🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.22 AU - 1.44 AU

Year: 700 Days

Day: 25.4 Hours

Environment

Temp: -109 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.6

Radius: 10.1

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.43 AU - 2.69 AU

Year: 1870 Days

Day: 8.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,395,495 km

• M1: 125,662 km (0.109 R)
• M2: 508,483 km (0.108 R)
• M3: 1,144,125 km (0.098 R)
• M4: 1,636,152 km (0.071 R)
• M5: 1,960,330 km (0.106 R)
• M6: 2,353,175 km (0.06 R)
• M7: 3,529,313 km (0.062 R)
• M8: 3,859,027 km (0.096 R)
• M9: 4,343,873 km (0.114 R)
• M10: 4,682,413 km (0.087 R)
• M11: 5,301,150 km (0.098 R)
• M12: 5,618,896 km (0.094 R)
• M13: 6,571,834 km (0.092 R)
• M14: 7,657,765 km (0.12 R)
• M15: 8,005,730 km (0.073 R)
• M16: 8,394,685 km (0.077 R)
• M17: 8,954,031 km (0.094 R)
• M18: 10,181,930 km (0.098 R)
• M19: 10,639,101 km (0.045 R)
• M20: 11,822,570 km (0.085 R)
• M21: 12,685,750 km (0.109 R)
• M22: 14,758,728 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 1000

Radius: 8.1

Gravity: 15.24 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.86 AU - 4.5 AU

Year: 3223 Days

Day: 14.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,395,495 km

• M1: 100,829 km (0.071 R)
• M2: 422,764 km (0.113 R)
• M3: 823,087 km (0.076 R)
• M4: 1,164,470 km (0.11 R)
• M5: 1,576,462 km (0.109 R)
• M6: 2,167,673 km (0.079 R)
• M7: 2,744,074 km (0.116 R)
• M8: 3,188,828 km (0.103 R)
• M9: 4,406,405 km (0.119 R)
• M10: 4,791,171 km (0.04 R)
• M11: 5,145,868 km (0.076 R)
• M12: 5,766,848 km (0.119 R)
• M13: 6,287,000 km (0.091 R)
• M14: 7,861,667 km (0.062 R)
• M15: 8,611,153 km (0.108 R)
• M16: 9,803,298 km (0.099 R)
• M17: 11,410,278 km (0.103 R)
• M18: 11,860,718 km (0.118 R)
• M19: 14,036,469 km (0.04 R)
• M20: 17,989,294 km (0.069 R)
• M21: 18,476,534 km (0.05 R)
• M22: 19,035,282 km (0.114 R)
• M23: 23,409,972 km (0.03 R)
• M24: 25,408,899 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.1

Radius: 5.3

Gravity: 12.43 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 15.4 AU - 15.84 AU

Year: 28185 Days

Day: 16 Hours

Environment

Temp: -207 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,395,495 km

• M1: 116,238 km (0.117 R)
• M2: 344,673 km (0.109 R)
• M3: 1,216,081 km (0.097 R)
• M4: 2,759,333 km (0.087 R)
• M5: 3,995,310 km (0.071 R)
• M6: 4,950,942 km (0.073 R)
• M7: 6,523,814 km (0.106 R)
• M8: 10,131,665 km (0.114 R)
• M9: 12,696,072 km (0.118 R)
• M10: 14,652,663 km (0.115 R)
• M11: 15,902,403 km (0.065 R)
• M12: 18,257,373 km (0.097 R)
• M13: 19,242,924 km (0.066 R)
• M14: 22,210,497 km (0.081 R)
• M15: 56,268,546 km (0.093 R)
• M16: 56,830,436 km (0.105 R)
• M17: 57,965,734 km (0.089 R)
• M18: 59,309,273 km (0.089 R)
• M19: 68,658,092 km (0.109 R)
• M20: 76,166,709 km (0.051 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 18,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit