🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.44 AU - 0.64 AU

Year: 148 Days

Day: 31.9 Hours

Environment

Temp: 187 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.57 AU - 0.71 AU

Year: 191 Days

Day: 37.1 Hours

Environment

Temp: 155 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.63 AU - 0.71 AU

Year: 204 Days

Day: 13.2 Hours

Environment

Temp: 202 °C

Axial Tilt: 143.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,493,909 km

• M1: 73,602 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.1 AU - 1.68 AU

Year: 611 Days

Day: 34.1 Hours

Environment

Temp: -25 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,493,909 km

• M1: 34,108 km (0.102 R)
• M2: 617,839 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.68 AU - 2.58 AU

Year: 1159 Days

Day: 47.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.38 AU - 2.82 AU

Year: 1563 Days

Day: 16.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.63 AU - 3.19 AU

Year: 1851 Days

Day: 40.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.5

Radius: 10.3

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.54 AU - 5.44 AU

Year: 4155 Days

Day: 13.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,493,909 km

• M1: 134,339 km (0.053 R)
• M2: 369,507 km (0.083 R)
• M3: 584,479 km (0.099 R)
• M4: 1,423,274 km (0.052 R)
• M5: 2,123,691 km (0.115 R)
• M6: 2,365,292 km (0.091 R)
• M7: 3,236,700 km (0.102 R)
• M8: 3,794,700 km (0.095 R)
• M9: 4,656,533 km (0.119 R)
• M10: 5,292,473 km (0.101 R)
• M11: 5,677,090 km (0.106 R)
• M12: 6,005,158 km (0.048 R)
• M13: 6,652,767 km (0.091 R)
• M14: 6,970,214 km (0.103 R)
• M15: 7,470,469 km (0.065 R)
• M16: 7,807,214 km (0.095 R)
• M17: 8,315,846 km (0.118 R)
• M18: 8,819,692 km (0.066 R)
• M19: 9,055,608 km (0.102 R)
• M20: 9,492,583 km (0.12 R)
• M21: 10,842,704 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.9

Radius: 6.3

Gravity: 22.19 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 13.88 AU - 23.08 AU

Year: 29615 Days

Day: 20.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 107,493,909 km

• M1: 79,287 km (0.032 R)
• M2: 575,054 km (0.111 R)
• M3: 948,451 km (0.093 R)
• M4: 1,354,609 km (0.058 R)
• M5: 1,783,655 km (0.088 R)
• M6: 2,897,412 km (0.098 R)
• M7: 4,374,990 km (0.076 R)
• M8: 5,043,692 km (0.101 R)
• M9: 5,372,209 km (0.07 R)
• M10: 5,564,742 km (0.108 R)
• M11: 7,966,984 km (0.086 R)
• M12: 9,112,006 km (0.037 R)
• M13: 11,989,521 km (0.093 R)
• M14: 12,277,497 km (0.082 R)
• M15: 13,999,369 km (0.079 R)
• M16: 15,103,251 km (0.03 R)
• M17: 16,165,845 km (0.116 R)
• M18: 20,217,554 km (0.119 R)
• M19: 22,121,037 km (0.119 R)
• M20: 23,005,609 km (0.074 R)
• M21: 24,723,890 km (0.113 R)
• M22: 25,974,229 km (0.027 R)
• M23: 28,346,852 km (0.071 R)
• M24: 32,808,309 km (0.096 R)
• M25: 33,763,940 km (0.116 R)
• M26: 34,125,817 km (0.074 R)
• M27: 36,587,750 km (0.059 R)
• M28: 39,655,553 km (0.07 R)
• M29: 41,903,411 km (0.091 R)
• M30: 49,893,433 km (0.113 R)
• M31: 58,740,202 km (0.063 R)
• M32: 64,761,367 km (0.098 R)
• M33: 70,902,210 km (0.099 R)
• M34: 71,076,641 km (0.09 R)
• M35: 71,426,401 km (0.108 R)
• M36: 71,601,580 km (0.118 R)
• M37: 72,833,967 km (0.058 R)
• M38: 78,969,574 km (0.098 R)
• M39: 81,568,239 km (0.099 R)
• M40: 84,971,142 km (0.104 R)
• M41: 92,582,981 km (0.027 R)
• M42: 95,192,715 km (0.12 R)
• M43: 98,866,390 km (0.065 R)
• M44: 99,278,832 km (0.078 R)
• M45: 107,493,849 km (0.076 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 16,387 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit