🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.7

Radius: 13.7

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.97 AU - 1.09 AU

Year: 686 Days

Day: 14.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,433,619 km

• M1: 170,392 km (0.114 R)
• M2: 629,059 km (0.111 R)
• M3: 1,203,664 km (0.108 R)
• M4: 1,656,796 km (0.119 R)
• M5: 2,256,235 km (0.106 R)
• M6: 2,900,404 km (0.095 R)
• M7: 3,622,363 km (0.111 R)
• M8: 4,746,142 km (0.047 R)
• M9: 5,205,108 km (0.04 R)
• M10: 5,713,292 km (0.1 R)
• M11: 6,358,508 km (0.083 R)
• M12: 6,851,882 km (0.097 R)
• M13: 8,437,170 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.8

Radius: 14.5

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.89 AU - 1.93 AU

Year: 1732 Days

Day: 13.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,433,619 km

• M1: 180,415 km (0.031 R)
• M2: 661,073 km (0.083 R)
• M3: 1,136,345 km (0.059 R)
• M4: 1,696,889 km (0.058 R)
• M5: 2,467,018 km (0.104 R)
• M6: 3,012,153 km (0.039 R)
• M7: 3,819,982 km (0.066 R)
• M8: 4,632,148 km (0.085 R)
• M9: 5,845,986 km (0.091 R)
• M10: 6,725,322 km (0.105 R)
• M11: 7,289,007 km (0.053 R)
• M12: 7,884,107 km (0.058 R)
• M13: 10,029,490 km (0.119 R)
• M14: 10,801,415 km (0.107 R)
• M15: 12,350,800 km (0.118 R)
• M16: 13,238,065 km (0.066 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.4

Radius: 4.6

Gravity: 25.26 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.26 AU - 7.4 AU

Year: 10448 Days

Day: 17.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,433,619 km

• M1: 57,146 km (0.097 R)
• M2: 207,343 km (0.114 R)
• M3: 378,333 km (0.099 R)
• M4: 560,394 km (0.104 R)
• M5: 1,000,810 km (0.095 R)
• M6: 1,307,037 km (0.117 R)
• M7: 1,600,548 km (0.064 R)
• M8: 1,953,150 km (0.107 R)
• M9: 2,300,217 km (0.038 R)
• M10: 4,002,042 km (0.089 R)
• M11: 4,648,903 km (0.041 R)
• M12: 5,138,388 km (0.095 R)
• M13: 5,298,158 km (0.03 R)
• M14: 6,889,281 km (0.087 R)
• M15: 7,402,551 km (0.067 R)
• M16: 9,002,351 km (0.041 R)
• M17: 12,007,922 km (0.106 R)
• M18: 12,925,406 km (0.107 R)
• M19: 14,451,005 km (0.098 R)
• M20: 15,224,276 km (0.119 R)
• M21: 16,024,625 km (0.072 R)
• M22: 17,927,510 km (0.052 R)
• M23: 18,744,164 km (0.059 R)
• M24: 23,202,480 km (0.104 R)
• M25: 24,350,644 km (0.098 R)
• M26: 26,190,398 km (0.055 R)
• M27: 28,120,660 km (0.106 R)
• M28: 29,019,444 km (0.088 R)
• M29: 33,467,886 km (0.075 R)
• M30: 38,107,365 km (0.085 R)
• M31: 39,084,089 km (0.084 R)
• M32: 39,330,776 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17

Radius: 4.7

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.46 AU - 8.62 AU

Year: 12254 Days

Day: 17.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,433,619 km

• M1: 77,940 km (0.099 R)
• M2: 270,772 km (0.096 R)
• M3: 652,845 km (0.093 R)
• M4: 1,064,090 km (0.101 R)
• M5: 1,492,837 km (0.081 R)
• M6: 3,714,964 km (0.092 R)
• M7: 3,952,974 km (0.091 R)
• M8: 7,199,996 km (0.11 R)
• M9: 9,345,379 km (0.055 R)
• M10: 9,513,228 km (0.073 R)
• M11: 9,958,880 km (0.032 R)
• M12: 14,980,432 km (0.09 R)
• M13: 15,772,253 km (0.073 R)

Asteroid Belt

Center: 8.23 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.8

Radius: 7.8

Gravity: 13.2 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 9.21 AU - 9.63 AU

Year: 18966 Days

Day: 21.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 77,433,619 km

• M1: 102,026 km (0.101 R)
• M2: 533,167 km (0.106 R)
• M3: 803,041 km (0.086 R)
• M4: 2,143,588 km (0.1 R)
• M5: 2,560,517 km (0.094 R)
• M6: 3,109,841 km (0.058 R)
• M7: 3,735,309 km (0.104 R)
• M8: 3,982,595 km (0.062 R)
• M9: 5,505,501 km (0.085 R)
• M10: 6,160,440 km (0.091 R)
• M11: 6,418,945 km (0.043 R)
• M12: 7,429,928 km (0.11 R)
• M13: 13,317,950 km (0.107 R)
• M14: 15,342,907 km (0.037 R)
• M15: 16,469,828 km (0.103 R)
• M16: 16,801,786 km (0.119 R)
• M17: 19,527,010 km (0.102 R)
• M18: 26,509,939 km (0.054 R)
• M19: 27,427,274 km (0.046 R)
• M20: 28,603,412 km (0.064 R)
• M21: 29,568,318 km (0.057 R)
• M22: 30,430,152 km (0.085 R)
• M23: 32,593,038 km (0.045 R)
• M24: 48,604,199 km (0.095 R)
• M25: 50,498,407 km (0.066 R)
• M26: 55,355,401 km (0.045 R)
• M27: 60,121,888 km (0.102 R)
• M28: 64,331,572 km (0.112 R)
• M29: 65,362,002 km (0.106 R)
• M30: 66,194,365 km (0.049 R)
• M31: 67,880,034 km (0.1 R)
• M32: 71,117,481 km (0.115 R)
• M33: 74,456,506 km (0.068 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: 222 - 17,782 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit