW10 | 6%
|
| 619?? | Dwarf planet | 2008 OG19 | 6%
|
| 750??? | Dwarf planet | 2010 JO179 | 6%
|
| 635?? | Dwarf planet | 2014 UZ224 | 6%
|
| 670??? | Dwarf planet | 2015 RR245 | 6%
|
| 700??? | Dwarf planet | 2017 OF201 | 6%
|
| 500??? | Asteroid (K) | 2018 VG18 | 6%
|
| 212? | Moon | (38628) Huya I | 6%
|
| 186?? | Moon | (532037) Chiminigagua I | 6%
|
| 246?? | Asteroid (K) | Altjira | 6%
|
| 205 | Asteroid (A) | Aurora | 6%
|
| 228 | Asteroid (A) | Bamberga | 6%
|
| 187 | Asteroid (A) | Bertha | 6%
|
| 198 | Asteroid (C) | Bienor | 6%
|
| 210 | Asteroid (A) | Camilla | 6%
|
| 224? | Asteroid (C) | Ceto | 6%
|
| 188 | Asteroid (A) | Daphne | 6%
|
| 216 | Asteroid (A) | Doris | 6%
|
| 470? | Asteroid (K) | Dziewanna | 6%
|
| 199 | Asteroid (A) | Elektra | 6%
|
| 188 | Asteroid (A) | Eugenia | 6%
|
| 268 | Asteroid (A) | Euphrosyne | 6%
|
| 188 | Asteroid (A) | Hermione | 6%
|
| 220? | Asteroid (A) | Hesperia | 6%
|
| 252? | Asteroid (K) | Hiisi | 6%
|
| 220? | Asteroid (K) | Leleākūhonua | 6%
|
| 272? | Asteroid (K) | Lempo | 6%
|
| 236? | Asteroid (K) | Nunam | 6%
|
| 226 | Asteroid (A) | Patientia | 6%
|
| 644??? | Dwarf planet | Rumina | 6%
|
| 248? | Asteroid (K) | Sila | 6%
|
| 178? | Asteroid (K) | Teharonhiawako | 6%
|
| 208 | Asteroid (A) | Themis | 6%
|
| 576??? | Asteroid (K) | Xewioso | 6%
|