🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26

Radius: 12.3

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.45 AU - 1.69 AU

Year: 1312 Days

Day: 7.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 75,932,824 km

• M1: 153,039 km (0.104 R)
• M2: 1,996,084 km (0.082 R)
• M3: 3,005,720 km (0.05 R)
• M4: 3,533,651 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.6

Radius: 10.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.1 AU - 2.44 AU

Year: 2281 Days

Day: 13.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,932,824 km

• M1: 133,890 km (0.092 R)
• M2: 501,003 km (0.065 R)
• M3: 1,133,204 km (0.069 R)
• M4: 1,468,303 km (0.096 R)
• M5: 1,851,872 km (0.105 R)
• M6: 2,313,830 km (0.083 R)
• M7: 2,890,530 km (0.12 R)
• M8: 4,046,922 km (0.082 R)
• M9: 4,648,455 km (0.077 R)
• M10: 5,269,435 km (0.094 R)
• M11: 5,734,236 km (0.087 R)
• M12: 7,319,824 km (0.117 R)
• M13: 8,134,534 km (0.118 R)
• M14: 8,812,362 km (0.092 R)
• M15: 10,404,532 km (0.077 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.7

Radius: 5.9

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.95 AU - 7.39 AU

Year: 11487 Days

Day: 23.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,932,824 km

• M1: 79,436 km (0.101 R)
• M2: 264,639 km (0.083 R)
• M3: 614,997 km (0.035 R)
• M4: 908,358 km (0.105 R)
• M5: 1,365,679 km (0.033 R)
• M6: 1,981,424 km (0.033 R)
• M7: 2,416,305 km (0.104 R)
• M8: 3,063,016 km (0.091 R)
• M9: 3,743,388 km (0.095 R)
• M10: 4,693,035 km (0.106 R)
• M11: 5,929,760 km (0.109 R)
• M12: 7,489,019 km (0.035 R)
• M13: 8,022,485 km (0.1 R)
• M14: 8,802,339 km (0.114 R)
• M15: 9,210,741 km (0.118 R)
• M16: 9,396,392 km (0.075 R)
• M17: 11,232,855 km (0.116 R)
• M18: 12,096,484 km (0.114 R)
• M19: 13,473,682 km (0.118 R)
• M20: 14,199,979 km (0.089 R)
• M21: 15,599,019 km (0.042 R)
• M22: 16,196,812 km (0.112 R)
• M23: 16,399,517 km (0.103 R)
• M24: 18,373,610 km (0.079 R)
• M25: 18,816,271 km (0.088 R)
• M26: 19,115,466 km (0.117 R)
• M27: 27,760,727 km (0.113 R)
• M28: 31,172,008 km (0.061 R)
• M29: 32,869,943 km (0.095 R)
• M30: 34,516,717 km (0.048 R)
• M31: 35,873,270 km (0.096 R)
• M32: 37,618,329 km (0.108 R)
• M33: 37,974,073 km (0.05 R)
• M34: 38,451,739 km (0.03 R)
• M35: 41,781,788 km (0.034 R)
• M36: 43,321,748 km (0.052 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333

Radius: 3.3

Gravity: 30.58 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.74 AU - 8.92 AU

Year: 17497 Days

Day: 19.8 Hours

Environment

Temp: -244 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 75,932,824 km

• M1: 41,139 km (0.103 R)
• M2: 252,671 km (0.088 R)
• M3: 398,678 km (0.074 R)
• M4: 672,293 km (0.042 R)
• M5: 969,245 km (0.052 R)
• M6: 1,241,513 km (0.107 R)
• M7: 1,402,480 km (0.062 R)
• M8: 1,733,989 km (0.079 R)
• M9: 1,883,886 km (0.026 R)
• M10: 2,508,307 km (0.1 R)
• M11: 3,437,011 km (0.026 R)
• M12: 4,925,211 km (0.051 R)
• M13: 6,795,034 km (0.119 R)
• M14: 6,917,854 km (0.061 R)
• M15: 11,676,862 km (0.034 R)
• M16: 13,137,236 km (0.096 R)
• M17: 14,242,615 km (0.094 R)
• M18: 14,376,505 km (0.1 R)
• M19: 14,989,856 km (0.077 R)
• M20: 15,267,959 km (0.069 R)
• M21: 15,691,620 km (0.112 R)
• M22: 18,478,479 km (0.046 R)
• M23: 23,389,477 km (0.088 R)
• M24: 24,332,094 km (0.066 R)
• M25: 25,397,829 km (0.111 R)
• M26: 26,292,723 km (0.067 R)
• M27: 28,995,658 km (0.109 R)
• M28: 30,413,995 km (0.047 R)
• M29: 31,309,488 km (0.063 R)
• M30: 31,536,129 km (0.065 R)
• M31: 32,337,824 km (0.107 R)
• M32: 33,743,445 km (0.08 R)
• M33: 38,075,201 km (0.118 R)
• M34: 40,173,162 km (0.09 R)
• M35: 41,659,417 km (0.119 R)
• M36: 42,763,000 km (0.118 R)
• M37: 42,902,276 km (0.064 R)
• M38: 47,671,306 km (0.097 R)
• M39: 48,272,241 km (0.093 R)
• M40: 52,302,408 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.6

Radius: 5.5

Gravity: 24.22 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.24 AU - 9.6 AU

Year: 19280 Days

Day: 24.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,932,824 km

• M1: 68,366 km (0.119 R)
• M2: 454,478 km (0.111 R)
• M3: 822,339 km (0.116 R)
• M4: 1,225,506 km (0.088 R)
• M5: 1,480,271 km (0.116 R)
• M6: 2,672,716 km (0.078 R)
• M7: 3,973,768 km (0.054 R)
• M8: 4,534,012 km (0.116 R)
• M9: 4,708,443 km (0.08 R)
• M10: 4,923,715 km (0.069 R)
• M11: 5,648,965 km (0.084 R)
• M12: 6,184,675 km (0.108 R)
• M13: 7,309,202 km (0.098 R)
• M14: 10,131,965 km (0.073 R)
• M15: 11,172,119 km (0.072 R)
• M16: 14,192,051 km (0.107 R)
• M17: 16,048,860 km (0.075 R)
• M18: 16,619,575 km (0.109 R)
• M19: 17,119,382 km (0.098 R)
• M20: 17,372,950 km (0.104 R)
• M21: 17,801,249 km (0.116 R)
• M22: 20,615,484 km (0.095 R)
• M23: 23,296,727 km (0.104 R)
• M24: 23,504,069 km (0.087 R)
• M25: 24,882,315 km (0.096 R)
• M26: 29,824,131 km (0.109 R)
• M27: 30,685,964 km (0.116 R)
• M28: 31,311,732 km (0.086 R)
• M29: 33,766,932 km (0.069 R)
• M30: 37,900,321 km (0.088 R)
• M31: 39,791,538 km (0.118 R)
• M32: 47,485,655 km (0.063 R)
• M33: 48,154,358 km (0.069 R)
• M34: 49,339,472 km (0.074 R)
• M35: 50,891,700 km (0.103 R)
• M36: 61,485,024 km (0.112 R)
• M37: 67,398,329 km (0.1 R)
• M38: 70,384,003 km (0.106 R)
• M39: 72,790,883 km (0.05 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 16,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit