🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.3

Radius: 10.4

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.46 AU - 0.74 AU

Year: 310 Days

Day: 8.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,854,955 km

• M1: 129,402 km (0.073 R)
• M2: 492,027 km (0.12 R)
• M3: 997,519 km (0.092 R)
• M4: 1,477,429 km (0.091 R)
• M5: 1,841,699 km (0.119 R)
• M6: 2,305,154 km (0.084 R)
• M7: 2,694,108 km (0.113 R)
• M8: 3,563,272 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.8

Radius: 13.4

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.74 AU - 0.76 AU

Year: 433 Days

Day: 12.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,854,955 km

• M1: 166,652 km (0.1 R)
• M2: 609,163 km (0.05 R)
• M3: 1,093,560 km (0.05 R)
• M4: 1,564,943 km (0.087 R)
• M5: 1,995,336 km (0.064 R)
• M6: 2,584,752 km (0.114 R)
• M7: 3,161,153 km (0.101 R)
• M8: 4,008,774 km (0.056 R)
• M9: 5,146,017 km (0.082 R)
• M10: 5,729,598 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.6

Radius: 9.5

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.27 AU - 2.05 AU

Year: 1426 Days

Day: 11.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,854,955 km

• M1: 118,182 km (0.074 R)
• M2: 485,595 km (0.118 R)
• M3: 906,563 km (0.085 R)
• M4: 1,236,127 km (0.081 R)
• M5: 1,601,744 km (0.116 R)
• M6: 2,270,148 km (0.102 R)
• M7: 3,258,541 km (0.087 R)
• M8: 3,966,288 km (0.089 R)
• M9: 5,287,088 km (0.101 R)
• M10: 5,837,309 km (0.107 R)
• M11: 6,638,106 km (0.103 R)
• M12: 8,096,237 km (0.091 R)
• M13: 8,856,942 km (0.101 R)
• M14: 11,220,289 km (0.049 R)

Asteroid Belt

Center: 2.42 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.9

Radius: 13.6

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.44 AU - 3.9 AU

Year: 3764 Days

Day: 13.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,854,955 km

• M1: 169,195 km (0.092 R)
• M2: 669,151 km (0.109 R)
• M3: 1,152,203 km (0.083 R)
• M4: 1,850,226 km (0.098 R)
• M5: 2,835,927 km (0.111 R)
• M6: 3,341,418 km (0.116 R)
• M7: 3,801,581 km (0.079 R)
• M8: 4,258,902 km (0.066 R)
• M9: 4,826,476 km (0.099 R)
• M10: 5,417,687 km (0.1 R)
• M11: 6,997,590 km (0.059 R)
• M12: 7,998,699 km (0.091 R)
• M13: 9,246,345 km (0.071 R)
• M14: 10,577,617 km (0.088 R)
• M15: 11,135,916 km (0.12 R)
• M16: 13,075,153 km (0.066 R)
• M17: 15,887,892 km (0.12 R)
• M18: 17,083,329 km (0.119 R)
• M19: 18,338,006 km (0.072 R)
• M20: 20,235,655 km (0.105 R)
• M21: 21,097,489 km (0.108 R)
• M22: 22,752,639 km (0.119 R)
• M23: 23,467,119 km (0.119 R)
• M24: 25,319,290 km (0.057 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 19,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit