🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.52 AU - 0.56 AU

Year: 139 Days

Day: 12.8 Hours

Environment

Temp: 196 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.39 AU - 1.93 AU

Year: 752 Days

Day: 15.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,638,582 km

• M1: 170,990 km (0.092 R)
• M2: 1,010,982 km (0.104 R)

Asteroid Belt

Center: 7.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.2

Radius: 5.4

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 13.38 AU - 14.44 AU

Year: 18233 Days

Day: 19.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,638,582 km

• M1: 77,641 km (0.088 R)
• M2: 389,852 km (0.116 R)
• M3: 782,846 km (0.082 R)
• M4: 2,180,987 km (0.095 R)
• M5: 3,046,561 km (0.076 R)
• M6: 3,411,879 km (0.118 R)
• M7: 5,792,430 km (0.11 R)
• M8: 6,209,359 km (0.112 R)
• M9: 6,609,084 km (0.092 R)
• M10: 8,914,388 km (0.08 R)
• M11: 9,660,283 km (0.096 R)
• M12: 12,542,435 km (0.043 R)
• M13: 13,239,711 km (0.053 R)
• M14: 15,095,323 km (0.076 R)
• M15: 16,561,531 km (0.087 R)
• M16: 17,400,177 km (0.111 R)
• M17: 18,193,345 km (0.07 R)
• M18: 28,569,603 km (0.102 R)
• M19: 37,598,134 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.5

Radius: 3.1

Gravity: 31.79 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 15.56 AU - 17.34 AU

Year: 23449 Days

Day: 17.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,638,582 km

• M1: 55,501 km (0.083 R)
• M2: 308,172 km (0.08 R)
• M3: 547,678 km (0.112 R)
• M4: 1,680,134 km (0.084 R)
• M5: 2,057,719 km (0.11 R)
• M6: 2,808,251 km (0.111 R)
• M7: 3,555,343 km (0.089 R)
• M8: 4,458,316 km (0.05 R)
• M9: 4,556,302 km (0.105 R)
• M10: 4,997,616 km (0.108 R)
• M11: 6,163,881 km (0.062 R)
• M12: 7,499,940 km (0.113 R)
• M13: 7,969,079 km (0.103 R)
• M14: 11,322,614 km (0.119 R)
• M15: 12,905,360 km (0.056 R)
• M16: 14,773,837 km (0.094 R)
• M17: 15,584,059 km (0.041 R)
• M18: 16,814,801 km (0.12 R)
• M19: 17,453,883 km (0.048 R)
• M20: 18,358,651 km (0.076 R)
• M21: 19,294,385 km (0.05 R)
• M22: 20,350,846 km (0.099 R)
• M23: 22,386,873 km (0.112 R)
• M24: 23,850,239 km (0.111 R)
• M25: 27,730,060 km (0.087 R)
• M26: 34,880,838 km (0.119 R)
• M27: 35,918,150 km (0.088 R)
• M28: 37,647,651 km (0.111 R)
• M29: 39,292,479 km (0.092 R)
• M30: 41,271,360 km (0.114 R)
• M31: 43,315,465 km (0.119 R)
• M32: 47,604,436 km (0.107 R)
• M33: 56,304,151 km (0.079 R)
• M34: 58,815,151 km (0.084 R)
• M35: 63,674,389 km (0.119 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 16,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit