🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.7

Radius: 8.9

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.66 AU - 0.96 AU

Year: 494 Days

Day: 6.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,824,331 km

• M1: 110,702 km (0.062 R)
• M2: 526,136 km (0.111 R)
• M3: 916,437 km (0.044 R)
• M4: 1,262,307 km (0.076 R)
• M5: 1,610,870 km (0.113 R)
• M6: 1,904,231 km (0.076 R)
• M7: 2,303,957 km (0.038 R)
• M8: 2,799,575 km (0.105 R)
• M9: 3,517,495 km (0.061 R)
• M10: 4,592,056 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.2

Radius: 9.7

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.38 AU - 3.76 AU

Year: 4575 Days

Day: 13.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,824,331 km

• M1: 120,576 km (0.097 R)
• M2: 714,479 km (0.041 R)
• M3: 1,287,738 km (0.102 R)
• M4: 1,832,724 km (0.119 R)
• M5: 2,389,078 km (0.108 R)
• M6: 2,731,807 km (0.114 R)
• M7: 3,143,500 km (0.093 R)
• M8: 3,615,930 km (0.058 R)
• M9: 5,195,235 km (0.118 R)
• M10: 5,940,681 km (0.095 R)
• M11: 6,847,244 km (0.106 R)
• M12: 7,479,445 km (0.081 R)
• M13: 8,358,931 km (0.037 R)
• M14: 10,732,899 km (0.08 R)
• M15: 12,300,535 km (0.104 R)
• M16: 12,668,696 km (0.107 R)
• M17: 14,065,341 km (0.047 R)
• M18: 14,982,227 km (0.054 R)
• M19: 16,542,533 km (0.094 R)
• M20: 19,669,427 km (0.104 R)
• M21: 23,520,226 km (0.034 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.8

Radius: 3.3

Gravity: 27.53 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.13 AU - 7.07 AU

Year: 10218 Days

Day: 20 Hours

Environment

Temp: -230 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,824,331 km

• M1: 41,588 km (0.08 R)
• M2: 151,094 km (0.116 R)
• M3: 297,999 km (0.063 R)
• M4: 519,703 km (0.084 R)
• M5: 735,124 km (0.037 R)
• M6: 1,215,782 km (0.119 R)
• M7: 1,677,142 km (0.07 R)
• M8: 1,985,912 km (0.032 R)
• M9: 2,401,345 km (0.089 R)
• M10: 2,696,053 km (0.061 R)
• M11: 3,225,629 km (0.082 R)
• M12: 4,274,460 km (0.068 R)
• M13: 4,706,499 km (0.08 R)
• M14: 6,870,881 km (0.088 R)
• M15: 7,731,517 km (0.057 R)
• M16: 8,329,909 km (0.087 R)
• M17: 9,131,604 km (0.118 R)
• M18: 10,692,059 km (0.087 R)
• M19: 11,484,479 km (0.083 R)
• M20: 12,421,710 km (0.078 R)
• M21: 15,537,534 km (0.05 R)
• M22: 21,281,195 km (0.047 R)
• M23: 21,899,782 km (0.111 R)
• M24: 25,778,107 km (0.098 R)
• M25: 28,293,146 km (0.118 R)
• M26: 33,182,453 km (0.089 R)
• M27: 34,118,338 km (0.106 R)
• M28: 35,071,725 km (0.09 R)
• M29: 36,042,765 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.4

Radius: 4.4

Gravity: 39.33 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.44 AU - 9.26 AU

Year: 14917 Days

Day: 20.3 Hours

Environment

Temp: -240 °C

Axial Tilt: 105.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 64,824,331 km

• M1: 94,546 km (0.096 R)
• M2: 252,222 km (0.085 R)
• M3: 492,027 km (0.079 R)
• M4: 927,956 km (0.109 R)
• M5: 1,078,900 km (0.12 R)
• M6: 1,965,716 km (0.058 R)
• M7: 2,278,076 km (0.088 R)
• M8: 2,533,590 km (0.103 R)
• M9: 3,256,297 km (0.111 R)
• M10: 3,525,274 km (0.087 R)
• M11: 4,293,908 km (0.03 R)
• M12: 4,617,488 km (0.119 R)
• M13: 8,199,609 km (0.106 R)
• M14: 8,396,180 km (0.054 R)
• M15: 9,005,193 km (0.035 R)
• M16: 10,830,736 km (0.107 R)
• M17: 11,008,010 km (0.027 R)
• M18: 12,303,826 km (0.05 R)
• M19: 12,889,203 km (0.06 R)
• M20: 15,120,605 km (0.108 R)
• M21: 18,760,471 km (0.056 R)
• M22: 20,964,197 km (0.063 R)
• M23: 21,239,756 km (0.1 R)
• M24: 22,557,564 km (0.035 R)
• M25: 26,621,390 km (0.063 R)
• M26: 27,052,830 km (0.085 R)
• M27: 29,624,118 km (0.077 R)
• M28: 30,203,960 km (0.103 R)
• M29: 34,348,569 km (0.098 R)
• M30: 38,443,960 km (0.116 R)
• M31: 39,691,157 km (0.114 R)
• M32: 40,253,945 km (0.074 R)
• M33: 41,974,619 km (0.117 R)
• M34: 44,193,455 km (0.078 R)
• M35: 49,024,269 km (0.118 R)
• M36: 51,984,662 km (0.11 R)
• M37: 52,320,808 km (0.106 R)
• M38: 54,368,055 km (0.077 R)
• M39: 58,258,796 km (0.082 R)
• M40: 63,091,256 km (0.06 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 19,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit