🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.01 AU - 1.39 AU

Year: 498 Days

Day: 17.8 Hours

Environment

Temp: -16 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.85 AU - 2.21 AU

Year: 1095 Days

Day: 45.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.2

Radius: 9.7

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.05 AU - 10.69 AU

Year: 12648 Days

Day: 6.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,426,410 km

• M1: 120,725 km (0.033 R)
• M2: 465,549 km (0.08 R)
• M3: 777,460 km (0.074 R)
• M4: 1,358,947 km (0.061 R)
• M5: 2,121,597 km (0.096 R)
• M6: 3,603,364 km (0.08 R)
• M7: 4,215,070 km (0.12 R)
• M8: 7,416,165 km (0.108 R)
• M9: 10,911,070 km (0.106 R)
• M10: 13,626,272 km (0.079 R)
• M11: 14,645,033 km (0.04 R)
• M12: 14,973,700 km (0.094 R)
• M13: 18,689,412 km (0.114 R)
• M14: 18,998,481 km (0.113 R)
• M15: 21,008,029 km (0.08 R)
• M16: 22,366,228 km (0.097 R)
• M17: 25,824,931 km (0.091 R)
• M18: 28,898,419 km (0.107 R)
• M19: 29,208,236 km (0.097 R)
• M20: 30,898,094 km (0.059 R)
• M21: 34,010,627 km (0.108 R)
• M22: 37,571,056 km (0.1 R)
• M23: 38,436,181 km (0.086 R)
• M24: 44,044,605 km (0.087 R)
• M25: 46,122,669 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.9

Radius: 10

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 9.17 AU - 12.59 AU

Year: 13592 Days

Day: 10.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,426,410 km

• M1: 170,990 km (0.115 R)
• M2: 727,195 km (0.085 R)
• M3: 1,195,287 km (0.077 R)
• M4: 3,661,707 km (0.061 R)
• M5: 10,098,305 km (0.118 R)
• M6: 10,719,585 km (0.107 R)
• M7: 16,400,564 km (0.115 R)
• M8: 20,431,479 km (0.082 R)
• M9: 26,052,619 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848

Radius: 6.8

Gravity: 18.34 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.8 AU - 14.12 AU

Year: 15666 Days

Day: 16.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,426,410 km

• M1: 86,318 km (0.084 R)
• M2: 488,886 km (0.112 R)
• M3: 832,961 km (0.08 R)
• M4: 1,331,571 km (0.042 R)
• M5: 1,656,048 km (0.117 R)
• M6: 2,356,615 km (0.083 R)
• M7: 3,540,084 km (0.089 R)
• M8: 4,656,683 km (0.099 R)
• M9: 6,235,987 km (0.118 R)
• M10: 6,966,474 km (0.107 R)
• M11: 7,468,823 km (0.109 R)
• M12: 7,704,889 km (0.042 R)
• M13: 9,336,553 km (0.049 R)
• M14: 10,003,759 km (0.108 R)
• M15: 12,392,239 km (0.058 R)
• M16: 15,211,710 km (0.076 R)
• M17: 16,609,702 km (0.087 R)
• M18: 18,517,823 km (0.104 R)
• M19: 21,126,062 km (0.098 R)
• M20: 23,261,123 km (0.093 R)
• M21: 26,289,582 km (0.101 R)
• M22: 27,280,369 km (0.069 R)
• M23: 29,103,069 km (0.057 R)
• M24: 31,370,973 km (0.114 R)
• M25: 33,115,583 km (0.119 R)
• M26: 43,574,718 km (0.106 R)
• M27: 48,146,280 km (0.117 R)
• M28: 50,631,699 km (0.106 R)
• M29: 53,375,772 km (0.088 R)
• M30: 62,587,560 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.1

Radius: 7.6

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.66 AU - 15.14 AU

Year: 16538 Days

Day: 24.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 171.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,426,410 km

• M1: 94,546 km (0.114 R)
• M2: 336,446 km (0.105 R)
• M3: 600,037 km (0.091 R)
• M4: 1,222,963 km (0.092 R)
• M5: 3,328,852 km (0.093 R)
• M6: 4,078,936 km (0.058 R)
• M7: 4,836,050 km (0.12 R)
• M8: 6,103,294 km (0.098 R)
• M9: 6,543,860 km (0.115 R)
• M10: 9,859,846 km (0.066 R)
• M11: 11,876,425 km (0.077 R)
• M12: 12,819,341 km (0.055 R)
• M13: 15,724,382 km (0.058 R)
• M14: 17,015,711 km (0.083 R)
• M15: 17,888,016 km (0.076 R)
• M16: 21,953,188 km (0.114 R)
• M17: 23,855,774 km (0.105 R)
• M18: 25,659,625 km (0.096 R)
• M19: 28,533,251 km (0.117 R)
• M20: 43,186,063 km (0.037 R)
• M21: 45,104,207 km (0.09 R)
• M22: 46,771,026 km (0.079 R)
• M23: 49,586,608 km (0.09 R)
• M24: 50,388,303 km (0.041 R)
• M25: 59,785,293 km (0.112 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: 175 - 10,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit