🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.2

Radius: 12.4

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.47 AU - 0.57 AU

Year: 259 Days

Day: 9.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 17,332,160 km

• M1: 154,385 km (0.073 R)
• M2: 604,824 km (0.038 R)
• M3: 1,285,943 km (0.115 R)
• M4: 1,839,755 km (0.09 R)
• M5: 2,932,268 km (0.102 R)
• M6: 3,803,526 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.4

Radius: 12.9

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.69 AU - 0.77 AU

Year: 431 Days

Day: 9.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 17,332,160 km

• M1: 160,668 km (0.106 R)
• M2: 596,596 km (0.095 R)
• M3: 1,019,958 km (0.109 R)
• M4: 1,445,265 km (0.105 R)
• M5: 1,933,852 km (0.113 R)
• M6: 2,376,811 km (0.108 R)
• M7: 3,010,208 km (0.108 R)
• M8: 3,573,145 km (0.096 R)
• M9: 4,078,936 km (0.12 R)
• M10: 4,693,484 km (0.075 R)
• M11: 5,453,740 km (0.06 R)
• M12: 5,908,817 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.5

Radius: 12.1

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.92 AU - 2.62 AU

Year: 2361 Days

Day: 6.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 17,332,160 km

• M1: 150,495 km (0.094 R)
• M2: 560,992 km (0.114 R)
• M3: 977,921 km (0.046 R)
• M4: 1,408,913 km (0.055 R)
• M5: 2,039,169 km (0.101 R)
• M6: 2,489,159 km (0.06 R)
• M7: 3,021,279 km (0.088 R)
• M8: 3,452,120 km (0.109 R)
• M9: 4,799,548 km (0.079 R)
• M10: 5,389,413 km (0.073 R)
• M11: 6,524,711 km (0.079 R)
• M12: 7,366,199 km (0.117 R)
• M13: 8,028,020 km (0.09 R)
• M14: 9,162,720 km (0.075 R)
• M15: 10,217,684 km (0.077 R)
• M16: 10,965,075 km (0.108 R)
• M17: 12,318,637 km (0.082 R)
• M18: 14,739,878 km (0.116 R)
• M19: 15,500,135 km (0.099 R)
• M20: 17,778,809 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.3

Radius: 13.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.22 AU - 3 AU

Year: 2911 Days

Day: 14.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 17,332,160 km

• M1: 169,345 km (0.092 R)
• M2: 634,744 km (0.082 R)
• M3: 1,358,349 km (0.045 R)
• M4: 2,137,155 km (0.099 R)
• M5: 3,053,891 km (0.084 R)
• M6: 4,198,614 km (0.11 R)
• M7: 5,214,683 km (0.109 R)
• M8: 6,105,089 km (0.085 R)
• M9: 6,844,252 km (0.085 R)
• M10: 7,264,473 km (0.08 R)
• M11: 8,033,854 km (0.118 R)
• M12: 9,459,073 km (0.106 R)
• M13: 11,784,871 km (0.09 R)
• M14: 14,152,707 km (0.083 R)
• M15: 14,606,886 km (0.072 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 15,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit