🌌 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: 211.8

Radius: 9.7

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.59 AU - 0.73 AU

Year: 364 Days

Day: 5.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,814,983 km

• M1: 120,576 km (0.058 R)
• M2: 427,551 km (0.074 R)
• M3: 760,556 km (0.109 R)
• M4: 1,210,995 km (0.099 R)
• M5: 1,702,125 km (0.085 R)
• M6: 2,057,719 km (0.082 R)
• M7: 2,503,072 km (0.117 R)
• M8: 2,885,294 km (0.115 R)
• M9: 3,267,367 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.6

Radius: 11

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.98 AU - 1.16 AU

Year: 751 Days

Day: 13.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,814,983 km

• M1: 136,732 km (0.094 R)
• M2: 663,317 km (0.077 R)
• M3: 1,103,284 km (0.084 R)
• M4: 1,451,399 km (0.096 R)
• M5: 3,121,509 km (0.08 R)
• M6: 3,623,111 km (0.044 R)
• M7: 5,532,279 km (0.119 R)
• M8: 6,169,117 km (0.107 R)
• M9: 7,271,205 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.8

Radius: 11.6

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.42 AU - 3.78 AU

Year: 3702 Days

Day: 10.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,814,983 km

• M1: 145,110 km (0.115 R)
• M2: 656,435 km (0.089 R)
• M3: 1,345,334 km (0.09 R)
• M4: 2,536,282 km (0.076 R)
• M5: 3,939,211 km (0.101 R)
• M6: 4,994,026 km (0.072 R)
• M7: 5,860,347 km (0.117 R)
• M8: 6,521,420 km (0.038 R)
• M9: 7,041,572 km (0.107 R)
• M10: 7,890,540 km (0.115 R)
• M11: 10,475,142 km (0.119 R)
• M12: 11,189,771 km (0.079 R)
• M13: 12,253,711 km (0.107 R)
• M14: 12,763,391 km (0.097 R)
• M15: 13,190,792 km (0.069 R)
• M16: 14,582,202 km (0.084 R)
• M17: 16,456,215 km (0.067 R)
• M18: 17,713,435 km (0.104 R)
• M19: 18,365,532 km (0.1 R)
• M20: 20,161,604 km (0.104 R)
• M21: 20,872,643 km (0.074 R)
• M22: 21,600,287 km (0.094 R)
• M23: 22,827,289 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.4

Radius: 6.8

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.62 AU - 7.48 AU

Year: 12696 Days

Day: 16.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 117.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,814,983 km

• M1: 133,142 km (0.074 R)
• M2: 401,371 km (0.051 R)
• M3: 2,093,323 km (0.102 R)
• M4: 2,536,581 km (0.112 R)
• M5: 4,483,448 km (0.102 R)
• M6: 4,880,182 km (0.098 R)
• M7: 6,181,683 km (0.089 R)
• M8: 8,124,062 km (0.066 R)
• M9: 9,773,528 km (0.105 R)
• M10: 17,747,394 km (0.091 R)
• M11: 26,336,705 km (0.089 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 17,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit