🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.53 AU - 0.63 AU

Year: 185 Days

Day: 21.6 Hours

Environment

Temp: 105 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,153,592 km

• M1: 154,535 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.61 AU - 0.61 AU

Year: 200 Days

Day: 42.3 Hours

Environment

Temp: 32 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.62 AU - 1.02 AU

Year: 311 Days

Day: 33.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 41.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.6

Radius: 12.4

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.74 AU - 3.46 AU

Year: 2287 Days

Day: 14.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,153,592 km

• M1: 154,235 km (0.092 R)
• M2: 664,514 km (0.092 R)
• M3: 1,619,098 km (0.081 R)
• M4: 2,162,138 km (0.082 R)
• M5: 3,197,654 km (0.079 R)
• M6: 3,727,530 km (0.115 R)
• M7: 4,456,820 km (0.087 R)
• M8: 5,031,126 km (0.12 R)
• M9: 7,282,125 km (0.099 R)
• M10: 7,778,640 km (0.059 R)
• M11: 8,235,363 km (0.04 R)
• M12: 9,236,322 km (0.097 R)
• M13: 10,316,718 km (0.109 R)
• M14: 10,794,085 km (0.079 R)
• M15: 14,243,961 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.3

Radius: 14.3

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.55 AU - 4.09 AU

Year: 3128 Days

Day: 6.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,153,592 km

• M1: 178,021 km (0.088 R)
• M2: 655,239 km (0.111 R)
• M3: 1,471,145 km (0.041 R)
• M4: 2,267,305 km (0.089 R)
• M5: 2,846,847 km (0.103 R)
• M6: 4,249,028 km (0.104 R)
• M7: 4,981,908 km (0.112 R)
• M8: 5,532,129 km (0.066 R)
• M9: 7,230,065 km (0.106 R)
• M10: 8,060,034 km (0.08 R)
• M11: 8,821,338 km (0.117 R)
• M12: 10,160,239 km (0.058 R)
• M13: 10,784,810 km (0.034 R)
• M14: 11,749,716 km (0.07 R)
• M15: 12,355,737 km (0.093 R)
• M16: 13,674,592 km (0.068 R)
• M17: 15,369,386 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.1

Radius: 7.2

Gravity: 19.2 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.28 AU - 12.16 AU

Year: 13689 Days

Day: 20.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,153,592 km

• M1: 89,759 km (0.038 R)
• M2: 540,796 km (0.037 R)
• M3: 1,224,010 km (0.095 R)
• M4: 1,822,850 km (0.075 R)
• M5: 2,080,757 km (0.085 R)
• M6: 3,260,186 km (0.086 R)
• M7: 6,019,070 km (0.096 R)
• M8: 6,595,172 km (0.092 R)
• M9: 7,028,706 km (0.098 R)
• M10: 16,564,374 km (0.11 R)
• M11: 17,940,973 km (0.107 R)
• M12: 19,833,686 km (0.054 R)
• M13: 22,141,682 km (0.118 R)
• M14: 23,709,318 km (0.115 R)
• M15: 33,799,395 km (0.115 R)
• M16: 35,478,033 km (0.101 R)
• M17: 40,846,801 km (0.084 R)
• M18: 42,305,679 km (0.073 R)
• M19: 44,558,773 km (0.092 R)
• M20: 50,290,167 km (0.104 R)
• M21: 50,955,728 km (0.104 R)
• M22: 59,407,708 km (0.064 R)
• M23: 64,158,488 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.1

Radius: 7.8

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.25 AU - 12.63 AU

Year: 14133 Days

Day: 24.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,153,592 km

• M1: 97,089 km (0.089 R)
• M2: 412,890 km (0.092 R)
• M3: 1,182,721 km (0.097 R)
• M4: 1,579,604 km (0.119 R)
• M5: 2,019,122 km (0.068 R)
• M6: 2,641,450 km (0.098 R)
• M7: 3,084,110 km (0.109 R)
• M8: 3,385,250 km (0.083 R)
• M9: 4,844,727 km (0.104 R)
• M10: 9,683,620 km (0.093 R)
• M11: 10,332,127 km (0.072 R)
• M12: 10,644,487 km (0.113 R)
• M13: 12,202,998 km (0.108 R)
• M14: 12,805,727 km (0.079 R)
• M15: 13,800,254 km (0.056 R)
• M16: 14,179,485 km (0.117 R)
• M17: 15,129,132 km (0.075 R)
• M18: 19,761,430 km (0.071 R)
• M19: 22,175,491 km (0.1 R)
• M20: 22,471,844 km (0.094 R)
• M21: 23,606,694 km (0.073 R)
• M22: 28,792,803 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.8

Radius: 3

Gravity: 46.09 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 10.57 AU - 15.25 AU

Year: 19434 Days

Day: 18.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,153,592 km

• M1: 37,250 km (0.042 R)
• M2: 133,292 km (0.106 R)
• M3: 352,901 km (0.093 R)
• M4: 549,922 km (0.101 R)
• M5: 647,310 km (0.119 R)
• M6: 1,133,952 km (0.082 R)
• M7: 1,483,113 km (0.107 R)
• M8: 2,009,997 km (0.081 R)
• M9: 2,982,084 km (0.085 R)
• M10: 3,208,426 km (0.11 R)
• M11: 3,392,431 km (0.063 R)
• M12: 3,500,590 km (0.106 R)
• M13: 4,387,406 km (0.054 R)
• M14: 5,055,510 km (0.108 R)
• M15: 5,377,295 km (0.093 R)
• M16: 6,261,269 km (0.083 R)
• M17: 7,600,170 km (0.113 R)
• M18: 14,504,860 km (0.099 R)
• M19: 15,446,579 km (0.119 R)
• M20: 21,501,104 km (0.112 R)
• M21: 22,627,276 km (0.114 R)
• M22: 24,089,596 km (0.113 R)
• M23: 28,073,237 km (0.062 R)
• M24: 30,452,442 km (0.111 R)
• M25: 38,935,539 km (0.117 R)
• M26: 47,286,989 km (0.079 R)
• M27: 50,478,510 km (0.087 R)
• M28: 51,960,427 km (0.056 R)
• M29: 55,356,747 km (0.057 R)
• M30: 56,403,633 km (0.105 R)
• M31: 58,537,198 km (0.063 R)
• M32: 58,898,028 km (0.104 R)
• M33: 62,024,324 km (0.087 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 11,294 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit