🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.56 AU - 0.56 AU

Year: 159 Days

Day: 35.1 Hours

Environment

Temp: 206 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,955,980 km

• M1: 44,431 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.54 AU - 0.6 AU

Year: 163 Days

Day: 13.9 Hours

Environment

Temp: 155 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 98,955,980 km

• M1: 13,613 km (0.033 R)
• M2: 49,666 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.69 AU - 0.75 AU

Year: 231 Days

Day: 37.2 Hours

Environment

Temp: 172 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,955,980 km

• M1: 182,809 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.38 AU - 2.12 AU

Year: 877 Days

Day: 13.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.78 AU - 2 AU

Year: 984 Days

Day: 19.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.63 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803.1

Radius: 7.7

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 14.53 AU - 20.19 AU

Year: 27395 Days

Day: 23.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 98,955,980 km

• M1: 95,743 km (0.075 R)
• M2: 442,959 km (0.063 R)
• M3: 752,627 km (0.079 R)
• M4: 1,754,334 km (0.069 R)
• M5: 2,242,771 km (0.111 R)
• M6: 4,370,801 km (0.082 R)
• M7: 4,903,070 km (0.09 R)
• M8: 6,050,785 km (0.106 R)
• M9: 6,518,129 km (0.053 R)
• M10: 8,289,517 km (0.088 R)
• M11: 11,869,544 km (0.111 R)
• M12: 13,678,033 km (0.108 R)
• M13: 17,550,373 km (0.051 R)
• M14: 21,236,764 km (0.106 R)
• M15: 23,543,114 km (0.115 R)
• M16: 27,370,726 km (0.108 R)
• M17: 29,431,586 km (0.114 R)
• M18: 32,150,527 km (0.069 R)
• M19: 33,859,683 km (0.087 R)
• M20: 36,535,839 km (0.113 R)
• M21: 42,473,229 km (0.074 R)
• M22: 43,151,356 km (0.105 R)
• M23: 47,735,484 km (0.091 R)
• M24: 54,405,006 km (0.051 R)
• M25: 55,204,606 km (0.116 R)
• M26: 65,645,490 km (0.117 R)
• M27: 69,320,362 km (0.109 R)
• M28: 74,348,646 km (0.089 R)
• M29: 79,614,640 km (0.108 R)
• M30: 84,856,101 km (0.12 R)
• M31: 86,201,435 km (0.118 R)
• M32: 95,150,379 km (0.059 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: 485 - 17,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit