🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.56 AU - 0.82 AU

Year: 219 Days

Day: 26 Hours

Environment

Temp: 87 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.62 AU - 0.78 AU

Year: 224 Days

Day: 38.6 Hours

Environment

Temp: 180 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.66 AU - 0.98 AU

Year: 284 Days

Day: 16.9 Hours

Environment

Temp: 40 °C

Axial Tilt: 35.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.85 AU - 1.15 AU

Year: 383 Days

Day: 24.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 32.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.98 AU - 1.03 AU

Year: 383 Days

Day: 40.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.67 AU - 2.81 AU

Year: 1737 Days

Day: 34.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.1

Radius: 11

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.45 AU - 8.87 AU

Year: 9758 Days

Day: 8.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,325,314 km

• M1: 136,732 km (0.059 R)
• M2: 502,050 km (0.081 R)
• M3: 1,287,439 km (0.055 R)
• M4: 1,919,490 km (0.119 R)
• M5: 2,270,447 km (0.115 R)
• M6: 2,706,525 km (0.08 R)
• M7: 3,318,230 km (0.12 R)
• M8: 4,275,058 km (0.038 R)
• M9: 5,475,132 km (0.116 R)
• M10: 6,571,386 km (0.081 R)
• M11: 7,171,722 km (0.1 R)
• M12: 7,592,092 km (0.081 R)
• M13: 10,101,297 km (0.116 R)
• M14: 11,011,600 km (0.092 R)
• M15: 11,571,994 km (0.085 R)
• M16: 12,033,952 km (0.118 R)
• M17: 15,901,206 km (0.102 R)
• M18: 17,280,798 km (0.096 R)
• M19: 19,055,627 km (0.079 R)
• M20: 20,193,618 km (0.109 R)
• M21: 24,819,484 km (0.108 R)
• M22: 31,314,275 km (0.099 R)
• M23: 34,533,172 km (0.062 R)
• M24: 40,158,202 km (0.105 R)
• M25: 40,818,527 km (0.085 R)
• M26: 41,352,143 km (0.058 R)
• M27: 42,706,303 km (0.088 R)
• M28: 44,370,130 km (0.05 R)
• M29: 45,789,215 km (0.093 R)
• M30: 46,365,317 km (0.099 R)
• M31: 48,867,491 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.5

Radius: 11.1

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.68 AU - 11.3 AU

Year: 11194 Days

Day: 12.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 88,325,314 km

• M1: 138,677 km (0.12 R)
• M2: 715,078 km (0.1 R)
• M3: 1,148,912 km (0.107 R)
• M4: 1,592,021 km (0.084 R)
• M5: 2,222,127 km (0.096 R)
• M6: 2,596,121 km (0.099 R)
• M7: 3,035,341 km (0.09 R)
• M8: 4,325,922 km (0.082 R)
• M9: 5,012,277 km (0.105 R)
• M10: 5,416,341 km (0.037 R)
• M11: 8,934,284 km (0.034 R)
• M12: 9,379,039 km (0.111 R)
• M13: 11,479,243 km (0.076 R)
• M14: 11,946,138 km (0.035 R)
• M15: 12,608,707 km (0.119 R)
• M16: 16,885,261 km (0.07 R)
• M17: 17,874,702 km (0.063 R)
• M18: 18,902,289 km (0.117 R)
• M19: 20,220,546 km (0.102 R)
• M20: 21,074,899 km (0.059 R)
• M21: 23,223,723 km (0.118 R)
• M22: 26,210,445 km (0.109 R)
• M23: 28,905,600 km (0.115 R)
• M24: 31,100,649 km (0.115 R)
• M25: 33,759,901 km (0.102 R)
• M26: 38,739,416 km (0.106 R)
• M27: 39,923,782 km (0.113 R)
• M28: 40,996,548 km (0.062 R)
• M29: 46,503,396 km (0.082 R)
• M30: 47,840,801 km (0.078 R)
• M31: 50,904,266 km (0.091 R)
• M32: 52,484,019 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.5

Radius: 13.1

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.38 AU - 10.02 AU

Year: 11567 Days

Day: 7.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,325,314 km

• M1: 165,605 km (0.119 R)
• M2: 1,076,207 km (0.1 R)
• M3: 2,138,202 km (0.066 R)
• M4: 2,581,162 km (0.094 R)
• M5: 2,997,193 km (0.082 R)
• M6: 3,940,707 km (0.117 R)
• M7: 4,438,868 km (0.084 R)
• M8: 5,136,742 km (0.086 R)
• M9: 6,155,952 km (0.032 R)
• M10: 7,386,993 km (0.077 R)
• M11: 8,148,297 km (0.103 R)
• M12: 8,776,159 km (0.117 R)
• M13: 9,339,694 km (0.117 R)
• M14: 10,908,228 km (0.117 R)
• M15: 14,953,953 km (0.103 R)
• M16: 15,896,419 km (0.053 R)
• M17: 16,522,935 km (0.066 R)
• M18: 17,751,283 km (0.071 R)
• M19: 20,066,011 km (0.089 R)
• M20: 23,546,106 km (0.107 R)
• M21: 24,544,223 km (0.069 R)
• M22: 26,141,929 km (0.07 R)
• M23: 31,350,927 km (0.114 R)
• M24: 36,729,120 km (0.105 R)
• M25: 41,503,835 km (0.1 R)
• M26: 44,039,668 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.2

Radius: 3.3

Gravity: 68.06 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 14.47 AU - 17.13 AU

Year: 24047 Days

Day: 21 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,325,314 km

• M1: 40,990 km (0.11 R)
• M2: 168,447 km (0.035 R)
• M3: 351,106 km (0.093 R)
• M4: 758,012 km (0.117 R)
• M5: 1,261,409 km (0.118 R)
• M6: 1,403,976 km (0.108 R)
• M7: 1,684,023 km (0.064 R)
• M8: 2,172,011 km (0.106 R)
• M9: 2,595,523 km (0.085 R)
• M10: 2,774,293 km (0.068 R)
• M11: 3,156,365 km (0.111 R)
• M12: 4,298,844 km (0.097 R)
• M13: 4,512,919 km (0.115 R)
• M14: 4,923,715 km (0.095 R)
• M15: 6,442,731 km (0.087 R)
• M16: 6,914,414 km (0.111 R)
• M17: 7,158,707 km (0.113 R)
• M18: 12,598,235 km (0.097 R)
• M19: 13,560,000 km (0.115 R)
• M20: 14,175,595 km (0.074 R)
• M21: 14,729,406 km (0.112 R)
• M22: 20,079,924 km (0.104 R)
• M23: 20,878,627 km (0.108 R)
• M24: 23,951,965 km (0.089 R)
• M25: 25,077,839 km (0.099 R)
• M26: 35,815,974 km (0.116 R)
• M27: 44,567,898 km (0.067 R)
• M28: 54,450,184 km (0.05 R)
• M29: 55,803,895 km (0.076 R)
• M30: 63,121,625 km (0.096 R)
• M31: 70,824,270 km (0.049 R)
• M32: 74,308,703 km (0.116 R)
• M33: 88,325,276 km (0.093 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 11,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit