🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.53 AU - 0.69 AU

Year: 177 Days

Day: 31.1 Hours

Environment

Temp: 153 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,439,341 km

• M1: 42,187 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.77 AU - 0.83 AU

Year: 265 Days

Day: 12.8 Hours

Environment

Temp: 174 °C

Axial Tilt: 27.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.29 AU - 1.73 AU

Year: 688 Days

Day: 15.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.76 AU - 2.14 AU

Year: 1010 Days

Day: 16.6 Hours

Environment

Temp: -69 °C

Axial Tilt: 130.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.2 AU - 3.5 AU

Year: 2274 Days

Day: 19.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.68 AU - 4.46 AU

Year: 2502 Days

Day: 17.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773

Radius: 12.6

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.74 AU - 5.8 AU

Year: 4487 Days

Day: 14 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,439,341 km

• M1: 156,629 km (0.064 R)
• M2: 563,834 km (0.03 R)
• M3: 1,092,214 km (0.089 R)
• M4: 1,630,168 km (0.064 R)
• M5: 2,103,496 km (0.038 R)
• M6: 3,100,416 km (0.093 R)
• M7: 3,537,391 km (0.048 R)
• M8: 5,210,793 km (0.085 R)
• M9: 6,222,823 km (0.057 R)
• M10: 6,890,328 km (0.086 R)
• M11: 7,430,526 km (0.105 R)
• M12: 8,558,045 km (0.091 R)
• M13: 9,063,537 km (0.107 R)
• M14: 10,006,751 km (0.084 R)
• M15: 10,436,845 km (0.117 R)
• M16: 10,879,356 km (0.115 R)
• M17: 12,331,053 km (0.103 R)
• M18: 13,385,569 km (0.111 R)
• M19: 16,195,914 km (0.116 R)
• M20: 17,708,199 km (0.097 R)
• M21: 18,275,025 km (0.094 R)
• M22: 18,788,894 km (0.04 R)
• M23: 19,578,023 km (0.119 R)
• M24: 20,802,781 km (0.077 R)
• M25: 21,576,052 km (0.092 R)
• M26: 24,940,508 km (0.113 R)
• M27: 25,813,262 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.9

Radius: 7.6

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11.74 AU - 16.78 AU

Year: 19970 Days

Day: 22.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,439,341 km

• M1: 94,695 km (0.118 R)
• M2: 379,979 km (0.119 R)
• M3: 850,913 km (0.084 R)
• M4: 1,950,457 km (0.12 R)
• M5: 3,077,079 km (0.114 R)
• M6: 3,448,530 km (0.059 R)
• M7: 4,251,571 km (0.119 R)
• M8: 4,493,621 km (0.093 R)
• M9: 5,038,905 km (0.092 R)
• M10: 6,107,931 km (0.105 R)
• M11: 7,320,721 km (0.108 R)
• M12: 8,029,516 km (0.095 R)
• M13: 12,705,497 km (0.081 R)
• M14: 13,466,950 km (0.099 R)
• M15: 14,803,308 km (0.102 R)
• M16: 15,220,835 km (0.079 R)
• M17: 17,427,554 km (0.112 R)
• M18: 26,823,945 km (0.052 R)
• M19: 29,146,901 km (0.084 R)
• M20: 34,796,465 km (0.057 R)
• M21: 41,134,777 km (0.075 R)
• M22: 47,898,097 km (0.063 R)
• M23: 51,145,866 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.6

Radius: 3.7

Gravity: 17.06 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 14.54 AU - 21.14 AU

Year: 27945 Days

Day: 18.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,439,341 km

• M1: 46,226 km (0.109 R)
• M2: 523,293 km (0.114 R)
• M3: 669,750 km (0.11 R)
• M4: 875,148 km (0.097 R)
• M5: 1,146,967 km (0.027 R)
• M6: 1,367,474 km (0.08 R)
• M7: 2,917,158 km (0.063 R)
• M8: 3,117,919 km (0.083 R)
• M9: 3,575,240 km (0.108 R)
• M10: 5,142,726 km (0.087 R)
• M11: 8,445,099 km (0.11 R)
• M12: 9,381,432 km (0.069 R)
• M13: 9,874,656 km (0.088 R)
• M14: 10,972,106 km (0.108 R)
• M15: 11,643,352 km (0.086 R)
• M16: 13,543,544 km (0.095 R)
• M17: 17,126,263 km (0.047 R)
• M18: 18,028,039 km (0.118 R)
• M19: 21,292,714 km (0.109 R)
• M20: 24,212,864 km (0.115 R)
• M21: 24,930,635 km (0.046 R)
• M22: 44,829,994 km (0.058 R)
• M23: 47,804,299 km (0.105 R)
• M24: 51,074,359 km (0.109 R)
• M25: 56,611,275 km (0.108 R)
• M26: 59,709,148 km (0.045 R)
• M27: 64,467,407 km (0.081 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 12,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit