🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.75 AU - 0.81 AU

Year: 253 Days

Day: 25.7 Hours

Environment

Temp: 142 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 71,433,782 km

• M1: 272,119 km (0.049 R)
• M2: 483,650 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.09 AU - 1.49 AU

Year: 538 Days

Day: 30.8 Hours

Environment

Temp: -18 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.47 AU - 2.11 AU

Year: 879 Days

Day: 16.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,433,782 km

• M1: 37,998 km (0.077 R)
• M2: 150,495 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.06 AU - 3.18 AU

Year: 1557 Days

Day: 27.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.25 AU - 3.45 AU

Year: 1766 Days

Day: 14.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,433,782 km

• M1: 99,333 km (0.035 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.74 AU - 4.26 AU

Year: 2404 Days

Day: 19.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.3

Radius: 5.9

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 16.39 AU - 20.31 AU

Year: 28855 Days

Day: 20.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 99.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,433,782 km

• M1: 73,453 km (0.1 R)
• M2: 304,731 km (0.103 R)
• M3: 697,126 km (0.097 R)
• M4: 1,110,016 km (0.074 R)
• M5: 1,386,323 km (0.041 R)
• M6: 1,795,773 km (0.104 R)
• M7: 3,266,021 km (0.09 R)
• M8: 4,306,474 km (0.039 R)
• M9: 5,668,263 km (0.113 R)
• M10: 5,906,872 km (0.103 R)
• M11: 6,707,071 km (0.109 R)
• M12: 7,248,316 km (0.077 R)
• M13: 8,315,547 km (0.094 R)
• M14: 9,428,406 km (0.107 R)
• M15: 11,625,101 km (0.099 R)
• M16: 12,471,675 km (0.119 R)
• M17: 13,781,704 km (0.084 R)
• M18: 17,832,066 km (0.066 R)
• M19: 21,535,960 km (0.091 R)
• M20: 30,662,776 km (0.089 R)
• M21: 33,548,370 km (0.078 R)
• M22: 34,329,869 km (0.074 R)
• M23: 34,725,107 km (0.104 R)
• M24: 36,609,890 km (0.081 R)
• M25: 39,275,425 km (0.06 R)
• M26: 42,520,203 km (0.118 R)
• M27: 48,869,436 km (0.117 R)
• M28: 57,287,607 km (0.098 R)
• M29: 60,678,243 km (0.09 R)
• M30: 61,837,477 km (0.063 R)
• M31: 64,800,113 km (0.066 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 12,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit