🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.47 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.2

Radius: 12.1

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.85 AU - 3.03 AU

Year: 3307 Days

Day: 8.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,581,871 km

• M1: 151,692 km (0.112 R)
• M2: 584,479 km (0.055 R)
• M3: 1,056,759 km (0.062 R)
• M4: 1,646,474 km (0.062 R)
• M5: 2,298,721 km (0.091 R)
• M6: 6,761,674 km (0.12 R)
• M7: 9,492,434 km (0.076 R)
• M8: 9,998,074 km (0.106 R)
• M9: 10,483,520 km (0.087 R)
• M10: 15,001,375 km (0.047 R)
• M11: 17,336,897 km (0.083 R)
• M12: 18,928,319 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.7

Radius: 8.8

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.39 AU - 4.25 AU

Year: 4898 Days

Day: 14.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,581,871 km

• M1: 109,655 km (0.116 R)
• M2: 1,260,512 km (0.108 R)
• M3: 1,925,325 km (0.079 R)
• M4: 2,933,614 km (0.086 R)
• M5: 3,320,474 km (0.087 R)
• M6: 3,609,497 km (0.057 R)
• M7: 5,244,303 km (0.074 R)
• M8: 7,172,919 km (0.107 R)
• M9: 9,532,526 km (0.116 R)
• M10: 10,007,798 km (0.085 R)
• M11: 12,195,817 km (0.073 R)
• M12: 15,269,604 km (0.114 R)
• M13: 16,485,835 km (0.076 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.8

Radius: 7.4

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.66 AU - 8.68 AU

Year: 15319 Days

Day: 16.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,581,871 km

• M1: 92,601 km (0.103 R)
• M2: 389,104 km (0.031 R)
• M3: 636,988 km (0.099 R)
• M4: 973,284 km (0.113 R)
• M5: 1,303,745 km (0.115 R)
• M6: 2,948,873 km (0.112 R)
• M7: 4,702,459 km (0.096 R)
• M8: 5,028,583 km (0.102 R)
• M9: 5,369,666 km (0.11 R)
• M10: 5,873,063 km (0.078 R)
• M11: 9,629,765 km (0.083 R)
• M12: 10,156,648 km (0.074 R)
• M13: 10,647,030 km (0.059 R)
• M14: 12,830,710 km (0.071 R)
• M15: 14,329,232 km (0.097 R)
• M16: 15,509,260 km (0.052 R)
• M17: 16,827,965 km (0.111 R)
• M18: 19,603,155 km (0.045 R)
• M19: 20,448,982 km (0.119 R)
• M20: 20,967,937 km (0.069 R)
• M21: 21,318,744 km (0.119 R)
• M22: 22,394,951 km (0.106 R)
• M23: 22,669,463 km (0.03 R)
• M24: 24,654,926 km (0.045 R)
• M25: 25,540,246 km (0.067 R)
• M26: 29,843,279 km (0.097 R)
• M27: 32,808,758 km (0.044 R)
• M28: 36,594,332 km (0.085 R)
• M29: 36,848,200 km (0.116 R)
• M30: 37,231,020 km (0.088 R)
• M31: 38,526,388 km (0.06 R)
• M32: 43,297,214 km (0.083 R)
• M33: 49,679,059 km (0.088 R)
• M34: 53,174,414 km (0.112 R)
• M35: 54,982,005 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.4

Radius: 7.7

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.46 AU - 11.32 AU

Year: 18876 Days

Day: 24.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,581,871 km

• M1: 107,112 km (0.101 R)
• M2: 401,371 km (0.069 R)
• M3: 2,217,040 km (0.092 R)
• M4: 2,563,808 km (0.102 R)
• M5: 2,823,061 km (0.104 R)
• M6: 3,450,176 km (0.093 R)
• M7: 5,973,144 km (0.057 R)
• M8: 6,603,848 km (0.102 R)
• M9: 8,763,294 km (0.099 R)
• M10: 9,802,251 km (0.113 R)
• M11: 16,901,418 km (0.081 R)
• M12: 19,120,403 km (0.071 R)
• M13: 20,115,229 km (0.095 R)
• M14: 20,392,434 km (0.108 R)
• M15: 23,817,477 km (0.1 R)
• M16: 26,376,049 km (0.084 R)
• M17: 29,112,344 km (0.059 R)
• M18: 33,433,479 km (0.11 R)
• M19: 37,045,370 km (0.045 R)
• M20: 41,803,031 km (0.057 R)
• M21: 44,094,122 km (0.032 R)
• M22: 54,993,075 km (0.057 R)
• M23: 58,488,429 km (0.103 R)
• M24: 59,053,460 km (0.053 R)
• M25: 62,717,262 km (0.098 R)
• M26: 71,993,078 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.1

Radius: 6.9

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 10.19 AU - 11.73 AU

Year: 23803 Days

Day: 17.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,581,871 km

• M1: 85,869 km (0.107 R)
• M2: 324,478 km (0.117 R)
• M3: 831,465 km (0.102 R)
• M4: 1,173,745 km (0.051 R)
• M5: 2,086,741 km (0.1 R)
• M6: 2,484,521 km (0.114 R)
• M7: 2,861,508 km (0.102 R)
• M8: 3,405,296 km (0.099 R)
• M9: 4,729,836 km (0.066 R)
• M10: 5,416,789 km (0.094 R)
• M11: 7,602,564 km (0.099 R)
• M12: 8,445,697 km (0.114 R)
• M13: 11,113,327 km (0.064 R)
• M14: 11,586,654 km (0.12 R)
• M15: 12,321,928 km (0.053 R)
• M16: 13,283,992 km (0.06 R)
• M17: 13,548,930 km (0.109 R)
• M18: 13,817,308 km (0.112 R)
• M19: 15,140,800 km (0.114 R)
• M20: 24,999,899 km (0.102 R)
• M21: 28,684,045 km (0.117 R)
• M22: 41,593,893 km (0.074 R)
• M23: 43,021,804 km (0.119 R)
• M24: 45,523,829 km (0.072 R)
• M25: 48,120,997 km (0.084 R)
• M26: 53,608,846 km (0.096 R)
• M27: 58,963,103 km (0.036 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 16,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit