🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.39 AU - 0.61 AU

Year: 125 Days

Day: 41.5 Hours

Environment

Temp: 225 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.76 AU - 0.86 AU

Year: 259 Days

Day: 15.1 Hours

Environment

Temp: 154 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.53 AU - 1.75 AU

Year: 745 Days

Day: 27.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.05 AU - 3.19 AU

Year: 1504 Days

Day: 17.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.77 AU - 6.29 AU

Year: 4002 Days

Day: 16.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.41 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.2

Radius: 10.1

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 9.76 AU - 13.82 AU

Year: 14362 Days

Day: 11.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,351,178 km

• M1: 149,299 km (0.065 R)
• M2: 555,606 km (0.079 R)
• M3: 870,660 km (0.101 R)
• M4: 1,367,025 km (0.054 R)
• M5: 1,706,762 km (0.064 R)
• M6: 4,379,627 km (0.104 R)
• M7: 5,130,758 km (0.106 R)
• M8: 5,729,299 km (0.07 R)
• M9: 6,290,590 km (0.08 R)
• M10: 6,888,234 km (0.032 R)
• M11: 8,396,480 km (0.067 R)
• M12: 10,228,455 km (0.107 R)
• M13: 12,908,800 km (0.102 R)
• M14: 16,496,905 km (0.079 R)
• M15: 19,345,548 km (0.113 R)
• M16: 23,297,774 km (0.096 R)
• M17: 25,145,308 km (0.093 R)
• M18: 27,088,434 km (0.059 R)
• M19: 38,045,282 km (0.115 R)
• M20: 40,167,178 km (0.103 R)
• M21: 41,772,513 km (0.087 R)
• M22: 44,491,155 km (0.105 R)
• M23: 49,777,644 km (0.094 R)
• M24: 56,006,152 km (0.069 R)
• M25: 61,386,439 km (0.052 R)
• M26: 69,151,616 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517

Radius: 11.6

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 10.92 AU - 13.84 AU

Year: 15453 Days

Day: 7.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,351,178 km

• M1: 144,362 km (0.062 R)
• M2: 512,672 km (0.064 R)
• M3: 2,859,115 km (0.105 R)
• M4: 4,363,620 km (0.116 R)
• M5: 5,411,404 km (0.072 R)
• M6: 6,459,486 km (0.074 R)
• M7: 12,094,988 km (0.09 R)
• M8: 12,525,381 km (0.077 R)
• M9: 15,184,483 km (0.037 R)
• M10: 21,772,624 km (0.099 R)
• M11: 22,594,963 km (0.031 R)
• M12: 24,496,651 km (0.094 R)
• M13: 25,889,856 km (0.097 R)
• M14: 29,381,620 km (0.095 R)
• M15: 31,182,629 km (0.051 R)
• M16: 33,056,193 km (0.059 R)
• M17: 34,142,423 km (0.074 R)
• M18: 36,386,092 km (0.115 R)
• M19: 38,593,857 km (0.108 R)
• M20: 41,860,626 km (0.117 R)
• M21: 42,563,586 km (0.092 R)
• M22: 49,719,152 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.8

Radius: 4.1

Gravity: 26.76 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 12.72 AU - 18.56 AU

Year: 21943 Days

Day: 19.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 70,351,178 km

• M1: 51,162 km (0.092 R)
• M2: 252,222 km (0.071 R)
• M3: 427,700 km (0.11 R)
• M4: 851,810 km (0.12 R)
• M5: 1,162,675 km (0.113 R)
• M6: 1,300,903 km (0.057 R)
• M7: 1,561,353 km (0.12 R)
• M8: 2,554,533 km (0.104 R)
• M9: 2,693,958 km (0.119 R)
• M10: 3,497,598 km (0.119 R)
• M11: 4,094,195 km (0.106 R)
• M12: 4,350,755 km (0.109 R)
• M13: 4,618,086 km (0.097 R)
• M14: 5,112,058 km (0.083 R)
• M15: 5,797,815 km (0.073 R)
• M16: 11,811,051 km (0.105 R)
• M17: 12,730,480 km (0.099 R)
• M18: 14,125,181 km (0.112 R)
• M19: 15,388,235 km (0.112 R)
• M20: 18,221,769 km (0.075 R)
• M21: 19,535,986 km (0.082 R)
• M22: 19,987,622 km (0.051 R)
• M23: 22,058,206 km (0.081 R)
• M24: 22,547,989 km (0.116 R)
• M25: 23,346,692 km (0.103 R)
• M26: 24,789,265 km (0.077 R)
• M27: 26,181,273 km (0.084 R)
• M28: 31,277,923 km (0.106 R)
• M29: 32,396,017 km (0.084 R)
• M30: 38,529,380 km (0.117 R)
• M31: 48,286,004 km (0.103 R)
• M32: 49,443,592 km (0.098 R)
• M33: 58,069,256 km (0.115 R)
• M34: 59,755,373 km (0.087 R)
• M35: 61,473,804 km (0.086 R)
• M36: 69,930,273 km (0.099 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 18,536 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit