🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.42 AU - 0.64 AU

Year: 135 Days

Day: 35.6 Hours

Environment

Temp: 266 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,765,481 km

• M1: 188,344 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.2 AU - 1.76 AU

Year: 630 Days

Day: 15.1 Hours

Environment

Temp: -14 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,765,481 km

• M1: 160,070 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.78 AU - 4.64 AU

Year: 3022 Days

Day: 30.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.7

Radius: 8.8

Gravity: 12.38 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.49 AU - 8.35 AU

Year: 7798 Days

Day: 14.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,765,481 km

• M1: 110,104 km (0.099 R)
• M2: 391,647 km (0.095 R)
• M3: 1,395,150 km (0.096 R)
• M4: 1,708,408 km (0.084 R)
• M5: 4,724,450 km (0.091 R)
• M6: 5,089,469 km (0.106 R)
• M7: 8,634,340 km (0.038 R)
• M8: 12,784,784 km (0.103 R)
• M9: 16,811,958 km (0.087 R)
• M10: 17,093,202 km (0.063 R)
• M11: 23,136,358 km (0.115 R)
• M12: 26,206,854 km (0.105 R)
• M13: 29,335,394 km (0.12 R)
• M14: 31,946,476 km (0.051 R)
• M15: 32,486,674 km (0.094 R)
• M16: 35,050,332 km (0.115 R)
• M17: 36,557,531 km (0.075 R)
• M18: 37,625,959 km (0.116 R)
• M19: 39,205,862 km (0.115 R)
• M20: 42,497,464 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.3

Radius: 4.8

Gravity: 17.16 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 13.12 AU - 17.78 AU

Year: 21246 Days

Day: 23.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,765,481 km

• M1: 111,002 km (0.08 R)
• M2: 412,890 km (0.116 R)
• M3: 678,726 km (0.109 R)
• M4: 893,249 km (0.1 R)
• M5: 1,126,771 km (0.109 R)
• M6: 1,490,743 km (0.109 R)
• M7: 2,406,132 km (0.033 R)
• M8: 4,404,610 km (0.09 R)
• M9: 4,667,753 km (0.078 R)
• M10: 5,634,454 km (0.112 R)
• M11: 7,032,596 km (0.051 R)
• M12: 16,535,801 km (0.09 R)
• M13: 19,176,053 km (0.094 R)
• M14: 30,850,222 km (0.117 R)
• M15: 44,505,516 km (0.119 R)
• M16: 63,800,949 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.3

Radius: 3.6

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 14 AU - 17.24 AU

Year: 21597 Days

Day: 22.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,765,481 km

• M1: 60,138 km (0.117 R)
• M2: 229,483 km (0.075 R)
• M3: 1,321,697 km (0.12 R)
• M4: 2,193,254 km (0.108 R)
• M5: 2,696,202 km (0.078 R)
• M6: 6,552,985 km (0.109 R)
• M7: 7,417,960 km (0.091 R)
• M8: 8,762,097 km (0.029 R)
• M9: 15,561,320 km (0.071 R)
• M10: 21,173,035 km (0.096 R)
• M11: 23,483,724 km (0.117 R)
• M12: 28,801,180 km (0.094 R)
• M13: 39,938,293 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996

Radius: 6.5

Gravity: 23.57 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 12.42 AU - 19.52 AU

Year: 22327 Days

Day: 21.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,765,481 km

• M1: 80,783 km (0.065 R)
• M2: 432,637 km (0.047 R)
• M3: 891,005 km (0.105 R)
• M4: 1,477,429 km (0.09 R)
• M5: 1,905,129 km (0.118 R)
• M6: 2,762,624 km (0.091 R)
• M7: 4,441,262 km (0.081 R)
• M8: 4,662,218 km (0.062 R)
• M9: 6,057,218 km (0.101 R)
• M10: 7,296,636 km (0.113 R)
• M11: 8,696,573 km (0.067 R)
• M12: 13,646,168 km (0.068 R)
• M13: 15,925,441 km (0.085 R)
• M14: 19,213,004 km (0.081 R)
• M15: 21,430,045 km (0.103 R)
• M16: 22,708,508 km (0.041 R)
• M17: 25,533,963 km (0.047 R)
• M18: 26,125,922 km (0.119 R)
• M19: 27,337,066 km (0.072 R)
• M20: 30,395,894 km (0.092 R)
• M21: 31,464,172 km (0.115 R)
• M22: 31,871,078 km (0.067 R)
• M23: 39,025,297 km (0.09 R)
• M24: 40,927,285 km (0.083 R)
• M25: 46,474,823 km (0.03 R)
• M26: 48,429,917 km (0.059 R)
• M27: 48,972,509 km (0.062 R)
• M28: 55,407,760 km (0.115 R)
• M29: 60,274,927 km (0.026 R)
• M30: 70,385,649 km (0.107 R)
• M31: 78,794,545 km (0.11 R)
• M32: 81,824,949 km (0.036 R)
• M33: 84,408,803 km (0.119 R)
• M34: 85,985,116 km (0.098 R)
• M35: 86,514,842 km (0.077 R)
• M36: 89,738,976 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.2

Radius: 6.3

Gravity: 14.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 18.28 AU - 18.68 AU

Year: 27793 Days

Day: 23.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,765,481 km

• M1: 78,838 km (0.075 R)
• M2: 343,178 km (0.087 R)
• M3: 725,849 km (0.104 R)
• M4: 947,553 km (0.082 R)
• M5: 1,766,452 km (0.047 R)
• M6: 2,746,019 km (0.112 R)
• M7: 3,880,868 km (0.038 R)
• M8: 5,139,435 km (0.112 R)
• M9: 5,339,148 km (0.065 R)
• M10: 8,487,585 km (0.098 R)
• M11: 9,169,003 km (0.117 R)
• M12: 9,643,228 km (0.09 R)
• M13: 11,636,470 km (0.059 R)
• M14: 12,765,486 km (0.036 R)
• M15: 14,833,676 km (0.071 R)
• M16: 15,904,946 km (0.041 R)
• M17: 18,948,814 km (0.119 R)
• M18: 24,321,771 km (0.084 R)
• M19: 26,632,909 km (0.059 R)
• M20: 27,232,796 km (0.096 R)
• M21: 28,834,541 km (0.06 R)
• M22: 37,643,163 km (0.092 R)
• M23: 40,566,903 km (0.088 R)
• M24: 41,842,076 km (0.103 R)
• M25: 48,265,509 km (0.07 R)
• M26: 50,058,888 km (0.11 R)
• M27: 50,788,477 km (0.088 R)
• M28: 53,398,062 km (0.099 R)
• M29: 56,095,761 km (0.116 R)
• M30: 56,291,734 km (0.053 R)
• M31: 57,477,895 km (0.109 R)
• M32: 57,677,309 km (0.042 R)
• M33: 59,900,184 km (0.111 R)
• M34: 60,722,374 km (0.053 R)
• M35: 67,573,508 km (0.066 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 12,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit