🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.2

Radius: 9.5

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.56 AU - 0.76 AU

Year: 377 Days

Day: 9.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,833,467 km

• M1: 118,182 km (0.113 R)
• M2: 445,502 km (0.109 R)
• M3: 802,593 km (0.1 R)
• M4: 1,197,531 km (0.111 R)
• M5: 1,546,692 km (0.109 R)
• M6: 1,870,273 km (0.103 R)
• M7: 2,170,216 km (0.087 R)
• M8: 2,493,198 km (0.099 R)
• M9: 3,215,008 km (0.1 R)
• M10: 3,576,436 km (0.077 R)
• M11: 4,176,473 km (0.113 R)
• M12: 4,871,954 km (0.117 R)
• M13: 5,271,231 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.2

Radius: 13

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.28 AU - 1.86 AU

Year: 1383 Days

Day: 11 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 18,833,467 km

• M1: 161,715 km (0.06 R)
• M2: 679,922 km (0.101 R)
• M3: 1,103,284 km (0.118 R)
• M4: 1,798,615 km (0.117 R)
• M5: 2,288,997 km (0.114 R)
• M6: 3,097,873 km (0.053 R)
• M7: 3,529,163 km (0.037 R)
• M8: 4,197,417 km (0.107 R)
• M9: 4,928,352 km (0.086 R)
• M10: 6,088,035 km (0.118 R)
• M11: 6,948,522 km (0.061 R)
• M12: 9,825,139 km (0.088 R)
• M13: 10,730,506 km (0.117 R)
• M14: 13,659,782 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.5

Radius: 12.6

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.82 AU - 1.9 AU

Year: 1783 Days

Day: 6.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 18,833,467 km

• M1: 157,078 km (0.101 R)
• M2: 639,232 km (0.038 R)
• M3: 1,049,279 km (0.085 R)
• M4: 1,492,688 km (0.084 R)
• M5: 2,020,020 km (0.106 R)
• M6: 2,517,283 km (0.055 R)
• M7: 3,081,716 km (0.068 R)
• M8: 4,300,939 km (0.086 R)
• M9: 4,694,531 km (0.085 R)
• M10: 5,132,703 km (0.108 R)
• M11: 5,576,560 km (0.111 R)
• M12: 6,421,189 km (0.095 R)
• M13: 6,837,071 km (0.11 R)
• M14: 8,684,456 km (0.107 R)
• M15: 9,980,123 km (0.12 R)
• M16: 10,439,538 km (0.102 R)
• M17: 10,913,015 km (0.11 R)
• M18: 11,542,822 km (0.108 R)
• M19: 11,976,058 km (0.118 R)
• M20: 12,913,737 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.8

Radius: 11.7

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.66 AU - 3.98 AU

Year: 4252 Days

Day: 14.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,833,467 km

• M1: 170,990 km (0.063 R)
• M2: 645,066 km (0.077 R)
• M3: 2,712,957 km (0.064 R)
• M4: 3,552,052 km (0.078 R)
• M5: 5,349,021 km (0.07 R)
• M6: 6,919,201 km (0.091 R)
• M7: 7,904,003 km (0.103 R)
• M8: 8,316,744 km (0.084 R)
• M9: 12,622,171 km (0.067 R)
• M10: 13,275,614 km (0.069 R)
• M11: 14,089,427 km (0.105 R)
• M12: 15,470,065 km (0.101 R)
• M13: 17,896,543 km (0.098 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 16,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit