🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.91 AU - 1.15 AU

Year: 392 Days

Day: 47.2 Hours

Environment

Temp: 0 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 63,611,660 km

• M1: 26,329 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.08 AU - 1.36 AU

Year: 505 Days

Day: 31.2 Hours

Environment

Temp: -19 °C

Axial Tilt: 43.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.6 AU - 2.1 AU

Year: 943 Days

Day: 18.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.77 AU - 2.93 AU

Year: 1350 Days

Day: 41.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.15 AU - 4.93 AU

Year: 3043 Days

Day: 23 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,611,660 km

• M1: 41,289 km (0.081 R)
• M2: 1,925,773 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.8

Radius: 12

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.93 AU - 4.95 AU

Year: 4115 Days

Day: 6.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,611,660 km

• M1: 149,299 km (0.055 R)
• M2: 705,504 km (0.102 R)
• M3: 1,132,755 km (0.074 R)
• M4: 1,654,702 km (0.075 R)
• M5: 2,176,799 km (0.06 R)
• M6: 2,978,942 km (0.083 R)
• M7: 3,841,823 km (0.092 R)
• M8: 4,253,367 km (0.037 R)
• M9: 4,889,158 km (0.113 R)
• M10: 5,779,115 km (0.084 R)
• M11: 6,590,385 km (0.077 R)
• M12: 7,087,349 km (0.062 R)
• M13: 7,743,485 km (0.096 R)
• M14: 8,475,617 km (0.053 R)
• M15: 9,177,381 km (0.077 R)
• M16: 10,200,032 km (0.05 R)
• M17: 11,739,394 km (0.118 R)
• M18: 12,285,426 km (0.092 R)
• M19: 12,753,368 km (0.12 R)
• M20: 17,109,508 km (0.071 R)
• M21: 18,533,680 km (0.118 R)
• M22: 19,716,102 km (0.073 R)
• M23: 20,293,400 km (0.094 R)
• M24: 21,147,305 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.9

Radius: 14.3

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.72 AU - 10.26 AU

Year: 9270 Days

Day: 7.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,611,660 km

• M1: 200,760 km (0.041 R)
• M2: 686,056 km (0.091 R)
• M3: 1,310,777 km (0.084 R)
• M4: 2,003,564 km (0.055 R)
• M5: 2,686,778 km (0.098 R)
• M6: 4,298,994 km (0.114 R)
• M7: 5,093,658 km (0.115 R)
• M8: 6,054,525 km (0.051 R)
• M9: 7,054,587 km (0.058 R)
• M10: 10,161,585 km (0.072 R)
• M11: 11,960,051 km (0.119 R)
• M12: 13,053,162 km (0.114 R)
• M13: 14,591,776 km (0.092 R)
• M14: 16,455,167 km (0.094 R)
• M15: 16,944,801 km (0.053 R)
• M16: 17,661,375 km (0.07 R)
• M17: 20,489,373 km (0.106 R)
• M18: 22,563,248 km (0.077 R)
• M19: 31,404,632 km (0.101 R)
• M20: 31,942,437 km (0.078 R)
• M21: 33,592,800 km (0.108 R)
• M22: 35,414,902 km (0.069 R)
• M23: 38,515,468 km (0.111 R)
• M24: 41,020,335 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.5

Radius: 12.8

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 9.09 AU - 13.75 AU

Year: 14462 Days

Day: 13.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,611,660 km

• M1: 164,558 km (0.045 R)
• M2: 834,756 km (0.105 R)
• M3: 1,236,277 km (0.071 R)
• M4: 1,643,632 km (0.052 R)
• M5: 2,418,848 km (0.087 R)
• M6: 2,903,096 km (0.101 R)
• M7: 3,452,120 km (0.072 R)
• M8: 4,040,190 km (0.084 R)
• M9: 4,564,530 km (0.116 R)
• M10: 6,375,712 km (0.116 R)
• M11: 7,353,483 km (0.095 R)
• M12: 9,605,829 km (0.041 R)
• M13: 11,183,488 km (0.104 R)
• M14: 13,124,820 km (0.089 R)
• M15: 16,176,915 km (0.045 R)
• M16: 16,715,019 km (0.058 R)
• M17: 18,318,708 km (0.1 R)
• M18: 25,353,997 km (0.082 R)
• M19: 26,608,225 km (0.119 R)
• M20: 27,793,938 km (0.116 R)
• M21: 34,256,566 km (0.117 R)
• M22: 36,967,579 km (0.119 R)
• M23: 40,942,394 km (0.109 R)
• M24: 42,087,117 km (0.066 R)
• M25: 50,216,116 km (0.1 R)
• M26: 50,705,301 km (0.08 R)
• M27: 53,030,201 km (0.115 R)
• M28: 55,773,228 km (0.097 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 19,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit