🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.9

Radius: 9.4

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.79 AU - 1.29 AU

Year: 707 Days

Day: 7.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,625,185 km

• M1: 116,836 km (0.088 R)
• M2: 916,885 km (0.109 R)
• M3: 1,253,630 km (0.086 R)
• M4: 1,681,330 km (0.077 R)
• M5: 2,073,726 km (0.116 R)
• M6: 2,868,390 km (0.114 R)
• M7: 3,618,623 km (0.064 R)
• M8: 3,938,912 km (0.03 R)
• M9: 4,898,133 km (0.041 R)
• M10: 5,595,110 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302

Radius: 9.2

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.95 AU - 1.16 AU

Year: 717 Days

Day: 13.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,625,185 km

• M1: 114,442 km (0.118 R)
• M2: 445,802 km (0.109 R)
• M3: 732,282 km (0.107 R)
• M4: 1,212,192 km (0.065 R)
• M5: 2,093,622 km (0.109 R)
• M6: 2,384,590 km (0.12 R)
• M7: 3,599,923 km (0.057 R)
• M8: 3,912,583 km (0.102 R)
• M9: 5,552,175 km (0.097 R)
• M10: 5,971,199 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.7

Radius: 13.2

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.06 AU - 1.28 AU

Year: 844 Days

Day: 7.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 68,625,185 km

• M1: 164,109 km (0.061 R)
• M2: 656,884 km (0.031 R)
• M3: 1,570,778 km (0.084 R)
• M4: 2,442,634 km (0.098 R)
• M5: 2,998,540 km (0.058 R)
• M6: 4,444,553 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.8

Radius: 8.2

Gravity: 11.73 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.48 AU - 3.48 AU

Year: 4329 Days

Day: 11.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,625,185 km

• M1: 105,766 km (0.062 R)
• M2: 382,821 km (0.115 R)
• M3: 684,859 km (0.078 R)
• M4: 1,188,705 km (0.071 R)
• M5: 1,564,943 km (0.085 R)
• M6: 2,592,681 km (0.11 R)
• M7: 3,290,256 km (0.077 R)
• M8: 3,902,410 km (0.085 R)
• M9: 4,563,333 km (0.057 R)
• M10: 5,605,582 km (0.115 R)
• M11: 6,414,757 km (0.087 R)
• M12: 6,963,033 km (0.066 R)
• M13: 8,006,179 km (0.119 R)
• M14: 8,451,382 km (0.034 R)
• M15: 9,350,765 km (0.113 R)
• M16: 10,530,194 km (0.116 R)
• M17: 10,884,591 km (0.114 R)
• M18: 13,386,317 km (0.062 R)
• M19: 13,749,989 km (0.116 R)
• M20: 14,013,730 km (0.087 R)
• M21: 14,551,534 km (0.083 R)
• M22: 15,158,902 km (0.081 R)
• M23: 18,902,738 km (0.109 R)
• M24: 19,826,056 km (0.038 R)
• M25: 22,121,187 km (0.096 R)
• M26: 23,746,119 km (0.046 R)
• M27: 25,133,639 km (0.117 R)
• M28: 28,494,206 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.2

Radius: 5.9

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.99 AU - 8.53 AU

Year: 14415 Days

Day: 18 Hours

Environment

Temp: -241 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,625,185 km

• M1: 77,193 km (0.113 R)
• M2: 642,672 km (0.093 R)
• M3: 1,480,121 km (0.067 R)
• M4: 1,673,252 km (0.088 R)
• M5: 1,974,991 km (0.032 R)
• M6: 2,342,104 km (0.103 R)
• M7: 4,699,916 km (0.098 R)
• M8: 5,486,502 km (0.105 R)
• M9: 5,869,024 km (0.107 R)
• M10: 6,416,552 km (0.049 R)
• M11: 6,779,476 km (0.11 R)
• M12: 10,479,780 km (0.08 R)
• M13: 11,240,934 km (0.103 R)
• M14: 13,401,276 km (0.075 R)
• M15: 15,932,921 km (0.073 R)
• M16: 18,402,782 km (0.066 R)
• M17: 18,950,161 km (0.044 R)
• M18: 21,582,036 km (0.075 R)
• M19: 23,655,463 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.3

Radius: 3.2

Gravity: 72.39 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.95 AU - 10.01 AU

Year: 16467 Days

Day: 18.7 Hours

Environment

Temp: -243 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,625,185 km

• M1: 46,525 km (0.092 R)
• M2: 223,948 km (0.102 R)
• M3: 439,818 km (0.103 R)
• M4: 1,245,253 km (0.072 R)
• M5: 1,450,651 km (0.114 R)
• M6: 1,891,665 km (0.091 R)
• M7: 2,482,277 km (0.113 R)
• M8: 4,697,972 km (0.119 R)
• M9: 6,672,215 km (0.065 R)
• M10: 7,251,757 km (0.109 R)
• M11: 9,137,737 km (0.062 R)
• M12: 9,572,618 km (0.071 R)
• M13: 10,720,034 km (0.114 R)
• M14: 12,410,041 km (0.111 R)
• M15: 12,875,440 km (0.063 R)
• M16: 21,891,853 km (0.059 R)
• M17: 22,865,885 km (0.053 R)
• M18: 29,090,204 km (0.099 R)
• M19: 33,726,840 km (0.111 R)
• M20: 37,717,363 km (0.069 R)
• M21: 45,829,308 km (0.117 R)
• M22: 49,374,927 km (0.113 R)
• M23: 50,205,345 km (0.065 R)
• M24: 63,023,788 km (0.084 R)
• M25: 67,195,025 km (0.075 R)
• M26: 68,419,633 km (0.099 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: 478 - 19,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit