🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.5

Radius: 11.2

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.8 AU - 1.2 AU

Year: 656 Days

Day: 14.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,741,127 km

• M1: 139,425 km (0.057 R)
• M2: 506,838 km (0.102 R)
• M3: 933,042 km (0.091 R)
• M4: 1,627,176 km (0.099 R)
• M5: 2,128,329 km (0.077 R)
• M6: 2,765,616 km (0.111 R)
• M7: 3,219,496 km (0.113 R)
• M8: 3,651,834 km (0.112 R)
• M9: 4,405,508 km (0.091 R)
• M10: 5,098,295 km (0.098 R)
• M11: 5,461,968 km (0.114 R)
• M12: 6,241,522 km (0.118 R)
• M13: 6,895,564 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.3

Radius: 13

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.65 AU - 1.77 AU

Year: 1467 Days

Day: 8.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,741,127 km

• M1: 164,109 km (0.085 R)
• M2: 680,222 km (0.101 R)
• M3: 1,104,930 km (0.107 R)
• M4: 1,602,792 km (0.04 R)
• M5: 2,360,206 km (0.096 R)
• M6: 2,937,354 km (0.108 R)
• M7: 3,416,516 km (0.095 R)
• M8: 4,292,860 km (0.082 R)
• M9: 5,139,584 km (0.094 R)
• M10: 8,223,844 km (0.059 R)
• M11: 8,708,541 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.1

Radius: 13.5

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.72 AU - 1.86 AU

Year: 1571 Days

Day: 10.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,741,127 km

• M1: 167,849 km (0.064 R)
• M2: 589,864 km (0.067 R)
• M3: 1,526,048 km (0.077 R)
• M4: 2,450,563 km (0.033 R)
• M5: 2,961,439 km (0.097 R)
• M6: 3,448,979 km (0.106 R)
• M7: 4,165,254 km (0.032 R)
• M8: 4,664,462 km (0.085 R)
• M9: 6,773,044 km (0.07 R)
• M10: 7,653,726 km (0.078 R)
• M11: 8,786,182 km (0.06 R)
• M12: 11,739,543 km (0.115 R)
• M13: 12,514,011 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.2

Radius: 11.9

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.59 AU - 3.75 AU

Year: 4612 Days

Day: 11.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,741,127 km

• M1: 147,952 km (0.11 R)
• M2: 519,105 km (0.086 R)
• M3: 1,655,899 km (0.041 R)
• M4: 2,327,444 km (0.09 R)
• M5: 2,736,145 km (0.106 R)
• M6: 3,918,567 km (0.104 R)
• M7: 4,650,399 km (0.026 R)
• M8: 6,542,812 km (0.057 R)
• M9: 7,820,528 km (0.099 R)
• M10: 8,747,735 km (0.101 R)
• M11: 9,664,172 km (0.078 R)
• M12: 10,954,304 km (0.104 R)
• M13: 15,513,000 km (0.03 R)
• M14: 16,556,296 km (0.086 R)
• M15: 23,745,670 km (0.068 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 16,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit