🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.43 AU - 0.59 AU

Year: 128 Days

Day: 37.8 Hours

Environment

Temp: 197 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.52 AU - 0.62 AU

Year: 151 Days

Day: 42.4 Hours

Environment

Temp: 255 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.7 AU - 1.12 AU

Year: 305 Days

Day: 33.6 Hours

Environment

Temp: 126 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.15 AU - 1.35 AU

Year: 491 Days

Day: 38.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.73 AU - 2.09 AU

Year: 928 Days

Day: 38.2 Hours

Environment

Temp: -38 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,488,818 km

• M1: 501,153 km (0.081 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.67 AU - 4.31 AU

Year: 2291 Days

Day: 39.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.29 AU - 5.45 AU

Year: 4374 Days

Day: 38.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 48.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.8

Radius: 9.4

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.28 AU - 11.66 AU

Year: 10242 Days

Day: 6.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 31,488,818 km

• M1: 116,986 km (0.054 R)
• M2: 625,469 km (0.065 R)
• M3: 1,169,556 km (0.058 R)
• M4: 1,809,386 km (0.111 R)
• M5: 2,254,889 km (0.026 R)
• M6: 2,729,862 km (0.105 R)
• M7: 3,441,050 km (0.036 R)
• M8: 4,072,652 km (0.096 R)
• M9: 5,261,656 km (0.11 R)
• M10: 7,229,018 km (0.105 R)
• M11: 7,606,154 km (0.102 R)
• M12: 9,493,630 km (0.092 R)
• M13: 10,466,465 km (0.102 R)
• M14: 11,059,322 km (0.09 R)
• M15: 11,504,375 km (0.044 R)
• M16: 11,845,907 km (0.119 R)
• M17: 12,370,996 km (0.037 R)
• M18: 15,232,654 km (0.097 R)
• M19: 17,592,859 km (0.069 R)
• M20: 18,199,778 km (0.089 R)
• M21: 19,940,947 km (0.06 R)
• M22: 21,790,276 km (0.074 R)
• M23: 22,667,668 km (0.112 R)
• M24: 23,751,355 km (0.099 R)
• M25: 25,633,745 km (0.076 R)
• M26: 26,611,367 km (0.119 R)
• M27: 27,715,100 km (0.103 R)
• M28: 28,953,770 km (0.112 R)
• M29: 43,849,679 km (0.096 R)
• M30: 45,813,899 km (0.104 R)
• M31: 50,979,663 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.2

Radius: 9.4

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 8.27 AU - 11.17 AU

Year: 10651 Days

Day: 7.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,488,818 km

• M1: 118,930 km (0.087 R)
• M2: 460,163 km (0.105 R)
• M3: 889,958 km (0.11 R)
• M4: 1,285,794 km (0.104 R)
• M5: 2,216,442 km (0.087 R)
• M6: 2,611,231 km (0.097 R)
• M7: 3,091,590 km (0.067 R)
• M8: 3,853,192 km (0.115 R)
• M9: 4,205,346 km (0.055 R)
• M10: 4,920,872 km (0.062 R)
• M11: 6,397,553 km (0.082 R)
• M12: 7,449,974 km (0.08 R)
• M13: 8,149,643 km (0.07 R)
• M14: 13,193,784 km (0.108 R)
• M15: 13,618,343 km (0.112 R)
• M16: 15,292,642 km (0.116 R)
• M17: 16,300,034 km (0.093 R)
• M18: 16,789,219 km (0.116 R)
• M19: 17,414,389 km (0.118 R)
• M20: 18,315,567 km (0.054 R)
• M21: 20,989,778 km (0.081 R)
• M22: 21,350,608 km (0.117 R)
• M23: 24,865,859 km (0.09 R)
• M24: 27,786,159 km (0.082 R)
• M25: 29,015,704 km (0.111 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 15,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit