🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.72 AU - 0.84 AU

Year: 248 Days

Day: 20.5 Hours

Environment

Temp: 113 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.26 AU - 1.64 AU

Year: 628 Days

Day: 12.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.72 AU - 2.04 AU

Year: 928 Days

Day: 29.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,363,791 km

• M1: 1,573,919 km (0.097 R)

Asteroid Belt

Center: 3.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.8

Radius: 11.3

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.41 AU - 5.75 AU

Year: 4121 Days

Day: 9.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,363,791 km

• M1: 147,055 km (0.053 R)
• M2: 560,094 km (0.102 R)
• M3: 929,152 km (0.119 R)
• M4: 1,436,439 km (0.108 R)
• M5: 1,831,078 km (0.058 R)
• M6: 2,482,128 km (0.082 R)
• M7: 3,243,880 km (0.051 R)
• M8: 3,848,256 km (0.086 R)
• M9: 5,888,920 km (0.074 R)
• M10: 7,781,184 km (0.108 R)
• M11: 9,563,792 km (0.047 R)
• M12: 11,200,991 km (0.112 R)
• M13: 12,726,141 km (0.115 R)
• M14: 14,490,499 km (0.062 R)
• M15: 14,915,656 km (0.057 R)
• M16: 15,902,702 km (0.037 R)
• M17: 16,584,719 km (0.071 R)
• M18: 17,345,275 km (0.053 R)
• M19: 18,006,946 km (0.105 R)
• M20: 18,810,586 km (0.056 R)
• M21: 20,290,558 km (0.12 R)
• M22: 21,093,001 km (0.032 R)
• M23: 26,201,020 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.3

Radius: 3.4

Gravity: 70.53 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 14.5 AU - 18.5 AU

Year: 24121 Days

Day: 24.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,363,791 km

• M1: 45,328 km (0.052 R)
• M2: 320,738 km (0.107 R)
• M3: 1,486,404 km (0.115 R)
• M4: 2,842,659 km (0.114 R)
• M5: 3,792,306 km (0.099 R)
• M6: 5,335,258 km (0.08 R)
• M7: 6,108,829 km (0.118 R)
• M8: 7,252,505 km (0.084 R)
• M9: 7,874,533 km (0.096 R)
• M10: 12,156,173 km (0.104 R)
• M11: 17,676,484 km (0.104 R)
• M12: 19,278,678 km (0.104 R)
• M13: 23,869,687 km (0.079 R)
• M14: 25,121,522 km (0.067 R)
• M15: 30,435,238 km (0.108 R)
• M16: 31,499,926 km (0.067 R)
• M17: 32,451,817 km (0.099 R)
• M18: 34,127,912 km (0.118 R)
• M19: 35,860,704 km (0.076 R)
• M20: 60,593,421 km (0.059 R)
• M21: 70,921,658 km (0.09 R)
• M22: 76,377,642 km (0.064 R)
• M23: 82,874,528 km (0.046 R)
• M24: 87,848,358 km (0.114 R)

Kuiper Belt

Range: 30.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 13,450 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit