🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.9

Radius: 9.9

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.1 AU - 1.16 AU

Year: 801 Days

Day: 6.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,897,543 km

• M1: 123,119 km (0.03 R)
• M2: 521,797 km (0.055 R)
• M3: 856,298 km (0.037 R)
• M4: 1,312,721 km (0.115 R)
• M5: 2,071,482 km (0.119 R)
• M6: 2,475,097 km (0.085 R)
• M7: 2,907,584 km (0.105 R)
• M8: 3,495,205 km (0.083 R)
• M9: 4,205,495 km (0.056 R)
• M10: 5,112,208 km (0.115 R)
• M11: 6,709,315 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.7

Radius: 13.6

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.19 AU - 1.77 AU

Year: 1201 Days

Day: 11.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,897,543 km

• M1: 169,195 km (0.069 R)
• M2: 1,033,721 km (0.108 R)
• M3: 1,636,302 km (0.05 R)
• M4: 2,177,098 km (0.032 R)
• M5: 3,080,669 km (0.028 R)
• M6: 3,731,868 km (0.105 R)
• M7: 4,320,985 km (0.078 R)
• M8: 5,447,756 km (0.043 R)
• M9: 7,252,206 km (0.08 R)
• M10: 8,225,938 km (0.044 R)
• M11: 9,088,370 km (0.103 R)
• M12: 9,513,078 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.6

Radius: 11.6

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.36 AU - 1.72 AU

Year: 1274 Days

Day: 11.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,897,543 km

• M1: 144,212 km (0.104 R)
• M2: 647,908 km (0.116 R)
• M3: 1,021,753 km (0.028 R)
• M4: 1,441,525 km (0.055 R)
• M5: 2,081,954 km (0.1 R)
• M6: 2,529,700 km (0.086 R)
• M7: 2,927,032 km (0.074 R)
• M8: 3,341,568 km (0.104 R)
• M9: 3,822,226 km (0.046 R)
• M10: 4,972,484 km (0.077 R)
• M11: 5,513,579 km (0.071 R)
• M12: 5,944,870 km (0.045 R)
• M13: 6,398,600 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.4

Radius: 12.5

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.42 AU - 1.74 AU

Year: 1324 Days

Day: 14 Hours

Environment

Temp: -192 °C

Axial Tilt: 158.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 19,897,543 km

• M1: 158,275 km (0.094 R)
• M2: 591,959 km (0.058 R)
• M3: 1,058,106 km (0.112 R)
• M4: 1,565,093 km (0.107 R)
• M5: 2,515,339 km (0.072 R)
• M6: 3,632,087 km (0.105 R)
• M7: 4,092,549 km (0.068 R)
• M8: 5,249,090 km (0.108 R)
• M9: 6,704,827 km (0.06 R)
• M10: 7,526,568 km (0.075 R)
• M11: 8,119,873 km (0.081 R)
• M12: 8,912,144 km (0.082 R)
• M13: 9,487,946 km (0.118 R)
• M14: 10,587,191 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.6

Radius: 9.3

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.25 AU - 1.95 AU

Year: 1350 Days

Day: 10.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,897,543 km

• M1: 115,639 km (0.034 R)
• M2: 445,502 km (0.053 R)
• M3: 783,594 km (0.077 R)
• M4: 1,082,041 km (0.103 R)
• M5: 1,529,189 km (0.104 R)
• M6: 2,562,312 km (0.102 R)
• M7: 3,715,712 km (0.09 R)
• M8: 4,461,308 km (0.045 R)
• M9: 4,967,846 km (0.116 R)
• M10: 5,407,065 km (0.12 R)
• M11: 5,835,364 km (0.111 R)
• M12: 6,383,192 km (0.118 R)
• M13: 6,882,400 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.7

Radius: 9.8

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.23 AU - 4.61 AU

Year: 5176 Days

Day: 9.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 19,897,543 km

• M1: 122,371 km (0.109 R)
• M2: 438,023 km (0.051 R)
• M3: 742,753 km (0.079 R)
• M4: 1,256,473 km (0.115 R)
• M5: 1,901,389 km (0.041 R)
• M6: 2,423,635 km (0.105 R)
• M7: 3,266,320 km (0.059 R)
• M8: 4,063,078 km (0.071 R)
• M9: 4,459,363 km (0.11 R)
• M10: 5,522,106 km (0.099 R)
• M11: 6,038,817 km (0.103 R)
• M12: 7,169,029 km (0.045 R)
• M13: 7,997,203 km (0.097 R)
• M14: 8,811,315 km (0.12 R)
• M15: 11,494,352 km (0.097 R)
• M16: 11,817,484 km (0.088 R)
• M17: 12,872,897 km (0.034 R)
• M18: 13,627,768 km (0.073 R)
• M19: 14,042,154 km (0.117 R)
• M20: 16,944,652 km (0.075 R)
• M21: 18,599,204 km (0.035 R)
• M22: 19,173,959 km (0.119 R)
• M23: 20,969,283 km (0.063 R)
• M24: 21,313,657 km (0.079 R)
• M25: 22,226,803 km (0.083 R)
• M26: 26,862,691 km (0.111 R)
• M27: 27,269,149 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.1

Radius: 8.7

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.97 AU - 5.07 AU

Year: 7500 Days

Day: 5.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,897,543 km

• M1: 109,206 km (0.065 R)
• M2: 476,469 km (0.095 R)
• M3: 781,200 km (0.084 R)
• M4: 1,211,294 km (0.084 R)
• M5: 1,852,022 km (0.108 R)
• M6: 2,581,910 km (0.116 R)
• M7: 6,524,711 km (0.074 R)
• M8: 7,997,951 km (0.104 R)
• M9: 9,319,798 km (0.112 R)
• M10: 11,629,140 km (0.03 R)
• M11: 19,135,812 km (0.088 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 14,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit