🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.7 AU - 0.8 AU

Year: 228 Days

Day: 41.9 Hours

Environment

Temp: 212 °C

Axial Tilt: 58.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.39 AU - 4.15 AU

Year: 2573 Days

Day: 35.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,001,497 km

• M1: 858,692 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.36 AU - 4.62 AU

Year: 2801 Days

Day: 32.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.81 AU - 4.91 AU

Year: 3200 Days

Day: 25.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,001,497 km

• M1: 77,641 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.61 AU - 4.79 AU

Year: 3581 Days

Day: 32.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 91.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.6

Radius: 8.1

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.12 AU - 8.42 AU

Year: 6889 Days

Day: 14.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,001,497 km

• M1: 100,829 km (0.035 R)
• M2: 383,270 km (0.03 R)
• M3: 1,463,067 km (0.114 R)
• M4: 1,999,076 km (0.076 R)
• M5: 2,719,689 km (0.105 R)
• M6: 3,016,791 km (0.086 R)
• M7: 3,440,901 km (0.119 R)
• M8: 3,714,066 km (0.042 R)
• M9: 4,141,019 km (0.086 R)
• M10: 6,589,936 km (0.12 R)
• M11: 8,687,896 km (0.091 R)
• M12: 10,728,112 km (0.088 R)
• M13: 11,514,099 km (0.038 R)
• M14: 12,128,348 km (0.107 R)
• M15: 14,287,644 km (0.094 R)
• M16: 14,757,830 km (0.094 R)
• M17: 15,482,482 km (0.116 R)
• M18: 15,978,698 km (0.044 R)
• M19: 16,485,386 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832

Radius: 14.6

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.09 AU - 8.42 AU

Year: 8328 Days

Day: 12 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,001,497 km

• M1: 181,612 km (0.105 R)
• M2: 1,059,303 km (0.051 R)
• M3: 1,831,527 km (0.085 R)
• M4: 2,559,320 km (0.103 R)
• M5: 3,944,447 km (0.119 R)
• M6: 5,453,890 km (0.081 R)
• M7: 5,919,737 km (0.072 R)
• M8: 6,521,420 km (0.061 R)
• M9: 7,163,793 km (0.113 R)
• M10: 7,889,792 km (0.115 R)
• M11: 8,979,014 km (0.101 R)
• M12: 10,466,316 km (0.09 R)
• M13: 15,122,998 km (0.117 R)
• M14: 17,435,183 km (0.094 R)
• M15: 18,011,883 km (0.109 R)
• M16: 18,976,191 km (0.07 R)
• M17: 19,509,507 km (0.055 R)
• M18: 20,526,623 km (0.114 R)
• M19: 21,743,751 km (0.114 R)
• M20: 23,527,856 km (0.089 R)
• M21: 27,193,452 km (0.061 R)
• M22: 27,676,952 km (0.116 R)
• M23: 28,561,674 km (0.093 R)
• M24: 31,013,434 km (0.101 R)
• M25: 31,541,365 km (0.025 R)
• M26: 34,384,023 km (0.071 R)
• M27: 44,866,047 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.5

Radius: 7.4

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 12.97 AU - 14.53 AU

Year: 17920 Days

Day: 21.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,001,497 km

• M1: 125,961 km (0.036 R)
• M2: 368,609 km (0.111 R)
• M3: 684,859 km (0.103 R)
• M4: 1,031,328 km (0.111 R)
• M5: 1,554,471 km (0.097 R)
• M6: 2,006,107 km (0.118 R)
• M7: 3,092,936 km (0.08 R)
• M8: 3,662,754 km (0.096 R)
• M9: 4,049,166 km (0.117 R)
• M10: 4,528,776 km (0.106 R)
• M11: 5,794,823 km (0.119 R)
• M12: 6,488,209 km (0.074 R)
• M13: 7,654,025 km (0.098 R)
• M14: 9,272,974 km (0.089 R)
• M15: 12,634,288 km (0.108 R)
• M16: 13,241,057 km (0.079 R)
• M17: 15,178,200 km (0.098 R)
• M18: 15,709,721 km (0.11 R)
• M19: 19,515,940 km (0.113 R)
• M20: 21,441,713 km (0.104 R)
• M21: 21,918,332 km (0.05 R)
• M22: 24,099,469 km (0.11 R)
• M23: 26,204,161 km (0.079 R)
• M24: 27,748,460 km (0.093 R)
• M25: 28,200,545 km (0.039 R)
• M26: 29,119,525 km (0.077 R)
• M27: 30,415,641 km (0.096 R)
• M28: 31,382,043 km (0.06 R)
• M29: 34,404,070 km (0.098 R)
• M30: 34,794,969 km (0.093 R)
• M31: 37,202,746 km (0.096 R)
• M32: 37,752,519 km (0.086 R)
• M33: 40,583,060 km (0.053 R)
• M34: 44,933,964 km (0.091 R)
• M35: 48,925,834 km (0.076 R)
• M36: 49,420,255 km (0.084 R)
• M37: 53,148,084 km (0.099 R)
• M38: 59,271,125 km (0.068 R)
• M39: 62,889,449 km (0.107 R)
• M40: 68,898,047 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270

Radius: 4.3

Gravity: 14.6 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 17.3 AU - 23.54 AU

Year: 32431 Days

Day: 16.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,001,497 km

• M1: 54,005 km (0.073 R)
• M2: 211,083 km (0.099 R)
• M3: 1,534,575 km (0.067 R)
• M4: 1,834,818 km (0.099 R)
• M5: 2,920,599 km (0.114 R)
• M6: 3,185,836 km (0.109 R)
• M7: 3,613,686 km (0.118 R)
• M8: 6,044,203 km (0.061 R)
• M9: 18,215,486 km (0.117 R)
• M10: 21,380,976 km (0.081 R)
• M11: 23,929,526 km (0.07 R)
• M12: 49,510,762 km (0.077 R)
• M13: 58,230,672 km (0.075 R)
• M14: 63,761,455 km (0.105 R)
• M15: 71,373,443 km (0.088 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 10,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit