🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.55 AU - 0.57 AU

Year: 149 Days

Day: 37.2 Hours

Environment

Temp: 235 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.65 AU - 1.01 AU

Year: 268 Days

Day: 21 Hours

Environment

Temp: 197 °C

Axial Tilt: 41.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.88 AU - 1.36 AU

Year: 420 Days

Day: 18.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.93 AU - 1.37 AU

Year: 438 Days

Day: 45.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.1 AU - 1.32 AU

Year: 472 Days

Day: 32.5 Hours

Environment

Temp: 31 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 107,148,381 km

• M1: 178,321 km (0.037 R)
• M2: 302,936 km (0.105 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.99 AU - 4.19 AU

Year: 2934 Days

Day: 44.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,148,381 km

• M1: 78,389 km (0.11 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.74 AU - 5.6 AU

Year: 4170 Days

Day: 17.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 99.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 14.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.9

Radius: 3.2

Gravity: 90.03 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 14.06 AU - 14.14 AU

Year: 18783 Days

Day: 18.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 107,148,381 km

• M1: 39,943 km (0.096 R)
• M2: 149,897 km (0.069 R)
• M3: 285,283 km (0.108 R)
• M4: 533,316 km (0.115 R)
• M5: 908,957 km (0.12 R)
• M6: 1,166,863 km (0.11 R)
• M7: 1,298,061 km (0.11 R)
• M8: 1,504,655 km (0.066 R)
• M9: 1,624,782 km (0.119 R)
• M10: 2,703,234 km (0.112 R)
• M11: 3,094,282 km (0.085 R)
• M12: 3,521,983 km (0.101 R)
• M13: 3,891,489 km (0.109 R)
• M14: 4,118,579 km (0.085 R)
• M15: 4,423,609 km (0.111 R)
• M16: 4,634,991 km (0.098 R)
• M17: 5,232,036 km (0.032 R)
• M18: 5,349,470 km (0.081 R)
• M19: 5,468,700 km (0.091 R)
• M20: 6,441,984 km (0.055 R)
• M21: 9,340,442 km (0.039 R)
• M22: 9,455,483 km (0.091 R)
• M23: 11,297,033 km (0.104 R)
• M24: 13,003,346 km (0.057 R)
• M25: 14,563,353 km (0.069 R)
• M26: 14,874,067 km (0.073 R)
• M27: 16,160,908 km (0.099 R)
• M28: 17,001,798 km (0.095 R)
• M29: 21,148,801 km (0.069 R)
• M30: 26,377,994 km (0.091 R)
• M31: 30,599,048 km (0.114 R)
• M32: 31,365,138 km (0.107 R)
• M33: 32,406,340 km (0.104 R)
• M34: 42,046,127 km (0.069 R)
• M35: 42,202,906 km (0.078 R)
• M36: 45,091,192 km (0.113 R)
• M37: 47,596,657 km (0.105 R)
• M38: 47,766,899 km (0.102 R)
• M39: 52,882,698 km (0.086 R)
• M40: 61,726,325 km (0.067 R)
• M41: 73,987,666 km (0.053 R)
• M42: 78,172,517 km (0.11 R)
• M43: 79,841,580 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.1

Radius: 4.9

Gravity: 30.95 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 16.44 AU - 23.86 AU

Year: 32089 Days

Day: 20.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,148,381 km

• M1: 60,886 km (0.04 R)
• M2: 290,818 km (0.039 R)
• M3: 559,646 km (0.087 R)
• M4: 2,592,531 km (0.076 R)
• M5: 4,691,838 km (0.066 R)
• M6: 4,974,428 km (0.115 R)
• M7: 6,511,547 km (0.107 R)
• M8: 7,826,063 km (0.092 R)
• M9: 18,766,604 km (0.047 R)
• M10: 20,207,531 km (0.116 R)
• M11: 21,280,895 km (0.111 R)
• M12: 22,961,328 km (0.058 R)
• M13: 26,965,615 km (0.052 R)
• M14: 35,087,433 km (0.082 R)
• M15: 35,700,933 km (0.071 R)
• M16: 36,010,451 km (0.104 R)
• M17: 36,791,951 km (0.12 R)
• M18: 41,378,322 km (0.097 R)
• M19: 43,808,091 km (0.111 R)
• M20: 55,095,549 km (0.099 R)
• M21: 70,335,384 km (0.099 R)
• M22: 74,793,400 km (0.11 R)
• M23: 78,388,237 km (0.098 R)
• M24: 81,292,231 km (0.028 R)
• M25: 87,875,435 km (0.098 R)
• M26: 93,625,678 km (0.072 R)
• M27: 95,696,112 km (0.064 R)
• M28: 99,927,937 km (0.092 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 16,965 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit