🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.95 AU - 1.41 AU

Year: 448 Days

Day: 22.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.03 AU - 4.31 AU

Year: 2460 Days

Day: 40.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,278,961 km

• M1: 334,501 km (0.079 R)

Asteroid Belt

Center: 7.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.9

Radius: 10.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 10.71 AU - 12.73 AU

Year: 14037 Days

Day: 6 Hours

Environment

Temp: -166 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,278,961 km

• M1: 131,048 km (0.08 R)
• M2: 477,068 km (0.033 R)
• M3: 876,045 km (0.074 R)
• M4: 1,245,103 km (0.052 R)
• M5: 2,077,166 km (0.087 R)
• M6: 2,585,201 km (0.105 R)
• M7: 4,154,034 km (0.038 R)
• M8: 5,093,209 km (0.098 R)
• M9: 8,437,769 km (0.05 R)
• M10: 9,046,632 km (0.077 R)
• M11: 11,159,852 km (0.087 R)
• M12: 11,778,738 km (0.079 R)
• M13: 16,409,390 km (0.08 R)
• M14: 18,112,413 km (0.06 R)
• M15: 23,195,599 km (0.074 R)
• M16: 25,915,737 km (0.09 R)
• M17: 26,801,356 km (0.036 R)
• M18: 27,302,060 km (0.052 R)
• M19: 31,869,134 km (0.119 R)
• M20: 37,292,356 km (0.073 R)
• M21: 44,129,128 km (0.055 R)

Planet 4 - Ice Giant

Semi-Major Axis: 20.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.6

Radius: 3.9

Gravity: 33.18 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 19.55 AU - 21.17 AU

Year: 32140 Days

Day: 19.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 94,278,961 km

• M1: 49,218 km (0.097 R)
• M2: 177,423 km (0.066 R)
• M3: 579,991 km (0.079 R)
• M4: 1,038,209 km (0.086 R)
• M5: 1,210,097 km (0.067 R)
• M6: 1,434,195 km (0.095 R)
• M7: 1,802,056 km (0.093 R)
• M8: 4,158,222 km (0.027 R)
• M9: 4,555,704 km (0.064 R)
• M10: 5,017,662 km (0.036 R)
• M11: 10,211,251 km (0.091 R)
• M12: 10,798,722 km (0.085 R)
• M13: 11,898,117 km (0.078 R)
• M14: 19,107,687 km (0.073 R)
• M15: 20,199,452 km (0.071 R)
• M16: 21,227,339 km (0.093 R)
• M17: 21,648,158 km (0.082 R)
• M18: 23,948,824 km (0.042 R)
• M19: 28,516,645 km (0.117 R)
• M20: 28,644,103 km (0.092 R)
• M21: 31,274,033 km (0.04 R)
• M22: 32,786,917 km (0.074 R)
• M23: 38,855,504 km (0.117 R)
• M24: 43,235,580 km (0.102 R)
• M25: 43,741,669 km (0.068 R)
• M26: 45,110,640 km (0.088 R)
• M27: 52,768,255 km (0.067 R)
• M28: 52,960,339 km (0.047 R)
• M29: 59,984,408 km (0.106 R)
• M30: 62,313,796 km (0.104 R)
• M31: 66,702,250 km (0.104 R)
• M32: 68,513,730 km (0.061 R)
• M33: 71,762,398 km (0.11 R)
• M34: 76,088,170 km (0.118 R)
• M35: 79,823,180 km (0.072 R)
• M36: 83,939,664 km (0.113 R)
• M37: 84,990,589 km (0.096 R)
• M38: 89,827,837 km (0.08 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 15,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit