🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.49 AU - 0.53 AU

Year: 239 Days

Day: 20.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32

Radius: 9.8

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.85 AU - 1.25 AU

Year: 706 Days

Day: 9.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 50,903,697 km

• M1: 121,922 km (0.106 R)
• M2: 494,571 km (0.068 R)
• M3: 821,891 km (0.109 R)
• M4: 1,225,955 km (0.054 R)
• M5: 2,685,581 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.4

Radius: 9.3

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.44 AU - 3.54 AU

Year: 3392 Days

Day: 13.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,903,697 km

• M1: 115,639 km (0.112 R)
• M2: 760,556 km (0.049 R)
• M3: 1,061,846 km (0.109 R)
• M4: 1,538,764 km (0.089 R)
• M5: 2,140,147 km (0.094 R)
• M6: 2,649,079 km (0.066 R)
• M7: 3,438,657 km (0.083 R)
• M8: 4,399,524 km (0.096 R)
• M9: 5,928,264 km (0.109 R)
• M10: 7,588,651 km (0.114 R)
• M11: 8,950,441 km (0.052 R)
• M12: 9,351,961 km (0.097 R)
• M13: 10,073,771 km (0.115 R)
• M14: 10,750,701 km (0.094 R)
• M15: 12,062,824 km (0.041 R)
• M16: 12,826,222 km (0.044 R)
• M17: 13,526,041 km (0.068 R)
• M18: 17,300,994 km (0.099 R)
• M19: 18,039,708 km (0.093 R)
• M20: 18,504,808 km (0.094 R)
• M21: 18,977,836 km (0.069 R)
• M22: 19,825,009 km (0.099 R)
• M23: 21,659,677 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.9

Radius: 6.7

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.19 AU - 7.19 AU

Year: 12647 Days

Day: 15.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 50,903,697 km

• M1: 83,326 km (0.101 R)
• M2: 303,384 km (0.11 R)
• M3: 896,540 km (0.05 R)
• M4: 1,733,091 km (0.115 R)
• M5: 2,063,254 km (0.084 R)
• M6: 2,356,914 km (0.087 R)
• M7: 2,828,148 km (0.106 R)
• M8: 4,012,215 km (0.061 R)
• M9: 5,495,478 km (0.104 R)
• M10: 6,785,161 km (0.087 R)
• M11: 7,563,968 km (0.074 R)
• M12: 7,778,491 km (0.091 R)
• M13: 8,771,222 km (0.093 R)
• M14: 9,104,227 km (0.051 R)
• M15: 9,544,494 km (0.097 R)
• M16: 10,362,345 km (0.06 R)
• M17: 12,371,894 km (0.076 R)
• M18: 13,530,828 km (0.039 R)
• M19: 14,169,162 km (0.094 R)
• M20: 15,096,071 km (0.083 R)
• M21: 18,119,145 km (0.08 R)
• M22: 18,894,361 km (0.115 R)
• M23: 20,427,440 km (0.086 R)
• M24: 21,523,094 km (0.094 R)
• M25: 22,924,826 km (0.12 R)
• M26: 24,386,248 km (0.106 R)
• M27: 25,330,510 km (0.09 R)
• M28: 29,990,184 km (0.104 R)
• M29: 31,403,735 km (0.076 R)
• M30: 34,245,795 km (0.084 R)
• M31: 45,610,296 km (0.106 R)
• M32: 47,768,844 km (0.064 R)
• M33: 49,245,076 km (0.115 R)
• M34: 50,447,693 km (0.053 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 15,861 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit