🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.59 AU - 0.85 AU

Year: 227 Days

Day: 12.2 Hours

Environment

Temp: 113 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.84 AU - 0.9 AU

Year: 301 Days

Day: 15.2 Hours

Environment

Temp: 119 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,373,704 km

• M1: 56,548 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.9 AU - 1.28 AU

Year: 422 Days

Day: 41.8 Hours

Environment

Temp: 11 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.16 AU - 2.26 AU

Year: 1218 Days

Day: 33.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 173.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,373,704 km

• M1: 711,936 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.93 AU - 2.99 AU

Year: 1889 Days

Day: 15.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.5 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.2

Radius: 11.9

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 9.73 AU - 14.35 AU

Year: 15493 Days

Day: 8.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 49,373,704 km

• M1: 148,102 km (0.056 R)
• M2: 853,007 km (0.106 R)
• M3: 1,380,190 km (0.108 R)
• M4: 1,900,192 km (0.119 R)
• M5: 2,277,179 km (0.118 R)
• M6: 3,110,289 km (0.105 R)
• M7: 3,955,966 km (0.039 R)
• M8: 5,302,796 km (0.107 R)
• M9: 8,725,894 km (0.1 R)
• M10: 9,191,892 km (0.079 R)
• M11: 9,728,948 km (0.059 R)
• M12: 10,866,191 km (0.04 R)
• M13: 11,406,090 km (0.12 R)
• M14: 13,471,737 km (0.038 R)
• M15: 13,885,226 km (0.082 R)
• M16: 15,325,105 km (0.116 R)
• M17: 15,700,147 km (0.096 R)
• M18: 17,101,281 km (0.103 R)
• M19: 19,884,100 km (0.07 R)
• M20: 21,059,042 km (0.053 R)
• M21: 21,993,729 km (0.119 R)
• M22: 22,471,395 km (0.05 R)
• M23: 24,147,490 km (0.11 R)
• M24: 24,553,648 km (0.113 R)
• M25: 34,559,352 km (0.078 R)
• M26: 41,531,959 km (0.069 R)
• M27: 43,448,458 km (0.118 R)
• M28: 45,732,368 km (0.085 R)
• M29: 48,416,154 km (0.088 R)
• M30: 51,874,408 km (0.074 R)
• M31: 54,095,787 km (0.077 R)
• M32: 59,278,605 km (0.115 R)
• M33: 64,004,402 km (0.113 R)
• M34: 66,359,521 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.9

Radius: 5.4

Gravity: 23.66 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 12.83 AU - 18.09 AU

Year: 22543 Days

Day: 24 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 49,373,704 km

• M1: 67,169 km (0.105 R)
• M2: 465,549 km (0.082 R)
• M3: 1,071,420 km (0.111 R)
• M4: 1,501,215 km (0.05 R)
• M5: 2,251,448 km (0.064 R)
• M6: 2,953,212 km (0.113 R)
• M7: 3,397,966 km (0.058 R)
• M8: 3,854,240 km (0.093 R)
• M9: 5,115,499 km (0.088 R)
• M10: 6,182,282 km (0.119 R)
• M11: 6,403,238 km (0.042 R)
• M12: 6,721,582 km (0.119 R)
• M13: 7,439,053 km (0.077 R)
• M14: 10,634,165 km (0.052 R)
• M15: 11,210,416 km (0.092 R)
• M16: 11,539,381 km (0.074 R)
• M17: 13,428,354 km (0.064 R)
• M18: 15,192,412 km (0.033 R)
• M19: 17,105,170 km (0.08 R)
• M20: 17,278,853 km (0.117 R)
• M21: 19,266,411 km (0.057 R)
• M22: 19,929,428 km (0.088 R)
• M23: 22,318,506 km (0.072 R)
• M24: 25,003,040 km (0.087 R)
• M25: 27,064,200 km (0.086 R)
• M26: 28,135,919 km (0.081 R)
• M27: 32,440,747 km (0.119 R)
• M28: 40,300,170 km (0.117 R)
• M29: 45,910,240 km (0.087 R)
• M30: 46,751,878 km (0.084 R)
• M31: 47,947,314 km (0.101 R)
• M32: 49,163,096 km (0.11 R)
• M33: 50,221,501 km (0.1 R)
• M34: 56,507,005 km (0.073 R)
• M35: 69,060,959 km (0.062 R)
• M36: 72,183,067 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125

Radius: 5.8

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 14.27 AU - 18.39 AU

Year: 24473 Days

Day: 23.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,373,704 km

• M1: 72,106 km (0.097 R)
• M2: 336,296 km (0.058 R)
• M3: 5,029,181 km (0.107 R)
• M4: 5,422,923 km (0.084 R)
• M5: 7,288,109 km (0.088 R)
• M6: 7,792,254 km (0.078 R)
• M7: 13,863,085 km (0.118 R)
• M8: 22,144,374 km (0.104 R)
• M9: 22,579,854 km (0.049 R)
• M10: 27,856,470 km (0.076 R)
• M11: 34,477,971 km (0.087 R)
• M12: 44,514,043 km (0.101 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: 307 - 11,847 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit