🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.78 AU - 0.8 AU

Year: 247 Days

Day: 29.9 Hours

Environment

Temp: 204 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.79 AU - 0.93 AU

Year: 280 Days

Day: 15.4 Hours

Environment

Temp: 197 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,779,964 km

• M1: 27,975 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.89 AU - 1.35 AU

Year: 417 Days

Day: 23.3 Hours

Environment

Temp: 31 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.81 AU - 2.19 AU

Year: 994 Days

Day: 26.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 71.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.8

Radius: 8.5

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.02 AU - 7.1 AU

Year: 5243 Days

Day: 6.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 96,779,964 km

• M1: 108,458 km (0.077 R)
• M2: 797,207 km (0.117 R)
• M3: 1,080,545 km (0.119 R)
• M4: 2,153,611 km (0.075 R)
• M5: 3,244,329 km (0.079 R)
• M6: 3,532,455 km (0.117 R)
• M7: 5,774,627 km (0.033 R)
• M8: 6,675,805 km (0.118 R)
• M9: 8,077,088 km (0.104 R)
• M10: 10,346,189 km (0.101 R)
• M11: 12,771,769 km (0.117 R)
• M12: 13,592,313 km (0.053 R)
• M13: 14,967,117 km (0.092 R)
• M14: 15,715,406 km (0.077 R)
• M15: 17,228,738 km (0.096 R)
• M16: 18,531,586 km (0.108 R)
• M17: 20,542,331 km (0.061 R)
• M18: 22,694,296 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.1

Radius: 7.9

Gravity: 12.69 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 15.63 AU - 18.01 AU

Year: 24245 Days

Day: 15.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 96,779,964 km

• M1: 98,435 km (0.114 R)
• M2: 663,317 km (0.112 R)
• M3: 1,159,234 km (0.112 R)
• M4: 3,154,720 km (0.091 R)
• M5: 6,213,099 km (0.05 R)
• M6: 6,866,093 km (0.1 R)
• M7: 10,638,802 km (0.108 R)
• M8: 16,806,872 km (0.055 R)
• M9: 18,349,675 km (0.104 R)
• M10: 24,098,123 km (0.092 R)
• M11: 29,378,628 km (0.091 R)
• M12: 38,362,130 km (0.083 R)
• M13: 40,228,214 km (0.117 R)
• M14: 44,309,094 km (0.04 R)
• M15: 47,766,002 km (0.037 R)
• M16: 50,842,482 km (0.069 R)
• M17: 57,788,161 km (0.074 R)
• M18: 68,672,304 km (0.069 R)
• M19: 70,955,317 km (0.077 R)
• M20: 85,202,719 km (0.055 R)
• M21: 86,513,346 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.7

Radius: 5.7

Gravity: 23.07 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 15.43 AU - 21.09 AU

Year: 27424 Days

Day: 22.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 96,779,964 km

• M1: 70,909 km (0.111 R)
• M2: 371,900 km (0.115 R)
• M3: 1,374,655 km (0.115 R)
• M4: 1,870,572 km (0.059 R)
• M5: 2,171,114 km (0.093 R)
• M6: 2,630,230 km (0.099 R)
• M7: 3,269,611 km (0.03 R)
• M8: 4,890,504 km (0.093 R)
• M9: 5,504,154 km (0.09 R)
• M10: 6,736,243 km (0.117 R)
• M11: 7,134,023 km (0.086 R)
• M12: 8,421,762 km (0.116 R)
• M13: 9,361,984 km (0.118 R)
• M14: 10,833,130 km (0.032 R)
• M15: 11,103,902 km (0.106 R)
• M16: 11,379,162 km (0.12 R)
• M17: 16,160,908 km (0.059 R)
• M18: 16,873,293 km (0.077 R)
• M19: 17,237,115 km (0.117 R)
• M20: 18,265,002 km (0.106 R)
• M21: 19,731,660 km (0.117 R)
• M22: 20,033,997 km (0.082 R)
• M23: 23,343,102 km (0.118 R)
• M24: 26,385,175 km (0.097 R)
• M25: 29,287,822 km (0.065 R)
• M26: 36,468,969 km (0.072 R)
• M27: 46,495,916 km (0.086 R)
• M28: 49,215,455 km (0.105 R)
• M29: 49,771,810 km (0.072 R)
• M30: 52,810,143 km (0.111 R)
• M31: 54,177,318 km (0.093 R)
• M32: 59,253,024 km (0.109 R)
• M33: 64,194,241 km (0.037 R)
• M34: 72,708,006 km (0.093 R)
• M35: 84,833,213 km (0.051 R)
• M36: 85,099,198 km (0.113 R)
• M37: 91,092,687 km (0.029 R)
• M38: 91,651,135 km (0.093 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 18,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit