🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.5 AU - 0.54 AU

Year: 132 Days

Day: 13.6 Hours

Environment

Temp: 223 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.65 AU - 0.81 AU

Year: 219 Days

Day: 31.6 Hours

Environment

Temp: 162 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.69 AU - 1.13 AU

Year: 305 Days

Day: 19.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.15 AU - 4.47 AU

Year: 2614 Days

Day: 38.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.03 AU - 4.79 AU

Year: 2717 Days

Day: 45.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.48 AU - 5.02 AU

Year: 3638 Days

Day: 13.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.2

Radius: 6.4

Gravity: 16.39 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 13.5 AU - 17.72 AU

Year: 21676 Days

Day: 19.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 110.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 94,986,452 km

• M1: 81,381 km (0.092 R)
• M2: 827,875 km (0.1 R)
• M3: 1,126,622 km (0.03 R)
• M4: 1,904,381 km (0.1 R)
• M5: 2,295,579 km (0.106 R)
• M6: 3,047,757 km (0.072 R)
• M7: 3,294,145 km (0.051 R)
• M8: 4,246,934 km (0.113 R)
• M9: 6,325,148 km (0.104 R)
• M10: 6,636,610 km (0.105 R)
• M11: 8,779,749 km (0.078 R)
• M12: 9,223,906 km (0.114 R)
• M13: 9,858,948 km (0.103 R)
• M14: 10,157,097 km (0.12 R)
• M15: 12,073,895 km (0.106 R)
• M16: 12,346,462 km (0.072 R)
• M17: 16,109,596 km (0.079 R)
• M18: 17,632,652 km (0.105 R)
• M19: 18,339,353 km (0.109 R)
• M20: 18,699,734 km (0.103 R)
• M21: 19,527,908 km (0.112 R)
• M22: 19,998,393 km (0.114 R)
• M23: 25,016,953 km (0.1 R)
• M24: 29,812,612 km (0.04 R)
• M25: 34,636,096 km (0.091 R)
• M26: 35,464,270 km (0.074 R)
• M27: 43,521,461 km (0.105 R)
• M28: 46,790,474 km (0.089 R)
• M29: 55,671,651 km (0.078 R)
• M30: 64,361,791 km (0.095 R)
• M31: 68,810,682 km (0.104 R)
• M32: 71,664,860 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.3

Radius: 7.7

Gravity: 15.83 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 13.9 AU - 19.36 AU

Year: 23835 Days

Day: 15.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 94,986,452 km

• M1: 96,790 km (0.095 R)
• M2: 537,655 km (0.088 R)
• M3: 799,301 km (0.107 R)
• M4: 1,106,127 km (0.112 R)
• M5: 1,687,763 km (0.101 R)
• M6: 2,841,312 km (0.056 R)
• M7: 3,293,397 km (0.047 R)
• M8: 3,825,367 km (0.051 R)
• M9: 4,634,542 km (0.103 R)
• M10: 5,768,045 km (0.111 R)
• M11: 6,399,348 km (0.081 R)
• M12: 9,271,926 km (0.118 R)
• M13: 10,137,500 km (0.077 R)
• M14: 10,459,285 km (0.097 R)
• M15: 12,243,987 km (0.096 R)
• M16: 16,142,957 km (0.029 R)
• M17: 22,060,600 km (0.093 R)
• M18: 24,970,727 km (0.101 R)
• M19: 28,635,426 km (0.026 R)
• M20: 30,462,016 km (0.037 R)
• M21: 31,132,813 km (0.117 R)
• M22: 34,346,026 km (0.116 R)
• M23: 37,619,975 km (0.049 R)
• M24: 43,247,996 km (0.04 R)
• M25: 43,924,777 km (0.12 R)
• M26: 51,086,925 km (0.111 R)
• M27: 57,145,190 km (0.063 R)
• M28: 61,297,578 km (0.106 R)
• M29: 63,883,377 km (0.079 R)
• M30: 70,197,454 km (0.104 R)
• M31: 75,685,452 km (0.094 R)
• M32: 80,939,928 km (0.074 R)
• M33: 89,132,955 km (0.05 R)
• M34: 94,702,034 km (0.047 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 19,390 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit