🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.9

Radius: 12.2

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.66 AU - 0.78 AU

Year: 394 Days

Day: 12.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 85,681,044 km

• M1: 153,487 km (0.104 R)
• M2: 555,606 km (0.118 R)
• M3: 1,094,159 km (0.086 R)
• M4: 1,500,616 km (0.066 R)
• M5: 1,960,929 km (0.111 R)
• M6: 3,434,468 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.7

Radius: 14.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.17 AU - 1.69 AU

Year: 1104 Days

Day: 6.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,681,044 km

• M1: 184,005 km (0.083 R)
• M2: 1,147,416 km (0.118 R)
• M3: 1,665,024 km (0.093 R)
• M4: 2,133,266 km (0.113 R)
• M5: 2,648,032 km (0.092 R)
• M6: 3,136,469 km (0.025 R)
• M7: 4,077,290 km (0.075 R)
• M8: 4,670,296 km (0.068 R)
• M9: 6,438,992 km (0.102 R)
• M10: 6,970,214 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.6

Radius: 10.2

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.51 AU - 3.51 AU

Year: 3372 Days

Day: 9.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,681,044 km

• M1: 126,859 km (0.112 R)
• M2: 560,094 km (0.108 R)
• M3: 1,320,650 km (0.118 R)
• M4: 2,053,530 km (0.074 R)
• M5: 2,614,372 km (0.102 R)
• M6: 3,258,391 km (0.092 R)
• M7: 3,750,269 km (0.038 R)
• M8: 6,130,371 km (0.11 R)
• M9: 8,600,232 km (0.08 R)
• M10: 9,508,590 km (0.101 R)
• M11: 12,699,363 km (0.111 R)
• M12: 13,832,717 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.9

Radius: 3.1

Gravity: 80.84 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.74 AU - 11.56 AU

Year: 22441 Days

Day: 20.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 85,681,044 km

• M1: 38,596 km (0.114 R)
• M2: 152,590 km (0.082 R)
• M3: 589,715 km (0.115 R)
• M4: 1,001,109 km (0.093 R)
• M5: 1,743,114 km (0.063 R)
• M6: 2,192,806 km (0.037 R)
• M7: 2,766,663 km (0.099 R)
• M8: 3,805,770 km (0.087 R)
• M9: 5,040,999 km (0.114 R)
• M10: 5,356,950 km (0.091 R)
• M11: 6,991,307 km (0.044 R)
• M12: 7,136,716 km (0.073 R)
• M13: 7,790,758 km (0.064 R)
• M14: 8,705,100 km (0.051 R)
• M15: 11,399,059 km (0.046 R)
• M16: 13,079,641 km (0.086 R)
• M17: 15,898,963 km (0.111 R)
• M18: 17,538,406 km (0.064 R)
• M19: 20,747,280 km (0.119 R)
• M20: 22,489,198 km (0.115 R)
• M21: 23,558,074 km (0.036 R)
• M22: 25,681,466 km (0.083 R)
• M23: 26,377,695 km (0.068 R)
• M24: 29,037,844 km (0.075 R)
• M25: 35,593,971 km (0.104 R)
• M26: 38,380,381 km (0.119 R)
• M27: 44,548,600 km (0.092 R)
• M28: 46,914,341 km (0.083 R)
• M29: 47,953,448 km (0.076 R)
• M30: 48,830,989 km (0.056 R)
• M31: 49,898,071 km (0.026 R)
• M32: 51,711,047 km (0.095 R)
• M33: 61,849,744 km (0.115 R)
• M34: 63,518,209 km (0.117 R)
• M35: 67,601,034 km (0.077 R)
• M36: 68,482,165 km (0.114 R)
• M37: 72,083,734 km (0.116 R)
• M38: 83,137,371 km (0.109 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 19,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit