🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.58 AU - 0.82 AU

Year: 224 Days

Day: 42.8 Hours

Environment

Temp: 101 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.6 AU - 0.88 AU

Year: 244 Days

Day: 37.6 Hours

Environment

Temp: 108 °C

Axial Tilt: 49.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.3

Radius: 11.1

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.73 AU - 8.71 AU

Year: 7428 Days

Day: 12.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,556,731 km

• M1: 140,772 km (0.094 R)
• M2: 595,400 km (0.067 R)
• M3: 1,098,348 km (0.113 R)
• M4: 1,669,063 km (0.114 R)
• M5: 2,239,929 km (0.117 R)
• M6: 3,307,310 km (0.042 R)
• M7: 3,730,373 km (0.095 R)
• M8: 4,816,154 km (0.07 R)
• M9: 8,692,384 km (0.117 R)
• M10: 9,883,483 km (0.032 R)
• M11: 10,766,260 km (0.108 R)
• M12: 12,436,520 km (0.055 R)
• M13: 13,465,155 km (0.118 R)
• M14: 14,218,230 km (0.044 R)
• M15: 22,385,227 km (0.098 R)
• M16: 23,518,880 km (0.1 R)
• M17: 28,090,441 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.8

Radius: 8.5

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.34 AU - 12.08 AU

Year: 12491 Days

Day: 9.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 166.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 33,556,731 km

• M1: 118,930 km (0.102 R)
• M2: 480,808 km (0.059 R)
• M3: 805,435 km (0.101 R)
• M4: 1,096,403 km (0.103 R)
• M5: 1,693,149 km (0.101 R)
• M6: 15,840,171 km (0.076 R)
• M7: 25,810,420 km (0.112 R)
• M8: 27,924,238 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64.3

Radius: 7.2

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 11.77 AU - 15.35 AU

Year: 19119 Days

Day: 21.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,556,731 km

• M1: 89,609 km (0.06 R)
• M2: 337,642 km (0.119 R)
• M3: 984,204 km (0.084 R)
• M4: 1,248,993 km (0.118 R)
• M5: 2,152,115 km (0.103 R)
• M6: 2,658,653 km (0.096 R)
• M7: 3,608,749 km (0.078 R)
• M8: 4,822,437 km (0.106 R)
• M9: 5,185,661 km (0.08 R)
• M10: 5,688,010 km (0.118 R)
• M11: 6,352,973 km (0.109 R)
• M12: 6,653,216 km (0.053 R)
• M13: 9,754,978 km (0.104 R)
• M14: 11,421,797 km (0.094 R)
• M15: 12,374,137 km (0.071 R)
• M16: 14,722,974 km (0.047 R)
• M17: 25,980,513 km (0.063 R)
• M18: 30,918,439 km (0.096 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: 464 - 15,499 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit