🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.54 AU - 0.74 AU

Year: 217 Days

Day: 31.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.75 AU - 1.21 AU

Year: 412 Days

Day: 24.8 Hours

Environment

Temp: -42 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.99 AU - 1.41 AU

Year: 558 Days

Day: 47.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,069,708 km

• M1: 533,466 km (0.088 R)

Asteroid Belt

Center: 1.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.71 AU - 2.55 AU

Year: 1320 Days

Day: 39.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,069,708 km

• M1: 344,673 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.7 AU - 2.68 AU

Year: 1376 Days

Day: 23 Hours

Environment

Temp: -123 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.5 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.6

Radius: 13.3

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.17 AU - 7.45 AU

Year: 7546 Days

Day: 10.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,069,708 km

• M1: 166,502 km (0.047 R)
• M2: 658,231 km (0.115 R)
• M3: 1,148,313 km (0.088 R)
• M4: 1,857,856 km (0.096 R)
• M5: 3,755,655 km (0.066 R)
• M6: 6,079,209 km (0.082 R)
• M7: 6,748,809 km (0.115 R)
• M8: 11,583,662 km (0.083 R)
• M9: 13,529,183 km (0.073 R)
• M10: 16,273,406 km (0.079 R)
• M11: 17,988,097 km (0.12 R)
• M12: 20,509,419 km (0.096 R)
• M13: 21,693,486 km (0.112 R)
• M14: 24,111,138 km (0.082 R)
• M15: 27,733,650 km (0.114 R)
• M16: 32,120,907 km (0.1 R)
• M17: 35,364,488 km (0.119 R)
• M18: 36,950,524 km (0.081 R)
• M19: 38,820,647 km (0.11 R)
• M20: 41,245,928 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.2

Radius: 8.1

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.16 AU - 8.24 AU

Year: 8203 Days

Day: 14.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,069,708 km

• M1: 100,829 km (0.119 R)
• M2: 421,567 km (0.09 R)
• M3: 1,135,597 km (0.116 R)
• M4: 1,708,856 km (0.118 R)
• M5: 2,021,666 km (0.116 R)
• M6: 2,516,835 km (0.094 R)
• M7: 4,921,022 km (0.119 R)
• M8: 5,687,262 km (0.042 R)
• M9: 7,038,131 km (0.077 R)
• M10: 8,805,181 km (0.083 R)
• M11: 13,708,550 km (0.091 R)
• M12: 15,279,478 km (0.09 R)
• M13: 16,500,944 km (0.106 R)
• M14: 18,847,088 km (0.11 R)
• M15: 19,503,523 km (0.1 R)
• M16: 19,874,825 km (0.083 R)
• M17: 21,094,497 km (0.104 R)
• M18: 21,485,545 km (0.053 R)
• M19: 23,766,315 km (0.114 R)
• M20: 24,104,705 km (0.092 R)
• M21: 24,704,892 km (0.031 R)
• M22: 25,052,108 km (0.067 R)
• M23: 27,112,968 km (0.088 R)
• M24: 28,137,564 km (0.106 R)
• M25: 28,898,718 km (0.059 R)
• M26: 34,076,899 km (0.091 R)
• M27: 35,160,137 km (0.102 R)
• M28: 37,167,292 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.9

Radius: 11.3

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.46 AU - 9.1 AU

Year: 11046 Days

Day: 13.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 53,069,708 km

• M1: 143,614 km (0.063 R)
• M2: 539,001 km (0.1 R)
• M3: 1,527,245 km (0.087 R)
• M4: 2,468,664 km (0.086 R)
• M5: 3,815,194 km (0.117 R)
• M6: 4,899,629 km (0.044 R)
• M7: 6,178,841 km (0.099 R)
• M8: 8,020,540 km (0.086 R)
• M9: 8,661,567 km (0.105 R)
• M10: 10,628,779 km (0.118 R)
• M11: 11,745,527 km (0.086 R)
• M12: 13,124,820 km (0.115 R)
• M13: 14,080,750 km (0.111 R)
• M14: 14,946,174 km (0.086 R)
• M15: 15,635,820 km (0.102 R)
• M16: 20,061,374 km (0.037 R)
• M17: 20,815,646 km (0.119 R)
• M18: 21,415,234 km (0.044 R)
• M19: 22,470,049 km (0.069 R)
• M20: 23,375,116 km (0.05 R)
• M21: 24,588,056 km (0.09 R)
• M22: 29,969,241 km (0.111 R)
• M23: 33,455,320 km (0.071 R)
• M24: 34,994,532 km (0.108 R)
• M25: 40,953,913 km (0.1 R)
• M26: 45,807,915 km (0.109 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 15,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit