🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.88 AU - 0.94 AU

Year: 332 Days

Day: 36 Hours

Environment

Temp: 31 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.74 AU - 1.88 AU

Year: 932 Days

Day: 42.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,340,171 km

• M1: 226,192 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.04 AU - 2.66 AU

Year: 1379 Days

Day: 12.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,340,171 km

• M1: 215,870 km (0.099 R)
• M2: 597,793 km (0.087 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.43 AU - 3.33 AU

Year: 1871 Days

Day: 14.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.6

Radius: 10.6

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.31 AU - 5.05 AU

Year: 3876 Days

Day: 12.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,340,171 km

• M1: 143,764 km (0.055 R)
• M2: 519,553 km (0.107 R)
• M3: 853,755 km (0.114 R)
• M4: 1,266,196 km (0.112 R)
• M5: 1,788,443 km (0.073 R)
• M6: 2,912,072 km (0.046 R)
• M7: 4,791,919 km (0.075 R)
• M8: 5,696,986 km (0.112 R)
• M9: 6,176,896 km (0.084 R)
• M10: 7,684,394 km (0.103 R)
• M11: 9,607,325 km (0.075 R)
• M12: 20,105,505 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.2

Radius: 11

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.87 AU - 11.67 AU

Year: 11693 Days

Day: 9.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,340,171 km

• M1: 136,732 km (0.101 R)
• M2: 1,423,573 km (0.067 R)
• M3: 2,215,844 km (0.069 R)
• M4: 2,729,264 km (0.098 R)
• M5: 3,593,790 km (0.104 R)
• M6: 4,281,940 km (0.107 R)
• M7: 4,657,730 km (0.101 R)
• M8: 5,592,268 km (0.088 R)
• M9: 5,950,555 km (0.057 R)
• M10: 7,292,447 km (0.044 R)
• M11: 9,108,566 km (0.113 R)
• M12: 10,701,035 km (0.078 R)
• M13: 13,666,214 km (0.119 R)
• M14: 16,402,659 km (0.054 R)
• M15: 17,327,772 km (0.06 R)
• M16: 18,418,041 km (0.048 R)
• M17: 20,382,261 km (0.068 R)
• M18: 28,841,273 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 867.2

Radius: 7.2

Gravity: 16.73 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 11.51 AU - 14.07 AU

Year: 17514 Days

Day: 18.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,340,171 km

• M1: 89,609 km (0.052 R)
• M2: 397,781 km (0.083 R)
• M3: 630,555 km (0.03 R)
• M4: 1,078,601 km (0.064 R)
• M5: 1,381,836 km (0.117 R)
• M6: 1,688,960 km (0.076 R)
• M7: 2,021,366 km (0.112 R)
• M8: 3,179,553 km (0.042 R)
• M9: 4,121,721 km (0.117 R)
• M10: 4,727,293 km (0.082 R)
• M11: 5,664,673 km (0.059 R)
• M12: 6,855,771 km (0.088 R)
• M13: 9,216,426 km (0.073 R)
• M14: 11,103,453 km (0.113 R)
• M15: 11,612,684 km (0.09 R)
• M16: 13,879,242 km (0.117 R)
• M17: 14,246,654 km (0.072 R)
• M18: 15,000,777 km (0.092 R)
• M19: 20,282,031 km (0.117 R)
• M20: 24,595,685 km (0.081 R)
• M21: 31,330,731 km (0.107 R)
• M22: 33,911,294 km (0.117 R)
• M23: 37,050,306 km (0.078 R)
• M24: 38,762,454 km (0.105 R)
• M25: 44,056,723 km (0.086 R)
• M26: 52,426,873 km (0.113 R)
• M27: 55,130,256 km (0.107 R)
• M28: 55,497,668 km (0.114 R)
• M29: 56,423,231 km (0.108 R)
• M30: 63,594,204 km (0.053 R)
• M31: 67,083,425 km (0.082 R)
• M32: 68,556,515 km (0.054 R)
• M33: 70,482,139 km (0.089 R)
• M34: 72,663,575 km (0.044 R)
• M35: 74,664,896 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 13,239 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit