🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.98 AU - 1.44 AU

Year: 496 Days

Day: 43.3 Hours

Environment

Temp: -17 °C

Axial Tilt: 24.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 65,658,364 km

• M1: 483,949 km (0.117 R)

Asteroid Belt

Center: 1.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.82 AU - 1.88 AU

Year: 938 Days

Day: 21.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,658,364 km

• M1: 29,920 km (0.079 R)

Asteroid Belt

Center: 4.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.1

Radius: 14.1

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.47 AU - 9.09 AU

Year: 7322 Days

Day: 5.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 75.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,658,364 km

• M1: 175,478 km (0.104 R)
• M2: 731,234 km (0.093 R)
• M3: 1,348,774 km (0.108 R)
• M4: 1,844,392 km (0.061 R)
• M5: 2,533,739 km (0.11 R)
• M6: 3,010,508 km (0.095 R)
• M7: 3,851,846 km (0.114 R)
• M8: 4,514,116 km (0.058 R)
• M9: 5,587,181 km (0.067 R)
• M10: 6,336,068 km (0.067 R)
• M11: 8,649,599 km (0.114 R)
• M12: 9,973,840 km (0.097 R)
• M13: 10,733,348 km (0.076 R)
• M14: 11,177,205 km (0.082 R)
• M15: 12,049,510 km (0.112 R)
• M16: 15,246,566 km (0.072 R)
• M17: 16,384,408 km (0.117 R)
• M18: 18,757,778 km (0.047 R)
• M19: 19,331,037 km (0.087 R)
• M20: 20,287,416 km (0.077 R)
• M21: 20,815,347 km (0.093 R)
• M22: 21,898,735 km (0.105 R)
• M23: 23,511,250 km (0.09 R)
• M24: 24,262,082 km (0.075 R)
• M25: 33,401,614 km (0.101 R)
• M26: 34,138,384 km (0.04 R)
• M27: 35,317,963 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.8

Radius: 3.5

Gravity: 19.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 16.02 AU - 18.96 AU

Year: 27267 Days

Day: 21.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,658,364 km

• M1: 43,533 km (0.096 R)
• M2: 187,745 km (0.045 R)
• M3: 1,106,127 km (0.099 R)
• M4: 1,960,630 km (0.085 R)
• M5: 2,153,461 km (0.08 R)
• M6: 2,510,402 km (0.058 R)
• M7: 2,691,266 km (0.099 R)
• M8: 5,481,864 km (0.105 R)
• M9: 7,031,250 km (0.038 R)
• M10: 7,254,749 km (0.084 R)
• M11: 7,763,082 km (0.12 R)
• M12: 13,588,124 km (0.039 R)
• M13: 14,287,345 km (0.068 R)
• M14: 17,243,997 km (0.111 R)
• M15: 20,312,997 km (0.06 R)
• M16: 21,133,392 km (0.068 R)
• M17: 26,524,600 km (0.099 R)
• M18: 27,393,913 km (0.108 R)
• M19: 29,074,795 km (0.059 R)
• M20: 29,998,861 km (0.116 R)
• M21: 35,302,854 km (0.092 R)
• M22: 37,561,183 km (0.1 R)
• M23: 59,007,085 km (0.066 R)
• M24: 62,940,911 km (0.119 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 19,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit