🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.7 AU - 0.78 AU

Year: 270 Days

Day: 26.2 Hours

Environment

Temp: 3 °C

Axial Tilt: 8.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.88 AU - 1.36 AU

Year: 503 Days

Day: 42.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,692,611 km

• M1: 365,916 km (0.111 R)
• M2: 403,316 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.02 AU - 1.22 AU

Year: 503 Days

Day: 33.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.32 AU - 2.36 AU

Year: 1520 Days

Day: 15.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891

Radius: 12.6

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.13 AU - 3.75 AU

Year: 2709 Days

Day: 14.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,692,611 km

• M1: 156,629 km (0.059 R)
• M2: 609,013 km (0.108 R)
• M3: 1,276,369 km (0.113 R)
• M4: 1,947,016 km (0.096 R)
• M5: 2,429,320 km (0.04 R)
• M6: 3,340,072 km (0.114 R)
• M7: 4,291,514 km (0.073 R)
• M8: 4,807,776 km (0.103 R)
• M9: 5,265,396 km (0.051 R)
• M10: 6,047,344 km (0.044 R)
• M11: 6,786,507 km (0.037 R)
• M12: 8,073,498 km (0.085 R)
• M13: 10,047,442 km (0.117 R)
• M14: 10,677,847 km (0.05 R)
• M15: 11,085,053 km (0.115 R)
• M16: 11,544,916 km (0.077 R)
• M17: 17,259,106 km (0.101 R)
• M18: 20,377,624 km (0.09 R)
• M19: 21,841,140 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.3

Radius: 9.3

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.04 AU - 6.5 AU

Year: 6666 Days

Day: 6.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,692,611 km

• M1: 121,324 km (0.079 R)
• M2: 433,684 km (0.118 R)
• M3: 806,632 km (0.102 R)
• M4: 1,148,463 km (0.098 R)
• M5: 1,840,802 km (0.053 R)
• M6: 2,296,627 km (0.116 R)
• M7: 2,659,401 km (0.073 R)
• M8: 3,414,272 km (0.099 R)
• M9: 3,865,609 km (0.11 R)
• M10: 4,563,932 km (0.072 R)
• M11: 5,373,406 km (0.118 R)
• M12: 5,704,316 km (0.034 R)
• M13: 6,177,794 km (0.082 R)
• M14: 6,541,316 km (0.102 R)
• M15: 7,870,793 km (0.103 R)
• M16: 8,824,180 km (0.1 R)
• M17: 11,791,903 km (0.086 R)
• M18: 12,718,661 km (0.08 R)
• M19: 14,085,388 km (0.083 R)
• M20: 14,951,110 km (0.076 R)
• M21: 16,222,094 km (0.095 R)
• M22: 19,890,084 km (0.115 R)
• M23: 21,053,058 km (0.072 R)
• M24: 23,513,793 km (0.034 R)
• M25: 24,979,254 km (0.084 R)
• M26: 25,989,339 km (0.118 R)
• M27: 27,114,165 km (0.081 R)
• M28: 27,822,212 km (0.106 R)
• M29: 29,183,104 km (0.111 R)
• M30: 31,841,308 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.6

Radius: 10.9

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.01 AU - 8.39 AU

Year: 8203 Days

Day: 11.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 83,692,611 km

• M1: 138,528 km (0.108 R)
• M2: 482,603 km (0.09 R)
• M3: 852,558 km (0.07 R)
• M4: 1,348,176 km (0.096 R)
• M5: 1,905,877 km (0.034 R)
• M6: 2,480,781 km (0.118 R)
• M7: 3,826,265 km (0.091 R)
• M8: 7,285,416 km (0.099 R)
• M9: 7,885,304 km (0.098 R)
• M10: 8,561,337 km (0.091 R)
• M11: 9,229,740 km (0.1 R)
• M12: 10,721,231 km (0.1 R)
• M13: 11,445,135 km (0.106 R)
• M14: 12,311,905 km (0.104 R)
• M15: 12,818,443 km (0.1 R)
• M16: 13,397,387 km (0.119 R)
• M17: 15,432,816 km (0.071 R)
• M18: 16,423,004 km (0.055 R)
• M19: 21,692,140 km (0.116 R)
• M20: 22,100,841 km (0.064 R)
• M21: 22,933,802 km (0.119 R)
• M22: 28,183,341 km (0.083 R)
• M23: 28,866,704 km (0.088 R)
• M24: 29,861,829 km (0.111 R)
• M25: 31,920,745 km (0.115 R)
• M26: 33,634,688 km (0.092 R)
• M27: 37,128,396 km (0.115 R)
• M28: 37,949,689 km (0.1 R)
• M29: 39,143,629 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.5

Radius: 7.9

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 12.06 AU - 16.46 AU

Year: 22864 Days

Day: 20.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,692,611 km

• M1: 98,286 km (0.095 R)
• M2: 386,112 km (0.062 R)
• M3: 662,569 km (0.036 R)
• M4: 929,003 km (0.049 R)
• M5: 1,342,641 km (0.11 R)
• M6: 1,836,763 km (0.079 R)
• M7: 4,129,948 km (0.065 R)
• M8: 4,401,618 km (0.041 R)
• M9: 4,868,663 km (0.118 R)
• M10: 6,291,638 km (0.096 R)
• M11: 6,790,995 km (0.075 R)
• M12: 13,261,402 km (0.079 R)
• M13: 13,779,909 km (0.091 R)
• M14: 14,778,774 km (0.11 R)
• M15: 19,543,017 km (0.05 R)
• M16: 19,924,940 km (0.079 R)
• M17: 23,161,490 km (0.081 R)
• M18: 24,570,852 km (0.039 R)
• M19: 26,615,556 km (0.115 R)
• M20: 38,113,349 km (0.063 R)
• M21: 45,185,139 km (0.115 R)
• M22: 46,697,275 km (0.077 R)
• M23: 55,908,165 km (0.083 R)
• M24: 68,209,299 km (0.087 R)
• M25: 69,088,186 km (0.05 R)
• M26: 75,686,799 km (0.104 R)
• M27: 77,578,464 km (0.061 R)
• M28: 78,776,593 km (0.062 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 19,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit