🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.44 AU - 0.7 AU

Year: 151 Days

Day: 32.6 Hours

Environment

Temp: 255 °C

Axial Tilt: 96.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.84 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.03 AU - 1.17 AU

Year: 404 Days

Day: 12.2 Hours

Environment

Temp: 89 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.1 AU - 1.28 AU

Year: 454 Days

Day: 34.9 Hours

Environment

Temp: 27 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 81,148,345 km

• M1: 35,006 km (0.118 R)
• M2: 609,761 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.22 AU - 1.38 AU

Year: 519 Days

Day: 16.9 Hours

Environment

Temp: 28 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.41 AU - 2.49 AU

Year: 1342 Days

Day: 33.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.5

Radius: 4.7

Gravity: 31.17 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 15.63 AU - 15.97 AU

Year: 21972 Days

Day: 18.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,148,345 km

• M1: 58,493 km (0.043 R)
• M2: 249,230 km (0.115 R)
• M3: 623,524 km (0.091 R)
• M4: 921,822 km (0.053 R)
• M5: 1,500,167 km (0.089 R)
• M6: 1,726,509 km (0.069 R)
• M7: 2,816,479 km (0.086 R)
• M8: 3,302,223 km (0.094 R)
• M9: 4,132,641 km (0.093 R)
• M10: 4,686,004 km (0.105 R)
• M11: 6,066,194 km (0.115 R)
• M12: 8,585,422 km (0.081 R)
• M13: 9,026,287 km (0.075 R)
• M14: 11,792,351 km (0.096 R)
• M15: 12,545,577 km (0.12 R)
• M16: 16,292,704 km (0.085 R)
• M17: 16,967,989 km (0.09 R)
• M18: 18,373,910 km (0.037 R)
• M19: 20,046,414 km (0.093 R)
• M20: 21,315,752 km (0.082 R)
• M21: 22,845,689 km (0.099 R)
• M22: 23,477,591 km (0.072 R)
• M23: 27,753,247 km (0.079 R)
• M24: 30,704,963 km (0.053 R)
• M25: 34,818,605 km (0.07 R)
• M26: 38,097,491 km (0.045 R)
• M27: 38,539,852 km (0.094 R)
• M28: 40,956,755 km (0.094 R)
• M29: 53,640,710 km (0.026 R)
• M30: 54,755,663 km (0.115 R)
• M31: 57,998,496 km (0.101 R)
• M32: 60,163,776 km (0.119 R)
• M33: 66,981,399 km (0.107 R)
• M34: 71,801,592 km (0.097 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 13,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit