🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.32 AU - 3.58 AU

Year: 1919 Days

Day: 36.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.87 AU - 3.59 AU

Year: 2199 Days

Day: 18.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,486,093 km

• M1: 148,999 km (0.067 R)
• M2: 2,775,489 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.8

Radius: 13.1

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.84 AU - 5.76 AU

Year: 3983 Days

Day: 9.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,486,093 km

• M1: 165,455 km (0.074 R)
• M2: 590,463 km (0.034 R)
• M3: 1,170,753 km (0.056 R)
• M4: 1,672,205 km (0.1 R)
• M5: 2,551,990 km (0.119 R)
• M6: 3,106,400 km (0.098 R)
• M7: 4,239,005 km (0.112 R)
• M8: 5,525,547 km (0.097 R)
• M9: 6,965,726 km (0.089 R)
• M10: 7,529,710 km (0.113 R)
• M11: 9,184,262 km (0.025 R)
• M12: 12,828,017 km (0.09 R)
• M13: 15,698,950 km (0.116 R)
• M14: 16,126,052 km (0.076 R)
• M15: 20,014,101 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.3

Radius: 12.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.97 AU - 5.91 AU

Year: 4159 Days

Day: 11.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 89,486,093 km

• M1: 163,062 km (0.092 R)
• M2: 1,100,143 km (0.093 R)
• M3: 1,686,716 km (0.075 R)
• M4: 2,192,955 km (0.059 R)
• M5: 2,730,909 km (0.07 R)
• M6: 3,842,122 km (0.092 R)
• M7: 4,298,844 km (0.037 R)
• M8: 4,936,580 km (0.115 R)
• M9: 6,277,875 km (0.109 R)
• M10: 6,836,024 km (0.081 R)
• M11: 7,650,286 km (0.109 R)
• M12: 8,742,649 km (0.112 R)
• M13: 9,150,303 km (0.039 R)
• M14: 12,253,412 km (0.118 R)
• M15: 13,999,818 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.8

Radius: 13.6

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 8.21 AU - 10.25 AU

Year: 10621 Days

Day: 6 Hours

Environment

Temp: -181 °C

Axial Tilt: 72.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,486,093 km

• M1: 169,494 km (0.12 R)
• M2: 647,011 km (0.114 R)
• M3: 1,624,034 km (0.04 R)
• M4: 2,662,244 km (0.086 R)
• M5: 3,390,037 km (0.068 R)
• M6: 4,048,268 km (0.113 R)
• M7: 4,759,007 km (0.097 R)
• M8: 5,413,797 km (0.029 R)
• M9: 6,165,377 km (0.079 R)
• M10: 6,864,149 km (0.119 R)
• M11: 7,966,087 km (0.082 R)
• M12: 8,748,334 km (0.094 R)
• M13: 10,359,353 km (0.102 R)
• M14: 11,067,550 km (0.104 R)
• M15: 11,634,077 km (0.028 R)
• M16: 15,103,700 km (0.116 R)
• M17: 18,414,301 km (0.075 R)
• M18: 22,270,336 km (0.116 R)
• M19: 27,550,692 km (0.102 R)
• M20: 28,804,621 km (0.079 R)
• M21: 32,910,634 km (0.036 R)
• M22: 35,650,968 km (0.08 R)
• M23: 37,899,274 km (0.093 R)
• M24: 39,318,808 km (0.105 R)
• M25: 41,176,515 km (0.073 R)
• M26: 44,071,682 km (0.053 R)
• M27: 46,075,695 km (0.105 R)
• M28: 48,740,482 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.4

Radius: 7.9

Gravity: 13.66 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 14.85 AU - 15.93 AU

Year: 22867 Days

Day: 18.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 89,486,093 km

• M1: 125,064 km (0.057 R)
• M2: 450,888 km (0.111 R)
• M3: 792,121 km (0.113 R)
• M4: 1,494,932 km (0.109 R)
• M5: 1,799,662 km (0.111 R)
• M6: 3,519,440 km (0.108 R)
• M7: 5,607,227 km (0.097 R)
• M8: 6,124,686 km (0.063 R)
• M9: 7,205,232 km (0.03 R)
• M10: 7,922,254 km (0.073 R)
• M11: 8,407,700 km (0.101 R)
• M12: 9,438,130 km (0.119 R)
• M13: 9,738,672 km (0.055 R)
• M14: 13,107,017 km (0.091 R)
• M15: 13,709,598 km (0.046 R)
• M16: 17,003,144 km (0.069 R)
• M17: 19,599,715 km (0.051 R)
• M18: 23,311,687 km (0.072 R)
• M19: 25,332,455 km (0.113 R)
• M20: 25,680,270 km (0.098 R)
• M21: 27,467,216 km (0.049 R)
• M22: 29,847,618 km (0.063 R)
• M23: 30,496,274 km (0.116 R)
• M24: 32,362,208 km (0.046 R)
• M25: 34,586,579 km (0.04 R)
• M26: 36,173,663 km (0.106 R)
• M27: 37,959,861 km (0.109 R)
• M28: 42,191,985 km (0.041 R)
• M29: 45,864,762 km (0.112 R)
• M30: 52,889,729 km (0.072 R)
• M31: 53,268,211 km (0.063 R)
• M32: 68,799,462 km (0.042 R)
• M33: 72,929,710 km (0.063 R)
• M34: 74,817,336 km (0.117 R)
• M35: 83,972,127 km (0.119 R)
• M36: 85,263,755 km (0.054 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 14,966 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit