🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.45 AU - 0.57 AU

Year: 136 Days

Day: 45.2 Hours

Environment

Temp: 212 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.5 AU - 0.54 AU

Year: 141 Days

Day: 13.5 Hours

Environment

Temp: 187 °C

Axial Tilt: 177.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.61 AU - 0.63 AU

Year: 183 Days

Day: 38.7 Hours

Environment

Temp: 187 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.88 AU - 1.2 AU

Year: 397 Days

Day: 47.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.91 AU - 3.13 AU

Year: 1967 Days

Day: 26.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.59 AU - 3.71 AU

Year: 2095 Days

Day: 37.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,424,575 km

• M1: 1,262,905 km (0.075 R)

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.3

Radius: 9.9

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.78 AU - 5.42 AU

Year: 3697 Days

Day: 9.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,424,575 km

• M1: 123,119 km (0.102 R)
• M2: 477,965 km (0.08 R)
• M3: 3,158,161 km (0.04 R)
• M4: 3,695,516 km (0.074 R)
• M5: 5,016,465 km (0.109 R)
• M6: 5,430,104 km (0.069 R)
• M7: 6,914,264 km (0.09 R)
• M8: 9,475,080 km (0.066 R)
• M9: 10,040,710 km (0.091 R)
• M10: 13,212,783 km (0.085 R)
• M11: 14,088,978 km (0.043 R)
• M12: 14,606,736 km (0.029 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.3

Radius: 11.5

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.28 AU - 6.54 AU

Year: 5384 Days

Day: 11.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,424,575 km

• M1: 143,016 km (0.1 R)
• M2: 718,219 km (0.111 R)
• M3: 1,079,049 km (0.07 R)
• M4: 2,028,846 km (0.056 R)
• M5: 2,423,486 km (0.028 R)
• M6: 3,972,721 km (0.081 R)
• M7: 4,819,295 km (0.06 R)
• M8: 6,309,589 km (0.094 R)
• M9: 7,874,533 km (0.051 R)
• M10: 9,285,989 km (0.105 R)
• M11: 10,729,309 km (0.104 R)
• M12: 11,301,820 km (0.115 R)
• M13: 13,594,108 km (0.063 R)
• M14: 13,952,694 km (0.03 R)
• M15: 14,317,414 km (0.074 R)
• M16: 16,758,253 km (0.079 R)
• M17: 18,448,709 km (0.105 R)
• M18: 23,313,631 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.4

Radius: 9.7

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.04 AU - 10.38 AU

Year: 9633 Days

Day: 7.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,424,575 km

• M1: 131,945 km (0.107 R)
• M2: 541,694 km (0.071 R)
• M3: 1,097,151 km (0.038 R)
• M4: 1,576,163 km (0.093 R)
• M5: 1,905,129 km (0.114 R)
• M6: 2,335,223 km (0.068 R)
• M7: 3,046,112 km (0.115 R)
• M8: 4,027,773 km (0.108 R)
• M9: 4,710,837 km (0.102 R)
• M10: 5,370,115 km (0.11 R)
• M11: 5,739,472 km (0.117 R)
• M12: 6,125,584 km (0.067 R)
• M13: 6,989,362 km (0.113 R)
• M14: 7,553,645 km (0.078 R)
• M15: 14,719,084 km (0.112 R)
• M16: 17,471,236 km (0.1 R)
• M17: 18,814,924 km (0.091 R)
• M18: 20,306,714 km (0.11 R)
• M19: 20,711,975 km (0.105 R)
• M20: 22,045,490 km (0.106 R)
• M21: 23,702,137 km (0.11 R)
• M22: 30,629,715 km (0.082 R)
• M23: 34,955,786 km (0.071 R)
• M24: 36,127,138 km (0.04 R)
• M25: 38,920,728 km (0.074 R)
• M26: 40,051,988 km (0.099 R)
• M27: 42,116,887 km (0.079 R)
• M28: 42,909,307 km (0.089 R)
• M29: 45,208,327 km (0.091 R)
• M30: 45,622,414 km (0.095 R)
• M31: 47,446,012 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.5

Radius: 5.9

Gravity: 18.06 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.96 AU - 14.36 AU

Year: 15890 Days

Day: 15.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,424,575 km

• M1: 73,602 km (0.11 R)
• M2: 1,212,790 km (0.087 R)
• M3: 1,699,731 km (0.101 R)
• M4: 2,034,681 km (0.108 R)
• M5: 3,179,404 km (0.115 R)
• M6: 3,918,716 km (0.068 R)
• M7: 5,180,873 km (0.081 R)
• M8: 6,484,170 km (0.099 R)
• M9: 9,504,850 km (0.116 R)
• M10: 12,054,297 km (0.079 R)
• M11: 16,993,869 km (0.094 R)
• M12: 18,872,220 km (0.084 R)
• M13: 20,794,403 km (0.094 R)
• M14: 22,366,378 km (0.06 R)
• M15: 23,522,620 km (0.118 R)
• M16: 41,934,378 km (0.113 R)
• M17: 46,256,410 km (0.119 R)
• M18: 50,375,737 km (0.032 R)
• M19: 55,078,046 km (0.109 R)
• M20: 57,713,662 km (0.062 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 18,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit