🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.63 AU - 0.71 AU

Year: 195 Days

Day: 14.7 Hours

Environment

Temp: 185 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.14 AU - 1.64 AU

Year: 584 Days

Day: 35.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 14.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.9

Radius: 10.4

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.72 AU - 9.66 AU

Year: 9930 Days

Day: 10.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,097,848 km

• M1: 131,197 km (0.08 R)
• M2: 523,892 km (0.039 R)
• M3: 1,276,219 km (0.116 R)
• M4: 1,635,404 km (0.108 R)
• M5: 2,986,721 km (0.079 R)
• M6: 3,656,471 km (0.102 R)
• M7: 5,563,545 km (0.115 R)
• M8: 6,019,968 km (0.083 R)
• M9: 7,169,628 km (0.112 R)
• M10: 7,668,387 km (0.082 R)
• M11: 9,256,368 km (0.11 R)
• M12: 19,052,486 km (0.084 R)
• M13: 23,166,577 km (0.054 R)
• M14: 23,798,927 km (0.101 R)
• M15: 24,628,746 km (0.047 R)
• M16: 25,003,788 km (0.048 R)
• M17: 25,573,457 km (0.114 R)
• M18: 28,862,366 km (0.087 R)
• M19: 31,534,334 km (0.114 R)
• M20: 43,329,826 km (0.092 R)
• M21: 47,110,763 km (0.051 R)
• M22: 49,303,569 km (0.099 R)

Asteroid Belt

Center: 10.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.2

Radius: 8.2

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 10.02 AU - 14.9 AU

Year: 15677 Days

Day: 10.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,097,848 km

• M1: 103,821 km (0.079 R)
• M2: 2,390,873 km (0.117 R)
• M3: 2,913,718 km (0.096 R)
• M4: 5,742,763 km (0.028 R)
• M5: 7,093,632 km (0.048 R)
• M6: 7,810,954 km (0.12 R)
• M7: 8,888,357 km (0.075 R)
• M8: 19,227,964 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.2

Radius: 7.7

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 15.83 AU - 16.85 AU

Year: 23544 Days

Day: 22 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,097,848 km

• M1: 96,790 km (0.086 R)
• M2: 504,893 km (0.046 R)
• M3: 753,225 km (0.115 R)
• M4: 1,515,127 km (0.053 R)
• M5: 1,849,179 km (0.084 R)
• M6: 3,763,733 km (0.084 R)
• M7: 4,956,626 km (0.096 R)
• M8: 6,900,202 km (0.071 R)
• M9: 12,084,217 km (0.057 R)
• M10: 12,475,116 km (0.078 R)
• M11: 14,851,628 km (0.118 R)
• M12: 16,861,176 km (0.092 R)
• M13: 17,514,320 km (0.111 R)
• M14: 22,177,286 km (0.063 R)
• M15: 22,763,560 km (0.101 R)
• M16: 43,832,027 km (0.056 R)
• M17: 47,118,692 km (0.057 R)
• M18: 50,230,776 km (0.091 R)
• M19: 54,354,142 km (0.068 R)
• M20: 58,327,163 km (0.118 R)

Kuiper Belt

Range: 30.8 - 47.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 16,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit