🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.95 AU - 1.57 AU

Year: 512 Days

Day: 20.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 68,096,071 km

• M1: 16,755 km (0.102 R)
• M2: 205,996 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.67 AU - 2.11 AU

Year: 940 Days

Day: 15.8 Hours

Environment

Temp: -47 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.57 AU - 2.69 AU

Year: 1542 Days

Day: 18.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.37 AU - 3.59 AU

Year: 1860 Days

Day: 42 Hours

Environment

Temp: -96 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.03 AU - 4.25 AU

Year: 2512 Days

Day: 44.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.9

Radius: 14

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.44 AU - 6.88 AU

Year: 4870 Days

Day: 9.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,096,071 km

• M1: 175,179 km (0.101 R)
• M2: 720,015 km (0.083 R)
• M3: 1,240,166 km (0.063 R)
• M4: 2,002,068 km (0.047 R)
• M5: 2,870,783 km (0.104 R)
• M6: 3,727,530 km (0.081 R)
• M7: 6,199,485 km (0.114 R)
• M8: 8,426,399 km (0.12 R)
• M9: 9,872,263 km (0.099 R)
• M10: 14,288,093 km (0.079 R)
• M11: 20,940,860 km (0.086 R)
• M12: 22,346,332 km (0.083 R)
• M13: 23,813,737 km (0.088 R)
• M14: 26,176,037 km (0.079 R)
• M15: 29,776,858 km (0.052 R)
• M16: 30,702,869 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191

Radius: 14.9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.02 AU - 8.34 AU

Year: 6244 Days

Day: 12 Hours

Environment

Temp: -150 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,096,071 km

• M1: 185,352 km (0.114 R)
• M2: 694,134 km (0.113 R)
• M3: 1,261,708 km (0.053 R)
• M4: 1,783,805 km (0.096 R)
• M5: 2,526,110 km (0.088 R)
• M6: 4,409,696 km (0.047 R)
• M7: 5,751,739 km (0.034 R)
• M8: 7,288,558 km (0.108 R)
• M9: 10,463,922 km (0.106 R)
• M10: 11,330,393 km (0.118 R)
• M11: 12,604,967 km (0.034 R)
• M12: 13,730,541 km (0.089 R)
• M13: 14,367,679 km (0.12 R)
• M14: 17,115,941 km (0.115 R)
• M15: 17,969,995 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.5

Radius: 14

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 9.41 AU - 12.61 AU

Year: 13212 Days

Day: 13.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,096,071 km

• M1: 174,282 km (0.096 R)
• M2: 679,324 km (0.047 R)
• M3: 1,175,241 km (0.087 R)
• M4: 1,681,480 km (0.056 R)
• M5: 2,513,095 km (0.083 R)
• M6: 6,394,860 km (0.105 R)
• M7: 6,834,229 km (0.115 R)
• M8: 7,685,291 km (0.052 R)
• M9: 8,701,959 km (0.027 R)
• M10: 10,392,714 km (0.103 R)
• M11: 11,460,693 km (0.1 R)
• M12: 12,293,504 km (0.109 R)
• M13: 13,946,860 km (0.109 R)
• M14: 16,327,112 km (0.111 R)
• M15: 17,847,624 km (0.073 R)
• M16: 18,642,438 km (0.069 R)
• M17: 19,543,765 km (0.115 R)
• M18: 20,646,301 km (0.084 R)
• M19: 22,975,391 km (0.115 R)
• M20: 27,412,164 km (0.06 R)
• M21: 35,030,286 km (0.11 R)
• M22: 36,783,274 km (0.119 R)
• M23: 37,423,254 km (0.084 R)
• M24: 41,696,667 km (0.083 R)
• M25: 56,282,309 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 455.3

Radius: 5.3

Gravity: 16.21 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 12.22 AU - 16.32 AU

Year: 19495 Days

Day: 22.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,096,071 km

• M1: 66,122 km (0.079 R)
• M2: 248,781 km (0.12 R)
• M3: 499,208 km (0.079 R)
• M4: 2,202,829 km (0.037 R)
• M5: 2,452,358 km (0.058 R)
• M6: 2,983,580 km (0.083 R)
• M7: 4,334,299 km (0.111 R)
• M8: 4,593,552 km (0.055 R)
• M9: 6,208,910 km (0.119 R)
• M10: 6,538,624 km (0.089 R)
• M11: 7,278,236 km (0.055 R)
• M12: 7,691,575 km (0.101 R)
• M13: 9,556,761 km (0.111 R)
• M14: 10,392,115 km (0.112 R)
• M15: 14,293,628 km (0.119 R)
• M16: 21,119,180 km (0.073 R)
• M17: 24,306,064 km (0.092 R)
• M18: 24,712,820 km (0.119 R)
• M19: 28,806,865 km (0.112 R)
• M20: 30,776,321 km (0.105 R)
• M21: 33,707,093 km (0.107 R)
• M22: 37,896,731 km (0.045 R)
• M23: 45,269,961 km (0.119 R)
• M24: 48,404,485 km (0.065 R)
• M25: 50,682,711 km (0.058 R)
• M26: 53,201,940 km (0.092 R)
• M27: 55,276,413 km (0.092 R)
• M28: 55,451,592 km (0.107 R)
• M29: 62,011,160 km (0.116 R)
• M30: 63,921,076 km (0.114 R)
• M31: 64,501,516 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.3

Radius: 4.1

Gravity: 23.04 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 14.45 AU - 16.97 AU

Year: 22519 Days

Day: 22.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,096,071 km

• M1: 51,013 km (0.113 R)
• M2: 237,711 km (0.099 R)
• M3: 415,732 km (0.083 R)
• M4: 579,243 km (0.077 R)
• M5: 815,757 km (0.087 R)
• M6: 1,015,321 km (0.098 R)
• M7: 1,219,522 km (0.093 R)
• M8: 1,851,722 km (0.084 R)
• M9: 2,280,620 km (0.063 R)
• M10: 2,563,659 km (0.058 R)
• M11: 3,121,060 km (0.113 R)
• M12: 3,332,741 km (0.119 R)
• M13: 4,056,346 km (0.12 R)
• M14: 4,537,902 km (0.077 R)
• M15: 4,740,757 km (0.092 R)
• M16: 6,251,545 km (0.107 R)
• M17: 9,345,379 km (0.098 R)
• M18: 11,248,862 km (0.088 R)
• M19: 15,044,609 km (0.087 R)
• M20: 15,801,724 km (0.083 R)
• M21: 16,504,535 km (0.098 R)
• M22: 16,984,594 km (0.116 R)
• M23: 18,140,687 km (0.086 R)
• M24: 18,824,199 km (0.107 R)
• M25: 22,697,288 km (0.102 R)
• M26: 27,401,543 km (0.118 R)
• M27: 30,514,525 km (0.118 R)
• M28: 31,970,711 km (0.114 R)
• M29: 32,341,863 km (0.052 R)
• M30: 37,982,151 km (0.051 R)
• M31: 45,323,966 km (0.075 R)
• M32: 58,945,600 km (0.082 R)
• M33: 63,313,409 km (0.104 R)
• M34: 66,878,626 km (0.12 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 12,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit