🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.58 AU - 0.62 AU

Year: 162 Days

Day: 33.7 Hours

Environment

Temp: 180 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,314,443 km

• M1: 18,550 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.34 AU - 1.58 AU

Year: 614 Days

Day: 30.5 Hours

Environment

Temp: -9 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.26 AU - 1.92 AU

Year: 698 Days

Day: 34.4 Hours

Environment

Temp: -15 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.41 AU - 1.99 AU

Year: 772 Days

Day: 12.3 Hours

Environment

Temp: -39 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.62 AU - 2.86 AU

Year: 1580 Days

Day: 31.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,314,443 km

• M1: 126,560 km (0.025 R)
• M2: 255,962 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.62 AU - 4.84 AU

Year: 3030 Days

Day: 28.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 59.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,314,443 km

• M1: 133,142 km (0.057 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.11 AU - 5.07 AU

Year: 3425 Days

Day: 18.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 154.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.1

Radius: 9.2

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 7.63 AU - 12.49 AU

Year: 11112 Days

Day: 5.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,314,443 km

• M1: 114,891 km (0.116 R)
• M2: 413,937 km (0.069 R)
• M3: 958,474 km (0.109 R)
• M4: 1,572,872 km (0.11 R)
• M5: 2,163,484 km (0.109 R)
• M6: 2,655,811 km (0.066 R)
• M7: 3,078,575 km (0.09 R)
• M8: 3,468,875 km (0.11 R)
• M9: 3,919,763 km (0.075 R)
• M10: 4,560,790 km (0.067 R)
• M11: 5,169,354 km (0.044 R)
• M12: 8,432,832 km (0.072 R)
• M13: 9,101,834 km (0.085 R)
• M14: 12,255,506 km (0.095 R)
• M15: 12,864,370 km (0.114 R)
• M16: 13,176,431 km (0.095 R)
• M17: 15,017,981 km (0.091 R)
• M18: 16,072,047 km (0.114 R)
• M19: 18,882,094 km (0.097 R)
• M20: 20,276,795 km (0.091 R)
• M21: 23,178,245 km (0.09 R)
• M22: 27,256,732 km (0.07 R)
• M23: 27,668,425 km (0.117 R)
• M24: 28,822,274 km (0.086 R)
• M25: 33,523,536 km (0.116 R)
• M26: 37,304,473 km (0.079 R)
• M27: 43,424,821 km (0.085 R)
• M28: 45,846,212 km (0.12 R)
• M29: 47,311,972 km (0.084 R)
• M30: 48,056,371 km (0.117 R)
• M31: 49,568,656 km (0.091 R)
• M32: 50,028,370 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590

Radius: 7.9

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 13.39 AU - 17.17 AU

Year: 20801 Days

Day: 15.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,314,443 km

• M1: 98,286 km (0.1 R)
• M2: 502,798 km (0.109 R)
• M3: 785,538 km (0.088 R)
• M4: 1,124,228 km (0.082 R)
• M5: 1,559,109 km (0.054 R)
• M6: 2,507,410 km (0.097 R)
• M7: 3,362,811 km (0.116 R)
• M8: 4,300,640 km (0.045 R)
• M9: 5,402,727 km (0.103 R)
• M10: 7,416,763 km (0.115 R)
• M11: 8,460,807 km (0.113 R)
• M12: 9,375,299 km (0.109 R)
• M13: 11,849,647 km (0.1 R)
• M14: 14,429,463 km (0.091 R)
• M15: 14,728,958 km (0.098 R)
• M16: 16,696,618 km (0.032 R)
• M17: 17,445,954 km (0.105 R)
• M18: 19,644,893 km (0.113 R)
• M19: 20,292,353 km (0.099 R)
• M20: 23,952,713 km (0.115 R)
• M21: 25,883,124 km (0.091 R)
• M22: 29,446,845 km (0.066 R)
• M23: 32,935,318 km (0.092 R)
• M24: 34,511,182 km (0.1 R)
• M25: 36,274,492 km (0.105 R)
• M26: 37,954,625 km (0.099 R)
• M27: 42,995,924 km (0.099 R)
• M28: 46,811,567 km (0.032 R)
• M29: 48,633,520 km (0.032 R)
• M30: 53,662,551 km (0.057 R)
• M31: 63,930,500 km (0.106 R)
• M32: 72,547,487 km (0.109 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 19,212 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit