🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.13 AU - 3.25 AU

Year: 1653 Days

Day: 43.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626

Radius: 13

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.94 AU - 5.1 AU

Year: 3601 Days

Day: 14.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,043,581 km

• M1: 162,014 km (0.064 R)
• M2: 786,735 km (0.117 R)
• M3: 1,394,701 km (0.095 R)
• M4: 2,683,487 km (0.111 R)
• M5: 4,202,354 km (0.07 R)
• M6: 6,092,373 km (0.054 R)
• M7: 6,914,713 km (0.084 R)
• M8: 7,644,451 km (0.095 R)
• M9: 8,962,109 km (0.083 R)
• M10: 9,446,058 km (0.077 R)
• M11: 11,257,988 km (0.086 R)
• M12: 12,268,821 km (0.063 R)
• M13: 12,773,115 km (0.117 R)
• M14: 16,259,793 km (0.108 R)
• M15: 18,788,146 km (0.104 R)
• M16: 19,213,303 km (0.097 R)
• M17: 19,769,508 km (0.084 R)
• M18: 22,034,719 km (0.083 R)
• M19: 22,712,547 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.9

Radius: 8.9

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.56 AU - 8.58 AU

Year: 7045 Days

Day: 13.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 25,043,581 km

• M1: 110,702 km (0.085 R)
• M2: 497,263 km (0.068 R)
• M3: 870,061 km (0.109 R)
• M4: 1,661,135 km (0.054 R)
• M5: 3,634,031 km (0.06 R)
• M6: 4,154,183 km (0.058 R)
• M7: 4,446,049 km (0.111 R)
• M8: 5,221,414 km (0.113 R)
• M9: 6,151,464 km (0.041 R)
• M10: 7,649,388 km (0.085 R)
• M11: 8,048,814 km (0.117 R)
• M12: 8,803,087 km (0.103 R)
• M13: 10,021,561 km (0.111 R)
• M14: 10,944,131 km (0.045 R)
• M15: 11,711,569 km (0.109 R)
• M16: 12,242,791 km (0.114 R)
• M17: 15,019,477 km (0.118 R)
• M18: 15,583,161 km (0.079 R)
• M19: 15,966,730 km (0.087 R)
• M20: 16,488,079 km (0.103 R)
• M21: 17,840,892 km (0.092 R)
• M22: 19,266,261 km (0.049 R)
• M23: 20,997,557 km (0.079 R)
• M24: 21,544,337 km (0.109 R)
• M25: 21,861,186 km (0.119 R)
• M26: 23,242,124 km (0.074 R)
• M27: 25,289,520 km (0.093 R)
• M28: 26,447,408 km (0.096 R)
• M29: 27,547,102 km (0.049 R)
• M30: 28,202,639 km (0.068 R)
• M31: 28,677,164 km (0.098 R)
• M32: 29,253,564 km (0.119 R)
• M33: 35,121,092 km (0.106 R)
• M34: 37,695,522 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.2

Radius: 8.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.52 AU - 12.42 AU

Year: 11797 Days

Day: 8.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,043,581 km

• M1: 109,506 km (0.104 R)
• M2: 404,961 km (0.086 R)
• M3: 874,100 km (0.08 R)
• M4: 1,341,893 km (0.105 R)
• M5: 2,009,997 km (0.057 R)
• M6: 2,632,623 km (0.063 R)
• M7: 3,079,023 km (0.081 R)
• M8: 3,495,354 km (0.114 R)
• M9: 3,906,300 km (0.112 R)
• M10: 5,824,892 km (0.103 R)
• M11: 9,338,647 km (0.09 R)
• M12: 10,172,506 km (0.099 R)
• M13: 11,671,027 km (0.033 R)
• M14: 12,732,574 km (0.043 R)
• M15: 13,807,135 km (0.102 R)
• M16: 14,418,093 km (0.068 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: 185 - 13,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit