🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.62 AU - 0.62 AU

Year: 180 Days

Day: 25.6 Hours

Environment

Temp: 217 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.6 AU - 0.92 AU

Year: 244 Days

Day: 16.8 Hours

Environment

Temp: 151 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.01 AU - 1.19 AU

Year: 426 Days

Day: 16.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 23.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.1 AU - 1.18 AU

Year: 449 Days

Day: 42.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,110,657 km

• M1: 53,406 km (0.102 R)

Asteroid Belt

Center: 2.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.5

Radius: 10.3

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.83 AU - 5.77 AU

Year: 3880 Days

Day: 12.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,110,657 km

• M1: 138,378 km (0.084 R)
• M2: 591,061 km (0.103 R)
• M3: 946,506 km (0.087 R)
• M4: 1,960,330 km (0.097 R)
• M5: 2,401,345 km (0.088 R)
• M6: 3,706,736 km (0.092 R)
• M7: 4,362,573 km (0.092 R)
• M8: 4,841,585 km (0.116 R)
• M9: 6,135,308 km (0.032 R)
• M10: 10,822,508 km (0.076 R)
• M11: 12,676,624 km (0.1 R)
• M12: 13,110,458 km (0.085 R)
• M13: 15,321,365 km (0.034 R)
• M14: 15,924,544 km (0.096 R)
• M15: 16,715,168 km (0.083 R)
• M16: 18,191,849 km (0.082 R)
• M17: 18,868,331 km (0.066 R)
• M18: 19,817,828 km (0.119 R)
• M19: 21,267,731 km (0.081 R)
• M20: 22,156,941 km (0.093 R)
• M21: 24,009,561 km (0.027 R)
• M22: 25,579,590 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.7

Radius: 12

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.8 AU - 7.44 AU

Year: 6284 Days

Day: 14.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,110,657 km

• M1: 149,448 km (0.117 R)
• M2: 574,605 km (0.11 R)
• M3: 1,009,038 km (0.067 R)
• M4: 1,420,881 km (0.058 R)
• M5: 1,959,882 km (0.069 R)
• M6: 2,373,071 km (0.103 R)
• M7: 3,435,964 km (0.067 R)
• M8: 5,473,188 km (0.108 R)
• M9: 7,248,316 km (0.067 R)
• M10: 8,145,754 km (0.089 R)
• M11: 9,153,146 km (0.095 R)
• M12: 10,001,665 km (0.112 R)
• M13: 10,775,834 km (0.089 R)
• M14: 11,589,646 km (0.087 R)
• M15: 12,675,727 km (0.073 R)
• M16: 14,077,010 km (0.117 R)
• M17: 15,525,566 km (0.044 R)
• M18: 16,286,122 km (0.098 R)
• M19: 18,058,557 km (0.056 R)
• M20: 19,268,206 km (0.089 R)
• M21: 19,766,965 km (0.1 R)
• M22: 20,210,373 km (0.112 R)
• M23: 20,595,887 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.3

Radius: 4.5

Gravity: 20.06 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 12.57 AU - 13.17 AU

Year: 17035 Days

Day: 15.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,110,657 km

• M1: 59,390 km (0.091 R)
• M2: 550,371 km (0.101 R)
• M3: 692,339 km (0.115 R)
• M4: 1,262,606 km (0.102 R)
• M5: 1,798,914 km (0.115 R)
• M6: 3,382,258 km (0.064 R)
• M7: 6,932,515 km (0.089 R)
• M8: 10,297,121 km (0.083 R)
• M9: 12,144,505 km (0.116 R)
• M10: 17,705,656 km (0.097 R)
• M11: 19,824,710 km (0.082 R)
• M12: 24,558,435 km (0.099 R)
• M13: 33,466,689 km (0.075 R)
• M14: 36,177,702 km (0.099 R)
• M15: 43,445,017 km (0.085 R)
• M16: 45,182,297 km (0.111 R)
• M17: 50,040,488 km (0.097 R)
• M18: 55,908,913 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.8

Radius: 7.2

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 17.75 AU - 18.63 AU

Year: 28624 Days

Day: 15.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,110,657 km

• M1: 89,759 km (0.111 R)
• M2: 459,415 km (0.114 R)
• M3: 1,128,118 km (0.117 R)
• M4: 1,953,299 km (0.1 R)
• M5: 2,196,097 km (0.074 R)
• M6: 2,842,659 km (0.065 R)
• M7: 3,914,677 km (0.113 R)
• M8: 5,082,887 km (0.079 R)
• M9: 6,423,583 km (0.083 R)
• M10: 7,058,028 km (0.105 R)
• M11: 8,504,190 km (0.095 R)
• M12: 9,212,536 km (0.12 R)
• M13: 14,386,977 km (0.102 R)
• M14: 15,312,389 km (0.098 R)
• M15: 15,549,801 km (0.079 R)
• M16: 17,798,855 km (0.078 R)
• M17: 25,057,344 km (0.091 R)
• M18: 26,281,354 km (0.044 R)
• M19: 27,196,295 km (0.115 R)
• M20: 27,428,321 km (0.071 R)
• M21: 28,608,349 km (0.071 R)
• M22: 31,705,623 km (0.091 R)
• M23: 35,847,689 km (0.026 R)
• M24: 36,972,366 km (0.112 R)
• M25: 38,557,056 km (0.07 R)
• M26: 41,553,202 km (0.114 R)
• M27: 43,423,475 km (0.09 R)
• M28: 44,539,924 km (0.115 R)
• M29: 52,178,541 km (0.113 R)
• M30: 53,258,787 km (0.067 R)
• M31: 56,588,536 km (0.095 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: 489 - 13,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit