🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.2

Radius: 12.2

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.52 AU - 0.86 AU

Year: 389 Days

Day: 13.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 74,788,222 km

• M1: 151,692 km (0.072 R)
• M2: 607,667 km (0.105 R)
• M3: 2,157,800 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.4

Radius: 8.9

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.7 AU - 0.98 AU

Year: 522 Days

Day: 11 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,788,222 km

• M1: 111,301 km (0.116 R)
• M2: 403,914 km (0.088 R)
• M3: 906,563 km (0.12 R)
• M4: 1,291,478 km (0.102 R)
• M5: 1,863,989 km (0.088 R)
• M6: 2,302,012 km (0.104 R)
• M7: 2,648,481 km (0.027 R)
• M8: 2,928,229 km (0.094 R)
• M9: 4,383,367 km (0.071 R)
• M10: 4,808,225 km (0.052 R)
• M11: 5,177,732 km (0.105 R)
• M12: 5,548,735 km (0.109 R)
• M13: 5,901,337 km (0.102 R)
• M14: 6,212,800 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.8

Radius: 12.3

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.79 AU - 1.01 AU

Year: 579 Days

Day: 10.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 74,788,222 km

• M1: 153,039 km (0.069 R)
• M2: 603,777 km (0.068 R)
• M3: 1,171,501 km (0.036 R)
• M4: 2,450,114 km (0.04 R)
• M5: 2,970,266 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.7

Radius: 14.5

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.83 AU - 0.99 AU

Year: 589 Days

Day: 12.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,788,222 km

• M1: 180,265 km (0.106 R)
• M2: 692,489 km (0.091 R)
• M3: 1,245,253 km (0.093 R)
• M4: 2,179,940 km (0.118 R)
• M5: 3,057,032 km (0.106 R)
• M6: 3,733,215 km (0.106 R)
• M7: 4,810,768 km (0.036 R)
• M8: 5,282,450 km (0.05 R)
• M9: 6,048,392 km (0.11 R)
• M10: 6,518,578 km (0.057 R)
• M11: 7,511,010 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.9

Radius: 14.1

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.89 AU - 3.43 AU

Year: 3810 Days

Day: 9.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,788,222 km

• M1: 177,722 km (0.045 R)
• M2: 984,354 km (0.115 R)
• M3: 1,979,629 km (0.097 R)
• M4: 3,665,597 km (0.089 R)
• M5: 4,314,702 km (0.102 R)
• M6: 4,851,010 km (0.104 R)
• M7: 5,406,766 km (0.084 R)
• M8: 6,969,914 km (0.096 R)
• M9: 9,499,764 km (0.113 R)
• M10: 11,466,677 km (0.098 R)
• M11: 12,193,423 km (0.084 R)
• M12: 12,950,987 km (0.115 R)
• M13: 14,121,590 km (0.108 R)
• M14: 14,658,497 km (0.094 R)
• M15: 16,139,815 km (0.074 R)
• M16: 16,944,203 km (0.051 R)
• M17: 18,401,585 km (0.061 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.8

Radius: 3

Gravity: 92.53 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.94 AU - 10.64 AU

Year: 17676 Days

Day: 24.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 74,788,222 km

• M1: 37,250 km (0.118 R)
• M2: 131,497 km (0.086 R)
• M3: 229,483 km (0.04 R)
• M4: 332,107 km (0.115 R)
• M5: 982,858 km (0.063 R)
• M6: 1,136,645 km (0.058 R)
• M7: 2,373,669 km (0.096 R)
• M8: 3,325,411 km (0.056 R)
• M9: 3,672,179 km (0.119 R)
• M10: 3,916,472 km (0.079 R)
• M11: 5,003,002 km (0.086 R)
• M12: 5,189,251 km (0.048 R)
• M13: 6,404,883 km (0.118 R)
• M14: 6,668,923 km (0.038 R)
• M15: 7,456,556 km (0.111 R)
• M16: 10,366,983 km (0.091 R)
• M17: 11,742,685 km (0.062 R)
• M18: 13,024,589 km (0.046 R)
• M19: 13,164,762 km (0.082 R)
• M20: 14,849,533 km (0.116 R)
• M21: 15,002,572 km (0.099 R)
• M22: 15,234,000 km (0.07 R)
• M23: 18,025,496 km (0.108 R)
• M24: 20,660,663 km (0.096 R)
• M25: 26,230,191 km (0.094 R)
• M26: 33,898,279 km (0.104 R)
• M27: 35,374,212 km (0.116 R)
• M28: 36,197,000 km (0.109 R)
• M29: 36,752,606 km (0.057 R)
• M30: 42,163,861 km (0.1 R)
• M31: 42,778,858 km (0.109 R)
• M32: 44,659,752 km (0.111 R)
• M33: 51,326,132 km (0.091 R)
• M34: 53,269,109 km (0.074 R)
• M35: 53,987,628 km (0.119 R)
• M36: 57,677,309 km (0.041 R)
• M37: 60,357,954 km (0.113 R)
• M38: 61,138,705 km (0.096 R)
• M39: 61,728,719 km (0.084 R)
• M40: 64,735,935 km (0.064 R)
• M41: 66,586,311 km (0.082 R)
• M42: 73,450,759 km (0.085 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: 255 - 17,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit