🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561

Radius: 9

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.64 AU - 0.8 AU

Year: 394 Days

Day: 14.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 168.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,020,973 km

• M1: 112,049 km (0.101 R)
• M2: 470,186 km (0.115 R)
• M3: 810,521 km (0.066 R)
• M4: 1,124,677 km (0.071 R)
• M5: 1,600,548 km (0.056 R)
• M6: 2,017,776 km (0.114 R)
• M7: 2,469,711 km (0.107 R)
• M8: 3,051,049 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.9

Radius: 10.1

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.96 AU - 1.36 AU

Year: 807 Days

Day: 7.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,020,973 km

• M1: 125,662 km (0.103 R)
• M2: 484,548 km (0.056 R)
• M3: 1,000,211 km (0.054 R)
• M4: 1,600,099 km (0.1 R)
• M5: 1,927,868 km (0.093 R)
• M6: 2,576,225 km (0.094 R)
• M7: 2,907,135 km (0.1 R)
• M8: 4,103,619 km (0.095 R)
• M9: 4,482,251 km (0.065 R)
• M10: 5,077,651 km (0.116 R)
• M11: 5,497,572 km (0.115 R)
• M12: 6,031,936 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.8

Radius: 10.3

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.84 AU - 2.98 AU

Year: 2416 Days

Day: 7.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,020,973 km

• M1: 128,205 km (0.12 R)
• M2: 613,351 km (0.097 R)
• M3: 993,928 km (0.096 R)
• M4: 1,534,276 km (0.111 R)
• M5: 1,867,580 km (0.109 R)
• M6: 2,411,368 km (0.047 R)
• M7: 3,467,379 km (0.1 R)
• M8: 3,893,584 km (0.079 R)
• M9: 4,652,793 km (0.104 R)
• M10: 5,434,741 km (0.038 R)
• M11: 7,112,332 km (0.118 R)
• M12: 7,680,055 km (0.059 R)
• M13: 9,145,367 km (0.105 R)
• M14: 9,601,341 km (0.107 R)
• M15: 10,035,773 km (0.03 R)
• M16: 10,597,064 km (0.075 R)
• M17: 12,365,311 km (0.088 R)
• M18: 13,769,287 km (0.112 R)
• M19: 17,902,078 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.9

Radius: 11.5

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.48 AU - 3.04 AU

Year: 2961 Days

Day: 7.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,020,973 km

• M1: 143,016 km (0.083 R)
• M2: 527,931 km (0.113 R)
• M3: 1,194,539 km (0.085 R)
• M4: 1,801,757 km (0.108 R)
• M5: 2,280,021 km (0.097 R)
• M6: 2,842,210 km (0.096 R)
• M7: 3,272,753 km (0.091 R)
• M8: 3,858,129 km (0.055 R)
• M9: 5,192,991 km (0.078 R)
• M10: 5,840,600 km (0.038 R)
• M11: 6,223,122 km (0.08 R)
• M12: 7,268,063 km (0.039 R)
• M13: 7,832,645 km (0.071 R)
• M14: 8,458,264 km (0.047 R)
• M15: 12,766,233 km (0.11 R)
• M16: 14,263,708 km (0.07 R)
• M17: 14,819,165 km (0.079 R)
• M18: 16,022,830 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.4

Radius: 14.7

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.3 AU - 4.38 AU

Year: 4859 Days

Day: 12.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,020,973 km

• M1: 182,809 km (0.075 R)
• M2: 766,091 km (0.074 R)
• M3: 1,338,452 km (0.105 R)
• M4: 2,381,598 km (0.101 R)
• M5: 3,064,064 km (0.086 R)
• M6: 4,849,215 km (0.055 R)
• M7: 6,880,006 km (0.071 R)
• M8: 8,910,498 km (0.094 R)
• M9: 10,162,782 km (0.051 R)
• M10: 11,314,835 km (0.071 R)
• M11: 14,273,582 km (0.1 R)
• M12: 15,087,394 km (0.025 R)
• M13: 16,475,513 km (0.047 R)
• M14: 18,358,052 km (0.11 R)
• M15: 20,001,983 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.9

Radius: 10.6

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.24 AU - 6.46 AU

Year: 7990 Days

Day: 14.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,020,973 km

• M1: 138,378 km (0.096 R)
• M2: 749,186 km (0.117 R)
• M3: 1,160,730 km (0.108 R)
• M4: 1,813,575 km (0.037 R)
• M5: 2,519,079 km (0.114 R)
• M6: 2,946,629 km (0.058 R)
• M7: 4,301,388 km (0.109 R)
• M8: 4,854,750 km (0.1 R)
• M9: 8,719,761 km (0.096 R)
• M10: 9,607,474 km (0.117 R)
• M11: 11,672,075 km (0.038 R)
• M12: 13,892,406 km (0.096 R)
• M13: 15,365,646 km (0.079 R)
• M14: 15,834,037 km (0.108 R)
• M15: 16,243,038 km (0.08 R)
• M16: 17,368,313 km (0.097 R)
• M17: 17,876,646 km (0.118 R)
• M18: 21,885,121 km (0.068 R)
• M19: 23,256,784 km (0.099 R)
• M20: 26,551,378 km (0.109 R)
• M21: 31,949,468 km (0.105 R)
• M22: 32,603,210 km (0.052 R)
• M23: 36,359,463 km (0.115 R)
• M24: 37,191,826 km (0.077 R)
• M25: 38,158,527 km (0.095 R)
• M26: 40,142,195 km (0.104 R)
• M27: 43,245,154 km (0.108 R)
• M28: 44,583,905 km (0.096 R)
• M29: 45,400,411 km (0.043 R)
• M30: 45,950,183 km (0.114 R)

Asteroid Belt

Center: 7.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 365.8

Radius: 6.3

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.19 AU - 10.67 AU

Year: 18697 Days

Day: 18.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,020,973 km

• M1: 78,838 km (0.041 R)
• M2: 285,283 km (0.115 R)
• M3: 1,653,954 km (0.084 R)
• M4: 2,158,248 km (0.118 R)
• M5: 3,710,925 km (0.074 R)
• M6: 5,667,216 km (0.038 R)
• M7: 7,227,372 km (0.096 R)
• M8: 7,446,234 km (0.036 R)
• M9: 9,053,663 km (0.097 R)
• M10: 10,374,313 km (0.034 R)
• M11: 11,638,415 km (0.12 R)
• M12: 15,529,755 km (0.047 R)
• M13: 20,556,692 km (0.093 R)
• M14: 20,819,984 km (0.111 R)
• M15: 21,085,521 km (0.116 R)
• M16: 22,540,061 km (0.119 R)
• M17: 30,826,436 km (0.113 R)
• M18: 31,752,148 km (0.078 R)
• M19: 32,340,217 km (0.067 R)
• M20: 39,565,346 km (0.112 R)
• M21: 42,052,709 km (0.054 R)
• M22: 42,619,237 km (0.113 R)
• M23: 44,495,792 km (0.061 R)
• M24: 45,528,766 km (0.069 R)
• M25: 48,258,029 km (0.042 R)
• M26: 52,390,072 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 15,435 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit