🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.64 AU - 0.82 AU

Year: 217 Days

Day: 29.4 Hours

Environment

Temp: 205 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.69 AU - 0.93 AU

Year: 254 Days

Day: 43.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.35 AU - 1.35 AU

Year: 546 Days

Day: 24.8 Hours

Environment

Temp: 22 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.5 AU - 2.22 AU

Year: 883 Days

Day: 25.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,837,794 km

• M1: 35,903 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.33 AU - 4.05 AU

Year: 2469 Days

Day: 28.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.62 AU - 4 AU

Year: 2590 Days

Day: 40.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189

Radius: 13.1

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.39 AU - 7.01 AU

Year: 4739 Days

Day: 6.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,837,794 km

• M1: 162,912 km (0.062 R)
• M2: 593,604 km (0.101 R)
• M3: 1,658,143 km (0.079 R)
• M4: 2,281,816 km (0.06 R)
• M5: 4,164,206 km (0.075 R)
• M6: 4,580,088 km (0.039 R)
• M7: 5,327,330 km (0.036 R)
• M8: 6,530,545 km (0.102 R)
• M9: 7,660,458 km (0.109 R)
• M10: 8,352,947 km (0.118 R)
• M11: 9,469,994 km (0.057 R)
• M12: 9,899,938 km (0.054 R)
• M13: 10,684,130 km (0.081 R)
• M14: 13,826,434 km (0.058 R)
• M15: 16,032,853 km (0.036 R)
• M16: 17,862,435 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.4

Radius: 11

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.48 AU - 15.4 AU

Year: 15280 Days

Day: 11.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,837,794 km

• M1: 138,079 km (0.114 R)
• M2: 511,026 km (0.045 R)
• M3: 920,625 km (0.034 R)
• M4: 1,291,778 km (0.073 R)
• M5: 1,636,302 km (0.089 R)
• M6: 2,092,575 km (0.095 R)
• M7: 2,853,879 km (0.065 R)
• M8: 3,265,123 km (0.114 R)
• M9: 4,021,640 km (0.03 R)
• M10: 4,427,947 km (0.036 R)
• M11: 4,921,471 km (0.089 R)
• M12: 6,158,496 km (0.029 R)
• M13: 6,849,937 km (0.095 R)
• M14: 8,474,271 km (0.054 R)
• M15: 14,936,599 km (0.078 R)
• M16: 17,641,927 km (0.087 R)
• M17: 19,110,081 km (0.106 R)
• M18: 20,658,120 km (0.113 R)
• M19: 24,981,947 km (0.067 R)
• M20: 27,595,122 km (0.093 R)
• M21: 29,671,092 km (0.053 R)
• M22: 30,591,717 km (0.1 R)
• M23: 32,061,816 km (0.037 R)
• M24: 34,803,047 km (0.068 R)
• M25: 35,712,303 km (0.03 R)
• M26: 38,776,815 km (0.108 R)
• M27: 40,622,404 km (0.054 R)
• M28: 43,173,197 km (0.065 R)
• M29: 44,222,926 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540

Radius: 6.3

Gravity: 13.61 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 16.02 AU - 17.92 AU

Year: 24345 Days

Day: 24.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,837,794 km

• M1: 89,609 km (0.082 R)
• M2: 919,129 km (0.055 R)
• M3: 1,255,575 km (0.104 R)
• M4: 1,707,211 km (0.089 R)
• M5: 2,677,054 km (0.084 R)
• M6: 3,034,443 km (0.088 R)
• M7: 3,481,292 km (0.086 R)
• M8: 3,844,665 km (0.089 R)
• M9: 4,827,074 km (0.069 R)
• M10: 5,717,780 km (0.108 R)
• M11: 7,769,365 km (0.116 R)
• M12: 8,496,411 km (0.089 R)
• M13: 10,388,375 km (0.044 R)
• M14: 11,530,705 km (0.103 R)
• M15: 13,397,537 km (0.092 R)
• M16: 14,062,050 km (0.086 R)
• M17: 21,861,036 km (0.09 R)
• M18: 22,063,442 km (0.118 R)
• M19: 24,589,701 km (0.057 R)
• M20: 27,185,673 km (0.096 R)
• M21: 27,891,775 km (0.103 R)
• M22: 31,735,842 km (0.118 R)
• M23: 31,995,245 km (0.085 R)
• M24: 36,200,441 km (0.07 R)
• M25: 39,698,637 km (0.099 R)
• M26: 43,256,224 km (0.026 R)
• M27: 46,684,858 km (0.111 R)
• M28: 47,527,094 km (0.096 R)
• M29: 54,633,442 km (0.089 R)
• M30: 67,852,059 km (0.057 R)
• M31: 71,127,355 km (0.099 R)
• M32: 76,119,436 km (0.08 R)
• M33: 76,584,536 km (0.108 R)
• M34: 80,133,147 km (0.081 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.2

Radius: 4.7

Gravity: 17.35 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 16.9 AU - 23.86 AU

Year: 32041 Days

Day: 18.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 85,837,794 km

• M1: 58,493 km (0.046 R)
• M2: 694,433 km (0.089 R)
• M3: 1,035,516 km (0.096 R)
• M4: 1,335,460 km (0.103 R)
• M5: 1,654,702 km (0.116 R)
• M6: 2,638,757 km (0.117 R)
• M7: 4,229,581 km (0.084 R)
• M8: 4,582,033 km (0.09 R)
• M9: 5,344,982 km (0.104 R)
• M10: 6,233,743 km (0.028 R)
• M11: 6,690,017 km (0.115 R)
• M12: 7,266,268 km (0.079 R)
• M13: 10,274,382 km (0.045 R)
• M14: 10,716,593 km (0.114 R)
• M15: 10,910,023 km (0.097 R)
• M16: 12,613,344 km (0.107 R)
• M17: 13,716,180 km (0.096 R)
• M18: 14,722,824 km (0.116 R)
• M19: 21,405,361 km (0.073 R)
• M20: 24,274,050 km (0.109 R)
• M21: 26,557,063 km (0.112 R)
• M22: 28,730,720 km (0.071 R)
• M23: 29,988,090 km (0.108 R)
• M24: 30,889,716 km (0.069 R)
• M25: 32,612,037 km (0.099 R)
• M26: 33,703,054 km (0.119 R)
• M27: 34,257,613 km (0.054 R)
• M28: 39,219,625 km (0.112 R)
• M29: 40,608,791 km (0.099 R)
• M30: 43,648,919 km (0.053 R)
• M31: 43,977,436 km (0.059 R)
• M32: 48,224,818 km (0.109 R)
• M33: 49,461,394 km (0.11 R)
• M34: 50,357,486 km (0.111 R)
• M35: 52,366,735 km (0.119 R)
• M36: 63,009,426 km (0.036 R)
• M37: 67,948,849 km (0.044 R)
• M38: 82,035,284 km (0.092 R)
• M39: 83,795,452 km (0.091 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 18,713 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit