🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.53 AU - 0.67 AU

Year: 165 Days

Day: 31.6 Hours

Environment

Temp: 217 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.12 AU - 1.26 AU

Year: 461 Days

Day: 29.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.95 AU - 1.55 AU

Year: 496 Days

Day: 47.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.08 AU - 3.1 AU

Year: 1927 Days

Day: 42.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,341,492 km

• M1: 1,833,322 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.99 AU - 5.79 AU

Year: 3836 Days

Day: 26.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.6

Radius: 8.7

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.32 AU - 8.04 AU

Year: 6125 Days

Day: 11.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,341,492 km

• M1: 108,159 km (0.113 R)
• M2: 1,015,919 km (0.053 R)
• M3: 2,427,525 km (0.11 R)
• M4: 2,782,371 km (0.093 R)
• M5: 3,573,594 km (0.051 R)
• M6: 4,345,818 km (0.103 R)
• M7: 5,105,177 km (0.111 R)
• M8: 5,377,146 km (0.117 R)
• M9: 6,777,232 km (0.064 R)
• M10: 7,255,946 km (0.083 R)
• M11: 7,836,236 km (0.098 R)
• M12: 9,221,811 km (0.114 R)
• M13: 10,763,716 km (0.025 R)
• M14: 14,231,245 km (0.107 R)
• M15: 14,894,114 km (0.074 R)
• M16: 16,608,356 km (0.085 R)
• M17: 17,615,598 km (0.088 R)
• M18: 20,958,213 km (0.103 R)
• M19: 22,696,989 km (0.05 R)
• M20: 24,615,582 km (0.112 R)
• M21: 25,220,256 km (0.08 R)
• M22: 25,834,804 km (0.097 R)
• M23: 26,459,375 km (0.074 R)
• M24: 38,560,198 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.6

Radius: 3.7

Gravity: 27.22 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 14.05 AU - 17.95 AU

Year: 22705 Days

Day: 20 Hours

Environment

Temp: -196 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,341,492 km

• M1: 46,525 km (0.06 R)
• M2: 168,597 km (0.104 R)
• M3: 494,870 km (0.078 R)
• M4: 867,817 km (0.108 R)
• M5: 1,192,594 km (0.084 R)
• M6: 1,676,394 km (0.057 R)
• M7: 5,122,231 km (0.094 R)
• M8: 6,038,518 km (0.108 R)
• M9: 6,492,847 km (0.108 R)
• M10: 8,901,073 km (0.094 R)
• M11: 11,844,711 km (0.086 R)
• M12: 13,499,562 km (0.106 R)
• M13: 19,114,270 km (0.116 R)
• M14: 23,313,781 km (0.061 R)
• M15: 37,974,223 km (0.114 R)
• M16: 40,367,489 km (0.112 R)
• M17: 45,296,590 km (0.117 R)
• M18: 50,611,952 km (0.11 R)
• M19: 51,451,794 km (0.036 R)
• M20: 54,377,180 km (0.042 R)
• M21: 54,552,659 km (0.111 R)
• M22: 64,991,897 km (0.116 R)
• M23: 65,189,516 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.4

Radius: 4

Gravity: 16.46 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 15.88 AU - 16.72 AU

Year: 23346 Days

Day: 22.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 73.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,341,492 km

• M1: 52,359 km (0.111 R)
• M2: 236,664 km (0.108 R)
• M3: 425,307 km (0.118 R)
• M4: 601,234 km (0.077 R)
• M5: 929,152 km (0.117 R)
• M6: 1,164,769 km (0.064 R)
• M7: 1,483,562 km (0.035 R)
• M8: 2,039,318 km (0.075 R)
• M9: 2,232,449 km (0.029 R)
• M10: 2,395,511 km (0.12 R)
• M11: 4,855,199 km (0.079 R)
• M12: 5,060,148 km (0.095 R)
• M13: 7,849,999 km (0.075 R)
• M14: 8,276,203 km (0.117 R)
• M15: 9,020,602 km (0.084 R)
• M16: 10,191,654 km (0.095 R)
• M17: 12,070,454 km (0.054 R)
• M18: 14,586,690 km (0.116 R)
• M19: 15,817,581 km (0.102 R)
• M20: 18,899,896 km (0.051 R)
• M21: 20,184,642 km (0.046 R)
• M22: 21,526,535 km (0.11 R)
• M23: 24,386,547 km (0.048 R)
• M24: 26,218,672 km (0.109 R)
• M25: 26,849,227 km (0.113 R)
• M26: 28,912,631 km (0.116 R)
• M27: 30,846,333 km (0.039 R)
• M28: 36,507,565 km (0.089 R)
• M29: 39,444,171 km (0.083 R)
• M30: 41,818,290 km (0.036 R)
• M31: 41,960,856 km (0.079 R)
• M32: 44,286,056 km (0.097 R)
• M33: 47,311,523 km (0.11 R)
• M34: 48,245,313 km (0.07 R)
• M35: 48,716,846 km (0.093 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 16,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit