🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.1

Radius: 11.3

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.8 AU - 0.92 AU

Year: 551 Days

Day: 8.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,360,132 km

• M1: 141,370 km (0.056 R)
• M2: 606,919 km (0.114 R)
• M3: 1,001,109 km (0.112 R)
• M4: 1,407,267 km (0.044 R)
• M5: 1,764,656 km (0.114 R)
• M6: 2,388,629 km (0.104 R)
• M7: 2,949,172 km (0.03 R)
• M8: 3,321,522 km (0.118 R)
• M9: 3,872,042 km (0.077 R)
• M10: 4,452,781 km (0.048 R)
• M11: 4,834,854 km (0.089 R)
• M12: 5,238,917 km (0.111 R)
• M13: 5,950,555 km (0.046 R)
• M14: 6,339,359 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.5

Radius: 12.9

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.43 AU - 1.63 AU

Year: 1306 Days

Day: 14.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,360,132 km

• M1: 160,519 km (0.116 R)
• M2: 643,720 km (0.104 R)
• M3: 1,184,666 km (0.099 R)
• M4: 1,640,341 km (0.067 R)
• M5: 2,113,519 km (0.12 R)
• M6: 2,550,045 km (0.088 R)
• M7: 3,119,265 km (0.081 R)
• M8: 3,576,885 km (0.117 R)
• M9: 4,167,647 km (0.063 R)
• M10: 4,725,198 km (0.083 R)
• M11: 5,809,933 km (0.113 R)
• M12: 6,507,657 km (0.116 R)
• M13: 7,105,450 km (0.072 R)
• M14: 7,604,359 km (0.097 R)
• M15: 8,970,337 km (0.087 R)
• M16: 9,554,068 km (0.11 R)
• M17: 9,967,856 km (0.095 R)
• M18: 10,729,608 km (0.103 R)
• M19: 12,785,232 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.7

Radius: 10.9

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.42 AU - 2.06 AU

Year: 1584 Days

Day: 11.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 31,360,132 km

• M1: 135,536 km (0.043 R)
• M2: 630,555 km (0.053 R)
• M3: 2,118,455 km (0.116 R)
• M4: 2,769,505 km (0.043 R)
• M5: 3,690,579 km (0.112 R)
• M6: 4,395,933 km (0.077 R)
• M7: 4,898,732 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.6

Radius: 11.3

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.64 AU - 3.34 AU

Year: 3569 Days

Day: 5.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,360,132 km

• M1: 140,921 km (0.087 R)
• M2: 550,371 km (0.079 R)
• M3: 1,006,943 km (0.107 R)
• M4: 1,501,813 km (0.084 R)
• M5: 2,993,304 km (0.087 R)
• M6: 4,845,026 km (0.076 R)
• M7: 7,071,491 km (0.068 R)
• M8: 8,535,157 km (0.086 R)
• M9: 10,817,123 km (0.068 R)
• M10: 12,422,757 km (0.077 R)
• M11: 13,677,434 km (0.116 R)
• M12: 14,181,878 km (0.114 R)
• M13: 15,990,367 km (0.095 R)
• M14: 18,736,984 km (0.102 R)
• M15: 21,988,942 km (0.109 R)
• M16: 22,472,443 km (0.112 R)
• M17: 24,404,050 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.8

Radius: 10.4

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.71 AU - 5.69 AU

Year: 7033 Days

Day: 6.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,360,132 km

• M1: 133,441 km (0.082 R)
• M2: 671,994 km (0.047 R)
• M3: 1,105,528 km (0.043 R)
• M4: 1,514,828 km (0.111 R)
• M5: 2,612,428 km (0.109 R)
• M6: 3,894,332 km (0.094 R)
• M7: 6,128,726 km (0.091 R)
• M8: 6,942,837 km (0.083 R)
• M9: 7,500,688 km (0.11 R)
• M10: 9,734,333 km (0.099 R)
• M11: 11,072,636 km (0.072 R)
• M12: 13,095,199 km (0.032 R)
• M13: 14,442,777 km (0.103 R)
• M14: 16,059,631 km (0.099 R)
• M15: 16,849,956 km (0.056 R)
• M16: 17,286,034 km (0.092 R)
• M17: 17,922,274 km (0.113 R)
• M18: 20,908,397 km (0.068 R)
• M19: 22,444,318 km (0.083 R)
• M20: 28,898,120 km (0.044 R)
• M21: 29,254,462 km (0.098 R)
• M22: 31,266,553 km (0.054 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 19,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit