🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.53 AU - 0.71 AU

Year: 179 Days

Day: 25.6 Hours

Environment

Temp: 153 °C

Axial Tilt: 41.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,467,033 km

• M1: 25,432 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.73 AU - 0.75 AU

Year: 234 Days

Day: 30.5 Hours

Environment

Temp: 195 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.05 AU - 1.17 AU

Year: 429 Days

Day: 16.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 47.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,467,033 km

• M1: 571,763 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.53 AU - 3.07 AU

Year: 1720 Days

Day: 38.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.41 AU - 3.71 AU

Year: 1965 Days

Day: 37 Hours

Environment

Temp: -96 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.71 AU - 3.8 AU

Year: 2666 Days

Day: 20.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.3 AU - 4.58 AU

Year: 3434 Days

Day: 22.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.9

Radius: 14.2

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 5.73 AU - 5.89 AU

Year: 5141 Days

Day: 6.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,467,033 km

• M1: 176,675 km (0.026 R)
• M2: 629,059 km (0.073 R)
• M3: 1,098,946 km (0.119 R)
• M4: 2,276,281 km (0.049 R)
• M5: 3,050,600 km (0.116 R)
• M6: 3,950,281 km (0.061 R)
• M7: 4,635,589 km (0.087 R)
• M8: 8,577,194 km (0.108 R)
• M9: 9,524,448 km (0.107 R)
• M10: 9,981,320 km (0.066 R)
• M11: 11,627,046 km (0.099 R)
• M12: 15,113,424 km (0.106 R)
• M13: 17,896,393 km (0.05 R)
• M14: 19,047,549 km (0.067 R)
• M15: 19,641,303 km (0.1 R)
• M16: 20,383,907 km (0.106 R)
• M17: 21,215,072 km (0.115 R)
• M18: 21,996,871 km (0.066 R)
• M19: 22,871,570 km (0.118 R)
• M20: 26,035,864 km (0.067 R)
• M21: 28,786,370 km (0.049 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.5

Radius: 11

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.09 AU - 6.85 AU

Year: 5355 Days

Day: 7 Hours

Environment

Temp: -141 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,467,033 km

• M1: 136,882 km (0.049 R)
• M2: 985,401 km (0.073 R)
• M3: 1,375,702 km (0.109 R)
• M4: 1,817,165 km (0.12 R)
• M5: 2,368,733 km (0.037 R)
• M6: 3,444,641 km (0.08 R)
• M7: 4,057,992 km (0.101 R)
• M8: 6,437,346 km (0.096 R)
• M9: 7,128,339 km (0.118 R)
• M10: 8,542,038 km (0.066 R)
• M11: 10,484,417 km (0.097 R)
• M12: 11,724,883 km (0.119 R)
• M13: 14,716,541 km (0.084 R)
• M14: 15,856,626 km (0.111 R)
• M15: 16,568,263 km (0.088 R)
• M16: 22,307,137 km (0.087 R)
• M17: 26,270,433 km (0.075 R)
• M18: 28,808,810 km (0.093 R)
• M19: 29,779,102 km (0.088 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.7

Radius: 9.6

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 9.12 AU - 12.4 AU

Year: 12957 Days

Day: 9.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,467,033 km

• M1: 119,379 km (0.03 R)
• M2: 763,548 km (0.113 R)
• M3: 1,325,288 km (0.07 R)
• M4: 2,108,133 km (0.107 R)
• M5: 2,655,063 km (0.088 R)
• M6: 3,810,557 km (0.101 R)
• M7: 4,654,887 km (0.083 R)
• M8: 5,071,817 km (0.031 R)
• M9: 5,409,309 km (0.12 R)
• M10: 6,631,524 km (0.096 R)
• M11: 7,938,860 km (0.073 R)
• M12: 13,197,674 km (0.109 R)
• M13: 16,611,946 km (0.07 R)
• M14: 24,450,725 km (0.111 R)
• M15: 25,319,589 km (0.076 R)
• M16: 29,001,941 km (0.106 R)
• M17: 32,216,500 km (0.117 R)
• M18: 34,088,119 km (0.067 R)
• M19: 46,863,029 km (0.107 R)
• M20: 50,802,689 km (0.084 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 19,830 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit