🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.5

Radius: 9.8

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.57 AU - 0.79 AU

Year: 380 Days

Day: 5.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,133,123 km

• M1: 121,922 km (0.04 R)
• M2: 500,106 km (0.107 R)
• M3: 853,157 km (0.073 R)
• M4: 1,175,989 km (0.08 R)
• M5: 1,535,473 km (0.059 R)
• M6: 2,048,294 km (0.038 R)
• M7: 2,372,473 km (0.12 R)
• M8: 2,944,834 km (0.094 R)
• M9: 3,349,197 km (0.113 R)
• M10: 3,667,392 km (0.078 R)
• M11: 4,136,381 km (0.074 R)
• M12: 5,042,346 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.3

Radius: 8.4

Gravity: 13.11 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.82 AU - 1.34 AU

Year: 761 Days

Day: 14 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,133,123 km

• M1: 104,868 km (0.065 R)
• M2: 412,890 km (0.098 R)
• M3: 711,487 km (0.066 R)
• M4: 991,086 km (0.106 R)
• M5: 1,829,432 km (0.083 R)
• M6: 2,147,777 km (0.096 R)
• M7: 2,469,412 km (0.089 R)
• M8: 2,737,491 km (0.11 R)
• M9: 3,051,198 km (0.089 R)
• M10: 3,360,866 km (0.105 R)
• M11: 4,028,072 km (0.084 R)
• M12: 5,351,565 km (0.093 R)
• M13: 5,844,490 km (0.025 R)
• M14: 6,345,642 km (0.066 R)
• M15: 7,081,514 km (0.076 R)
• M16: 7,897,720 km (0.102 R)
• M17: 8,615,940 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.7

Radius: 11.3

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.88 AU - 1.44 AU

Year: 847 Days

Day: 12 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,133,123 km

• M1: 140,472 km (0.111 R)
• M2: 521,797 km (0.093 R)
• M3: 1,302,249 km (0.104 R)
• M4: 1,745,209 km (0.099 R)
• M5: 2,486,317 km (0.096 R)
• M6: 2,978,643 km (0.079 R)
• M7: 3,646,149 km (0.09 R)
• M8: 4,589,513 km (0.074 R)
• M9: 5,481,565 km (0.098 R)
• M10: 6,138,001 km (0.102 R)
• M11: 6,527,254 km (0.11 R)
• M12: 8,106,110 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.8

Radius: 12.5

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.2 AU - 1.96 AU

Year: 1347 Days

Day: 14.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,133,123 km

• M1: 155,731 km (0.111 R)
• M2: 568,322 km (0.112 R)
• M3: 992,881 km (0.082 R)
• M4: 1,630,318 km (0.102 R)
• M5: 2,070,285 km (0.079 R)
• M6: 2,529,401 km (0.101 R)
• M7: 2,961,589 km (0.104 R)
• M8: 3,458,254 km (0.098 R)
• M9: 3,944,297 km (0.119 R)
• M10: 4,694,381 km (0.071 R)
• M11: 6,341,005 km (0.096 R)
• M12: 6,759,580 km (0.118 R)
• M13: 7,296,038 km (0.071 R)
• M14: 8,154,131 km (0.086 R)
• M15: 8,593,799 km (0.09 R)
• M16: 9,049,325 km (0.062 R)
• M17: 9,641,433 km (0.086 R)
• M18: 10,739,781 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.1

Radius: 8.2

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.43 AU - 2.23 AU

Year: 1679 Days

Day: 6.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,133,123 km

• M1: 102,026 km (0.118 R)
• M2: 366,365 km (0.112 R)
• M3: 637,736 km (0.101 R)
• M4: 1,017,116 km (0.094 R)
• M5: 1,291,478 km (0.096 R)
• M6: 1,962,425 km (0.099 R)
• M7: 2,406,731 km (0.09 R)
• M8: 3,044,317 km (0.042 R)
• M9: 3,657,668 km (0.082 R)
• M10: 3,924,999 km (0.031 R)
• M11: 5,149,159 km (0.111 R)
• M12: 5,904,927 km (0.093 R)
• M13: 6,561,363 km (0.116 R)
• M14: 7,291,550 km (0.105 R)
• M15: 7,662,852 km (0.047 R)
• M16: 8,018,895 km (0.092 R)
• M17: 8,300,288 km (0.106 R)
• M18: 8,705,250 km (0.098 R)
• M19: 9,743,908 km (0.03 R)
• M20: 10,359,204 km (0.087 R)
• M21: 10,828,941 km (0.098 R)
• M22: 11,312,741 km (0.032 R)
• M23: 11,738,945 km (0.079 R)
• M24: 12,547,970 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.8

Radius: 14.5

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.42 AU - 3.28 AU

Year: 3263 Days

Day: 8.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,133,123 km

• M1: 180,565 km (0.079 R)
• M2: 838,047 km (0.08 R)
• M3: 1,492,538 km (0.084 R)
• M4: 2,015,233 km (0.059 R)
• M5: 2,614,821 km (0.052 R)
• M6: 3,225,180 km (0.106 R)
• M7: 3,970,627 km (0.103 R)
• M8: 5,596,456 km (0.042 R)
• M9: 6,051,383 km (0.101 R)
• M10: 6,944,932 km (0.065 R)
• M11: 9,546,887 km (0.084 R)
• M12: 10,043,103 km (0.106 R)
• M13: 11,338,621 km (0.106 R)
• M14: 13,298,353 km (0.109 R)
• M15: 13,821,796 km (0.093 R)
• M16: 14,458,036 km (0.098 R)
• M17: 15,371,331 km (0.102 R)
• M18: 16,812,856 km (0.109 R)
• M19: 18,284,600 km (0.064 R)
• M20: 20,777,798 km (0.027 R)
• M21: 21,613,601 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.9

Radius: 11.7

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.01 AU - 4.25 AU

Year: 5693 Days

Day: 9.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,133,123 km

• M1: 145,559 km (0.062 R)
• M2: 608,115 km (0.064 R)
• M3: 1,336,956 km (0.109 R)
• M4: 1,917,845 km (0.091 R)
• M5: 2,949,920 km (0.054 R)
• M6: 3,366,850 km (0.088 R)
• M7: 3,752,064 km (0.099 R)
• M8: 4,116,485 km (0.104 R)
• M9: 5,915,399 km (0.082 R)
• M10: 6,722,480 km (0.073 R)
• M11: 7,337,476 km (0.091 R)
• M12: 8,229,080 km (0.051 R)
• M13: 9,632,756 km (0.108 R)
• M14: 11,140,404 km (0.114 R)
• M15: 20,500,294 km (0.074 R)
• M16: 20,951,032 km (0.07 R)
• M17: 26,442,770 km (0.045 R)
• M18: 27,156,651 km (0.077 R)
• M19: 27,975,101 km (0.084 R)
• M20: 28,716,358 km (0.063 R)
• M21: 33,962,157 km (0.081 R)
• M22: 35,018,917 km (0.082 R)
• M23: 37,086,808 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.1

Radius: 7.9

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.16 AU - 7.1 AU

Year: 11579 Days

Day: 20.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,133,123 km

• M1: 99,782 km (0.079 R)
• M2: 823,985 km (0.108 R)
• M3: 1,752,689 km (0.118 R)
• M4: 2,590,138 km (0.106 R)
• M5: 2,870,634 km (0.115 R)
• M6: 6,030,290 km (0.084 R)
• M7: 14,129,220 km (0.104 R)
• M8: 15,525,117 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.3

Radius: 7.6

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.47 AU - 9.87 AU

Year: 15839 Days

Day: 17.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 138.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,133,123 km

• M1: 94,546 km (0.078 R)
• M2: 337,642 km (0.109 R)
• M3: 1,060,350 km (0.117 R)
• M4: 1,949,859 km (0.104 R)
• M5: 2,486,317 km (0.107 R)
• M6: 3,822,226 km (0.034 R)
• M7: 4,855,797 km (0.089 R)
• M8: 5,192,542 km (0.089 R)
• M9: 6,780,523 km (0.077 R)
• M10: 7,775,349 km (0.072 R)
• M11: 8,143,360 km (0.087 R)
• M12: 9,368,267 km (0.063 R)
• M13: 9,997,925 km (0.108 R)
• M14: 10,323,300 km (0.079 R)
• M15: 10,711,656 km (0.102 R)
• M16: 11,458,748 km (0.117 R)
• M17: 12,056,840 km (0.117 R)
• M18: 12,612,596 km (0.115 R)
• M19: 13,841,992 km (0.06 R)
• M20: 17,378,186 km (0.069 R)
• M21: 18,815,523 km (0.079 R)
• M22: 19,479,139 km (0.098 R)
• M23: 19,731,959 km (0.067 R)
• M24: 24,275,546 km (0.116 R)
• M25: 33,038,391 km (0.109 R)
• M26: 35,990,555 km (0.119 R)
• M27: 37,530,665 km (0.105 R)
• M28: 40,194,105 km (0.085 R)
• M29: 41,991,524 km (0.06 R)
• M30: 42,838,846 km (0.051 R)
• M31: 43,986,262 km (0.09 R)
• M32: 45,745,682 km (0.098 R)
• M33: 53,582,666 km (0.12 R)
• M34: 55,927,314 km (0.1 R)
• M35: 56,267,798 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.9

Radius: 3.5

Gravity: 45.79 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.75 AU - 12.13 AU

Year: 21255 Days

Day: 16 Hours

Environment

Temp: -233 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,133,123 km

• M1: 43,533 km (0.08 R)
• M2: 191,784 km (0.107 R)
• M3: 413,937 km (0.071 R)
• M4: 627,413 km (0.068 R)
• M5: 821,741 km (0.096 R)
• M6: 1,029,832 km (0.034 R)
• M7: 1,272,031 km (0.118 R)
• M8: 1,469,649 km (0.077 R)
• M9: 3,193,017 km (0.066 R)
• M10: 3,675,919 km (0.117 R)
• M11: 5,338,998 km (0.029 R)
• M12: 6,269,048 km (0.109 R)
• M13: 6,750,006 km (0.118 R)
• M14: 7,883,957 km (0.112 R)
• M15: 8,548,322 km (0.12 R)
• M16: 9,699,178 km (0.078 R)
• M17: 9,813,920 km (0.111 R)
• M18: 11,136,365 km (0.08 R)
• M19: 14,276,125 km (0.088 R)
• M20: 14,424,675 km (0.11 R)
• M21: 16,695,571 km (0.108 R)
• M22: 17,361,581 km (0.037 R)
• M23: 18,393,507 km (0.104 R)
• M24: 20,578,833 km (0.072 R)
• M25: 20,768,373 km (0.105 R)
• M26: 21,150,895 km (0.087 R)
• M27: 22,028,885 km (0.098 R)
• M28: 23,339,661 km (0.052 R)
• M29: 24,171,575 km (0.069 R)
• M30: 24,701,451 km (0.075 R)
• M31: 27,697,298 km (0.103 R)
• M32: 27,928,426 km (0.066 R)
• M33: 31,175,149 km (0.084 R)
• M34: 34,264,794 km (0.114 R)
• M35: 36,850,743 km (0.086 R)
• M36: 38,981,914 km (0.105 R)
• M37: 39,710,156 km (0.119 R)
• M38: 40,894,224 km (0.082 R)
• M39: 51,225,153 km (0.08 R)
• M40: 51,747,998 km (0.111 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 13,388 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit