🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.64 AU

Year: 144 Days

Day: 33.9 Hours

Environment

Temp: 158 °C

Axial Tilt: 133.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.62 AU - 1 AU

Year: 279 Days

Day: 47.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.75 AU - 0.89 AU

Year: 284 Days

Day: 25.2 Hours

Environment

Temp: 48 °C

Axial Tilt: 90.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.93 AU - 1.41 AU

Year: 485 Days

Day: 19.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.61 AU - 1.75 AU

Year: 834 Days

Day: 21.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.92 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.5

Radius: 11.2

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.25 AU - 5.05 AU

Year: 3237 Days

Day: 9.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,507,829 km

• M1: 142,567 km (0.043 R)
• M2: 523,443 km (0.118 R)
• M3: 1,063,192 km (0.1 R)
• M4: 1,921,734 km (0.071 R)
• M5: 2,426,477 km (0.107 R)
• M6: 2,783,717 km (0.053 R)
• M7: 3,825,218 km (0.094 R)
• M8: 4,699,468 km (0.084 R)
• M9: 5,234,429 km (0.025 R)
• M10: 5,595,858 km (0.114 R)
• M11: 5,973,892 km (0.12 R)
• M12: 6,811,640 km (0.053 R)
• M13: 9,992,689 km (0.072 R)
• M14: 11,214,455 km (0.105 R)
• M15: 11,599,819 km (0.082 R)
• M16: 12,082,721 km (0.115 R)
• M17: 12,624,864 km (0.058 R)
• M18: 14,651,167 km (0.059 R)
• M19: 15,163,839 km (0.093 R)
• M20: 15,529,905 km (0.107 R)
• M21: 17,392,398 km (0.103 R)
• M22: 18,436,591 km (0.092 R)
• M23: 20,332,146 km (0.064 R)
• M24: 21,886,468 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.6

Radius: 3

Gravity: 88.07 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 11.78 AU - 14.66 AU

Year: 18404 Days

Day: 16.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 90,507,829 km

• M1: 37,399 km (0.072 R)
• M2: 143,464 km (0.052 R)
• M3: 335,249 km (0.109 R)
• M4: 597,344 km (0.087 R)
• M5: 956,379 km (0.102 R)
• M6: 1,081,443 km (0.094 R)
• M7: 1,189,453 km (0.097 R)
• M8: 2,420,793 km (0.114 R)
• M9: 3,166,089 km (0.089 R)
• M10: 3,801,731 km (0.106 R)
• M11: 4,692,586 km (0.108 R)
• M12: 5,959,530 km (0.059 R)
• M13: 11,346,550 km (0.037 R)
• M14: 11,604,157 km (0.081 R)
• M15: 15,948,479 km (0.113 R)
• M16: 20,973,322 km (0.092 R)
• M17: 21,556,604 km (0.087 R)
• M18: 22,959,683 km (0.096 R)
• M19: 28,113,479 km (0.111 R)
• M20: 29,907,606 km (0.077 R)
• M21: 31,270,742 km (0.074 R)
• M22: 31,522,964 km (0.098 R)
• M23: 39,002,259 km (0.071 R)
• M24: 43,383,831 km (0.108 R)
• M25: 44,647,784 km (0.088 R)
• M26: 45,450,077 km (0.093 R)
• M27: 46,589,414 km (0.115 R)
• M28: 47,914,702 km (0.05 R)
• M29: 52,572,731 km (0.047 R)
• M30: 52,929,372 km (0.089 R)
• M31: 54,190,033 km (0.086 R)
• M32: 55,102,730 km (0.095 R)
• M33: 62,376,328 km (0.052 R)
• M34: 67,494,819 km (0.065 R)
• M35: 72,886,027 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.9

Radius: 6.8

Gravity: 13.56 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 14.09 AU - 20.15 AU

Year: 27122 Days

Day: 20.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,507,829 km

• M1: 84,672 km (0.088 R)
• M2: 302,188 km (0.108 R)
• M3: 521,049 km (0.108 R)
• M4: 1,128,267 km (0.076 R)
• M5: 2,477,490 km (0.084 R)
• M6: 3,514,652 km (0.038 R)
• M7: 4,554,208 km (0.088 R)
• M8: 5,284,994 km (0.059 R)
• M9: 6,454,400 km (0.114 R)
• M10: 10,722,727 km (0.064 R)
• M11: 12,435,622 km (0.117 R)
• M12: 13,546,536 km (0.053 R)
• M13: 14,402,236 km (0.084 R)
• M14: 17,818,602 km (0.056 R)
• M15: 20,207,830 km (0.052 R)
• M16: 20,508,222 km (0.027 R)
• M17: 21,844,131 km (0.043 R)
• M18: 25,611,155 km (0.072 R)
• M19: 52,350,129 km (0.098 R)
• M20: 56,403,484 km (0.092 R)
• M21: 57,198,447 km (0.115 R)
• M22: 65,128,181 km (0.065 R)
• M23: 76,879,094 km (0.106 R)
• M24: 84,930,002 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 18,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit