🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.71 AU - 0.87 AU

Year: 247 Days

Day: 25.8 Hours

Environment

Temp: 111 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.17 AU - 1.25 AU

Year: 468 Days

Day: 34.4 Hours

Environment

Temp: 31 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.54 AU - 1.68 AU

Year: 718 Days

Day: 42.3 Hours

Environment

Temp: -22 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,323,025 km

• M1: 647,908 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.59 AU - 1.69 AU

Year: 738 Days

Day: 43.3 Hours

Environment

Temp: -27 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.79 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269

Radius: 11.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.25 AU - 6.63 AU

Year: 5088 Days

Day: 10.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,323,025 km

• M1: 147,653 km (0.046 R)
• M2: 649,255 km (0.103 R)
• M3: 1,374,804 km (0.099 R)
• M4: 2,130,573 km (0.046 R)
• M5: 2,728,516 km (0.108 R)
• M6: 5,623,982 km (0.063 R)
• M7: 12,177,267 km (0.063 R)
• M8: 12,671,089 km (0.063 R)
• M9: 16,674,328 km (0.099 R)
• M10: 20,556,243 km (0.035 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.8

Radius: 9.9

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.1 AU - 8.5 AU

Year: 6232 Days

Day: 9 Hours

Environment

Temp: -143 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,323,025 km

• M1: 123,119 km (0.102 R)
• M2: 614,249 km (0.075 R)
• M3: 1,143,526 km (0.051 R)
• M4: 1,520,812 km (0.083 R)
• M5: 3,372,086 km (0.079 R)
• M6: 3,684,147 km (0.088 R)
• M7: 4,738,961 km (0.113 R)
• M8: 7,909,539 km (0.112 R)
• M9: 10,081,700 km (0.109 R)
• M10: 10,455,844 km (0.062 R)
• M11: 12,820,687 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387

Radius: 15

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.54 AU - 7.84 AU

Year: 6776 Days

Day: 7.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,323,025 km

• M1: 349,311 km (0.12 R)
• M2: 832,363 km (0.07 R)
• M3: 1,456,036 km (0.108 R)
• M4: 2,295,879 km (0.103 R)
• M5: 4,240,651 km (0.079 R)
• M6: 5,724,811 km (0.073 R)
• M7: 8,568,966 km (0.096 R)
• M8: 9,866,877 km (0.09 R)
• M9: 11,015,041 km (0.107 R)
• M10: 12,201,352 km (0.107 R)
• M11: 13,158,778 km (0.095 R)
• M12: 14,384,134 km (0.073 R)
• M13: 17,246,989 km (0.092 R)
• M14: 24,546,467 km (0.081 R)
• M15: 27,916,159 km (0.058 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178

Radius: 12

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.01 AU - 9.25 AU

Year: 8910 Days

Day: 10.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,323,025 km

• M1: 153,188 km (0.117 R)
• M2: 616,343 km (0.105 R)
• M3: 1,063,790 km (0.106 R)
• M4: 2,090,929 km (0.081 R)
• M5: 3,206,930 km (0.089 R)
• M6: 4,065,173 km (0.115 R)
• M7: 4,610,307 km (0.118 R)
• M8: 7,329,099 km (0.047 R)
• M9: 9,404,620 km (0.09 R)
• M10: 10,063,449 km (0.113 R)
• M11: 11,064,408 km (0.116 R)
• M12: 11,893,031 km (0.108 R)
• M13: 12,663,909 km (0.057 R)
• M14: 14,791,639 km (0.092 R)
• M15: 16,551,508 km (0.106 R)
• M16: 17,451,489 km (0.079 R)
• M17: 18,383,783 km (0.098 R)
• M18: 20,010,810 km (0.104 R)
• M19: 20,825,220 km (0.086 R)
• M20: 21,661,323 km (0.092 R)
• M21: 22,665,125 km (0.102 R)
• M22: 23,475,347 km (0.083 R)
• M23: 24,076,581 km (0.046 R)
• M24: 26,828,882 km (0.045 R)
• M25: 28,070,245 km (0.12 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 19,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit