🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.88 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.44 AU - 2.08 AU

Year: 884 Days

Day: 21 Hours

Environment

Temp: -72 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,336,068 km

• M1: 1,041,800 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.5

Radius: 12.4

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.16 AU - 4.54 AU

Year: 3436 Days

Day: 9.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,336,068 km

• M1: 154,235 km (0.118 R)
• M2: 731,982 km (0.093 R)
• M3: 1,210,097 km (0.097 R)
• M4: 1,765,255 km (0.092 R)
• M5: 2,171,712 km (0.069 R)
• M6: 2,563,509 km (0.087 R)
• M7: 2,951,716 km (0.088 R)
• M8: 3,648,243 km (0.034 R)
• M9: 5,819,656 km (0.106 R)
• M10: 6,917,256 km (0.096 R)
• M11: 7,844,015 km (0.111 R)
• M12: 8,636,584 km (0.108 R)
• M13: 9,595,955 km (0.109 R)
• M14: 10,872,773 km (0.071 R)
• M15: 11,336,826 km (0.103 R)
• M16: 12,035,597 km (0.089 R)
• M17: 18,224,312 km (0.11 R)
• M18: 21,861,934 km (0.085 R)
• M19: 22,670,809 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.3

Radius: 13.7

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.78 AU - 5.2 AU

Year: 4222 Days

Day: 6.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,336,068 km

• M1: 170,691 km (0.077 R)
• M2: 830,119 km (0.076 R)
• M3: 1,391,559 km (0.117 R)
• M4: 2,013,288 km (0.11 R)
• M5: 2,720,886 km (0.11 R)
• M6: 3,808,463 km (0.117 R)
• M7: 4,366,762 km (0.109 R)
• M8: 5,000,159 km (0.026 R)
• M9: 5,924,076 km (0.078 R)
• M10: 7,037,233 km (0.114 R)
• M11: 8,197,963 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.7

Radius: 14.1

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.39 AU - 11.83 AU

Year: 11283 Days

Day: 13.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,336,068 km

• M1: 175,329 km (0.096 R)
• M2: 663,915 km (0.104 R)
• M3: 1,437,486 km (0.118 R)
• M4: 2,301,264 km (0.115 R)
• M5: 4,056,795 km (0.063 R)
• M6: 5,444,016 km (0.117 R)
• M7: 6,812,388 km (0.054 R)
• M8: 7,873,486 km (0.045 R)
• M9: 9,089,267 km (0.032 R)
• M10: 10,374,912 km (0.111 R)
• M11: 13,551,922 km (0.078 R)
• M12: 14,180,831 km (0.053 R)
• M13: 15,701,344 km (0.069 R)
• M14: 16,821,533 km (0.104 R)
• M15: 17,548,429 km (0.107 R)
• M16: 18,371,965 km (0.115 R)
• M17: 25,063,478 km (0.09 R)
• M18: 30,794,422 km (0.044 R)
• M19: 34,020,800 km (0.108 R)
• M20: 35,301,507 km (0.035 R)
• M21: 40,230,607 km (0.09 R)
• M22: 40,877,319 km (0.108 R)
• M23: 41,926,449 km (0.099 R)
• M24: 43,263,106 km (0.094 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: 245 - 10,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit