🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.51 AU - 0.53 AU

Year: 144 Days

Day: 45.1 Hours

Environment

Temp: 199 °C

Axial Tilt: 16.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.6 AU - 0.8 AU

Year: 224 Days

Day: 43.4 Hours

Environment

Temp: 150 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,053,288 km

• M1: 170,542 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.8 AU - 0.98 AU

Year: 321 Days

Day: 15.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.01 AU - 1.13 AU

Year: 424 Days

Day: 32.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 27,053,288 km

• M1: 594,203 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.54 AU - 2.64 AU

Year: 1596 Days

Day: 27.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,053,288 km

• M1: 1,193,641 km (0.064 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.12 AU - 3.92 AU

Year: 2529 Days

Day: 46.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.88 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.5

Radius: 12.8

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 8.16 AU - 12.32 AU

Year: 12546 Days

Day: 9.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 27,053,288 km

• M1: 159,172 km (0.106 R)
• M2: 581,786 km (0.106 R)
• M3: 1,055,862 km (0.094 R)
• M4: 1,578,258 km (0.057 R)
• M5: 1,979,329 km (0.063 R)
• M6: 3,284,421 km (0.097 R)
• M7: 3,755,056 km (0.103 R)
• M8: 4,932,092 km (0.092 R)
• M9: 7,775,798 km (0.073 R)
• M10: 8,569,564 km (0.076 R)
• M11: 9,571,870 km (0.088 R)
• M12: 9,994,035 km (0.045 R)
• M13: 11,161,946 km (0.038 R)
• M14: 11,808,957 km (0.117 R)
• M15: 13,178,226 km (0.069 R)
• M16: 13,701,519 km (0.043 R)
• M17: 15,498,938 km (0.098 R)
• M18: 16,454,270 km (0.087 R)
• M19: 18,160,134 km (0.061 R)
• M20: 19,138,804 km (0.119 R)
• M21: 20,324,666 km (0.099 R)
• M22: 24,567,112 km (0.057 R)
• M23: 29,255,808 km (0.086 R)
• M24: 39,141,086 km (0.063 R)
• M25: 42,875,498 km (0.115 R)
• M26: 46,088,860 km (0.099 R)
• M27: 47,754,183 km (0.075 R)
• M28: 48,990,460 km (0.098 R)
• M29: 51,526,593 km (0.036 R)
• M30: 52,827,047 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.2

Radius: 6.9

Gravity: 18.47 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 14.09 AU - 14.15 AU

Year: 20315 Days

Day: 23.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,053,288 km

• M1: 85,869 km (0.037 R)
• M2: 356,342 km (0.113 R)
• M3: 743,651 km (0.097 R)
• M4: 1,062,145 km (0.072 R)
• M5: 1,298,360 km (0.094 R)
• M6: 3,513,456 km (0.105 R)
• M7: 3,947,888 km (0.046 R)
• M8: 4,313,804 km (0.053 R)
• M9: 7,641,459 km (0.101 R)
• M10: 8,641,820 km (0.097 R)
• M11: 14,588,036 km (0.101 R)
• M12: 21,864,776 km (0.108 R)
• M13: 23,865,797 km (0.076 R)
• M14: 24,632,785 km (0.074 R)
• M15: 28,471,616 km (0.104 R)
• M16: 28,716,209 km (0.039 R)
• M17: 29,583,727 km (0.103 R)
• M18: 29,960,863 km (0.059 R)
• M19: 33,094,041 km (0.104 R)
• M20: 56,968,814 km (0.047 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.5

Radius: 7.5

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 12.21 AU - 17.17 AU

Year: 21558 Days

Day: 17 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,053,288 km

• M1: 96,491 km (0.103 R)
• M2: 1,742,217 km (0.082 R)
• M3: 2,006,257 km (0.039 R)
• M4: 5,059,849 km (0.084 R)
• M5: 7,565,763 km (0.088 R)
• M6: 16,015,649 km (0.078 R)
• M7: 20,678,614 km (0.114 R)
• M8: 23,062,457 km (0.056 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 16,868 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit