🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.91 AU - 1.19 AU

Year: 408 Days

Day: 39 Hours

Environment

Temp: 3 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,429,487 km

• M1: 45,328 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.84 AU - 1.28 AU

Year: 413 Days

Day: 35 Hours

Environment

Temp: 11 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.66 AU - 1.7 AU

Year: 825 Days

Day: 20.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 153.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.7 AU - 1.78 AU

Year: 869 Days

Day: 21.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,429,487 km

• M1: 255,513 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.77 AU - 1.83 AU

Year: 915 Days

Day: 26.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.68 AU - 2.08 AU

Year: 976 Days

Day: 25.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.17 AU - 4.77 AU

Year: 2996 Days

Day: 24 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886.4

Radius: 3.8

Gravity: 61.39 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 12.64 AU - 12.72 AU

Year: 17101 Days

Day: 21 Hours

Environment

Temp: -180 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,429,487 km

• M1: 48,320 km (0.075 R)
• M2: 189,541 km (0.097 R)
• M3: 519,853 km (0.08 R)
• M4: 1,131,708 km (0.082 R)
• M5: 1,566,140 km (0.064 R)
• M6: 2,002,966 km (0.087 R)
• M7: 2,425,131 km (0.117 R)
• M8: 2,904,293 km (0.079 R)
• M9: 5,577,906 km (0.083 R)
• M10: 5,818,310 km (0.116 R)
• M11: 6,362,846 km (0.104 R)
• M12: 6,581,110 km (0.106 R)
• M13: 7,504,428 km (0.099 R)
• M14: 9,378,440 km (0.116 R)
• M15: 12,331,951 km (0.106 R)
• M16: 13,944,616 km (0.069 R)
• M17: 18,097,752 km (0.101 R)
• M18: 20,078,278 km (0.113 R)
• M19: 23,415,807 km (0.098 R)
• M20: 24,040,827 km (0.08 R)
• M21: 24,891,291 km (0.11 R)
• M22: 26,204,461 km (0.06 R)
• M23: 27,678,299 km (0.034 R)
• M24: 28,376,771 km (0.098 R)
• M25: 30,789,935 km (0.098 R)
• M26: 31,665,830 km (0.116 R)
• M27: 42,884,922 km (0.116 R)
• M28: 48,696,949 km (0.054 R)
• M29: 48,865,546 km (0.025 R)
• M30: 55,012,373 km (0.066 R)
• M31: 64,049,431 km (0.117 R)
• M32: 67,337,891 km (0.105 R)
• M33: 72,040,949 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304

Radius: 5.6

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.83 AU - 13.57 AU

Year: 18164 Days

Day: 21.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,429,487 km

• M1: 69,713 km (0.117 R)
• M2: 336,745 km (0.039 R)
• M3: 573,109 km (0.095 R)
• M4: 918,980 km (0.118 R)
• M5: 1,409,212 km (0.072 R)
• M6: 1,673,402 km (0.087 R)
• M7: 1,935,647 km (0.098 R)
• M8: 2,380,401 km (0.112 R)
• M9: 2,648,331 km (0.088 R)
• M10: 2,913,419 km (0.06 R)
• M11: 4,154,931 km (0.087 R)
• M12: 4,700,215 km (0.094 R)
• M13: 5,056,258 km (0.096 R)
• M14: 5,932,304 km (0.059 R)
• M15: 7,757,248 km (0.043 R)
• M16: 11,929,233 km (0.106 R)
• M17: 13,404,867 km (0.119 R)
• M18: 13,922,775 km (0.1 R)
• M19: 15,275,588 km (0.108 R)
• M20: 16,345,961 km (0.117 R)
• M21: 17,927,360 km (0.116 R)
• M22: 18,635,257 km (0.097 R)
• M23: 19,856,275 km (0.086 R)
• M24: 21,216,568 km (0.053 R)
• M25: 24,597,779 km (0.052 R)
• M26: 25,668,302 km (0.057 R)
• M27: 26,466,107 km (0.119 R)
• M28: 28,745,231 km (0.042 R)
• M29: 33,101,222 km (0.117 R)
• M30: 33,453,375 km (0.097 R)
• M31: 37,877,283 km (0.085 R)
• M32: 38,780,555 km (0.047 R)
• M33: 43,653,407 km (0.075 R)
• M34: 44,503,422 km (0.12 R)
• M35: 45,076,082 km (0.089 R)
• M36: 50,764,242 km (0.107 R)
• M37: 51,232,633 km (0.114 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 14,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit