🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.77 AU - 1.23 AU

Year: 353 Days

Day: 37.6 Hours

Environment

Temp: 77 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.48 AU - 3.36 AU

Year: 1762 Days

Day: 20.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,106,185 km

• M1: 2,063,403 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.04 AU - 6.2 AU

Year: 4091 Days

Day: 48 Hours

Environment

Temp: -134 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.8

Radius: 8.4

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 10.22 AU - 15.78 AU

Year: 16551 Days

Day: 12 Hours

Environment

Temp: -171 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 39,106,185 km

• M1: 198,666 km (0.097 R)
• M2: 317,297 km (0.107 R)
• M3: 370,853 km (0.069 R)
• M4: 476,768 km (0.083 R)
• M5: 540,497 km (0.119 R)
• M6: 750,832 km (0.032 R)
• M7: 811,419 km (0.034 R)
• M8: 2,530,747 km (0.115 R)
• M9: 2,718,493 km (0.109 R)
• M10: 3,008,712 km (0.096 R)
• M11: 3,233,109 km (0.106 R)
• M12: 3,411,280 km (0.093 R)
• M13: 3,751,017 km (0.114 R)
• M14: 4,322,630 km (0.116 R)
• M15: 4,378,430 km (0.098 R)
• M16: 4,805,233 km (0.1 R)
• M17: 4,979,664 km (0.104 R)
• M18: 6,038,518 km (0.025 R)
• M19: 6,226,862 km (0.076 R)
• M20: 6,417,150 km (0.115 R)
• M21: 6,706,323 km (0.09 R)
• M22: 7,363,955 km (0.037 R)
• M23: 7,531,654 km (0.088 R)
• M24: 7,666,741 km (0.092 R)
• M25: 7,768,468 km (0.084 R)
• M26: 7,904,901 km (0.075 R)
• M27: 8,458,712 km (0.078 R)
• M28: 8,917,828 km (0.082 R)
• M29: 10,156,798 km (0.062 R)
• M30: 11,526,516 km (0.035 R)
• M31: 11,877,921 km (0.098 R)
• M32: 12,511,319 km (0.092 R)
• M33: 12,591,354 km (0.092 R)
• M34: 12,671,388 km (0.109 R)
• M35: 13,687,308 km (0.077 R)
• M36: 14,017,919 km (0.063 R)
• M37: 14,267,598 km (0.111 R)
• M38: 14,644,884 km (0.034 R)
• M39: 15,281,123 km (0.085 R)
• M40: 16,492,567 km (0.118 R)
• M41: 16,668,195 km (0.1 R)
• M42: 17,824,586 km (0.117 R)
• M43: 17,914,495 km (0.112 R)
• M44: 18,230,894 km (0.045 R)
• M45: 21,254,716 km (0.101 R)
• M46: 21,350,309 km (0.086 R)
• M47: 21,637,537 km (0.093 R)
• M48: 22,946,219 km (0.065 R)
• M49: 23,289,845 km (0.081 R)
• M50: 25,386,160 km (0.114 R)
• M51: 25,792,318 km (0.062 R)
• M52: 28,273,848 km (0.057 R)
• M53: 30,077,250 km (0.066 R)
• M54: 33,072,200 km (0.072 R)
• M55: 33,182,902 km (0.075 R)
• M56: 33,961,260 km (0.11 R)
• M57: 34,128,809 km (0.102 R)
• M58: 34,633,104 km (0.094 R)
• M59: 35,252,888 km (0.038 R)
• M60: 37,019,190 km (0.081 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 20,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit