🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.52 AU - 0.8 AU

Year: 156 Days

Day: 20.9 Hours

Environment

Temp: 373 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.38 AU - 1.54 AU

Year: 513 Days

Day: 46.1 Hours

Environment

Temp: 126 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.8 AU - 2.24 AU

Year: 834 Days

Day: 37.3 Hours

Environment

Temp: 96 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,446,211 km

• M1: 110,553 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.27 AU - 2.49 AU

Year: 1067 Days

Day: 42.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.14 AU - 3.34 AU

Year: 1695 Days

Day: 45.8 Hours

Environment

Temp: -23 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.84 AU - 4.14 AU

Year: 1895 Days

Day: 31 Hours

Environment

Temp: -48 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,446,211 km

• M1: 766,689 km (0.073 R)

Asteroid Belt

Center: 4.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.78 AU - 5.28 AU

Year: 2802 Days

Day: 34.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,446,211 km

• M1: 940,073 km (0.085 R)

Asteroid Belt

Center: 11.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.6

Radius: 3.2

Gravity: 81.21 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 17.85 AU - 19.29 AU

Year: 23253 Days

Day: 22.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 89,446,211 km

• M1: 39,943 km (0.107 R)
• M2: 255,663 km (0.094 R)
• M3: 435,479 km (0.104 R)
• M4: 858,841 km (0.095 R)
• M5: 1,925,923 km (0.11 R)
• M6: 2,205,222 km (0.105 R)
• M7: 2,535,385 km (0.104 R)
• M8: 4,846,672 km (0.113 R)
• M9: 5,279,758 km (0.079 R)
• M10: 5,443,567 km (0.078 R)
• M11: 7,891,886 km (0.052 R)
• M12: 9,176,483 km (0.06 R)
• M13: 11,593,237 km (0.089 R)
• M14: 13,854,109 km (0.082 R)
• M15: 19,031,991 km (0.059 R)
• M16: 22,901,190 km (0.112 R)
• M17: 24,224,084 km (0.082 R)
• M18: 26,540,457 km (0.073 R)
• M19: 27,629,530 km (0.059 R)
• M20: 27,752,200 km (0.08 R)
• M21: 30,415,940 km (0.091 R)
• M22: 30,678,185 km (0.095 R)
• M23: 32,968,528 km (0.082 R)
• M24: 36,244,722 km (0.082 R)
• M25: 39,264,504 km (0.098 R)
• M26: 56,504,612 km (0.099 R)
• M27: 58,302,329 km (0.091 R)
• M28: 68,312,521 km (0.096 R)
• M29: 68,537,217 km (0.117 R)
• M30: 70,351,540 km (0.039 R)
• M31: 71,501,649 km (0.101 R)
• M32: 80,905,969 km (0.112 R)
• M33: 83,187,337 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.4

Radius: 4.6

Gravity: 30.41 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 18.16 AU - 22.16 AU

Year: 26303 Days

Day: 15.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 89,446,211 km

• M1: 57,296 km (0.09 R)
• M2: 444,306 km (0.084 R)
• M3: 604,974 km (0.047 R)
• M4: 2,618,412 km (0.091 R)
• M5: 2,851,186 km (0.066 R)
• M6: 4,227,785 km (0.071 R)
• M7: 5,482,912 km (0.098 R)
• M8: 6,083,697 km (0.08 R)
• M9: 8,040,886 km (0.111 R)
• M10: 8,701,360 km (0.091 R)
• M11: 10,638,204 km (0.111 R)
• M12: 11,775,746 km (0.093 R)
• M13: 12,918,375 km (0.111 R)
• M14: 14,054,720 km (0.108 R)
• M15: 16,179,608 km (0.049 R)
• M16: 16,962,454 km (0.056 R)
• M17: 17,770,133 km (0.102 R)
• M18: 24,155,269 km (0.109 R)
• M19: 31,915,509 km (0.114 R)
• M20: 35,840,957 km (0.034 R)
• M21: 43,629,321 km (0.069 R)
• M22: 46,341,232 km (0.091 R)
• M23: 48,091,975 km (0.098 R)
• M24: 62,017,592 km (0.065 R)
• M25: 71,957,922 km (0.119 R)
• M26: 73,829,392 km (0.082 R)
• M27: 74,777,244 km (0.06 R)
• M28: 76,455,283 km (0.12 R)
• M29: 78,158,455 km (0.112 R)
• M30: 80,385,069 km (0.096 R)
• M31: 80,885,474 km (0.102 R)
• M32: 88,644,069 km (0.116 R)

Kuiper Belt

Range: 37.7 - 53.7 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 16,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit