🌌 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: 849.3

Radius: 14.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.62 AU - 0.82 AU

Year: 414 Days

Day: 7.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,363,967 km

• M1: 180,565 km (0.083 R)
• M2: 704,307 km (0.081 R)
• M3: 1,447,659 km (0.105 R)
• M4: 2,062,506 km (0.109 R)
• M5: 3,131,532 km (0.088 R)
• M6: 4,457,269 km (0.109 R)
• M7: 5,296,213 km (0.093 R)
• M8: 5,796,917 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.3

Radius: 9

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.28 AU - 1.56 AU

Year: 1148 Days

Day: 14 Hours

Environment

Temp: -199 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,363,967 km

• M1: 112,049 km (0.082 R)
• M2: 478,264 km (0.12 R)
• M3: 798,853 km (0.068 R)
• M4: 1,127,818 km (0.097 R)
• M5: 1,564,794 km (0.103 R)
• M6: 1,958,984 km (0.045 R)
• M7: 2,500,379 km (0.07 R)
• M8: 3,002,579 km (0.092 R)
• M9: 3,349,646 km (0.084 R)
• M10: 4,175,127 km (0.116 R)
• M11: 4,662,966 km (0.101 R)
• M12: 5,365,328 km (0.107 R)
• M13: 5,985,112 km (0.056 R)
• M14: 7,293,644 km (0.073 R)
• M15: 8,346,215 km (0.115 R)
• M16: 9,467,600 km (0.103 R)
• M17: 9,882,884 km (0.038 R)
• M18: 10,341,402 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.4

Radius: 10

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.68 AU - 3.9 AU

Year: 4047 Days

Day: 8.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,363,967 km

• M1: 125,812 km (0.091 R)
• M2: 524,490 km (0.032 R)
• M3: 1,295,667 km (0.082 R)
• M4: 2,082,851 km (0.096 R)
• M5: 3,113,281 km (0.077 R)
• M6: 4,352,400 km (0.075 R)
• M7: 5,298,457 km (0.108 R)
• M8: 5,771,336 km (0.115 R)
• M9: 7,920,758 km (0.077 R)
• M10: 9,461,018 km (0.075 R)
• M11: 10,016,176 km (0.081 R)
• M12: 11,002,175 km (0.117 R)
• M13: 12,871,102 km (0.092 R)
• M14: 13,337,398 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.9

Radius: 4.9

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.74 AU - 12.72 AU

Year: 23839 Days

Day: 18.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,363,967 km

• M1: 61,036 km (0.07 R)
• M2: 326,423 km (0.104 R)
• M3: 768,634 km (0.07 R)
• M4: 1,126,023 km (0.109 R)
• M5: 2,711,910 km (0.089 R)
• M6: 3,041,923 km (0.117 R)
• M7: 3,810,407 km (0.086 R)
• M8: 4,133,240 km (0.086 R)
• M9: 5,003,301 km (0.111 R)
• M10: 8,830,613 km (0.092 R)
• M11: 9,033,467 km (0.111 R)
• M12: 11,898,566 km (0.1 R)
• M13: 18,333,967 km (0.074 R)
• M14: 20,112,087 km (0.073 R)
• M15: 20,463,343 km (0.087 R)
• M16: 24,007,017 km (0.079 R)
• M17: 24,501,738 km (0.115 R)
• M18: 28,707,083 km (0.096 R)
• M19: 39,325,839 km (0.075 R)
• M20: 40,012,942 km (0.087 R)
• M21: 44,010,198 km (0.089 R)
• M22: 45,499,893 km (0.09 R)
• M23: 47,952,700 km (0.07 R)
• M24: 51,140,930 km (0.086 R)
• M25: 56,010,490 km (0.045 R)
• M26: 59,004,093 km (0.066 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 16,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit