🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.49 AU - 0.55 AU

Year: 242 Days

Day: 40.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,111,620 km

• M1: 138,976 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.49 AU - 0.61 AU

Year: 263 Days

Day: 46 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.8

Radius: 14.6

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.59 AU - 0.97 AU

Year: 445 Days

Day: 10.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 59,111,620 km

• M1: 181,761 km (0.099 R)
• M2: 687,253 km (0.079 R)
• M3: 1,866,233 km (0.066 R)
• M4: 3,134,524 km (0.117 R)

Asteroid Belt

Center: 4.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.7

Radius: 5.1

Gravity: 23.4 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.06 AU - 8.88 AU

Year: 14528 Days

Day: 19.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,111,620 km

• M1: 77,492 km (0.095 R)
• M2: 413,638 km (0.109 R)
• M3: 633,996 km (0.115 R)
• M4: 921,224 km (0.098 R)
• M5: 1,238,670 km (0.097 R)
• M6: 1,722,320 km (0.073 R)
• M7: 2,446,224 km (0.104 R)
• M8: 2,727,618 km (0.114 R)
• M9: 2,934,811 km (0.106 R)
• M10: 4,223,148 km (0.06 R)
• M11: 4,596,245 km (0.076 R)
• M12: 5,266,892 km (0.116 R)
• M13: 6,634,516 km (0.041 R)
• M14: 7,400,307 km (0.072 R)
• M15: 8,559,093 km (0.069 R)
• M16: 10,657,053 km (0.096 R)
• M17: 10,883,993 km (0.039 R)
• M18: 14,898,602 km (0.052 R)
• M19: 15,254,196 km (0.115 R)
• M20: 17,585,379 km (0.102 R)
• M21: 20,842,275 km (0.085 R)
• M22: 26,395,647 km (0.078 R)
• M23: 28,955,865 km (0.119 R)
• M24: 31,560,364 km (0.097 R)
• M25: 32,979,299 km (0.079 R)
• M26: 35,312,129 km (0.078 R)
• M27: 38,015,811 km (0.101 R)
• M28: 39,892,965 km (0.087 R)
• M29: 40,166,131 km (0.114 R)
• M30: 43,397,146 km (0.063 R)
• M31: 43,830,979 km (0.078 R)
• M32: 44,560,419 km (0.065 R)
• M33: 46,645,962 km (0.118 R)
• M34: 47,253,479 km (0.118 R)
• M35: 47,559,257 km (0.034 R)
• M36: 54,289,217 km (0.055 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 17,201 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit