🌌 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: 221.4

Radius: 15

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.66 AU - 0.72 AU

Year: 376 Days

Day: 7.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 23,978,433 km

• M1: 186,549 km (0.076 R)
• M2: 763,398 km (0.119 R)
• M3: 1,358,199 km (0.097 R)
• M4: 1,850,077 km (0.114 R)
• M5: 3,317,034 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791

Radius: 8.7

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.82 AU - 0.9 AU

Year: 523 Days

Day: 9.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,978,433 km

• M1: 108,309 km (0.049 R)
• M2: 415,433 km (0.091 R)
• M3: 694,134 km (0.08 R)
• M4: 1,110,465 km (0.093 R)
• M5: 1,641,986 km (0.079 R)
• M6: 2,172,759 km (0.111 R)
• M7: 2,443,382 km (0.12 R)
• M8: 3,484,434 km (0.109 R)
• M9: 3,941,156 km (0.115 R)
• M10: 4,228,085 km (0.084 R)
• M11: 4,684,957 km (0.098 R)
• M12: 5,554,569 km (0.115 R)
• M13: 6,178,841 km (0.104 R)
• M14: 6,627,186 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.9

Radius: 13

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.86 AU - 1.36 AU

Year: 767 Days

Day: 14 Hours

Environment

Temp: -170 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,978,433 km

• M1: 161,715 km (0.096 R)
• M2: 599,139 km (0.115 R)
• M3: 1,092,214 km (0.034 R)
• M4: 1,510,639 km (0.085 R)
• M5: 2,166,626 km (0.066 R)
• M6: 2,631,127 km (0.086 R)
• M7: 3,201,694 km (0.106 R)
• M8: 3,764,331 km (0.119 R)
• M9: 4,359,282 km (0.041 R)
• M10: 5,293,521 km (0.096 R)
• M11: 5,838,805 km (0.103 R)
• M12: 6,572,882 km (0.066 R)
• M13: 7,534,198 km (0.113 R)
• M14: 8,124,511 km (0.103 R)
• M15: 9,231,535 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.1

Radius: 14.6

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.95 AU - 3.29 AU

Year: 3615 Days

Day: 10.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,978,433 km

• M1: 191,186 km (0.082 R)
• M2: 655,239 km (0.104 R)
• M3: 1,377,198 km (0.072 R)
• M4: 2,167,524 km (0.1 R)
• M5: 2,636,513 km (0.081 R)
• M6: 3,508,369 km (0.093 R)
• M7: 4,565,428 km (0.119 R)
• M8: 5,219,619 km (0.118 R)
• M9: 5,880,543 km (0.09 R)
• M10: 6,361,500 km (0.095 R)
• M11: 7,435,313 km (0.111 R)
• M12: 8,953,133 km (0.083 R)
• M13: 10,301,459 km (0.113 R)
• M14: 11,344,605 km (0.109 R)
• M15: 13,158,928 km (0.078 R)
• M16: 16,398,470 km (0.103 R)
• M17: 17,127,909 km (0.116 R)
• M18: 18,055,117 km (0.087 R)
• M19: 19,076,870 km (0.117 R)
• M20: 20,520,041 km (0.105 R)
• M21: 22,578,956 km (0.094 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 13,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit