🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.92 AU - 1.14 AU

Year: 384 Days

Day: 40.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.05 AU - 1.25 AU

Year: 453 Days

Day: 37.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,052,652 km

• M1: 866,022 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.82 AU - 2 AU

Year: 969 Days

Day: 35.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.23 AU - 2.97 AU

Year: 1539 Days

Day: 42.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.1

Radius: 10.5

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.86 AU - 10.34 AU

Year: 10919 Days

Day: 11 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,052,652 km

• M1: 134,488 km (0.07 R)
• M2: 832,213 km (0.107 R)
• M3: 1,285,794 km (0.105 R)
• M4: 1,988,754 km (0.083 R)
• M5: 2,453,405 km (0.072 R)
• M6: 2,887,837 km (0.118 R)
• M7: 3,687,139 km (0.068 R)
• M8: 4,974,279 km (0.106 R)
• M9: 7,912,531 km (0.086 R)
• M10: 9,730,294 km (0.037 R)
• M11: 10,648,825 km (0.103 R)
• M12: 11,476,101 km (0.106 R)
• M13: 14,172,902 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.1

Radius: 13

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.93 AU - 10.33 AU

Year: 10970 Days

Day: 10.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,052,652 km

• M1: 161,715 km (0.073 R)
• M2: 610,359 km (0.116 R)
• M3: 1,026,541 km (0.103 R)
• M4: 2,412,266 km (0.092 R)
• M5: 2,910,127 km (0.087 R)
• M6: 3,894,182 km (0.047 R)
• M7: 4,397,878 km (0.11 R)
• M8: 5,265,097 km (0.062 R)
• M9: 5,787,343 km (0.091 R)
• M10: 6,514,538 km (0.104 R)
• M11: 7,264,772 km (0.084 R)
• M12: 7,992,416 km (0.108 R)
• M13: 8,726,044 km (0.093 R)
• M14: 10,375,211 km (0.077 R)
• M15: 12,329,408 km (0.092 R)
• M16: 14,518,174 km (0.115 R)
• M17: 16,758,253 km (0.081 R)
• M18: 17,553,665 km (0.071 R)
• M19: 17,960,720 km (0.047 R)
• M20: 19,798,231 km (0.115 R)
• M21: 21,757,963 km (0.049 R)
• M22: 23,432,711 km (0.086 R)
• M23: 26,060,099 km (0.08 R)
• M24: 30,311,969 km (0.035 R)
• M25: 34,579,398 km (0.112 R)
• M26: 35,219,976 km (0.117 R)
• M27: 36,856,278 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.2

Radius: 4.8

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 11.73 AU - 16.95 AU

Year: 19934 Days

Day: 20.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,052,652 km

• M1: 61,186 km (0.074 R)
• M2: 284,984 km (0.098 R)
• M3: 518,057 km (0.11 R)
• M4: 787,633 km (0.056 R)
• M5: 1,561,652 km (0.103 R)
• M6: 1,982,471 km (0.095 R)
• M7: 2,296,178 km (0.105 R)
• M8: 3,619,969 km (0.088 R)
• M9: 3,780,937 km (0.059 R)
• M10: 4,503,943 km (0.096 R)
• M11: 5,349,470 km (0.111 R)
• M12: 5,882,787 km (0.119 R)
• M13: 6,608,336 km (0.057 R)
• M14: 7,096,325 km (0.076 R)
• M15: 9,042,742 km (0.059 R)
• M16: 10,217,535 km (0.09 R)
• M17: 10,980,484 km (0.07 R)
• M18: 11,433,017 km (0.097 R)
• M19: 12,741,849 km (0.092 R)
• M20: 14,615,413 km (0.117 R)
• M21: 17,719,868 km (0.109 R)
• M22: 19,466,124 km (0.117 R)
• M23: 20,380,915 km (0.086 R)
• M24: 24,232,162 km (0.109 R)
• M25: 24,998,552 km (0.061 R)
• M26: 27,188,964 km (0.045 R)
• M27: 32,061,516 km (0.101 R)
• M28: 33,925,207 km (0.099 R)
• M29: 41,421,556 km (0.075 R)
• M30: 45,048,706 km (0.108 R)
• M31: 51,189,250 km (0.109 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 19,663 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit