🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.48 AU - 0.56 AU

Year: 138 Days

Day: 44.3 Hours

Environment

Temp: 223 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.25 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.55 AU - 2.39 AU

Year: 1020 Days

Day: 21.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,707,340 km

• M1: 1,140,534 km (0.052 R)

Asteroid Belt

Center: 6.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.5

Radius: 14.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.84 AU - 12.66 AU

Year: 13004 Days

Day: 9.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,707,340 km

• M1: 179,069 km (0.115 R)
• M2: 1,356,553 km (0.037 R)
• M3: 1,838,707 km (0.051 R)
• M4: 2,371,725 km (0.078 R)
• M5: 3,347,552 km (0.12 R)
• M6: 4,250,076 km (0.092 R)
• M7: 5,571,025 km (0.077 R)
• M8: 7,837,582 km (0.119 R)
• M9: 9,177,081 km (0.12 R)
• M10: 9,989,398 km (0.087 R)
• M11: 10,526,903 km (0.092 R)
• M12: 11,083,557 km (0.114 R)
• M13: 13,618,193 km (0.064 R)
• M14: 14,448,761 km (0.098 R)
• M15: 15,787,512 km (0.11 R)
• M16: 17,398,831 km (0.115 R)
• M17: 25,609,360 km (0.043 R)
• M18: 26,533,426 km (0.11 R)
• M19: 28,537,589 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538

Radius: 5.1

Gravity: 20.68 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 11.98 AU - 15.24 AU

Year: 18525 Days

Day: 23.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 66,707,340 km

• M1: 63,429 km (0.049 R)
• M2: 439,219 km (0.114 R)
• M3: 654,491 km (0.096 R)
• M4: 1,019,659 km (0.03 R)
• M5: 1,898,995 km (0.12 R)
• M6: 2,309,193 km (0.063 R)
• M7: 2,823,959 km (0.047 R)
• M8: 3,251,211 km (0.057 R)
• M9: 3,549,808 km (0.092 R)
• M10: 4,139,523 km (0.106 R)
• M11: 4,490,629 km (0.045 R)
• M12: 5,000,907 km (0.035 R)
• M13: 5,215,580 km (0.1 R)
• M14: 5,701,773 km (0.115 R)
• M15: 6,720,984 km (0.105 R)
• M16: 6,938,499 km (0.043 R)
• M17: 7,160,801 km (0.092 R)
• M18: 8,494,317 km (0.082 R)
• M19: 9,219,567 km (0.069 R)
• M20: 10,268,697 km (0.113 R)
• M21: 12,733,023 km (0.078 R)
• M22: 14,386,678 km (0.097 R)
• M23: 15,042,066 km (0.053 R)
• M24: 15,414,565 km (0.081 R)
• M25: 15,641,056 km (0.113 R)
• M26: 17,451,938 km (0.068 R)
• M27: 19,223,326 km (0.119 R)
• M28: 20,468,579 km (0.095 R)
• M29: 23,316,324 km (0.087 R)
• M30: 26,202,665 km (0.085 R)
• M31: 26,850,723 km (0.103 R)
• M32: 29,203,150 km (0.069 R)
• M33: 29,666,305 km (0.115 R)
• M34: 30,252,130 km (0.08 R)
• M35: 37,894,786 km (0.094 R)
• M36: 40,846,801 km (0.07 R)
• M37: 42,600,686 km (0.083 R)
• M38: 49,134,224 km (0.071 R)
• M39: 58,474,666 km (0.056 R)
• M40: 64,532,183 km (0.106 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: 369 - 12,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit