🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.61 AU - 0.77 AU

Year: 200 Days

Day: 19.5 Hours

Environment

Temp: 217 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.9 AU - 0.94 AU

Year: 307 Days

Day: 45.2 Hours

Environment

Temp: 161 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,502,562 km

• M1: 219,460 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.13 AU - 1.25 AU

Year: 452 Days

Day: 25.6 Hours

Environment

Temp: 40 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.12 AU - 1.7 AU

Year: 583 Days

Day: 12.5 Hours

Environment

Temp: 20 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,502,562 km

• M1: 99,183 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.92 AU - 2.38 AU

Year: 1098 Days

Day: 32.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,502,562 km

• M1: 71,807 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.67 AU - 5.67 AU

Year: 3515 Days

Day: 32 Hours

Environment

Temp: -130 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.2

Radius: 4

Gravity: 42.58 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 12.39 AU - 19.95 AU

Year: 22644 Days

Day: 17.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 82,502,562 km

• M1: 50,863 km (0.107 R)
• M2: 210,783 km (0.086 R)
• M3: 514,766 km (0.096 R)
• M4: 661,073 km (0.099 R)
• M5: 1,026,989 km (0.115 R)
• M6: 1,400,834 km (0.117 R)
• M7: 2,081,505 km (0.087 R)
• M8: 2,701,289 km (0.106 R)
• M9: 3,319,128 km (0.066 R)
• M10: 4,609,858 km (0.093 R)
• M11: 7,765,476 km (0.088 R)
• M12: 8,447,343 km (0.09 R)
• M13: 9,456,231 km (0.119 R)
• M14: 10,480,528 km (0.088 R)
• M15: 11,845,159 km (0.065 R)
• M16: 15,399,904 km (0.029 R)
• M17: 15,888,939 km (0.099 R)
• M18: 17,682,020 km (0.111 R)
• M19: 18,308,535 km (0.056 R)
• M20: 19,042,463 km (0.043 R)
• M21: 19,605,699 km (0.074 R)
• M22: 26,320,249 km (0.105 R)
• M23: 30,188,402 km (0.093 R)
• M24: 34,973,888 km (0.084 R)
• M25: 39,783,011 km (0.08 R)
• M26: 44,520,925 km (0.105 R)
• M27: 44,849,591 km (0.066 R)
• M28: 47,708,257 km (0.092 R)
• M29: 50,686,152 km (0.112 R)
• M30: 62,594,442 km (0.093 R)
• M31: 74,144,445 km (0.098 R)
• M32: 74,375,125 km (0.091 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 20,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit