🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.59 AU - 0.77 AU

Year: 204 Days

Day: 36.4 Hours

Environment

Temp: 149 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.56 AU - 0.92 AU

Year: 231 Days

Day: 32.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.81 AU - 1.35 AU

Year: 408 Days

Day: 12.9 Hours

Environment

Temp: 35 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 86,766,136 km

• M1: 117,285 km (0.096 R)
• M2: 243,246 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.99 AU - 1.41 AU

Year: 478 Days

Day: 18.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 47.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.24 AU - 2.4 AU

Year: 1284 Days

Day: 20.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.27 AU - 3.97 AU

Year: 2503 Days

Day: 43.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,766,136 km

• M1: 667,207 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.8

Radius: 5.8

Gravity: 14.08 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 12.2 AU - 15.18 AU

Year: 18409 Days

Day: 19.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,766,136 km

• M1: 72,106 km (0.095 R)
• M2: 395,836 km (0.097 R)
• M3: 669,600 km (0.051 R)
• M4: 1,126,771 km (0.045 R)
• M5: 1,948,662 km (0.112 R)
• M6: 2,316,523 km (0.103 R)
• M7: 2,990,312 km (0.11 R)
• M8: 3,319,876 km (0.109 R)
• M9: 4,297,199 km (0.095 R)
• M10: 4,784,290 km (0.061 R)
• M11: 5,790,934 km (0.1 R)
• M12: 7,786,120 km (0.067 R)
• M13: 7,974,614 km (0.102 R)
• M14: 8,214,569 km (0.025 R)
• M15: 8,759,554 km (0.067 R)
• M16: 8,963,456 km (0.11 R)
• M17: 9,976,233 km (0.114 R)
• M18: 14,366,931 km (0.114 R)
• M19: 15,451,216 km (0.074 R)
• M20: 15,899,860 km (0.099 R)
• M21: 18,357,304 km (0.118 R)
• M22: 19,201,036 km (0.07 R)
• M23: 22,263,454 km (0.097 R)
• M24: 24,009,561 km (0.094 R)
• M25: 25,532,766 km (0.104 R)
• M26: 25,949,546 km (0.034 R)
• M27: 30,022,647 km (0.066 R)
• M28: 30,720,970 km (0.036 R)
• M29: 35,526,203 km (0.105 R)
• M30: 38,174,235 km (0.062 R)
• M31: 39,964,323 km (0.11 R)
• M32: 41,378,771 km (0.105 R)
• M33: 42,534,115 km (0.12 R)
• M34: 44,157,551 km (0.036 R)
• M35: 44,457,196 km (0.099 R)
• M36: 45,364,058 km (0.113 R)
• M37: 57,760,935 km (0.113 R)
• M38: 60,300,359 km (0.091 R)
• M39: 60,854,020 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533

Radius: 5.6

Gravity: 17 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 13.87 AU - 17.51 AU

Year: 22587 Days

Day: 16.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,766,136 km

• M1: 70,461 km (0.072 R)
• M2: 685,457 km (0.098 R)
• M3: 1,016,518 km (0.096 R)
• M4: 1,356,703 km (0.039 R)
• M5: 1,862,194 km (0.119 R)
• M6: 2,946,031 km (0.077 R)
• M7: 3,129,587 km (0.094 R)
• M8: 3,941,754 km (0.1 R)
• M9: 4,230,478 km (0.114 R)
• M10: 5,647,469 km (0.083 R)
• M11: 6,098,357 km (0.078 R)
• M12: 7,450,273 km (0.106 R)
• M13: 8,455,421 km (0.046 R)
• M14: 9,547,934 km (0.053 R)
• M15: 9,777,268 km (0.113 R)
• M16: 11,422,545 km (0.111 R)
• M17: 11,877,473 km (0.081 R)
• M18: 14,038,414 km (0.086 R)
• M19: 14,711,903 km (0.096 R)
• M20: 14,941,087 km (0.091 R)
• M21: 15,250,306 km (0.057 R)
• M22: 16,612,544 km (0.07 R)
• M23: 18,493,289 km (0.057 R)
• M24: 20,701,952 km (0.046 R)
• M25: 24,763,534 km (0.091 R)
• M26: 26,189,800 km (0.096 R)
• M27: 30,548,035 km (0.085 R)
• M28: 33,619,279 km (0.08 R)
• M29: 45,819,883 km (0.118 R)
• M30: 47,629,868 km (0.042 R)
• M31: 48,806,305 km (0.072 R)
• M32: 53,345,254 km (0.059 R)
• M33: 59,501,057 km (0.091 R)
• M34: 61,455,852 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571

Radius: 3.8

Gravity: 39.54 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 16.36 AU - 18.7 AU

Year: 26675 Days

Day: 19.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,766,136 km

• M1: 47,572 km (0.064 R)
• M2: 193,430 km (0.095 R)
• M3: 496,216 km (0.112 R)
• M4: 751,430 km (0.081 R)
• M5: 1,890,319 km (0.041 R)
• M6: 2,118,755 km (0.096 R)
• M7: 3,051,647 km (0.073 R)
• M8: 3,307,459 km (0.051 R)
• M9: 3,546,666 km (0.069 R)
• M10: 4,333,850 km (0.032 R)
• M11: 4,475,519 km (0.081 R)
• M12: 4,656,982 km (0.081 R)
• M13: 6,426,276 km (0.067 R)
• M14: 6,657,404 km (0.104 R)
• M15: 11,550,601 km (0.116 R)
• M16: 12,595,692 km (0.095 R)
• M17: 13,854,708 km (0.065 R)
• M18: 14,872,123 km (0.107 R)
• M19: 15,771,206 km (0.04 R)
• M20: 17,587,174 km (0.112 R)
• M21: 18,685,073 km (0.113 R)
• M22: 32,549,954 km (0.1 R)
• M23: 42,156,830 km (0.094 R)
• M24: 43,949,760 km (0.103 R)
• M25: 44,115,215 km (0.073 R)
• M26: 46,304,131 km (0.111 R)
• M27: 48,564,406 km (0.111 R)
• M28: 54,821,337 km (0.102 R)
• M29: 58,142,110 km (0.112 R)
• M30: 63,899,683 km (0.088 R)
• M31: 73,230,102 km (0.08 R)
• M32: 77,492,146 km (0.11 R)
• M33: 81,916,503 km (0.095 R)
• M34: 85,987,958 km (0.066 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 18,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit