🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.8

Radius: 12.2

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.55 AU - 0.59 AU

Year: 302 Days

Day: 9.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 40,340,849 km

• M1: 152,440 km (0.11 R)
• M2: 646,263 km (0.069 R)
• M3: 1,039,256 km (0.088 R)
• M4: 1,520,363 km (0.039 R)
• M5: 1,945,969 km (0.096 R)

Asteroid Belt

Center: 1.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.8

Radius: 13.1

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.5 AU - 1.8 AU

Year: 1490 Days

Day: 7.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,340,849 km

• M1: 162,912 km (0.061 R)
• M2: 780,901 km (0.068 R)
• M3: 1,702,873 km (0.103 R)
• M4: 2,150,918 km (0.086 R)
• M5: 3,067,504 km (0.102 R)
• M6: 3,624,308 km (0.074 R)
• M7: 4,085,667 km (0.083 R)
• M8: 4,605,520 km (0.093 R)
• M9: 5,065,533 km (0.105 R)
• M10: 6,291,638 km (0.103 R)
• M11: 6,733,400 km (0.09 R)
• M12: 7,762,035 km (0.028 R)
• M13: 8,533,811 km (0.074 R)
• M14: 9,014,917 km (0.048 R)
• M15: 10,843,452 km (0.084 R)
• M16: 12,030,362 km (0.085 R)
• M17: 13,542,796 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.2

Radius: 12.3

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.94 AU - 4.84 AU

Year: 5393 Days

Day: 5.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,340,849 km

• M1: 153,487 km (0.114 R)
• M2: 543,190 km (0.105 R)
• M3: 981,063 km (0.08 R)
• M4: 1,842,148 km (0.075 R)
• M5: 2,838,320 km (0.092 R)
• M6: 3,647,196 km (0.087 R)
• M7: 4,887,362 km (0.081 R)
• M8: 5,320,897 km (0.08 R)
• M9: 5,809,484 km (0.101 R)
• M10: 8,183,452 km (0.109 R)
• M11: 9,155,539 km (0.025 R)
• M12: 10,030,238 km (0.087 R)
• M13: 14,257,275 km (0.053 R)
• M14: 14,864,792 km (0.115 R)
• M15: 15,547,108 km (0.115 R)
• M16: 16,429,437 km (0.108 R)
• M17: 18,229,548 km (0.109 R)
• M18: 19,410,922 km (0.091 R)
• M19: 20,226,380 km (0.061 R)
• M20: 24,337,479 km (0.085 R)
• M21: 24,887,700 km (0.072 R)
• M22: 26,094,656 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560

Radius: 12.8

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.17 AU - 4.19 AU

Year: 6007 Days

Day: 9.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,340,849 km

• M1: 159,920 km (0.116 R)
• M2: 777,161 km (0.091 R)
• M3: 1,289,833 km (0.116 R)
• M4: 3,310,451 km (0.091 R)
• M5: 4,248,131 km (0.09 R)
• M6: 4,753,472 km (0.064 R)
• M7: 5,734,984 km (0.095 R)
• M8: 10,409,020 km (0.118 R)
• M9: 11,190,070 km (0.117 R)
• M10: 12,510,421 km (0.03 R)
• M11: 13,714,983 km (0.118 R)
• M12: 16,415,075 km (0.112 R)
• M13: 23,459,489 km (0.041 R)
• M14: 25,206,344 km (0.059 R)
• M15: 25,697,473 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.1

Radius: 3.8

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.42 AU - 9.46 AU

Year: 15727 Days

Day: 17.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 40,340,849 km

• M1: 50,414 km (0.088 R)
• M2: 197,320 km (0.085 R)
• M3: 328,068 km (0.118 R)
• M4: 604,226 km (0.05 R)
• M5: 912,996 km (0.084 R)
• M6: 1,417,739 km (0.08 R)
• M7: 1,562,101 km (0.095 R)
• M8: 1,911,562 km (0.115 R)
• M9: 2,293,335 km (0.114 R)
• M10: 2,530,598 km (0.043 R)
• M11: 3,273,351 km (0.101 R)
• M12: 3,918,267 km (0.104 R)
• M13: 4,559,294 km (0.048 R)
• M14: 4,787,730 km (0.053 R)
• M15: 6,569,890 km (0.078 R)
• M16: 7,010,306 km (0.047 R)
• M17: 8,492,222 km (0.115 R)
• M18: 8,881,925 km (0.091 R)
• M19: 10,609,930 km (0.111 R)
• M20: 12,166,047 km (0.088 R)
• M21: 12,549,915 km (0.073 R)
• M22: 13,283,992 km (0.071 R)
• M23: 14,961,732 km (0.074 R)
• M24: 15,149,477 km (0.067 R)
• M25: 15,275,588 km (0.106 R)
• M26: 16,243,187 km (0.118 R)
• M27: 19,838,174 km (0.115 R)
• M28: 20,369,695 km (0.103 R)
• M29: 20,523,182 km (0.11 R)
• M30: 21,381,724 km (0.116 R)
• M31: 26,489,295 km (0.102 R)
• M32: 32,353,232 km (0.117 R)
• M33: 32,562,370 km (0.052 R)
• M34: 38,203,855 km (0.08 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: 245 - 10,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit