🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.7 AU - 0.94 AU

Year: 283 Days

Day: 16.1 Hours

Environment

Temp: 133 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 93,926,472 km

• M1: 38,895 km (0.118 R)
• M2: 110,254 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.92 AU - 1.06 AU

Year: 375 Days

Day: 20.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 47.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.24 AU - 1.26 AU

Year: 532 Days

Day: 14.1 Hours

Environment

Temp: -22 °C

Axial Tilt: 80.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,926,472 km

• M1: 84,523 km (0.104 R)
• M2: 1,100,292 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.21 AU - 1.37 AU

Year: 558 Days

Day: 18.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.72 AU - 2.64 AU

Year: 1226 Days

Day: 35.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.67 AU - 4.41 AU

Year: 3092 Days

Day: 20.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,926,472 km

• M1: 3,176,561 km (0.107 R)

Asteroid Belt

Center: 7.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.9

Radius: 8.2

Gravity: 12.71 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.32 AU - 11.88 AU

Year: 12223 Days

Day: 8.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,926,472 km

• M1: 122,221 km (0.11 R)
• M2: 406,906 km (0.111 R)
• M3: 1,326,784 km (0.076 R)
• M4: 1,839,605 km (0.062 R)
• M5: 2,759,183 km (0.101 R)
• M6: 3,515,550 km (0.115 R)
• M7: 4,131,444 km (0.093 R)
• M8: 8,193,475 km (0.111 R)
• M9: 12,259,246 km (0.065 R)
• M10: 13,143,968 km (0.12 R)
• M11: 15,468,569 km (0.029 R)
• M12: 16,957,068 km (0.079 R)
• M13: 25,147,402 km (0.114 R)
• M14: 25,853,354 km (0.058 R)
• M15: 26,365,727 km (0.081 R)
• M16: 35,384,384 km (0.074 R)
• M17: 39,286,944 km (0.084 R)
• M18: 45,071,146 km (0.067 R)
• M19: 47,934,299 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.8

Radius: 3.7

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 11.1 AU - 14.32 AU

Year: 17255 Days

Day: 19.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 93,926,472 km

• M1: 46,076 km (0.077 R)
• M2: 254,765 km (0.104 R)
• M3: 409,749 km (0.088 R)
• M4: 528,230 km (0.068 R)
• M5: 964,009 km (0.112 R)
• M6: 1,200,224 km (0.056 R)
• M7: 1,473,689 km (0.046 R)
• M8: 1,861,297 km (0.06 R)
• M9: 6,138,898 km (0.088 R)
• M10: 7,934,372 km (0.061 R)
• M11: 8,886,712 km (0.054 R)
• M12: 9,912,654 km (0.05 R)
• M13: 10,145,728 km (0.106 R)
• M14: 11,724,733 km (0.079 R)
• M15: 12,196,714 km (0.084 R)
• M16: 15,988,272 km (0.085 R)
• M17: 17,838,648 km (0.1 R)
• M18: 19,100,806 km (0.098 R)
• M19: 21,411,943 km (0.032 R)
• M20: 23,902,598 km (0.1 R)
• M21: 24,575,489 km (0.093 R)
• M22: 30,614,606 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.6

Radius: 7.9

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 15.13 AU - 16.75 AU

Year: 24234 Days

Day: 21.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,926,472 km

• M1: 98,735 km (0.091 R)
• M2: 447,597 km (0.11 R)
• M3: 1,138,739 km (0.048 R)
• M4: 3,260,037 km (0.116 R)
• M5: 7,982,393 km (0.082 R)
• M6: 10,027,545 km (0.111 R)
• M7: 11,968,129 km (0.11 R)
• M8: 12,254,160 km (0.108 R)
• M9: 17,383,273 km (0.103 R)
• M10: 20,670,686 km (0.096 R)
• M11: 22,460,176 km (0.112 R)
• M12: 25,747,140 km (0.103 R)
• M13: 29,341,229 km (0.115 R)
• M14: 30,124,523 km (0.052 R)
• M15: 32,975,859 km (0.091 R)
• M16: 36,150,924 km (0.114 R)
• M17: 36,449,222 km (0.104 R)
• M18: 46,183,705 km (0.085 R)
• M19: 47,243,157 km (0.077 R)
• M20: 53,747,972 km (0.104 R)
• M21: 63,171,590 km (0.082 R)
• M22: 67,365,268 km (0.07 R)
• M23: 82,335,676 km (0.053 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 16,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit