🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.6

Radius: 13.6

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.19 AU - 1.37 AU

Year: 966 Days

Day: 7.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,553,827 km

• M1: 169,644 km (0.095 R)
• M2: 640,428 km (0.054 R)
• M3: 1,295,069 km (0.095 R)
• M4: 1,890,169 km (0.111 R)
• M5: 2,915,662 km (0.118 R)
• M6: 3,361,614 km (0.055 R)
• M7: 3,896,426 km (0.081 R)
• M8: 4,681,815 km (0.065 R)
• M9: 5,607,377 km (0.056 R)
• M10: 7,012,849 km (0.073 R)
• M11: 7,915,223 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790

Radius: 13.6

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.18 AU - 2.24 AU

Year: 2191 Days

Day: 6.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,553,827 km

• M1: 169,195 km (0.114 R)
• M2: 624,422 km (0.04 R)
• M3: 1,218,175 km (0.065 R)
• M4: 2,513,843 km (0.045 R)
• M5: 3,034,892 km (0.053 R)
• M6: 4,980,712 km (0.079 R)
• M7: 5,636,997 km (0.102 R)
• M8: 8,177,020 km (0.068 R)
• M9: 12,087,358 km (0.116 R)
• M10: 12,756,958 km (0.077 R)
• M11: 14,079,404 km (0.095 R)
• M12: 14,727,013 km (0.061 R)
• M13: 17,255,815 km (0.103 R)
• M14: 17,783,746 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310

Radius: 9.5

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.52 AU - 3.6 AU

Year: 4479 Days

Day: 12.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 17,553,827 km

• M1: 118,182 km (0.115 R)
• M2: 452,982 km (0.078 R)
• M3: 781,499 km (0.075 R)
• M4: 1,151,455 km (0.082 R)
• M5: 1,682,976 km (0.042 R)
• M6: 1,980,825 km (0.096 R)
• M7: 2,328,491 km (0.057 R)
• M8: 2,701,139 km (0.081 R)
• M9: 3,901,064 km (0.053 R)
• M10: 4,518,604 km (0.107 R)
• M11: 4,957,524 km (0.057 R)
• M12: 7,530,458 km (0.094 R)
• M13: 8,182,106 km (0.065 R)
• M14: 9,193,388 km (0.102 R)
• M15: 11,888,543 km (0.088 R)
• M16: 13,183,612 km (0.074 R)
• M17: 17,241,304 km (0.082 R)
• M18: 17,971,043 km (0.05 R)
• M19: 19,015,236 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.6

Radius: 6.2

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.81 AU - 7.7 AU

Year: 11695 Days

Day: 15.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 17,553,827 km

• M1: 77,193 km (0.117 R)
• M2: 468,989 km (0.098 R)
• M3: 933,940 km (0.057 R)
• M4: 1,891,515 km (0.114 R)
• M5: 3,048,655 km (0.115 R)
• M6: 3,279,784 km (0.118 R)
• M7: 4,202,055 km (0.094 R)
• M8: 4,447,096 km (0.098 R)
• M9: 6,903,792 km (0.12 R)
• M10: 8,149,494 km (0.099 R)
• M11: 9,890,514 km (0.104 R)
• M12: 12,150,189 km (0.09 R)
• M13: 14,408,519 km (0.095 R)
• M14: 16,126,501 km (0.101 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 14,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit