🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.4

Radius: 13.7

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.62 AU - 0.7 AU

Year: 358 Days

Day: 9.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,528,099 km

• M1: 170,392 km (0.084 R)
• M2: 619,934 km (0.083 R)
• M3: 1,059,602 km (0.095 R)
• M4: 2,055,624 km (0.117 R)
• M5: 2,724,177 km (0.079 R)
• M6: 3,906,599 km (0.12 R)
• M7: 4,472,228 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.7

Radius: 13.4

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.18 AU - 1.42 AU

Year: 988 Days

Day: 9.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,528,099 km

• M1: 166,652 km (0.069 R)
• M2: 592,408 km (0.103 R)
• M3: 1,140,085 km (0.115 R)
• M4: 1,658,592 km (0.117 R)
• M5: 2,571,438 km (0.085 R)
• M6: 3,003,028 km (0.1 R)
• M7: 3,598,577 km (0.111 R)
• M8: 4,434,679 km (0.096 R)
• M9: 5,045,039 km (0.091 R)
• M10: 5,836,561 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.4

Radius: 11.5

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.44 AU - 1.68 AU

Year: 1299 Days

Day: 5.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,528,099 km

• M1: 143,016 km (0.091 R)
• M2: 671,994 km (0.051 R)
• M3: 1,305,989 km (0.117 R)
• M4: 1,811,331 km (0.111 R)
• M5: 2,457,444 km (0.091 R)
• M6: 2,918,206 km (0.029 R)
• M7: 3,389,738 km (0.088 R)
• M8: 4,356,440 km (0.106 R)
• M9: 4,716,821 km (0.072 R)
• M10: 5,097,248 km (0.077 R)
• M11: 5,585,237 km (0.109 R)
• M12: 6,104,341 km (0.072 R)
• M13: 8,080,379 km (0.098 R)
• M14: 8,686,251 km (0.117 R)
• M15: 9,198,623 km (0.049 R)
• M16: 10,185,221 km (0.111 R)

Asteroid Belt

Center: 2.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.5

Radius: 10.6

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.15 AU - 4.91 AU

Year: 5395 Days

Day: 11.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,528,099 km

• M1: 131,796 km (0.087 R)
• M2: 511,924 km (0.07 R)
• M3: 927,656 km (0.094 R)
• M4: 1,608,776 km (0.099 R)
• M5: 2,192,806 km (0.116 R)
• M6: 2,651,173 km (0.112 R)
• M7: 4,396,981 km (0.071 R)
• M8: 5,392,704 km (0.091 R)
• M9: 6,431,512 km (0.076 R)
• M10: 7,123,252 km (0.046 R)
• M11: 7,561,574 km (0.047 R)
• M12: 13,153,842 km (0.1 R)
• M13: 14,614,066 km (0.095 R)
• M14: 16,117,226 km (0.091 R)
• M15: 18,054,219 km (0.108 R)
• M16: 18,801,760 km (0.105 R)
• M17: 21,619,585 km (0.051 R)
• M18: 24,296,041 km (0.101 R)
• M19: 24,707,584 km (0.042 R)
• M20: 28,622,261 km (0.12 R)
• M21: 30,203,062 km (0.084 R)
• M22: 31,159,591 km (0.06 R)
• M23: 32,732,014 km (0.1 R)
• M24: 33,436,321 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.9

Radius: 13.9

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.92 AU - 5.02 AU

Year: 6302 Days

Day: 8.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,528,099 km

• M1: 180,415 km (0.114 R)
• M2: 934,837 km (0.093 R)
• M3: 1,375,552 km (0.1 R)
• M4: 2,216,143 km (0.047 R)
• M5: 3,273,201 km (0.075 R)
• M6: 3,731,120 km (0.08 R)
• M7: 4,307,072 km (0.11 R)
• M8: 6,171,511 km (0.087 R)
• M9: 6,703,481 km (0.092 R)
• M10: 7,596,131 km (0.107 R)
• M11: 8,405,904 km (0.036 R)
• M12: 9,145,367 km (0.087 R)
• M13: 10,107,431 km (0.112 R)
• M14: 10,801,415 km (0.117 R)
• M15: 11,330,244 km (0.08 R)
• M16: 12,492,320 km (0.112 R)
• M17: 13,129,457 km (0.101 R)
• M18: 17,549,027 km (0.087 R)
• M19: 18,416,545 km (0.118 R)
• M20: 24,727,032 km (0.075 R)
• M21: 26,417,937 km (0.101 R)
• M22: 27,115,362 km (0.047 R)
• M23: 30,693,145 km (0.045 R)
• M24: 34,162,020 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670

Radius: 3.9

Gravity: 44.05 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.95 AU - 6.71 AU

Year: 10620 Days

Day: 19.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,528,099 km

• M1: 129,851 km (0.113 R)
• M2: 707,149 km (0.061 R)
• M3: 1,123,031 km (0.119 R)
• M4: 1,508,395 km (0.076 R)
• M5: 2,280,919 km (0.092 R)
• M6: 2,474,349 km (0.117 R)
• M7: 3,584,963 km (0.096 R)
• M8: 4,350,156 km (0.112 R)
• M9: 5,763,408 km (0.058 R)
• M10: 7,086,302 km (0.075 R)
• M11: 7,290,503 km (0.081 R)
• M12: 7,582,966 km (0.095 R)
• M13: 9,067,875 km (0.056 R)
• M14: 9,455,034 km (0.086 R)
• M15: 9,602,987 km (0.095 R)
• M16: 13,636,893 km (0.098 R)
• M17: 14,016,572 km (0.1 R)
• M18: 14,996,887 km (0.115 R)
• M19: 20,922,758 km (0.113 R)
• M20: 25,098,184 km (0.103 R)
• M21: 39,719,581 km (0.102 R)
• M22: 41,672,282 km (0.111 R)
• M23: 45,768,122 km (0.042 R)
• M24: 47,190,948 km (0.082 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 14,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit