🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.7

Radius: 12.6

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.6 AU - 0.84 AU

Year: 401 Days

Day: 11.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 90,148,955 km

• M1: 156,779 km (0.115 R)
• M2: 822,938 km (0.075 R)
• M3: 1,217,577 km (0.116 R)
• M4: 1,679,984 km (0.115 R)
• M5: 2,494,993 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 11.3

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.24 AU - 1.44 AU

Year: 1018 Days

Day: 9.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,148,955 km

• M1: 140,472 km (0.103 R)
• M2: 528,679 km (0.069 R)
• M3: 984,803 km (0.115 R)
• M4: 1,364,482 km (0.063 R)
• M5: 1,881,941 km (0.117 R)
• M6: 2,308,594 km (0.037 R)
• M7: 3,896,725 km (0.074 R)
• M8: 5,339,597 km (0.118 R)
• M9: 6,204,422 km (0.097 R)
• M10: 6,729,062 km (0.109 R)
• M11: 7,609,744 km (0.05 R)
• M12: 8,816,700 km (0.11 R)
• M13: 9,629,615 km (0.114 R)
• M14: 10,116,107 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.8

Radius: 10.8

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.26 AU - 1.44 AU

Year: 1029 Days

Day: 13.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,148,955 km

• M1: 136,732 km (0.05 R)
• M2: 713,582 km (0.101 R)
• M3: 1,089,372 km (0.11 R)
• M4: 1,577,360 km (0.115 R)
• M5: 2,357,363 km (0.113 R)
• M6: 2,846,997 km (0.112 R)
• M7: 4,120,973 km (0.068 R)
• M8: 5,592,716 km (0.083 R)
• M9: 6,864,597 km (0.074 R)
• M10: 7,705,936 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.8

Radius: 13.6

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.41 AU - 1.75 AU

Year: 1303 Days

Day: 11.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,148,955 km

• M1: 169,195 km (0.076 R)
• M2: 1,200,224 km (0.118 R)
• M3: 1,848,132 km (0.119 R)
• M4: 2,334,325 km (0.04 R)
• M5: 3,212,165 km (0.111 R)
• M6: 3,792,755 km (0.073 R)
• M7: 4,317,843 km (0.095 R)
• M8: 5,328,676 km (0.095 R)
• M9: 6,034,180 km (0.09 R)
• M10: 6,585,897 km (0.113 R)
• M11: 8,059,436 km (0.102 R)
• M12: 9,867,176 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.6

Radius: 8.8

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.06 AU - 2.84 AU

Year: 2516 Days

Day: 14.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 90,148,955 km

• M1: 113,395 km (0.116 R)
• M2: 415,433 km (0.09 R)
• M3: 794,215 km (0.071 R)
• M4: 1,227,002 km (0.092 R)
• M5: 1,688,362 km (0.101 R)
• M6: 2,103,944 km (0.09 R)
• M7: 2,847,147 km (0.061 R)
• M8: 3,679,210 km (0.115 R)
• M9: 5,123,727 km (0.038 R)
• M10: 5,537,365 km (0.097 R)
• M11: 6,655,310 km (0.098 R)
• M12: 7,207,775 km (0.115 R)
• M13: 7,510,711 km (0.061 R)
• M14: 8,571,060 km (0.099 R)
• M15: 9,438,578 km (0.071 R)
• M16: 10,061,205 km (0.081 R)
• M17: 11,266,664 km (0.109 R)
• M18: 11,799,831 km (0.038 R)
• M19: 12,609,156 km (0.108 R)
• M20: 14,055,318 km (0.049 R)
• M21: 18,204,864 km (0.079 R)
• M22: 19,693,064 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.2

Radius: 12

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.15 AU - 6.79 AU

Year: 8392 Days

Day: 9.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 90,148,955 km

• M1: 149,448 km (0.11 R)
• M2: 541,544 km (0.068 R)
• M3: 1,438,384 km (0.049 R)
• M4: 4,098,682 km (0.04 R)
• M5: 7,344,059 km (0.101 R)
• M6: 9,016,264 km (0.06 R)
• M7: 10,279,169 km (0.116 R)
• M8: 12,939,767 km (0.092 R)
• M9: 14,486,310 km (0.046 R)
• M10: 15,664,243 km (0.119 R)
• M11: 17,745,748 km (0.116 R)
• M12: 21,390,401 km (0.079 R)
• M13: 23,072,629 km (0.115 R)
• M14: 29,378,628 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.6

Radius: 3.4

Gravity: 79.81 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 10.42 AU - 10.52 AU

Year: 22224 Days

Day: 20.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 90,148,955 km

• M1: 52,958 km (0.067 R)
• M2: 305,778 km (0.091 R)
• M3: 541,993 km (0.113 R)
• M4: 650,601 km (0.043 R)
• M5: 1,001,707 km (0.106 R)
• M6: 1,167,462 km (0.078 R)
• M7: 1,450,202 km (0.025 R)
• M8: 1,589,777 km (0.096 R)
• M9: 2,020,319 km (0.08 R)
• M10: 2,355,568 km (0.075 R)
• M11: 3,521,683 km (0.045 R)
• M12: 5,025,740 km (0.081 R)
• M13: 5,346,329 km (0.104 R)
• M14: 5,553,522 km (0.087 R)
• M15: 7,408,236 km (0.081 R)
• M16: 8,812,960 km (0.108 R)
• M17: 10,069,732 km (0.099 R)
• M18: 13,995,629 km (0.09 R)
• M19: 14,789,844 km (0.093 R)
• M20: 15,280,375 km (0.089 R)
• M21: 16,380,518 km (0.045 R)
• M22: 16,994,318 km (0.054 R)
• M23: 17,623,228 km (0.098 R)
• M24: 18,831,978 km (0.096 R)
• M25: 21,935,536 km (0.093 R)
• M26: 30,553,271 km (0.103 R)
• M27: 36,407,783 km (0.053 R)
• M28: 43,630,219 km (0.113 R)
• M29: 44,976,450 km (0.04 R)
• M30: 49,000,633 km (0.119 R)
• M31: 49,361,613 km (0.083 R)
• M32: 52,500,774 km (0.091 R)
• M33: 53,448,926 km (0.108 R)
• M34: 55,379,037 km (0.064 R)
• M35: 60,199,978 km (0.115 R)
• M36: 63,993,930 km (0.094 R)
• M37: 66,168,933 km (0.083 R)
• M38: 67,944,062 km (0.105 R)
• M39: 73,695,501 km (0.074 R)
• M40: 78,523,773 km (0.115 R)
• M41: 82,026,158 km (0.099 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: 480 - 17,567 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit