🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.46 AU - 0.76 AU

Year: 170 Days

Day: 19.2 Hours

Environment

Temp: 205 °C

Axial Tilt: 42.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,293,510 km

• M1: 181,013 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.68 AU - 0.86 AU

Year: 241 Days

Day: 12.9 Hours

Environment

Temp: 174 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,293,510 km

• M1: 74,649 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.44 AU - 1.68 AU

Year: 695 Days

Day: 36.3 Hours

Environment

Temp: -30 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,293,510 km

• M1: 115,041 km (0.055 R)
• M2: 129,701 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.44 AU - 1.92 AU

Year: 776 Days

Day: 22.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.92 AU - 2.96 AU

Year: 1797 Days

Day: 18.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.6

Radius: 14.4

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.22 AU - 8.34 AU

Year: 6293 Days

Day: 5.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,293,510 km

• M1: 179,069 km (0.105 R)
• M2: 647,310 km (0.105 R)
• M3: 1,510,490 km (0.066 R)
• M4: 2,499,481 km (0.108 R)
• M5: 3,180,900 km (0.114 R)
• M6: 4,413,287 km (0.062 R)
• M7: 5,104,130 km (0.072 R)
• M8: 5,637,446 km (0.075 R)
• M9: 6,181,234 km (0.119 R)
• M10: 6,788,303 km (0.092 R)
• M11: 10,329,284 km (0.115 R)
• M12: 12,345,714 km (0.111 R)
• M13: 15,694,013 km (0.118 R)
• M14: 17,306,828 km (0.04 R)
• M15: 18,125,727 km (0.112 R)
• M16: 19,664,790 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.2

Radius: 5.5

Gravity: 22.29 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 13.96 AU - 16.28 AU

Year: 20957 Days

Day: 17.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,293,510 km

• M1: 73,004 km (0.104 R)
• M2: 501,003 km (0.067 R)
• M3: 760,406 km (0.056 R)
• M4: 1,215,632 km (0.113 R)
• M5: 2,949,172 km (0.033 R)
• M6: 4,767,684 km (0.086 R)
• M7: 6,227,759 km (0.053 R)
• M8: 6,713,803 km (0.103 R)
• M9: 7,465,532 km (0.039 R)
• M10: 8,167,894 km (0.111 R)
• M11: 11,357,171 km (0.086 R)
• M12: 11,947,784 km (0.119 R)
• M13: 12,627,706 km (0.097 R)
• M14: 17,344,078 km (0.056 R)
• M15: 17,863,183 km (0.083 R)
• M16: 19,390,128 km (0.096 R)
• M17: 19,668,380 km (0.108 R)
• M18: 21,691,093 km (0.068 R)
• M19: 23,531,895 km (0.053 R)
• M20: 28,345,655 km (0.034 R)
• M21: 32,456,455 km (0.057 R)
• M22: 34,585,382 km (0.111 R)
• M23: 39,266,898 km (0.093 R)
• M24: 42,455,876 km (0.12 R)
• M25: 44,836,726 km (0.107 R)
• M26: 53,777,742 km (0.11 R)
• M27: 55,623,331 km (0.103 R)
• M28: 60,027,342 km (0.103 R)
• M29: 60,223,914 km (0.063 R)
• M30: 61,213,354 km (0.111 R)
• M31: 67,803,290 km (0.093 R)
• M32: 69,089,383 km (0.099 R)
• M33: 73,718,689 km (0.077 R)
• M34: 76,224,154 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.1

Radius: 3.7

Gravity: 33.61 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 17.74 AU - 19.34 AU

Year: 28455 Days

Day: 18.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,293,510 km

• M1: 46,675 km (0.099 R)
• M2: 226,940 km (0.074 R)
• M3: 513,121 km (0.113 R)
• M4: 1,210,696 km (0.073 R)
• M5: 1,378,245 km (0.065 R)
• M6: 2,037,673 km (0.072 R)
• M7: 2,230,953 km (0.089 R)
• M8: 2,704,430 km (0.119 R)
• M9: 2,964,880 km (0.103 R)
• M10: 5,478,424 km (0.084 R)
• M11: 6,243,318 km (0.07 R)
• M12: 6,838,119 km (0.078 R)
• M13: 10,140,791 km (0.067 R)
• M14: 11,553,444 km (0.091 R)
• M15: 14,762,168 km (0.12 R)
• M16: 20,614,287 km (0.078 R)
• M17: 22,969,556 km (0.085 R)
• M18: 23,829,146 km (0.105 R)
• M19: 34,046,979 km (0.041 R)
• M20: 35,163,129 km (0.097 R)
• M21: 40,644,096 km (0.107 R)
• M22: 41,741,247 km (0.076 R)
• M23: 43,019,112 km (0.097 R)
• M24: 45,820,930 km (0.075 R)
• M25: 47,009,036 km (0.08 R)
• M26: 52,887,934 km (0.114 R)
• M27: 57,654,271 km (0.105 R)
• M28: 57,850,693 km (0.113 R)
• M29: 59,237,914 km (0.091 R)
• M30: 61,872,782 km (0.116 R)
• M31: 66,292,352 km (0.098 R)
• M32: 66,723,941 km (0.116 R)
• M33: 80,069,568 km (0.102 R)
• M34: 82,039,173 km (0.114 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 12,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit