🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.63 AU - 1.03 AU

Year: 270 Days

Day: 47.5 Hours

Environment

Temp: 175 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,588,805 km

• M1: 17,353 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.96 AU - 1.02 AU

Year: 351 Days

Day: 13.9 Hours

Environment

Temp: 135 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.91 AU - 1.37 AU

Year: 434 Days

Day: 29 Hours

Environment

Temp: 30 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.9 AU - 1.94 AU

Year: 948 Days

Day: 17.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.68 AU - 2.4 AU

Year: 1039 Days

Day: 44.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.41 AU - 2.57 AU

Year: 1401 Days

Day: 46.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.55 AU - 3.79 AU

Year: 2012 Days

Day: 13.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,588,805 km

• M1: 165,605 km (0.118 R)

Asteroid Belt

Center: 8.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.5

Radius: 5.4

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 11.95 AU - 14.51 AU

Year: 17153 Days

Day: 24.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,588,805 km

• M1: 67,169 km (0.096 R)
• M2: 246,238 km (0.091 R)
• M3: 1,082,490 km (0.111 R)
• M4: 1,326,036 km (0.083 R)
• M5: 1,660,836 km (0.069 R)
• M6: 2,765,317 km (0.049 R)
• M7: 3,051,348 km (0.101 R)
• M8: 3,658,416 km (0.102 R)
• M9: 4,054,401 km (0.053 R)
• M10: 4,505,888 km (0.039 R)
• M11: 8,107,457 km (0.087 R)
• M12: 10,091,124 km (0.119 R)
• M13: 11,169,575 km (0.059 R)
• M14: 14,557,967 km (0.091 R)
• M15: 15,866,949 km (0.079 R)
• M16: 16,715,617 km (0.083 R)
• M17: 18,079,501 km (0.094 R)
• M18: 19,886,793 km (0.052 R)
• M19: 23,188,119 km (0.102 R)
• M20: 24,279,585 km (0.103 R)
• M21: 24,450,426 km (0.081 R)
• M22: 24,622,164 km (0.071 R)
• M23: 25,758,061 km (0.094 R)
• M24: 28,701,847 km (0.09 R)
• M25: 28,893,034 km (0.032 R)
• M26: 29,861,381 km (0.063 R)
• M27: 34,379,835 km (0.118 R)
• M28: 35,686,871 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.5

Radius: 3.1

Gravity: 51.14 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 15.09 AU - 21.31 AU

Year: 27676 Days

Day: 24.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,588,805 km

• M1: 38,596 km (0.06 R)
• M2: 136,433 km (0.045 R)
• M3: 646,412 km (0.089 R)
• M4: 1,040,603 km (0.117 R)
• M5: 1,612,067 km (0.117 R)
• M6: 2,533,141 km (0.109 R)
• M7: 2,681,243 km (0.088 R)
• M8: 3,049,553 km (0.106 R)
• M9: 3,480,394 km (0.118 R)
• M10: 4,149,995 km (0.088 R)
• M11: 4,569,018 km (0.106 R)
• M12: 5,613,660 km (0.098 R)
• M13: 7,846,408 km (0.072 R)
• M14: 9,214,930 km (0.073 R)
• M15: 10,108,179 km (0.106 R)
• M16: 12,626,210 km (0.107 R)
• M17: 12,913,288 km (0.045 R)
• M18: 13,575,259 km (0.095 R)
• M19: 14,649,521 km (0.035 R)
• M20: 19,514,444 km (0.096 R)
• M21: 25,811,317 km (0.074 R)
• M22: 26,741,367 km (0.101 R)
• M23: 29,413,784 km (0.035 R)
• M24: 30,556,412 km (0.088 R)
• M25: 34,023,343 km (0.078 R)
• M26: 35,140,540 km (0.095 R)
• M27: 50,690,640 km (0.102 R)
• M28: 53,256,393 km (0.075 R)
• M29: 55,332,064 km (0.097 R)
• M30: 58,843,874 km (0.055 R)
• M31: 69,817,326 km (0.113 R)
• M32: 70,939,161 km (0.098 R)
• M33: 73,449,413 km (0.118 R)
• M34: 73,680,392 km (0.11 R)
• M35: 78,888,044 km (0.108 R)
• M36: 80,840,894 km (0.106 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 20,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit