🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.21 AU - 1.59 AU

Year: 602 Days

Day: 29.4 Hours

Environment

Temp: -4 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.38 AU - 5.24 AU

Year: 3252 Days

Day: 41.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.8

Radius: 13.8

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.75 AU - 9.03 AU

Year: 8055 Days

Day: 6.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,466,007 km

• M1: 172,038 km (0.113 R)
• M2: 647,310 km (0.074 R)
• M3: 1,448,706 km (0.108 R)
• M4: 2,307,248 km (0.114 R)
• M5: 3,566,413 km (0.063 R)
• M6: 4,324,874 km (0.117 R)
• M7: 5,270,183 km (0.084 R)
• M8: 6,664,735 km (0.09 R)
• M9: 11,746,574 km (0.064 R)
• M10: 13,017,109 km (0.061 R)
• M11: 14,323,398 km (0.113 R)
• M12: 19,223,775 km (0.109 R)
• M13: 20,569,707 km (0.086 R)
• M14: 21,055,452 km (0.118 R)
• M15: 21,619,735 km (0.117 R)
• M16: 24,906,549 km (0.045 R)
• M17: 27,496,837 km (0.049 R)
• M18: 28,857,130 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.9

Radius: 3.7

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 10.71 AU - 16.67 AU

Year: 18409 Days

Day: 16.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,466,007 km

• M1: 46,675 km (0.093 R)
• M2: 254,616 km (0.119 R)
• M3: 456,124 km (0.057 R)
• M4: 1,702,125 km (0.089 R)
• M5: 2,690,667 km (0.068 R)
• M6: 3,204,237 km (0.117 R)
• M7: 4,323,378 km (0.105 R)
• M8: 7,544,221 km (0.107 R)
• M9: 9,195,183 km (0.054 R)
• M10: 9,401,628 km (0.054 R)
• M11: 12,026,472 km (0.088 R)
• M12: 15,215,749 km (0.118 R)
• M13: 15,621,010 km (0.073 R)
• M14: 17,127,311 km (0.037 R)
• M15: 18,727,709 km (0.061 R)
• M16: 19,059,367 km (0.057 R)
• M17: 27,297,572 km (0.106 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 11,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit