🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.19 AU - 1.45 AU

Year: 538 Days

Day: 22.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.57 AU - 1.63 AU

Year: 718 Days

Day: 18.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.39 AU - 5.61 AU

Year: 3966 Days

Day: 21.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,641,920 km

• M1: 87,814 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.22 AU - 5.3 AU

Year: 4280 Days

Day: 43.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,641,920 km

• M1: 1,764,507 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.9

Radius: 12.1

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.31 AU - 6.59 AU

Year: 5149 Days

Day: 6.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 107,641,920 km

• M1: 150,645 km (0.047 R)
• M2: 597,793 km (0.071 R)
• M3: 989,590 km (0.06 R)
• M4: 1,585,887 km (0.118 R)
• M5: 2,252,495 km (0.064 R)
• M6: 2,687,227 km (0.07 R)
• M7: 3,773,756 km (0.066 R)
• M8: 4,367,211 km (0.052 R)
• M9: 5,273,774 km (0.073 R)
• M10: 6,529,049 km (0.103 R)
• M11: 7,035,139 km (0.112 R)
• M12: 8,012,013 km (0.101 R)
• M13: 9,665,818 km (0.112 R)
• M14: 10,504,912 km (0.071 R)
• M15: 13,208,894 km (0.104 R)
• M16: 14,693,054 km (0.065 R)
• M17: 15,564,312 km (0.062 R)
• M18: 22,050,277 km (0.117 R)
• M19: 22,960,580 km (0.088 R)
• M20: 24,372,784 km (0.065 R)
• M21: 24,775,053 km (0.084 R)
• M22: 27,283,061 km (0.12 R)
• M23: 28,155,516 km (0.055 R)
• M24: 29,046,371 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.5

Radius: 13.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.54 AU - 7.72 AU

Year: 7477 Days

Day: 11.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 107,641,920 km

• M1: 175,030 km (0.119 R)
• M2: 635,043 km (0.038 R)
• M3: 1,164,769 km (0.1 R)
• M4: 1,887,925 km (0.056 R)
• M5: 4,564,231 km (0.045 R)
• M6: 5,135,695 km (0.107 R)
• M7: 6,251,097 km (0.109 R)
• M8: 14,410,015 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.2

Radius: 12.2

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 9.23 AU - 9.43 AU

Year: 10110 Days

Day: 10.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 107,641,920 km

• M1: 151,692 km (0.093 R)
• M2: 692,339 km (0.091 R)
• M3: 1,576,762 km (0.072 R)
• M4: 2,083,450 km (0.102 R)
• M5: 2,499,032 km (0.11 R)
• M6: 3,277,540 km (0.051 R)
• M7: 5,222,611 km (0.049 R)
• M8: 6,685,230 km (0.061 R)
• M9: 7,934,372 km (0.077 R)
• M10: 9,646,071 km (0.073 R)
• M11: 11,631,833 km (0.041 R)
• M12: 13,520,656 km (0.081 R)
• M13: 15,654,669 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.1

Radius: 3.3

Gravity: 89.54 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 17.97 AU - 19.01 AU

Year: 28206 Days

Day: 20.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 107,641,920 km

• M1: 41,139 km (0.073 R)
• M2: 323,879 km (0.084 R)
• M3: 607,816 km (0.08 R)
• M4: 744,698 km (0.055 R)
• M5: 981,661 km (0.06 R)
• M6: 1,299,706 km (0.053 R)
• M7: 1,547,141 km (0.083 R)
• M8: 1,662,481 km (0.109 R)
• M9: 2,278,824 km (0.098 R)
• M10: 2,428,422 km (0.085 R)
• M11: 4,936,730 km (0.076 R)
• M12: 5,898,794 km (0.045 R)
• M13: 9,332,514 km (0.081 R)
• M14: 12,545,726 km (0.102 R)
• M15: 13,410,552 km (0.082 R)
• M16: 13,734,730 km (0.094 R)
• M17: 15,522,425 km (0.109 R)
• M18: 17,748,591 km (0.106 R)
• M19: 18,040,905 km (0.089 R)
• M20: 18,635,407 km (0.032 R)
• M21: 20,284,274 km (0.092 R)
• M22: 21,362,726 km (0.069 R)
• M23: 22,821,155 km (0.067 R)
• M24: 24,705,340 km (0.109 R)
• M25: 29,318,939 km (0.091 R)
• M26: 29,590,908 km (0.104 R)
• M27: 32,986,480 km (0.089 R)
• M28: 34,474,829 km (0.096 R)
• M29: 38,878,991 km (0.094 R)
• M30: 39,702,976 km (0.115 R)
• M31: 41,556,493 km (0.114 R)
• M32: 51,299,952 km (0.067 R)
• M33: 54,720,508 km (0.114 R)
• M34: 63,135,687 km (0.111 R)
• M35: 64,731,896 km (0.07 R)
• M36: 69,681,940 km (0.076 R)
• M37: 84,376,191 km (0.11 R)
• M38: 90,846,299 km (0.104 R)
• M39: 92,004,336 km (0.081 R)
• M40: 98,245,410 km (0.104 R)
• M41: 102,559,214 km (0.088 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 17,933 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit