🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.5 AU - 0.52 AU

Year: 239 Days

Day: 21.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.7

Radius: 14.9

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.45 AU - 1.59 AU

Year: 1229 Days

Day: 9.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,409,042 km

• M1: 185,352 km (0.106 R)
• M2: 1,208,751 km (0.095 R)
• M3: 1,985,912 km (0.108 R)
• M4: 2,466,719 km (0.114 R)
• M5: 3,221,740 km (0.105 R)
• M6: 4,178,717 km (0.094 R)
• M7: 4,659,525 km (0.11 R)
• M8: 5,137,939 km (0.082 R)
• M9: 6,104,790 km (0.087 R)
• M10: 7,544,819 km (0.072 R)
• M11: 8,596,043 km (0.043 R)
• M12: 9,529,833 km (0.109 R)
• M13: 10,273,634 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.9

Radius: 10.1

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.27 AU - 3.25 AU

Year: 3008 Days

Day: 8.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,409,042 km

• M1: 126,111 km (0.097 R)
• M2: 441,912 km (0.085 R)
• M3: 1,689,259 km (0.101 R)
• M4: 2,196,246 km (0.108 R)
• M5: 3,275,595 km (0.104 R)
• M6: 5,286,490 km (0.103 R)
• M7: 6,732,503 km (0.066 R)
• M8: 7,292,447 km (0.075 R)
• M9: 10,025,900 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.4

Radius: 6.3

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.03 AU - 8.57 AU

Year: 12939 Days

Day: 18.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,409,042 km

• M1: 78,389 km (0.104 R)
• M2: 442,660 km (0.075 R)
• M3: 746,045 km (0.09 R)
• M4: 1,017,864 km (0.118 R)
• M5: 1,284,447 km (0.1 R)
• M6: 1,624,184 km (0.109 R)
• M7: 1,823,149 km (0.104 R)
• M8: 2,169,020 km (0.061 R)
• M9: 2,614,372 km (0.115 R)
• M10: 3,140,359 km (0.075 R)
• M11: 4,791,021 km (0.111 R)
• M12: 7,831,897 km (0.054 R)
• M13: 8,363,119 km (0.09 R)
• M14: 12,775,359 km (0.102 R)
• M15: 13,626,720 km (0.089 R)
• M16: 14,155,250 km (0.117 R)
• M17: 19,031,392 km (0.118 R)
• M18: 27,618,759 km (0.112 R)
• M19: 28,941,952 km (0.115 R)
• M20: 36,869,891 km (0.116 R)
• M21: 37,096,083 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 11,294 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit