🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.42 AU - 0.64 AU

Year: 149 Days

Day: 31.4 Hours

Environment

Temp: 201 °C

Axial Tilt: 5.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,159,693 km

• M1: 65,973 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.7 AU - 0.9 AU

Year: 275 Days

Day: 27.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,159,693 km

• M1: 83,027 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.76 AU - 1.96 AU

Year: 977 Days

Day: 27.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.6 AU - 2.36 AU

Year: 1073 Days

Day: 38.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,159,693 km

• M1: 21,243 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.85 AU - 3.05 AU

Year: 1476 Days

Day: 23.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,159,693 km

• M1: 49,068 km (0.066 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.28 AU - 3.14 AU

Year: 1718 Days

Day: 23 Hours

Environment

Temp: -116 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.8

Radius: 13.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.3 AU - 5.52 AU

Year: 4189 Days

Day: 5.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,159,693 km

• M1: 163,062 km (0.114 R)
• M2: 695,780 km (0.097 R)
• M3: 1,338,003 km (0.104 R)
• M4: 2,025,106 km (0.095 R)
• M5: 5,986,159 km (0.082 R)
• M6: 6,526,955 km (0.033 R)
• M7: 7,327,304 km (0.081 R)
• M8: 7,916,719 km (0.101 R)
• M9: 9,427,059 km (0.12 R)
• M10: 14,369,923 km (0.067 R)
• M11: 15,966,132 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.4

Radius: 11.9

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.49 AU - 7.93 AU

Year: 8242 Days

Day: 7.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,159,693 km

• M1: 147,952 km (0.067 R)
• M2: 572,511 km (0.063 R)
• M3: 1,726,060 km (0.086 R)
• M4: 3,015,444 km (0.055 R)
• M5: 3,584,814 km (0.109 R)
• M6: 6,221,177 km (0.057 R)
• M7: 6,642,594 km (0.051 R)
• M8: 8,270,668 km (0.103 R)
• M9: 8,818,495 km (0.045 R)
• M10: 10,027,545 km (0.107 R)
• M11: 11,477,448 km (0.091 R)
• M12: 12,724,944 km (0.088 R)
• M13: 13,111,505 km (0.04 R)
• M14: 15,379,259 km (0.12 R)
• M15: 18,505,556 km (0.093 R)
• M16: 21,620,483 km (0.07 R)
• M17: 22,661,534 km (0.052 R)
• M18: 25,754,321 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.5

Radius: 3.1

Gravity: 54.37 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.03 AU - 17.07 AU

Year: 20276 Days

Day: 24.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,159,693 km

• M1: 38,596 km (0.109 R)
• M2: 519,553 km (0.081 R)
• M3: 716,125 km (0.117 R)
• M4: 826,678 km (0.071 R)
• M5: 948,600 km (0.081 R)
• M6: 2,067,443 km (0.115 R)
• M7: 3,978,107 km (0.097 R)
• M8: 4,459,363 km (0.081 R)
• M9: 5,014,221 km (0.099 R)
• M10: 5,421,427 km (0.1 R)
• M11: 5,810,381 km (0.087 R)
• M12: 7,134,472 km (0.094 R)
• M13: 8,491,923 km (0.082 R)
• M14: 8,751,176 km (0.074 R)
• M15: 10,957,894 km (0.115 R)
• M16: 12,352,895 km (0.118 R)
• M17: 15,566,556 km (0.091 R)
• M18: 19,030,196 km (0.083 R)
• M19: 24,090,044 km (0.106 R)
• M20: 25,348,312 km (0.088 R)
• M21: 29,267,327 km (0.115 R)
• M22: 29,739,458 km (0.057 R)
• M23: 34,088,568 km (0.112 R)
• M24: 37,028,465 km (0.034 R)
• M25: 41,155,870 km (0.116 R)
• M26: 43,866,135 km (0.075 R)
• M27: 44,639,556 km (0.041 R)
• M28: 47,987,257 km (0.102 R)
• M29: 49,805,769 km (0.098 R)
• M30: 51,327,478 km (0.115 R)
• M31: 62,077,282 km (0.101 R)
• M32: 63,838,498 km (0.056 R)
• M33: 66,238,197 km (0.072 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 10,311 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit