🌌 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: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.5

Radius: 9.3

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.6 AU - 0.8 AU

Year: 391 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,380,814 km

• M1: 115,639 km (0.115 R)
• M2: 453,880 km (0.119 R)
• M3: 781,200 km (0.103 R)
• M4: 1,288,486 km (0.047 R)
• M5: 1,624,633 km (0.067 R)
• M6: 2,173,657 km (0.112 R)
• M7: 2,723,280 km (0.056 R)
• M8: 3,262,580 km (0.103 R)
• M9: 3,712,720 km (0.096 R)
• M10: 4,009,821 km (0.092 R)
• M11: 5,013,473 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.9

Radius: 11.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.77 AU - 1.09 AU

Year: 598 Days

Day: 12.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,380,814 km

• M1: 146,756 km (0.052 R)
• M2: 537,655 km (0.061 R)
• M3: 931,247 km (0.105 R)
• M4: 1,677,291 km (0.034 R)
• M5: 2,218,985 km (0.077 R)
• M6: 3,631,937 km (0.067 R)
• M7: 4,071,605 km (0.096 R)
• M8: 4,774,715 km (0.107 R)
• M9: 5,643,430 km (0.043 R)
• M10: 6,143,386 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.9

Radius: 13.8

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.4 AU - 3.84 AU

Year: 3675 Days

Day: 9.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,380,814 km

• M1: 172,337 km (0.107 R)
• M2: 622,028 km (0.103 R)
• M3: 1,202,019 km (0.11 R)
• M4: 1,631,963 km (0.062 R)
• M5: 2,089,733 km (0.113 R)
• M6: 2,820,369 km (0.099 R)
• M7: 3,255,399 km (0.096 R)
• M8: 4,075,196 km (0.098 R)
• M9: 4,864,025 km (0.119 R)
• M10: 6,017,724 km (0.096 R)
• M11: 6,775,736 km (0.069 R)
• M12: 7,755,602 km (0.102 R)
• M13: 8,246,583 km (0.093 R)
• M14: 9,363,630 km (0.118 R)
• M15: 11,812,248 km (0.051 R)
• M16: 12,552,309 km (0.117 R)
• M17: 13,230,735 km (0.059 R)
• M18: 15,009,154 km (0.05 R)
• M19: 16,139,516 km (0.054 R)
• M20: 16,618,079 km (0.12 R)
• M21: 18,053,770 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.8

Radius: 14.2

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.67 AU - 5.67 AU

Year: 7839 Days

Day: 5.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,380,814 km

• M1: 176,525 km (0.088 R)
• M2: 640,877 km (0.109 R)
• M3: 1,323,044 km (0.054 R)
• M4: 2,055,624 km (0.118 R)
• M5: 2,699,194 km (0.028 R)
• M6: 4,258,603 km (0.061 R)
• M7: 4,736,717 km (0.118 R)
• M8: 5,971,648 km (0.116 R)
• M9: 8,668,299 km (0.097 R)
• M10: 9,255,171 km (0.026 R)
• M11: 10,309,088 km (0.042 R)
• M12: 12,769,973 km (0.093 R)
• M13: 14,198,783 km (0.034 R)
• M14: 14,698,140 km (0.03 R)
• M15: 18,899,896 km (0.061 R)
• M16: 19,504,720 km (0.03 R)
• M17: 21,315,602 km (0.111 R)
• M18: 29,184,899 km (0.083 R)
• M19: 29,891,599 km (0.099 R)
• M20: 33,268,472 km (0.096 R)
• M21: 37,480,849 km (0.045 R)
• M22: 42,679,225 km (0.069 R)
• M23: 43,198,031 km (0.057 R)
• M24: 43,984,168 km (0.074 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 17,693 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit