🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.6 AU - 0.94 AU

Year: 246 Days

Day: 18.9 Hours

Environment

Temp: 142 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,991,049 km

• M1: 192,532 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.54 AU - 3.8 AU

Year: 2555 Days

Day: 23.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.36 AU - 3.98 AU

Year: 2555 Days

Day: 46.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.2

Radius: 11.2

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.57 AU - 12.21 AU

Year: 13061 Days

Day: 8.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,991,049 km

• M1: 139,276 km (0.101 R)
• M2: 796,609 km (0.057 R)
• M3: 1,642,285 km (0.064 R)
• M4: 2,887,987 km (0.094 R)
• M5: 4,624,968 km (0.12 R)
• M6: 5,030,677 km (0.104 R)
• M7: 5,428,757 km (0.089 R)
• M8: 6,150,716 km (0.079 R)
• M9: 6,935,357 km (0.044 R)
• M10: 8,404,109 km (0.103 R)
• M11: 9,553,769 km (0.101 R)
• M12: 11,522,926 km (0.09 R)
• M13: 13,110,608 km (0.103 R)
• M14: 13,631,657 km (0.069 R)
• M15: 16,182,600 km (0.07 R)
• M16: 17,885,473 km (0.07 R)
• M17: 22,373,110 km (0.116 R)
• M18: 26,354,358 km (0.091 R)
• M19: 27,371,922 km (0.058 R)
• M20: 28,032,995 km (0.117 R)
• M21: 29,093,495 km (0.056 R)
• M22: 29,881,277 km (0.118 R)
• M23: 34,252,676 km (0.083 R)
• M24: 34,910,010 km (0.036 R)
• M25: 35,464,270 km (0.114 R)
• M26: 37,740,252 km (0.049 R)
• M27: 38,206,847 km (0.064 R)
• M28: 38,795,515 km (0.065 R)
• M29: 39,749,949 km (0.12 R)
• M30: 40,475,948 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.2

Radius: 4.8

Gravity: 36.6 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 12.38 AU - 13.52 AU

Year: 16937 Days

Day: 17.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,991,049 km

• M1: 59,690 km (0.032 R)
• M2: 247,285 km (0.104 R)
• M3: 417,976 km (0.116 R)
• M4: 735,124 km (0.102 R)
• M5: 1,119,142 km (0.114 R)
• M6: 1,312,123 km (0.07 R)
• M7: 1,593,068 km (0.08 R)
• M8: 1,820,008 km (0.086 R)
• M9: 4,352,700 km (0.081 R)
• M10: 5,540,656 km (0.09 R)
• M11: 8,074,994 km (0.086 R)
• M12: 9,677,337 km (0.083 R)
• M13: 9,963,517 km (0.063 R)
• M14: 10,856,168 km (0.106 R)
• M15: 12,867,661 km (0.119 R)
• M16: 28,665,046 km (0.05 R)
• M17: 30,095,052 km (0.11 R)
• M18: 30,827,633 km (0.096 R)
• M19: 37,681,310 km (0.086 R)
• M20: 38,247,089 km (0.068 R)
• M21: 39,686,071 km (0.11 R)
• M22: 48,417,201 km (0.048 R)
• M23: 68,492,188 km (0.086 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 17,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit