🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.1

Radius: 12

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.57 AU - 0.63 AU

Year: 327 Days

Day: 10.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 54,090,572 km

• M1: 149,299 km (0.088 R)
• M2: 720,314 km (0.096 R)
• M3: 1,184,067 km (0.103 R)
• M4: 2,105,590 km (0.055 R)
• M5: 2,582,358 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.7

Radius: 11.9

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.7 AU - 1.04 AU

Year: 570 Days

Day: 11.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,090,572 km

• M1: 148,401 km (0.1 R)
• M2: 774,618 km (0.069 R)
• M3: 1,260,362 km (0.116 R)
• M4: 1,797,269 km (0.055 R)
• M5: 2,195,648 km (0.075 R)
• M6: 2,663,590 km (0.084 R)
• M7: 3,049,403 km (0.102 R)
• M8: 3,460,498 km (0.102 R)
• M9: 4,002,940 km (0.089 R)
• M10: 4,616,590 km (0.037 R)
• M11: 5,097,248 km (0.106 R)
• M12: 5,475,282 km (0.058 R)
• M13: 5,854,363 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.3

Radius: 14.1

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.4 AU - 1.6 AU

Year: 1291 Days

Day: 10.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,090,572 km

• M1: 175,478 km (0.094 R)
• M2: 619,335 km (0.104 R)
• M3: 1,080,246 km (0.067 R)
• M4: 1,590,824 km (0.058 R)
• M5: 2,218,985 km (0.101 R)
• M6: 2,909,679 km (0.086 R)
• M7: 4,602,678 km (0.074 R)
• M8: 5,698,183 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.3

Radius: 10.3

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.64 AU - 3.36 AU

Year: 3653 Days

Day: 11.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,090,572 km

• M1: 128,056 km (0.038 R)
• M2: 595,848 km (0.062 R)
• M3: 960,568 km (0.072 R)
• M4: 1,597,855 km (0.118 R)
• M5: 2,869,437 km (0.079 R)
• M6: 3,932,928 km (0.098 R)
• M7: 4,416,279 km (0.093 R)
• M8: 4,865,222 km (0.062 R)
• M9: 5,799,760 km (0.103 R)
• M10: 7,420,204 km (0.086 R)
• M11: 8,512,268 km (0.075 R)
• M12: 9,630,363 km (0.086 R)
• M13: 15,897,018 km (0.043 R)
• M14: 17,068,070 km (0.049 R)
• M15: 19,581,314 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.9

Radius: 4.3

Gravity: 40.34 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.39 AU - 7.49 AU

Year: 11488 Days

Day: 17.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 54,090,572 km

• M1: 54,154 km (0.087 R)
• M2: 283,189 km (0.106 R)
• M3: 613,351 km (0.095 R)
• M4: 791,223 km (0.096 R)
• M5: 1,586,635 km (0.09 R)
• M6: 1,874,461 km (0.098 R)
• M7: 2,857,768 km (0.08 R)
• M8: 3,333,489 km (0.079 R)
• M9: 6,256,482 km (0.087 R)
• M10: 6,647,232 km (0.109 R)
• M11: 7,263,725 km (0.12 R)
• M12: 7,564,117 km (0.112 R)
• M13: 7,828,157 km (0.079 R)
• M14: 10,542,312 km (0.106 R)
• M15: 10,706,271 km (0.117 R)
• M16: 10,983,176 km (0.093 R)
• M17: 11,264,869 km (0.11 R)
• M18: 11,901,408 km (0.103 R)
• M19: 13,373,152 km (0.106 R)
• M20: 14,352,121 km (0.096 R)
• M21: 14,486,310 km (0.109 R)
• M22: 16,088,503 km (0.107 R)
• M23: 16,820,635 km (0.079 R)
• M24: 17,044,433 km (0.1 R)
• M25: 23,309,293 km (0.095 R)
• M26: 23,962,288 km (0.105 R)
• M27: 24,435,915 km (0.093 R)
• M28: 25,500,154 km (0.069 R)
• M29: 28,770,962 km (0.089 R)
• M30: 31,175,149 km (0.099 R)
• M31: 32,541,277 km (0.086 R)
• M32: 33,005,329 km (0.079 R)
• M33: 34,184,909 km (0.095 R)
• M34: 35,882,994 km (0.066 R)
• M35: 38,147,906 km (0.057 R)
• M36: 39,974,047 km (0.073 R)
• M37: 50,447,095 km (0.08 R)
• M38: 51,538,112 km (0.1 R)
• M39: 51,852,567 km (0.099 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: 471 - 18,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit