🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.8

Radius: 12.7

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.99 AU - 1.45 AU

Year: 884 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,901,504 km

• M1: 158,125 km (0.118 R)
• M2: 743,053 km (0.078 R)
• M3: 1,659,340 km (0.086 R)
• M4: 3,006,319 km (0.117 R)
• M5: 3,516,448 km (0.099 R)
• M6: 3,943,549 km (0.051 R)
• M7: 4,855,199 km (0.097 R)
• M8: 5,631,911 km (0.11 R)
• M9: 6,889,281 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.4

Radius: 14.6

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.11 AU - 1.83 AU

Year: 1169 Days

Day: 5.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,901,504 km

• M1: 182,509 km (0.104 R)
• M2: 721,062 km (0.112 R)
• M3: 1,182,721 km (0.074 R)
• M4: 1,919,191 km (0.104 R)
• M5: 2,480,333 km (0.108 R)
• M6: 3,055,836 km (0.078 R)
• M7: 4,204,149 km (0.103 R)
• M8: 5,320,747 km (0.113 R)
• M9: 6,067,690 km (0.066 R)
• M10: 7,098,718 km (0.114 R)
• M11: 7,797,490 km (0.081 R)
• M12: 8,762,994 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.7

Radius: 13.9

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.71 AU - 2.57 AU

Year: 2054 Days

Day: 8.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,901,504 km

• M1: 173,234 km (0.051 R)
• M2: 671,395 km (0.116 R)
• M3: 1,782,010 km (0.089 R)
• M4: 2,419,895 km (0.072 R)
• M5: 2,966,376 km (0.117 R)
• M6: 3,949,683 km (0.116 R)
• M7: 4,822,138 km (0.106 R)
• M8: 6,290,441 km (0.087 R)
• M9: 9,882,286 km (0.107 R)
• M10: 10,617,858 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.3

Radius: 14.2

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.9 AU - 3.8 AU

Year: 4022 Days

Day: 8.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,901,504 km

• M1: 176,675 km (0.081 R)
• M2: 1,102,088 km (0.108 R)
• M3: 1,801,458 km (0.031 R)
• M4: 2,418,399 km (0.051 R)
• M5: 3,299,979 km (0.077 R)
• M6: 4,126,358 km (0.085 R)
• M7: 5,362,036 km (0.117 R)
• M8: 6,862,054 km (0.12 R)
• M9: 7,356,326 km (0.108 R)
• M10: 14,088,679 km (0.05 R)
• M11: 14,586,092 km (0.09 R)
• M12: 15,250,157 km (0.112 R)
• M13: 16,257,100 km (0.088 R)
• M14: 20,605,760 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.8

Radius: 11.5

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.35 AU - 5.69 AU

Year: 7378 Days

Day: 9 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,901,504 km

• M1: 143,016 km (0.111 R)
• M2: 539,749 km (0.113 R)
• M3: 997,967 km (0.048 R)
• M4: 1,731,745 km (0.088 R)
• M5: 2,700,690 km (0.082 R)
• M6: 3,122,706 km (0.114 R)
• M7: 4,606,717 km (0.079 R)
• M8: 5,213,336 km (0.08 R)
• M9: 5,710,749 km (0.111 R)
• M10: 6,104,341 km (0.057 R)
• M11: 6,873,424 km (0.062 R)
• M12: 7,357,522 km (0.118 R)
• M13: 8,105,961 km (0.1 R)
• M14: 9,123,226 km (0.091 R)
• M15: 10,707,318 km (0.088 R)
• M16: 12,741,849 km (0.111 R)
• M17: 13,416,535 km (0.085 R)
• M18: 14,055,917 km (0.091 R)
• M19: 14,960,385 km (0.086 R)
• M20: 15,521,527 km (0.091 R)
• M21: 16,161,208 km (0.051 R)
• M22: 20,988,282 km (0.102 R)
• M23: 27,803,811 km (0.098 R)
• M24: 29,324,474 km (0.066 R)
• M25: 30,203,660 km (0.094 R)
• M26: 31,606,290 km (0.079 R)
• M27: 32,323,762 km (0.113 R)
• M28: 34,649,111 km (0.097 R)
• M29: 39,042,052 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.6

Radius: 5.6

Gravity: 15.04 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.46 AU - 9.78 AU

Year: 15179 Days

Day: 18.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,901,504 km

• M1: 72,405 km (0.062 R)
• M2: 254,316 km (0.049 R)
• M3: 496,515 km (0.047 R)
• M4: 1,085,333 km (0.116 R)
• M5: 1,607,429 km (0.083 R)
• M6: 1,882,091 km (0.053 R)
• M7: 2,829,494 km (0.045 R)
• M8: 3,458,553 km (0.103 R)
• M9: 4,477,763 km (0.112 R)
• M10: 4,858,191 km (0.104 R)
• M11: 5,294,269 km (0.096 R)
• M12: 7,475,854 km (0.092 R)
• M13: 9,874,656 km (0.062 R)
• M14: 14,297,816 km (0.101 R)
• M15: 15,903,151 km (0.083 R)
• M16: 16,562,878 km (0.082 R)
• M17: 21,170,343 km (0.058 R)
• M18: 25,065,422 km (0.096 R)
• M19: 25,757,911 km (0.117 R)
• M20: 29,412,587 km (0.093 R)
• M21: 39,296,817 km (0.107 R)
• M22: 41,453,271 km (0.073 R)
• M23: 43,403,578 km (0.102 R)
• M24: 47,486,403 km (0.09 R)
• M25: 49,004,522 km (0.112 R)
• M26: 50,398,027 km (0.108 R)
• M27: 53,589,248 km (0.034 R)
• M28: 54,243,290 km (0.096 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: 499 - 11,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit