🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.05 AU - 1.65 AU

Year: 582 Days

Day: 33.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,558,521 km

• M1: 442,959 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.44 AU - 1.76 AU

Year: 751 Days

Day: 38.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.2

Radius: 13.4

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.19 AU - 8.47 AU

Year: 7360 Days

Day: 6.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,558,521 km

• M1: 166,652 km (0.117 R)
• M2: 631,752 km (0.049 R)
• M3: 1,406,070 km (0.11 R)
• M4: 2,190,562 km (0.089 R)
• M5: 2,791,197 km (0.107 R)
• M6: 3,403,052 km (0.117 R)
• M7: 4,103,170 km (0.104 R)
• M8: 4,799,100 km (0.092 R)
• M9: 8,115,236 km (0.077 R)
• M10: 9,602,089 km (0.12 R)
• M11: 10,327,489 km (0.06 R)
• M12: 11,046,008 km (0.049 R)
• M13: 11,573,041 km (0.053 R)
• M14: 12,725,244 km (0.111 R)
• M15: 13,901,831 km (0.108 R)
• M16: 16,641,417 km (0.107 R)
• M17: 17,987,648 km (0.057 R)
• M18: 18,411,459 km (0.094 R)
• M19: 19,915,516 km (0.118 R)
• M20: 22,742,467 km (0.087 R)
• M21: 24,398,964 km (0.053 R)
• M22: 24,918,667 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.2

Radius: 10

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.85 AU - 8.77 AU

Year: 8884 Days

Day: 6.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,558,521 km

• M1: 124,465 km (0.104 R)
• M2: 906,713 km (0.113 R)
• M3: 1,241,214 km (0.083 R)
• M4: 1,588,281 km (0.083 R)
• M5: 2,171,263 km (0.064 R)
• M6: 4,591,757 km (0.112 R)
• M7: 5,604,535 km (0.075 R)
• M8: 6,346,091 km (0.111 R)
• M9: 6,721,432 km (0.078 R)
• M10: 7,475,854 km (0.092 R)
• M11: 8,285,628 km (0.086 R)
• M12: 12,639,075 km (0.095 R)
• M13: 13,295,511 km (0.12 R)
• M14: 13,849,472 km (0.103 R)
• M15: 14,354,514 km (0.073 R)
• M16: 20,588,557 km (0.099 R)
• M17: 20,998,455 km (0.08 R)
• M18: 21,413,738 km (0.09 R)
• M19: 26,446,660 km (0.108 R)
• M20: 27,520,174 km (0.084 R)
• M21: 28,724,287 km (0.119 R)
• M22: 29,963,107 km (0.092 R)
• M23: 30,278,310 km (0.116 R)
• M24: 31,778,627 km (0.118 R)
• M25: 32,768,815 km (0.111 R)
• M26: 35,275,926 km (0.067 R)
• M27: 41,055,340 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.2

Radius: 11.3

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.12 AU - 11.56 AU

Year: 11447 Days

Day: 12.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 85,558,521 km

• M1: 142,716 km (0.039 R)
• M2: 571,613 km (0.1 R)
• M3: 1,098,497 km (0.064 R)
• M4: 1,552,078 km (0.109 R)
• M5: 1,922,632 km (0.107 R)
• M6: 3,073,638 km (0.099 R)
• M7: 3,640,614 km (0.083 R)
• M8: 4,544,783 km (0.098 R)
• M9: 7,371,884 km (0.113 R)
• M10: 8,161,611 km (0.106 R)
• M11: 10,170,860 km (0.077 R)
• M12: 10,982,279 km (0.083 R)
• M13: 15,559,824 km (0.06 R)
• M14: 16,056,489 km (0.103 R)
• M15: 17,382,076 km (0.117 R)
• M16: 18,383,933 km (0.079 R)
• M17: 18,859,205 km (0.073 R)
• M18: 20,334,240 km (0.054 R)
• M19: 21,708,596 km (0.081 R)
• M20: 23,512,597 km (0.086 R)
• M21: 24,072,691 km (0.069 R)
• M22: 25,219,807 km (0.082 R)
• M23: 33,228,230 km (0.082 R)
• M24: 35,253,486 km (0.104 R)
• M25: 36,856,727 km (0.065 R)
• M26: 41,278,989 km (0.095 R)
• M27: 45,320,376 km (0.06 R)
• M28: 45,897,674 km (0.03 R)
• M29: 47,957,188 km (0.071 R)
• M30: 52,101,797 km (0.086 R)
• M31: 53,534,795 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.6

Radius: 9.2

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 9.54 AU - 14.54 AU

Year: 15493 Days

Day: 9.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,558,521 km

• M1: 114,442 km (0.108 R)
• M2: 618,587 km (0.103 R)
• M3: 1,044,941 km (0.1 R)
• M4: 1,824,496 km (0.09 R)
• M5: 2,400,747 km (0.108 R)
• M6: 2,856,721 km (0.045 R)
• M7: 3,167,436 km (0.045 R)
• M8: 3,500,590 km (0.032 R)
• M9: 3,971,823 km (0.028 R)
• M10: 4,422,263 km (0.112 R)
• M11: 5,461,519 km (0.025 R)
• M12: 6,096,562 km (0.11 R)
• M13: 7,969,378 km (0.097 R)
• M14: 10,033,230 km (0.117 R)
• M15: 11,276,538 km (0.075 R)
• M16: 11,935,217 km (0.104 R)
• M17: 13,395,442 km (0.09 R)
• M18: 14,618,554 km (0.112 R)
• M19: 17,051,614 km (0.055 R)
• M20: 17,919,431 km (0.118 R)
• M21: 18,242,114 km (0.1 R)
• M22: 18,982,474 km (0.091 R)
• M23: 28,061,868 km (0.08 R)
• M24: 29,831,162 km (0.114 R)
• M25: 30,973,940 km (0.096 R)
• M26: 35,456,790 km (0.073 R)
• M27: 35,838,264 km (0.062 R)
• M28: 42,176,427 km (0.03 R)
• M29: 50,335,794 km (0.092 R)
• M30: 55,978,626 km (0.119 R)
• M31: 59,487,444 km (0.111 R)
• M32: 60,386,976 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.9

Radius: 4

Gravity: 57.12 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 14.11 AU - 15.05 AU

Year: 20646 Days

Day: 18.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,558,521 km

• M1: 55,202 km (0.105 R)
• M2: 186,698 km (0.073 R)
• M3: 548,426 km (0.113 R)
• M4: 1,145,321 km (0.118 R)
• M5: 1,276,668 km (0.078 R)
• M6: 1,828,086 km (0.05 R)
• M7: 2,113,668 km (0.099 R)
• M8: 3,012,303 km (0.105 R)
• M9: 3,207,229 km (0.041 R)
• M10: 3,747,427 km (0.091 R)
• M11: 4,595,198 km (0.044 R)
• M12: 6,250,199 km (0.07 R)
• M13: 6,660,396 km (0.113 R)
• M14: 6,801,018 km (0.112 R)
• M15: 8,814,606 km (0.085 R)
• M16: 9,565,587 km (0.118 R)
• M17: 12,072,997 km (0.063 R)
• M18: 12,493,965 km (0.115 R)
• M19: 13,891,808 km (0.043 R)
• M20: 14,746,909 km (0.03 R)
• M21: 14,906,081 km (0.038 R)
• M22: 16,820,037 km (0.109 R)
• M23: 20,626,704 km (0.1 R)
• M24: 21,635,293 km (0.091 R)
• M25: 22,255,825 km (0.114 R)
• M26: 22,465,411 km (0.092 R)
• M27: 26,230,939 km (0.071 R)
• M28: 34,981,667 km (0.082 R)
• M29: 37,290,411 km (0.103 R)
• M30: 43,502,762 km (0.097 R)
• M31: 45,661,160 km (0.118 R)
• M32: 48,942,589 km (0.063 R)
• M33: 80,283,792 km (0.118 R)
• M34: 83,522,735 km (0.1 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 12,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit