🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.6 AU - 0.66 AU

Year: 323 Days

Day: 46.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.8

Radius: 13.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.83 AU - 1.23 AU

Year: 675 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 5,263,715 km

• M1: 164,707 km (0.086 R)
• M2: 250,726 km (0.072 R)
• M3: 341,083 km (0.09 R)
• M4: 440,267 km (0.1 R)
• M5: 525,537 km (0.064 R)
• M6: 630,705 km (0.055 R)
• M7: 753,524 km (0.109 R)
• M8: 847,023 km (0.116 R)
• M9: 1,000,660 km (0.116 R)
• M10: 1,089,222 km (0.058 R)
• M11: 1,224,608 km (0.097 R)
• M12: 1,314,516 km (0.1 R)
• M13: 1,436,289 km (0.069 R)
• M14: 1,537,567 km (0.077 R)
• M15: 1,660,237 km (0.104 R)
• M16: 1,773,483 km (0.057 R)
• M17: 1,863,541 km (0.112 R)
• M18: 1,994,888 km (0.069 R)
• M19: 2,081,954 km (0.108 R)
• M20: 2,246,362 km (0.066 R)
• M21: 2,602,853 km (0.03 R)
• M22: 2,924,040 km (0.119 R)
• M23: 3,179,404 km (0.115 R)
• M24: 3,298,035 km (0.034 R)
• M25: 3,712,271 km (0.103 R)
• M26: 3,870,845 km (0.095 R)
• M27: 3,972,272 km (0.108 R)
• M28: 4,126,059 km (0.118 R)
• M29: 4,255,760 km (0.099 R)
• M30: 4,510,525 km (0.104 R)
• M31: 4,608,362 km (0.109 R)
• M32: 4,770,227 km (0.116 R)
• M33: 4,879,135 km (0.101 R)
• M34: 5,071,817 km (0.119 R)
• M35: 5,164,567 km (0.097 R)
• M36: 5,267,042 km (0.112 R)
• M37: 5,531,381 km (0.067 R)
• M38: 5,645,973 km (0.031 R)
• M39: 5,761,313 km (0.086 R)
• M40: 6,092,672 km (0.035 R)
• M41: 6,250,648 km (0.08 R)
• M42: 6,550,891 km (0.039 R)
• M43: 6,692,560 km (0.071 R)
• M44: 6,876,266 km (0.089 R)
• M45: 7,061,618 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.8

Radius: 14.1

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.01 AU - 1.25 AU

Year: 776 Days

Day: 14.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 5,263,715 km

• M1: 177,722 km (0.04 R)
• M2: 319,691 km (0.112 R)
• M3: 422,165 km (0.075 R)
• M4: 522,545 km (0.101 R)
• M5: 616,942 km (0.061 R)
• M6: 729,290 km (0.066 R)
• M7: 897,138 km (0.118 R)
• M8: 1,057,807 km (0.105 R)
• M9: 1,188,555 km (0.043 R)
• M10: 1,371,962 km (0.11 R)
• M11: 1,467,406 km (0.098 R)
• M12: 1,565,243 km (0.049 R)
• M13: 1,655,450 km (0.107 R)
• M14: 1,920,687 km (0.067 R)
• M15: 2,149,871 km (0.068 R)
• M16: 2,273,588 km (0.086 R)
• M17: 2,440,390 km (0.08 R)
• M18: 2,540,172 km (0.034 R)
• M19: 2,641,450 km (0.074 R)
• M20: 2,811,243 km (0.055 R)
• M21: 2,959,644 km (0.117 R)
• M22: 3,245,227 km (0.07 R)
• M23: 3,336,033 km (0.094 R)
• M24: 3,440,751 km (0.094 R)
• M25: 3,559,981 km (0.109 R)
• M26: 3,667,093 km (0.053 R)
• M27: 3,830,005 km (0.075 R)
• M28: 3,939,810 km (0.103 R)
• M29: 4,030,017 km (0.1 R)
• M30: 4,169,891 km (0.075 R)
• M31: 4,268,925 km (0.063 R)
• M32: 4,397,429 km (0.112 R)
• M33: 4,534,311 km (0.028 R)
• M34: 4,680,169 km (0.07 R)
• M35: 5,006,442 km (0.055 R)
• M36: 5,111,759 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 19,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit