🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.65 AU - 0.69 AU

Year: 349 Days

Day: 17.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,924,925 km

• M1: 21,542 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.9

Radius: 8.8

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.91 AU - 0.99 AU

Year: 589 Days

Day: 13.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,924,925 km

• M1: 109,506 km (0.1 R)
• M2: 438,023 km (0.085 R)
• M3: 779,854 km (0.119 R)
• M4: 1,190,201 km (0.111 R)
• M5: 1,565,392 km (0.093 R)
• M6: 2,117,707 km (0.056 R)
• M7: 2,444,130 km (0.114 R)
• M8: 3,066,906 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.8

Radius: 12.2

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.93 AU - 3.17 AU

Year: 2589 Days

Day: 6.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,924,925 km

• M1: 153,039 km (0.116 R)
• M2: 684,560 km (0.099 R)
• M3: 1,349,822 km (0.12 R)
• M4: 1,871,320 km (0.091 R)
• M5: 3,378,369 km (0.098 R)
• M6: 5,344,534 km (0.084 R)
• M7: 7,049,351 km (0.1 R)
• M8: 7,681,252 km (0.077 R)
• M9: 11,618,818 km (0.104 R)
• M10: 15,514,197 km (0.113 R)
• M11: 15,946,235 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.5

Radius: 10

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.05 AU - 5.25 AU

Year: 6375 Days

Day: 11 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 35,924,925 km

• M1: 124,316 km (0.106 R)
• M2: 697,276 km (0.084 R)
• M3: 1,180,626 km (0.118 R)
• M4: 1,633,160 km (0.082 R)
• M5: 2,264,463 km (0.09 R)
• M6: 2,872,578 km (0.086 R)
• M7: 4,034,355 km (0.085 R)
• M8: 4,901,275 km (0.084 R)
• M9: 7,109,489 km (0.089 R)
• M10: 7,818,733 km (0.095 R)
• M11: 8,822,834 km (0.117 R)
• M12: 10,184,773 km (0.083 R)
• M13: 10,700,137 km (0.113 R)
• M14: 11,183,787 km (0.119 R)
• M15: 12,194,620 km (0.095 R)
• M16: 12,615,738 km (0.11 R)
• M17: 14,339,554 km (0.116 R)
• M18: 14,690,511 km (0.109 R)
• M19: 15,777,938 km (0.055 R)
• M20: 18,112,712 km (0.109 R)
• M21: 21,648,009 km (0.093 R)
• M22: 22,816,218 km (0.093 R)
• M23: 24,272,703 km (0.089 R)
• M24: 24,771,762 km (0.091 R)
• M25: 25,790,374 km (0.107 R)
• M26: 28,550,754 km (0.066 R)
• M27: 29,013,759 km (0.106 R)
• M28: 32,096,223 km (0.063 R)
• M29: 32,596,927 km (0.066 R)
• M30: 34,130,006 km (0.037 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: 366 - 13,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit