🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.9

Radius: 9.6

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.86 AU - 1.34 AU

Year: 769 Days

Day: 5.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,706,227 km

• M1: 119,379 km (0.098 R)
• M2: 418,425 km (0.11 R)
• M3: 756,217 km (0.104 R)
• M4: 1,140,983 km (0.067 R)
• M5: 1,730,399 km (0.069 R)
• M6: 2,289,147 km (0.086 R)
• M7: 2,656,709 km (0.113 R)
• M8: 3,139,611 km (0.076 R)
• M9: 3,456,758 km (0.057 R)
• M10: 3,809,959 km (0.075 R)
• M11: 4,622,873 km (0.115 R)
• M12: 4,964,705 km (0.037 R)
• M13: 5,286,938 km (0.078 R)
• M14: 6,235,389 km (0.067 R)
• M15: 7,180,249 km (0.106 R)
• M16: 8,542,786 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.3

Radius: 14.2

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.94 AU - 1.52 AU

Year: 910 Days

Day: 12.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,706,227 km

• M1: 176,525 km (0.082 R)
• M2: 652,097 km (0.079 R)
• M3: 1,153,400 km (0.112 R)
• M4: 1,666,520 km (0.11 R)
• M5: 2,333,577 km (0.103 R)
• M6: 3,202,591 km (0.032 R)
• M7: 4,415,531 km (0.084 R)
• M8: 4,900,677 km (0.097 R)
• M9: 6,876,416 km (0.097 R)
• M10: 8,578,092 km (0.12 R)
• M11: 9,280,304 km (0.105 R)
• M12: 10,203,772 km (0.089 R)
• M13: 10,831,634 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.8

Radius: 14.8

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.1 AU - 1.44 AU

Year: 954 Days

Day: 12.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,706,227 km

• M1: 184,454 km (0.084 R)
• M2: 648,507 km (0.12 R)
• M3: 1,173,147 km (0.111 R)
• M4: 1,659,340 km (0.109 R)
• M5: 2,175,901 km (0.105 R)
• M6: 3,035,191 km (0.088 R)
• M7: 3,773,905 km (0.118 R)
• M8: 4,775,762 km (0.119 R)
• M9: 5,842,096 km (0.04 R)
• M10: 6,409,670 km (0.12 R)
• M11: 7,379,813 km (0.088 R)
• M12: 8,527,827 km (0.096 R)
• M13: 9,087,622 km (0.082 R)
• M14: 9,553,021 km (0.029 R)
• M15: 10,034,427 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.2

Radius: 9.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.67 AU - 2.15 AU

Year: 1760 Days

Day: 13.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,706,227 km

• M1: 135,536 km (0.118 R)
• M2: 650,302 km (0.102 R)
• M3: 962,812 km (0.059 R)
• M4: 1,288,038 km (0.081 R)
• M5: 1,617,303 km (0.114 R)
• M6: 2,033,633 km (0.048 R)
• M7: 2,544,809 km (0.044 R)
• M8: 3,470,820 km (0.042 R)
• M9: 4,135,932 km (0.12 R)
• M10: 4,827,374 km (0.089 R)
• M11: 5,210,943 km (0.101 R)
• M12: 5,614,707 km (0.105 R)
• M13: 6,104,940 km (0.049 R)
• M14: 6,462,478 km (0.107 R)
• M15: 6,905,438 km (0.12 R)
• M16: 8,035,350 km (0.087 R)
• M17: 9,024,791 km (0.12 R)
• M18: 9,818,707 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.7

Radius: 13.6

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.94 AU - 5 AU

Year: 7389 Days

Day: 8 Hours

Environment

Temp: -217 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,706,227 km

• M1: 169,195 km (0.112 R)
• M2: 650,302 km (0.055 R)
• M3: 1,328,279 km (0.07 R)
• M4: 1,864,289 km (0.046 R)
• M5: 2,420,194 km (0.113 R)
• M6: 3,211,717 km (0.09 R)
• M7: 3,944,746 km (0.077 R)
• M8: 4,431,089 km (0.107 R)
• M9: 5,044,291 km (0.108 R)
• M10: 5,906,423 km (0.064 R)
• M11: 6,545,804 km (0.059 R)
• M12: 7,156,762 km (0.03 R)
• M13: 9,220,914 km (0.111 R)
• M14: 9,759,466 km (0.084 R)
• M15: 10,801,265 km (0.113 R)
• M16: 12,447,440 km (0.064 R)
• M17: 14,137,597 km (0.065 R)
• M18: 14,854,769 km (0.096 R)
• M19: 15,785,268 km (0.118 R)
• M20: 18,246,751 km (0.112 R)
• M21: 19,241,727 km (0.111 R)
• M22: 24,340,471 km (0.113 R)
• M23: 25,110,900 km (0.105 R)
• M24: 25,721,409 km (0.097 R)
• M25: 28,733,562 km (0.053 R)
• M26: 31,467,613 km (0.068 R)
• M27: 34,264,345 km (0.12 R)
• M28: 38,360,484 km (0.081 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 10,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit