🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.6

Radius: 12.9

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.43 AU - 0.63 AU

Year: 266 Days

Day: 13.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,682,828 km

• M1: 160,668 km (0.086 R)
• M2: 576,849 km (0.116 R)
• M3: 1,084,136 km (0.096 R)
• M4: 1,649,466 km (0.1 R)
• M5: 2,161,540 km (0.074 R)
• M6: 2,648,630 km (0.076 R)
• M7: 3,073,488 km (0.085 R)
• M8: 3,704,492 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.2

Radius: 10.1

Gravity: 9.47 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.61 AU - 0.93 AU

Year: 466 Days

Day: 11.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,682,828 km

• M1: 125,662 km (0.105 R)
• M2: 489,185 km (0.03 R)
• M3: 804,388 km (0.075 R)
• M4: 1,167,013 km (0.078 R)
• M5: 1,640,191 km (0.116 R)
• M6: 1,986,660 km (0.097 R)
• M7: 2,362,599 km (0.109 R)
• M8: 2,764,419 km (0.107 R)
• M9: 3,309,254 km (0.082 R)
• M10: 3,965,989 km (0.083 R)
• M11: 4,325,922 km (0.084 R)
• M12: 4,963,508 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.4

Radius: 11.2

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.07 AU - 1.73 AU

Year: 1143 Days

Day: 6.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,682,828 km

• M1: 139,276 km (0.103 R)
• M2: 522,994 km (0.1 R)
• M3: 1,372,261 km (0.096 R)
• M4: 2,024,358 km (0.093 R)
• M5: 2,397,156 km (0.109 R)
• M6: 2,748,562 km (0.056 R)
• M7: 3,334,985 km (0.066 R)
• M8: 3,761,638 km (0.072 R)
• M9: 4,408,200 km (0.093 R)
• M10: 4,840,688 km (0.074 R)
• M11: 5,389,862 km (0.059 R)
• M12: 5,942,177 km (0.119 R)
• M13: 6,633,768 km (0.113 R)
• M14: 7,691,425 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.8

Radius: 5.3

Gravity: 20.96 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.75 AU - 5.91 AU

Year: 9717 Days

Day: 17.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,682,828 km

• M1: 65,973 km (0.087 R)
• M2: 277,654 km (0.11 R)
• M3: 509,530 km (0.074 R)
• M4: 690,843 km (0.1 R)
• M5: 877,990 km (0.059 R)
• M6: 1,177,485 km (0.105 R)
• M7: 1,345,034 km (0.057 R)
• M8: 1,931,159 km (0.112 R)
• M9: 2,515,638 km (0.111 R)
• M10: 3,098,022 km (0.1 R)
• M11: 4,383,068 km (0.095 R)
• M12: 5,781,359 km (0.093 R)
• M13: 7,134,771 km (0.117 R)
• M14: 8,117,928 km (0.116 R)
• M15: 10,654,360 km (0.084 R)
• M16: 12,726,590 km (0.072 R)
• M17: 13,373,302 km (0.087 R)
• M18: 14,541,362 km (0.068 R)
• M19: 18,230,146 km (0.046 R)
• M20: 24,233,509 km (0.118 R)
• M21: 25,408,600 km (0.091 R)
• M22: 28,362,859 km (0.103 R)
• M23: 28,561,076 km (0.072 R)
• M24: 31,010,891 km (0.118 R)
• M25: 31,644,587 km (0.068 R)
• M26: 32,719,897 km (0.075 R)
• M27: 33,486,885 km (0.111 R)
• M28: 34,603,334 km (0.04 R)
• M29: 35,170,759 km (0.087 R)
• M30: 39,687,418 km (0.109 R)
• M31: 40,184,232 km (0.076 R)
• M32: 41,699,658 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.6

Radius: 5.1

Gravity: 27.78 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.87 AU - 7.45 AU

Year: 11864 Days

Day: 24.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 54,682,828 km

• M1: 63,429 km (0.099 R)
• M2: 287,078 km (0.08 R)
• M3: 533,915 km (0.095 R)
• M4: 763,248 km (0.062 R)
• M5: 937,530 km (0.092 R)
• M6: 1,341,145 km (0.117 R)
• M7: 1,659,340 km (0.115 R)
• M8: 1,819,858 km (0.074 R)
• M9: 2,008,501 km (0.065 R)
• M10: 4,168,096 km (0.086 R)
• M11: 7,567,408 km (0.05 R)
• M12: 9,758,568 km (0.118 R)
• M13: 10,231,896 km (0.088 R)
• M14: 13,207,098 km (0.118 R)
• M15: 14,448,761 km (0.111 R)
• M16: 17,313,410 km (0.07 R)
• M17: 17,696,082 km (0.088 R)
• M18: 18,241,516 km (0.108 R)
• M19: 20,196,161 km (0.117 R)
• M20: 25,389,601 km (0.081 R)
• M21: 25,983,205 km (0.097 R)
• M22: 27,300,863 km (0.099 R)
• M23: 28,344,309 km (0.114 R)
• M24: 29,849,562 km (0.042 R)
• M25: 31,633,966 km (0.041 R)
• M26: 33,488,381 km (0.047 R)
• M27: 35,413,855 km (0.111 R)
• M28: 35,782,913 km (0.109 R)
• M29: 40,548,353 km (0.116 R)
• M30: 42,180,167 km (0.084 R)
• M31: 43,432,451 km (0.052 R)
• M32: 45,284,771 km (0.083 R)
• M33: 46,744,996 km (0.084 R)
• M34: 49,913,030 km (0.078 R)
• M35: 53,705,636 km (0.103 R)
• M36: 54,355,788 km (0.107 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 11,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit