🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.71 AU - 0.75 AU

Year: 226 Days

Day: 47.7 Hours

Environment

Temp: 127 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.05 AU - 1.65 AU

Year: 567 Days

Day: 20.6 Hours

Environment

Temp: -8 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.97 AU - 2.65 AU

Year: 1270 Days

Day: 33.3 Hours

Environment

Temp: -86 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,351,649 km

• M1: 41,139 km (0.069 R)

Asteroid Belt

Center: 7.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.6

Radius: 10.5

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 12.35 AU - 12.81 AU

Year: 16137 Days

Day: 9.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 96,351,649 km

• M1: 130,599 km (0.057 R)
• M2: 1,362,388 km (0.081 R)
• M3: 1,915,002 km (0.088 R)
• M4: 3,537,242 km (0.064 R)
• M5: 9,150,752 km (0.095 R)
• M6: 11,404,145 km (0.054 R)
• M7: 12,527,326 km (0.104 R)
• M8: 13,891,359 km (0.087 R)
• M9: 19,483,327 km (0.101 R)
• M10: 25,726,495 km (0.063 R)
• M11: 28,012,201 km (0.044 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 797

Radius: 7.7

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.57 AU - 13.45 AU

Year: 16971 Days

Day: 18 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 96,351,649 km

• M1: 96,191 km (0.09 R)
• M2: 406,009 km (0.028 R)
• M3: 651,798 km (0.119 R)
• M4: 944,711 km (0.031 R)
• M5: 1,754,035 km (0.09 R)
• M6: 3,355,031 km (0.115 R)
• M7: 3,753,710 km (0.118 R)
• M8: 4,279,845 km (0.108 R)
• M9: 6,408,174 km (0.073 R)
• M10: 8,471,877 km (0.089 R)
• M11: 9,157,783 km (0.062 R)
• M12: 13,856,503 km (0.111 R)
• M13: 14,510,545 km (0.11 R)
• M14: 16,116,328 km (0.109 R)
• M15: 16,839,634 km (0.103 R)
• M16: 18,007,395 km (0.042 R)
• M17: 19,228,263 km (0.107 R)
• M18: 24,247,122 km (0.099 R)
• M19: 24,877,079 km (0.045 R)
• M20: 25,733,975 km (0.08 R)
• M21: 26,721,321 km (0.088 R)
• M22: 30,924,423 km (0.074 R)
• M23: 32,165,637 km (0.098 R)
• M24: 38,731,188 km (0.1 R)
• M25: 47,592,319 km (0.102 R)
• M26: 48,084,346 km (0.104 R)
• M27: 49,916,920 km (0.114 R)
• M28: 57,343,407 km (0.077 R)
• M29: 58,460,903 km (0.112 R)
• M30: 59,593,060 km (0.038 R)
• M31: 63,869,016 km (0.075 R)
• M32: 64,667,868 km (0.115 R)
• M33: 65,271,346 km (0.11 R)
• M34: 68,762,063 km (0.105 R)
• M35: 70,659,712 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.3

Radius: 6.7

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 14.7 AU - 16.94 AU

Year: 22756 Days

Day: 18 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 96,351,649 km

• M1: 111,600 km (0.09 R)
• M2: 413,788 km (0.115 R)
• M3: 4,240,800 km (0.079 R)
• M4: 5,190,747 km (0.075 R)
• M5: 6,404,584 km (0.053 R)
• M6: 17,608,118 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.4

Radius: 3.4

Gravity: 60.24 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 16.25 AU - 20.31 AU

Year: 28265 Days

Day: 18 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 96,351,649 km

• M1: 42,336 km (0.08 R)
• M2: 217,216 km (0.062 R)
• M3: 341,981 km (0.074 R)
• M4: 576,401 km (0.066 R)
• M5: 1,260,512 km (0.091 R)
• M6: 1,715,588 km (0.106 R)
• M7: 1,854,864 km (0.118 R)
• M8: 2,801,819 km (0.116 R)
• M9: 4,242,745 km (0.103 R)
• M10: 4,648,903 km (0.078 R)
• M11: 5,327,031 km (0.097 R)
• M12: 12,445,795 km (0.047 R)
• M13: 12,968,639 km (0.1 R)
• M14: 15,123,447 km (0.074 R)
• M15: 16,153,279 km (0.097 R)
• M16: 19,323,557 km (0.113 R)
• M17: 21,158,674 km (0.069 R)
• M18: 28,750,018 km (0.104 R)
• M19: 29,008,523 km (0.119 R)
• M20: 30,727,552 km (0.095 R)
• M21: 33,933,135 km (0.085 R)
• M22: 34,658,386 km (0.088 R)
• M23: 37,201,101 km (0.06 R)
• M24: 38,753,628 km (0.103 R)
• M25: 42,990,838 km (0.063 R)
• M26: 44,010,646 km (0.109 R)
• M27: 48,983,728 km (0.053 R)
• M28: 49,723,490 km (0.117 R)
• M29: 60,874,066 km (0.083 R)
• M30: 68,166,514 km (0.086 R)
• M31: 69,784,714 km (0.1 R)
• M32: 72,618,247 km (0.088 R)
• M33: 76,762,108 km (0.118 R)
• M34: 79,018,493 km (0.088 R)
• M35: 82,095,123 km (0.068 R)
• M36: 88,213,376 km (0.111 R)
• M37: 90,965,678 km (0.056 R)
• M38: 92,644,166 km (0.118 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 12,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit