🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.9

Radius: 8.5

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.64 AU - 0.76 AU

Year: 384 Days

Day: 11.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 18,637,869 km

• M1: 105,766 km (0.057 R)
• M2: 384,915 km (0.105 R)
• M3: 728,093 km (0.117 R)
• M4: 1,452,595 km (0.095 R)
• M5: 2,034,830 km (0.063 R)
• M6: 2,332,530 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.3

Radius: 15

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.11 AU - 1.29 AU

Year: 862 Days

Day: 11.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 18,637,869 km

• M1: 186,549 km (0.111 R)
• M2: 730,636 km (0.103 R)
• M3: 1,388,418 km (0.112 R)
• M4: 2,148,375 km (0.082 R)
• M5: 2,679,298 km (0.118 R)
• M6: 3,275,595 km (0.107 R)
• M7: 3,883,860 km (0.061 R)
• M8: 4,454,875 km (0.049 R)
• M9: 5,143,025 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.1

Radius: 9.6

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.77 AU - 2.19 AU

Year: 1828 Days

Day: 9 Hours

Environment

Temp: -199 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 18,637,869 km

• M1: 119,529 km (0.113 R)
• M2: 463,005 km (0.071 R)
• M3: 763,248 km (0.032 R)
• M4: 1,134,550 km (0.091 R)
• M5: 1,607,728 km (0.084 R)
• M6: 1,960,630 km (0.061 R)
• M7: 2,715,501 km (0.08 R)
• M8: 3,345,008 km (0.077 R)
• M9: 6,542,812 km (0.106 R)
• M10: 7,237,844 km (0.092 R)
• M11: 8,182,106 km (0.059 R)
• M12: 8,988,887 km (0.113 R)
• M13: 10,656,006 km (0.036 R)
• M14: 11,254,996 km (0.109 R)
• M15: 12,949,042 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.3

Radius: 8.1

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.43 AU - 2.47 AU

Year: 2516 Days

Day: 8.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 18,637,869 km

• M1: 100,679 km (0.085 R)
• M2: 490,531 km (0.116 R)
• M3: 1,513,781 km (0.12 R)
• M4: 1,778,719 km (0.061 R)
• M5: 2,037,673 km (0.119 R)
• M6: 2,767,860 km (0.085 R)
• M7: 3,497,598 km (0.079 R)
• M8: 4,561,538 km (0.03 R)
• M9: 4,869,560 km (0.096 R)
• M10: 5,286,041 km (0.118 R)
• M11: 6,006,953 km (0.062 R)
• M12: 7,921,058 km (0.086 R)
• M13: 8,729,485 km (0.108 R)
• M14: 9,240,212 km (0.105 R)
• M15: 9,770,835 km (0.088 R)
• M16: 10,025,301 km (0.104 R)
• M17: 12,349,603 km (0.049 R)
• M18: 12,949,790 km (0.115 R)
• M19: 14,441,430 km (0.104 R)
• M20: 16,501,244 km (0.041 R)
• M21: 18,416,246 km (0.068 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 15,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit