🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.57 AU - 0.73 AU

Year: 184 Days

Day: 16.6 Hours

Environment

Temp: 230 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.16 AU - 1.38 AU

Year: 503 Days

Day: 45.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 157.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,019,330 km

• M1: 61,934 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.2 AU - 1.36 AU

Year: 509 Days

Day: 47.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 50,019,330 km

• M1: 11,968 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.17 AU - 1.47 AU

Year: 533 Days

Day: 22.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.22 AU - 3.72 AU

Year: 2272 Days

Day: 47.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.3

Radius: 8.5

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.91 AU - 9.41 AU

Year: 9744 Days

Day: 12.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,019,330 km

• M1: 105,915 km (0.115 R)
• M2: 389,403 km (0.111 R)
• M3: 1,364,333 km (0.112 R)
• M4: 2,392,220 km (0.097 R)
• M5: 2,715,949 km (0.112 R)
• M6: 4,498,258 km (0.081 R)
• M7: 5,344,384 km (0.108 R)
• M8: 6,461,282 km (0.117 R)
• M9: 7,275,543 km (0.114 R)
• M10: 11,574,836 km (0.031 R)
• M11: 12,880,975 km (0.107 R)
• M12: 18,192,896 km (0.085 R)
• M13: 24,636,825 km (0.085 R)
• M14: 27,053,728 km (0.087 R)
• M15: 32,959,403 km (0.094 R)
• M16: 34,298,154 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.3

Radius: 11.9

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 10.24 AU - 15.38 AU

Year: 16114 Days

Day: 10.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,019,330 km

• M1: 148,401 km (0.118 R)
• M2: 530,324 km (0.07 R)
• M3: 1,149,660 km (0.082 R)
• M4: 1,629,420 km (0.074 R)
• M5: 2,028,398 km (0.098 R)
• M6: 2,954,857 km (0.1 R)
• M7: 3,473,363 km (0.118 R)
• M8: 4,900,078 km (0.064 R)
• M9: 5,629,966 km (0.119 R)
• M10: 6,557,623 km (0.109 R)
• M11: 14,598,957 km (0.1 R)
• M12: 15,875,476 km (0.103 R)
• M13: 16,264,879 km (0.11 R)
• M14: 16,900,969 km (0.086 R)
• M15: 19,523,869 km (0.11 R)
• M16: 19,971,017 km (0.058 R)
• M17: 26,315,013 km (0.103 R)
• M18: 27,191,956 km (0.073 R)
• M19: 29,940,219 km (0.1 R)
• M20: 34,272,573 km (0.074 R)
• M21: 34,662,275 km (0.087 R)
• M22: 36,520,431 km (0.12 R)
• M23: 38,724,157 km (0.077 R)
• M24: 41,897,277 km (0.05 R)
• M25: 56,689,216 km (0.053 R)
• M26: 57,600,117 km (0.112 R)
• M27: 59,826,283 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205

Radius: 7.8

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 12.05 AU - 17.03 AU

Year: 19486 Days

Day: 21.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,019,330 km

• M1: 96,939 km (0.097 R)
• M2: 388,206 km (0.102 R)
• M3: 650,601 km (0.09 R)
• M4: 915,090 km (0.091 R)
• M5: 1,842,597 km (0.099 R)
• M6: 2,330,436 km (0.099 R)
• M7: 2,968,171 km (0.084 R)
• M8: 3,244,329 km (0.104 R)
• M9: 3,487,575 km (0.065 R)
• M10: 4,093,895 km (0.034 R)
• M11: 6,225,665 km (0.028 R)
• M12: 9,005,792 km (0.105 R)
• M13: 11,994,907 km (0.042 R)
• M14: 14,844,447 km (0.081 R)
• M15: 22,799,463 km (0.086 R)
• M16: 32,519,585 km (0.069 R)
• M17: 34,818,306 km (0.102 R)
• M18: 38,591,912 km (0.094 R)
• M19: 43,578,608 km (0.113 R)
• M20: 47,516,323 km (0.058 R)
• M21: 49,571,349 km (0.119 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 11,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit