🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.5 AU - 0.66 AU

Year: 157 Days

Day: 29.8 Hours

Environment

Temp: 243 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,111,657 km

• M1: 23,487 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.63 AU - 0.79 AU

Year: 212 Days

Day: 17.2 Hours

Environment

Temp: 161 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.1 AU - 1.2 AU

Year: 438 Days

Day: 38.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.61 AU - 4.15 AU

Year: 2711 Days

Day: 44.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4 AU - 4.52 AU

Year: 3119 Days

Day: 47.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.6

Radius: 4.8

Gravity: 18.95 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.13 AU - 14.55 AU

Year: 18266 Days

Day: 25 Hours

Environment

Temp: -190 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,111,657 km

• M1: 60,886 km (0.075 R)
• M2: 228,735 km (0.082 R)
• M3: 401,221 km (0.116 R)
• M4: 688,898 km (0.11 R)
• M5: 848,669 km (0.089 R)
• M6: 1,092,812 km (0.11 R)
• M7: 1,656,796 km (0.117 R)
• M8: 1,966,165 km (0.12 R)
• M9: 2,610,483 km (0.11 R)
• M10: 2,908,931 km (0.108 R)
• M11: 3,103,707 km (0.069 R)
• M12: 3,912,732 km (0.088 R)
• M13: 5,746,353 km (0.082 R)
• M14: 6,827,497 km (0.061 R)
• M15: 7,172,171 km (0.053 R)
• M16: 7,438,305 km (0.086 R)
• M17: 7,896,524 km (0.059 R)
• M18: 8,180,311 km (0.113 R)
• M19: 9,124,124 km (0.081 R)
• M20: 14,594,319 km (0.086 R)
• M21: 17,844,184 km (0.055 R)
• M22: 19,766,067 km (0.112 R)
• M23: 22,853,169 km (0.068 R)
• M24: 23,236,289 km (0.062 R)
• M25: 23,721,136 km (0.092 R)
• M26: 25,317,944 km (0.078 R)
• M27: 26,351,665 km (0.076 R)
• M28: 27,737,091 km (0.099 R)
• M29: 30,768,093 km (0.099 R)
• M30: 31,352,722 km (0.119 R)
• M31: 33,641,569 km (0.077 R)
• M32: 38,955,286 km (0.116 R)
• M33: 40,750,161 km (0.066 R)
• M34: 45,552,552 km (0.104 R)
• M35: 47,388,417 km (0.031 R)
• M36: 53,526,417 km (0.083 R)
• M37: 55,397,288 km (0.114 R)
• M38: 56,959,988 km (0.109 R)
• M39: 60,537,621 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282

Radius: 7.4

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 15.2 AU - 24.34 AU

Year: 31185 Days

Day: 16.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,111,657 km

• M1: 97,239 km (0.05 R)
• M2: 427,401 km (0.119 R)
• M3: 700,118 km (0.047 R)
• M4: 1,223,711 km (0.077 R)
• M5: 1,571,825 km (0.115 R)
• M6: 2,848,792 km (0.058 R)
• M7: 3,213,661 km (0.089 R)
• M8: 4,777,109 km (0.1 R)
• M9: 5,141,978 km (0.088 R)
• M10: 7,539,882 km (0.059 R)
• M11: 8,551,912 km (0.084 R)
• M12: 8,980,959 km (0.074 R)
• M13: 9,594,459 km (0.101 R)
• M14: 12,262,986 km (0.113 R)
• M15: 14,393,858 km (0.08 R)
• M16: 18,297,465 km (0.099 R)
• M17: 18,740,724 km (0.05 R)
• M18: 20,113,733 km (0.094 R)
• M19: 22,650,165 km (0.091 R)
• M20: 24,419,309 km (0.036 R)
• M21: 25,722,307 km (0.096 R)
• M22: 26,503,507 km (0.088 R)
• M23: 26,956,788 km (0.118 R)
• M24: 27,415,455 km (0.093 R)
• M25: 27,879,209 km (0.077 R)
• M26: 30,647,966 km (0.105 R)
• M27: 34,393,448 km (0.101 R)
• M28: 37,715,119 km (0.104 R)
• M29: 39,014,077 km (0.073 R)
• M30: 41,244,731 km (0.057 R)
• M31: 42,778,259 km (0.051 R)
• M32: 49,122,555 km (0.046 R)
• M33: 55,695,287 km (0.099 R)
• M34: 63,839,246 km (0.091 R)
• M35: 64,858,606 km (0.076 R)
• M36: 70,768,619 km (0.099 R)
• M37: 75,202,999 km (0.042 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 17,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit