🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.38 AU - 0.62 AU

Year: 130 Days

Day: 26.2 Hours

Environment

Temp: 213 °C

Axial Tilt: 47.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.98 AU - 0.98 AU

Year: 358 Days

Day: 33.8 Hours

Environment

Temp: 43 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.01 AU - 1.17 AU

Year: 420 Days

Day: 29.7 Hours

Environment

Temp: 12 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,227,679 km

• M1: 363,074 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.07 AU - 1.67 AU

Year: 592 Days

Day: 38.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,227,679 km

• M1: 548,575 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.6 AU - 2.62 AU

Year: 1131 Days

Day: 37.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,227,679 km

• M1: 56,997 km (0.112 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.28 AU - 3.16 AU

Year: 1655 Days

Day: 16 Hours

Environment

Temp: -108 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.6

Radius: 9.9

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.88 AU - 5.7 AU

Year: 4489 Days

Day: 14.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,227,679 km

• M1: 123,119 km (0.086 R)
• M2: 487,839 km (0.107 R)
• M3: 818,151 km (0.117 R)
• M4: 1,182,422 km (0.116 R)
• M5: 3,430,279 km (0.082 R)
• M6: 4,379,178 km (0.098 R)
• M7: 5,231,438 km (0.07 R)
• M8: 6,574,976 km (0.116 R)
• M9: 7,230,065 km (0.086 R)
• M10: 7,690,527 km (0.078 R)
• M11: 8,561,486 km (0.103 R)
• M12: 11,525,918 km (0.096 R)
• M13: 12,292,906 km (0.091 R)
• M14: 13,828,378 km (0.049 R)
• M15: 15,114,172 km (0.038 R)
• M16: 16,421,657 km (0.096 R)
• M17: 18,522,311 km (0.108 R)
• M18: 19,323,108 km (0.108 R)
• M19: 23,108,682 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.1

Radius: 12.8

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.29 AU - 8.87 AU

Year: 7700 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,227,679 km

• M1: 159,172 km (0.091 R)
• M2: 568,023 km (0.057 R)
• M3: 1,037,461 km (0.111 R)
• M4: 1,704,219 km (0.117 R)
• M5: 4,556,602 km (0.092 R)
• M6: 5,529,436 km (0.105 R)
• M7: 6,217,736 km (0.072 R)
• M8: 8,128,700 km (0.098 R)
• M9: 9,285,839 km (0.098 R)
• M10: 11,872,835 km (0.092 R)
• M11: 14,239,174 km (0.045 R)
• M12: 14,969,511 km (0.049 R)
• M13: 15,917,213 km (0.116 R)
• M14: 19,220,035 km (0.038 R)
• M15: 22,463,616 km (0.087 R)
• M16: 27,240,725 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.5

Radius: 6.5

Gravity: 16.79 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 12.14 AU - 15.48 AU

Year: 18935 Days

Day: 24.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,227,679 km

• M1: 80,783 km (0.115 R)
• M2: 581,487 km (0.08 R)
• M3: 948,151 km (0.098 R)
• M4: 1,267,393 km (0.071 R)
• M5: 2,465,223 km (0.103 R)
• M6: 3,426,240 km (0.117 R)
• M7: 5,228,595 km (0.048 R)
• M8: 6,268,600 km (0.108 R)
• M9: 6,928,027 km (0.113 R)
• M10: 8,644,962 km (0.105 R)
• M11: 9,686,911 km (0.083 R)
• M12: 10,995,144 km (0.11 R)
• M13: 11,434,962 km (0.117 R)
• M14: 11,821,224 km (0.072 R)
• M15: 13,596,651 km (0.054 R)
• M16: 15,542,471 km (0.119 R)
• M17: 17,160,222 km (0.12 R)
• M18: 20,443,447 km (0.06 R)
• M19: 30,371,210 km (0.082 R)
• M20: 30,987,703 km (0.084 R)
• M21: 34,997,375 km (0.076 R)
• M22: 35,538,769 km (0.028 R)
• M23: 36,916,416 km (0.086 R)
• M24: 37,196,164 km (0.05 R)
• M25: 39,631,618 km (0.039 R)
• M26: 42,784,243 km (0.094 R)
• M27: 43,714,742 km (0.115 R)
• M28: 45,938,514 km (0.093 R)
• M29: 46,587,320 km (0.068 R)
• M30: 52,352,074 km (0.098 R)
• M31: 54,857,838 km (0.09 R)
• M32: 56,881,898 km (0.111 R)
• M33: 58,574,448 km (0.114 R)
• M34: 67,752,726 km (0.119 R)
• M35: 69,867,292 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 16,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit