🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.12 AU - 1.32 AU

Year: 419 Days

Day: 41.5 Hours

Environment

Temp: 157 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.06 AU - 2.4 AU

Year: 1035 Days

Day: 16.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 44 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 69,868,287 km

• M1: 643,420 km (0.043 R)
• M2: 1,491,491 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.97 AU - 2.75 AU

Year: 1127 Days

Day: 13.4 Hours

Environment

Temp: -18 °C

Axial Tilt: 28.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.45 AU - 2.59 AU

Year: 1244 Days

Day: 36.7 Hours

Environment

Temp: -22 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,868,287 km

• M1: 41,289 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.9 AU - 4.48 AU

Year: 2667 Days

Day: 21.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,868,287 km

• M1: 511,625 km (0.048 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.66 AU - 5.3 AU

Year: 3455 Days

Day: 33.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.2

Radius: 10.1

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 13.14 AU - 13.44 AU

Year: 15064 Days

Day: 14.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,868,287 km

• M1: 125,662 km (0.063 R)
• M2: 461,659 km (0.037 R)
• M3: 1,106,725 km (0.069 R)
• M4: 1,514,529 km (0.118 R)
• M5: 3,270,060 km (0.093 R)
• M6: 4,686,153 km (0.092 R)
• M7: 8,677,125 km (0.101 R)
• M8: 12,993,921 km (0.094 R)
• M9: 14,804,804 km (0.107 R)
• M10: 19,796,735 km (0.089 R)
• M11: 21,317,098 km (0.096 R)
• M12: 23,657,706 km (0.109 R)
• M13: 26,433,645 km (0.103 R)
• M14: 35,502,267 km (0.066 R)
• M15: 36,498,141 km (0.05 R)
• M16: 38,199,367 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.9

Radius: 10

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 11.36 AU - 17.92 AU

Year: 17417 Days

Day: 12.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,868,287 km

• M1: 124,316 km (0.07 R)
• M2: 444,156 km (0.113 R)
• M3: 778,059 km (0.097 R)
• M4: 1,301,352 km (0.087 R)
• M5: 1,939,387 km (0.095 R)
• M6: 2,616,467 km (0.07 R)
• M7: 3,084,110 km (0.058 R)
• M8: 5,281,702 km (0.068 R)
• M9: 6,473,549 km (0.069 R)
• M10: 7,696,511 km (0.083 R)
• M11: 8,913,041 km (0.098 R)
• M12: 9,702,020 km (0.066 R)
• M13: 11,971,121 km (0.114 R)
• M14: 12,670,192 km (0.113 R)
• M15: 14,220,026 km (0.049 R)
• M16: 17,936,336 km (0.074 R)
• M17: 18,265,601 km (0.094 R)
• M18: 18,599,054 km (0.087 R)
• M19: 20,416,369 km (0.062 R)
• M20: 21,414,187 km (0.079 R)
• M21: 22,065,836 km (0.048 R)
• M22: 22,826,840 km (0.095 R)
• M23: 24,300,529 km (0.106 R)
• M24: 24,703,994 km (0.11 R)
• M25: 32,266,466 km (0.063 R)
• M26: 32,631,634 km (0.108 R)
• M27: 34,120,282 km (0.043 R)
• M28: 35,266,202 km (0.034 R)
• M29: 40,388,134 km (0.037 R)
• M30: 41,670,038 km (0.117 R)
• M31: 42,393,793 km (0.065 R)
• M32: 43,569,333 km (0.1 R)
• M33: 45,985,189 km (0.053 R)
• M34: 50,099,130 km (0.118 R)
• M35: 54,452,129 km (0.105 R)
• M36: 62,570,805 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.1

Radius: 5.7

Gravity: 14.9 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 12.66 AU - 20.44 AU

Year: 20934 Days

Day: 15.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,868,287 km

• M1: 71,059 km (0.047 R)
• M2: 297,101 km (0.068 R)
• M3: 596,447 km (0.069 R)
• M4: 920,177 km (0.119 R)
• M5: 1,506,750 km (0.112 R)
• M6: 2,790,000 km (0.082 R)
• M7: 3,273,351 km (0.076 R)
• M8: 3,663,951 km (0.105 R)
• M9: 6,388,876 km (0.077 R)
• M10: 8,639,427 km (0.031 R)
• M11: 9,059,946 km (0.098 R)
• M12: 12,861,228 km (0.094 R)
• M13: 14,552,133 km (0.081 R)
• M14: 19,062,658 km (0.09 R)
• M15: 19,684,686 km (0.094 R)
• M16: 23,908,881 km (0.11 R)
• M17: 24,424,096 km (0.099 R)
• M18: 25,906,162 km (0.113 R)
• M19: 31,935,705 km (0.088 R)
• M20: 32,434,913 km (0.07 R)
• M21: 33,705,597 km (0.057 R)
• M22: 34,877,248 km (0.093 R)
• M23: 36,075,826 km (0.113 R)
• M24: 38,134,143 km (0.119 R)
• M25: 42,482,953 km (0.109 R)
• M26: 49,110,288 km (0.077 R)
• M27: 55,133,248 km (0.088 R)
• M28: 57,858,622 km (0.102 R)
• M29: 69,659,052 km (0.114 R)

Kuiper Belt

Range: 35.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 14,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit