🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.93 AU - 0.97 AU

Year: 340 Days

Day: 44.2 Hours

Environment

Temp: 38 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.03 AU - 1.41 AU

Year: 495 Days

Day: 27.2 Hours

Environment

Temp: -13 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.76 AU - 5 AU

Year: 3365 Days

Day: 25.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.85 AU - 5.31 AU

Year: 3598 Days

Day: 17.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,464,039 km

• M1: 257,757 km (0.098 R)
• M2: 1,562,699 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.1

Radius: 14.9

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.64 AU - 7.04 AU

Year: 6567 Days

Day: 12.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,464,039 km

• M1: 187,446 km (0.086 R)
• M2: 783,594 km (0.089 R)
• M3: 1,470,846 km (0.092 R)
• M4: 1,948,811 km (0.104 R)
• M5: 3,790,960 km (0.069 R)
• M6: 4,763,196 km (0.101 R)
• M7: 7,202,090 km (0.083 R)
• M8: 7,689,929 km (0.084 R)
• M9: 9,166,759 km (0.105 R)
• M10: 12,379,224 km (0.059 R)
• M11: 17,183,709 km (0.052 R)
• M12: 20,375,529 km (0.047 R)
• M13: 21,002,195 km (0.11 R)
• M14: 22,220,669 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.6

Radius: 13.9

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.89 AU - 8.55 AU

Year: 7874 Days

Day: 8.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,464,039 km

• M1: 172,935 km (0.091 R)
• M2: 861,833 km (0.1 R)
• M3: 1,560,755 km (0.101 R)
• M4: 2,073,127 km (0.101 R)
• M5: 2,698,147 km (0.08 R)
• M6: 3,423,846 km (0.055 R)
• M7: 4,143,113 km (0.053 R)
• M8: 5,082,139 km (0.117 R)
• M9: 5,684,569 km (0.12 R)
• M10: 7,621,114 km (0.094 R)
• M11: 8,241,496 km (0.118 R)
• M12: 9,120,982 km (0.096 R)
• M13: 10,013,483 km (0.03 R)
• M14: 12,472,274 km (0.055 R)
• M15: 13,751,635 km (0.074 R)
• M16: 21,817,503 km (0.048 R)
• M17: 22,985,713 km (0.119 R)
• M18: 28,665,495 km (0.087 R)
• M19: 30,372,556 km (0.074 R)
• M20: 37,409,640 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.2

Radius: 9.5

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 10.15 AU - 11.53 AU

Year: 13101 Days

Day: 11.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,464,039 km

• M1: 118,182 km (0.051 R)
• M2: 473,328 km (0.088 R)
• M3: 883,076 km (0.064 R)
• M4: 1,217,128 km (0.056 R)
• M5: 1,650,813 km (0.091 R)
• M6: 2,050,239 km (0.063 R)
• M7: 2,610,333 km (0.111 R)
• M8: 4,826,626 km (0.084 R)
• M9: 6,527,703 km (0.092 R)
• M10: 6,979,937 km (0.08 R)
• M11: 8,551,463 km (0.105 R)
• M12: 9,514,873 km (0.092 R)
• M13: 12,839,237 km (0.06 R)
• M14: 16,110,494 km (0.116 R)
• M15: 18,157,292 km (0.09 R)
• M16: 19,204,926 km (0.117 R)
• M17: 22,420,083 km (0.119 R)
• M18: 26,352,563 km (0.118 R)
• M19: 33,408,496 km (0.089 R)
• M20: 34,865,429 km (0.103 R)
• M21: 36,598,670 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.8

Radius: 14.1

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 8.67 AU - 14.31 AU

Year: 14297 Days

Day: 7.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,464,039 km

• M1: 175,927 km (0.106 R)
• M2: 1,200,224 km (0.109 R)
• M3: 2,172,460 km (0.119 R)
• M4: 2,865,697 km (0.112 R)
• M5: 3,381,061 km (0.106 R)
• M6: 3,929,637 km (0.09 R)
• M7: 4,897,834 km (0.119 R)
• M8: 5,677,538 km (0.043 R)
• M9: 6,579,763 km (0.071 R)
• M10: 7,666,891 km (0.025 R)
• M11: 8,570,612 km (0.115 R)
• M12: 9,544,344 km (0.087 R)
• M13: 11,711,868 km (0.102 R)
• M14: 12,976,269 km (0.092 R)
• M15: 15,405,290 km (0.092 R)
• M16: 16,533,856 km (0.066 R)
• M17: 18,453,496 km (0.057 R)
• M18: 20,875,934 km (0.069 R)
• M19: 23,115,414 km (0.096 R)
• M20: 25,510,775 km (0.116 R)
• M21: 28,732,365 km (0.098 R)
• M22: 29,181,458 km (0.099 R)
• M23: 32,822,820 km (0.084 R)
• M24: 34,816,062 km (0.119 R)
• M25: 36,363,054 km (0.114 R)
• M26: 37,955,373 km (0.111 R)
• M27: 43,747,354 km (0.096 R)
• M28: 51,411,253 km (0.038 R)
• M29: 55,472,087 km (0.074 R)
• M30: 56,695,648 km (0.119 R)
• M31: 59,378,237 km (0.04 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 17,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit