🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.56 AU - 0.76 AU

Year: 191 Days

Day: 21.8 Hours

Environment

Temp: 145 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.8 AU - 2.24 AU

Year: 1023 Days

Day: 13 Hours

Environment

Temp: -49 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.4

Radius: 13.6

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.76 AU - 9.62 AU

Year: 8355 Days

Day: 5.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 103,779,540 km

• M1: 169,345 km (0.095 R)
• M2: 698,024 km (0.081 R)
• M3: 1,171,950 km (0.118 R)
• M4: 1,746,854 km (0.049 R)
• M5: 2,644,442 km (0.107 R)
• M6: 3,176,262 km (0.06 R)
• M7: 4,344,173 km (0.025 R)
• M8: 6,348,634 km (0.098 R)
• M9: 9,475,679 km (0.107 R)
• M10: 10,216,637 km (0.083 R)
• M11: 13,511,680 km (0.081 R)
• M12: 16,670,289 km (0.11 R)
• M13: 17,385,666 km (0.106 R)
• M14: 18,421,332 km (0.046 R)
• M15: 19,654,767 km (0.085 R)
• M16: 22,372,062 km (0.12 R)
• M17: 22,979,131 km (0.103 R)
• M18: 25,424,308 km (0.103 R)
• M19: 26,855,361 km (0.093 R)
• M20: 30,720,222 km (0.108 R)
• M21: 37,554,152 km (0.081 R)
• M22: 46,310,863 km (0.091 R)
• M23: 47,155,642 km (0.056 R)
• M24: 47,724,713 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.1

Radius: 5.9

Gravity: 23.85 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 15.02 AU - 22.48 AU

Year: 28940 Days

Day: 24.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 103,779,540 km

• M1: 73,453 km (0.091 R)
• M2: 317,297 km (0.114 R)
• M3: 807,380 km (0.108 R)
• M4: 1,917,246 km (0.026 R)
• M5: 2,301,563 km (0.114 R)
• M6: 2,762,923 km (0.098 R)
• M7: 3,103,408 km (0.104 R)
• M8: 4,007,278 km (0.092 R)
• M9: 7,485,578 km (0.056 R)
• M10: 10,233,691 km (0.049 R)
• M11: 10,840,460 km (0.094 R)
• M12: 11,978,002 km (0.032 R)
• M13: 12,349,155 km (0.067 R)
• M14: 13,350,264 km (0.078 R)
• M15: 14,487,656 km (0.083 R)
• M16: 16,585,467 km (0.103 R)
• M17: 16,953,777 km (0.07 R)
• M18: 17,898,338 km (0.097 R)
• M19: 20,307,761 km (0.077 R)
• M20: 22,028,885 km (0.054 R)
• M21: 23,497,188 km (0.078 R)
• M22: 24,789,414 km (0.084 R)
• M23: 30,709,002 km (0.067 R)
• M24: 40,086,096 km (0.12 R)
• M25: 47,234,480 km (0.075 R)
• M26: 50,048,416 km (0.071 R)
• M27: 52,773,641 km (0.047 R)
• M28: 56,628,329 km (0.112 R)
• M29: 59,585,729 km (0.057 R)
• M30: 67,660,125 km (0.097 R)
• M31: 78,481,287 km (0.081 R)
• M32: 86,761,080 km (0.086 R)
• M33: 87,591,947 km (0.06 R)
• M34: 88,988,443 km (0.061 R)
• M35: 96,194,423 km (0.113 R)
• M36: 100,699,413 km (0.093 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 13,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit