🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.53 AU - 0.73 AU

Year: 181 Days

Day: 29.2 Hours

Environment

Temp: 158 °C

Axial Tilt: 6.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,771,615 km

• M1: 259,403 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.64 AU - 0.7 AU

Year: 198 Days

Day: 21.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.72 AU - 0.8 AU

Year: 240 Days

Day: 42.3 Hours

Environment

Temp: 125 °C

Axial Tilt: 46.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.68 AU - 1.12 AU

Year: 309 Days

Day: 20.4 Hours

Environment

Temp: 151 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.31 AU - 1.87 AU

Year: 725 Days

Day: 40.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.37 AU - 2.99 AU

Year: 1587 Days

Day: 38.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.8

Radius: 3

Gravity: 47.31 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 15.58 AU - 15.84 AU

Year: 22519 Days

Day: 16.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 108,771,615 km

• M1: 45,627 km (0.041 R)
• M2: 319,691 km (0.095 R)
• M3: 413,788 km (0.106 R)
• M4: 542,292 km (0.077 R)
• M5: 914,492 km (0.082 R)
• M6: 1,215,782 km (0.111 R)
• M7: 1,344,586 km (0.114 R)
• M8: 2,404,487 km (0.106 R)
• M9: 3,023,223 km (0.081 R)
• M10: 3,481,292 km (0.035 R)
• M11: 4,268,626 km (0.105 R)
• M12: 5,583,292 km (0.119 R)
• M13: 6,481,029 km (0.11 R)
• M14: 6,785,759 km (0.117 R)
• M15: 6,964,230 km (0.117 R)
• M16: 7,470,768 km (0.108 R)
• M17: 7,903,256 km (0.049 R)
• M18: 8,976,770 km (0.067 R)
• M19: 9,355,252 km (0.096 R)
• M20: 10,028,592 km (0.1 R)
• M21: 10,673,658 km (0.112 R)
• M22: 11,660,556 km (0.093 R)
• M23: 15,210,064 km (0.076 R)
• M24: 15,362,355 km (0.1 R)
• M25: 16,297,192 km (0.093 R)
• M26: 17,352,007 km (0.08 R)
• M27: 21,930,001 km (0.029 R)
• M28: 22,615,159 km (0.097 R)
• M29: 25,178,518 km (0.103 R)
• M30: 29,082,873 km (0.086 R)
• M31: 35,867,735 km (0.114 R)
• M32: 36,954,713 km (0.1 R)
• M33: 41,226,929 km (0.085 R)
• M34: 41,374,732 km (0.095 R)
• M35: 41,671,384 km (0.063 R)
• M36: 44,560,867 km (0.076 R)
• M37: 45,658,317 km (0.101 R)
• M38: 49,557,287 km (0.12 R)
• M39: 53,848,651 km (0.1 R)
• M40: 57,824,215 km (0.06 R)
• M41: 66,150,682 km (0.078 R)
• M42: 66,963,448 km (0.115 R)
• M43: 70,281,528 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.8

Radius: 3.7

Gravity: 26.43 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 18.3 AU - 20.34 AU

Year: 30711 Days

Day: 19.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 108,771,615 km

• M1: 111,899 km (0.116 R)
• M2: 368,759 km (0.039 R)
• M3: 652,696 km (0.119 R)
• M4: 1,534,425 km (0.07 R)
• M5: 2,702,037 km (0.095 R)
• M6: 3,464,537 km (0.114 R)
• M7: 3,584,066 km (0.112 R)
• M8: 3,737,553 km (0.066 R)
• M9: 4,291,963 km (0.111 R)
• M10: 7,452,068 km (0.069 R)
• M11: 8,166,697 km (0.111 R)
• M12: 10,150,964 km (0.068 R)
• M13: 11,750,614 km (0.096 R)
• M14: 13,584,384 km (0.062 R)
• M15: 18,525,901 km (0.034 R)
• M16: 18,984,867 km (0.113 R)
• M17: 20,699,857 km (0.119 R)
• M18: 29,702,358 km (0.089 R)
• M19: 32,665,892 km (0.072 R)
• M20: 32,932,625 km (0.092 R)
• M21: 44,500,879 km (0.091 R)
• M22: 44,993,056 km (0.1 R)
• M23: 46,323,130 km (0.067 R)
• M24: 51,005,244 km (0.065 R)
• M25: 58,899,674 km (0.03 R)
• M26: 63,135,537 km (0.107 R)
• M27: 71,981,858 km (0.114 R)
• M28: 81,129,917 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.6

Radius: 5.8

Gravity: 23.09 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 19.24 AU - 20.56 AU

Year: 32105 Days

Day: 24.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 108,771,615 km

• M1: 72,106 km (0.116 R)
• M2: 1,022,352 km (0.074 R)
• M3: 1,537,567 km (0.108 R)
• M4: 3,405,296 km (0.072 R)
• M5: 4,014,010 km (0.1 R)
• M6: 4,813,012 km (0.083 R)
• M7: 5,943,075 km (0.118 R)
• M8: 6,976,796 km (0.032 R)
• M9: 7,346,602 km (0.045 R)
• M10: 7,563,818 km (0.117 R)
• M11: 11,502,281 km (0.092 R)
• M12: 12,939,019 km (0.049 R)
• M13: 17,475,275 km (0.081 R)
• M14: 18,957,641 km (0.105 R)
• M15: 21,945,708 km (0.087 R)
• M16: 24,023,922 km (0.097 R)
• M17: 24,502,934 km (0.062 R)
• M18: 25,356,540 km (0.108 R)
• M19: 26,737,627 km (0.086 R)
• M20: 30,478,173 km (0.105 R)
• M21: 37,516,004 km (0.073 R)
• M22: 44,119,703 km (0.049 R)
• M23: 48,736,593 km (0.047 R)
• M24: 52,253,190 km (0.082 R)
• M25: 53,056,979 km (0.106 R)
• M26: 54,278,147 km (0.036 R)
• M27: 68,970,154 km (0.111 R)
• M28: 86,942,393 km (0.055 R)
• M29: 101,754,078 km (0.029 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 19,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit