🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863

Radius: 11.7

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.52 AU - 0.74 AU

Year: 351 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,710,345 km

• M1: 145,559 km (0.119 R)
• M2: 575,653 km (0.096 R)
• M3: 950,844 km (0.068 R)
• M4: 1,422,377 km (0.055 R)
• M5: 1,953,599 km (0.032 R)
• M6: 2,595,972 km (0.107 R)
• M7: 3,084,708 km (0.092 R)
• M8: 3,895,080 km (0.111 R)
• M9: 4,482,700 km (0.094 R)
• M10: 5,006,742 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240

Radius: 13.6

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.49 AU - 0.77 AU

Year: 351 Days

Day: 13 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 24,710,345 km

• M1: 169,195 km (0.105 R)
• M2: 635,791 km (0.106 R)
• M3: 1,519,466 km (0.095 R)
• M4: 1,999,376 km (0.076 R)
• M5: 2,500,828 km (0.068 R)
• M6: 3,012,901 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.2

Radius: 13.7

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.32 AU - 1.92 AU

Year: 1449 Days

Day: 7 Hours

Environment

Temp: -197 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,710,345 km

• M1: 170,392 km (0.062 R)
• M2: 725,250 km (0.1 R)
• M3: 1,187,358 km (0.094 R)
• M4: 1,640,341 km (0.103 R)
• M5: 2,131,470 km (0.06 R)
• M6: 3,827,761 km (0.095 R)
• M7: 4,589,812 km (0.108 R)
• M8: 5,278,860 km (0.08 R)
• M9: 6,344,446 km (0.114 R)
• M10: 6,993,102 km (0.091 R)
• M11: 7,494,704 km (0.038 R)
• M12: 8,105,512 km (0.075 R)
• M13: 9,427,209 km (0.102 R)
• M14: 9,974,737 km (0.061 R)
• M15: 11,347,298 km (0.081 R)
• M16: 12,079,130 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.9

Radius: 12.2

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.61 AU - 2.65 AU

Year: 2185 Days

Day: 12.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,710,345 km

• M1: 151,692 km (0.071 R)
• M2: 592,856 km (0.1 R)
• M3: 996,920 km (0.088 R)
• M4: 2,131,919 km (0.119 R)
• M5: 2,522,071 km (0.065 R)
• M6: 3,004,075 km (0.062 R)
• M7: 4,955,280 km (0.119 R)
• M8: 7,122,953 km (0.089 R)
• M9: 7,639,514 km (0.069 R)
• M10: 8,151,887 km (0.051 R)
• M11: 8,566,124 km (0.065 R)
• M12: 9,372,755 km (0.109 R)
• M13: 9,993,886 km (0.097 R)
• M14: 10,400,194 km (0.109 R)
• M15: 11,282,223 km (0.095 R)
• M16: 11,947,634 km (0.094 R)
• M17: 14,017,769 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.4

Radius: 11.6

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.72 AU - 4.78 AU

Year: 6159 Days

Day: 7.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,710,345 km

• M1: 144,212 km (0.09 R)
• M2: 590,313 km (0.093 R)
• M3: 1,307,934 km (0.054 R)
• M4: 1,682,527 km (0.103 R)
• M5: 2,098,709 km (0.098 R)
• M6: 2,941,842 km (0.116 R)
• M7: 3,311,648 km (0.064 R)
• M8: 3,712,720 km (0.064 R)
• M9: 4,146,255 km (0.109 R)
• M10: 7,059,673 km (0.097 R)
• M11: 10,266,752 km (0.119 R)
• M12: 10,690,413 km (0.088 R)
• M13: 12,716,567 km (0.09 R)
• M14: 13,763,752 km (0.117 R)
• M15: 19,661,798 km (0.099 R)
• M16: 20,389,891 km (0.118 R)
• M17: 23,081,007 km (0.084 R)
• M18: 23,646,187 km (0.073 R)
• M19: 25,654,838 km (0.104 R)
• M20: 26,700,677 km (0.115 R)
• M21: 32,461,242 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.5

Radius: 12.1

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.36 AU - 5.42 AU

Year: 6466 Days

Day: 12.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,710,345 km

• M1: 150,495 km (0.041 R)
• M2: 644,767 km (0.12 R)
• M3: 1,445,564 km (0.096 R)
• M4: 1,830,779 km (0.107 R)
• M5: 3,427,586 km (0.076 R)
• M6: 4,819,595 km (0.102 R)
• M7: 5,891,164 km (0.077 R)
• M8: 6,771,548 km (0.067 R)
• M9: 7,275,692 km (0.113 R)
• M10: 8,719,761 km (0.059 R)
• M11: 9,241,259 km (0.105 R)
• M12: 10,143,184 km (0.108 R)
• M13: 10,762,370 km (0.102 R)
• M14: 11,450,520 km (0.04 R)
• M15: 15,663,196 km (0.06 R)
• M16: 16,491,071 km (0.11 R)
• M17: 17,406,161 km (0.092 R)
• M18: 18,114,357 km (0.093 R)
• M19: 18,903,187 km (0.1 R)
• M20: 19,525,514 km (0.104 R)
• M21: 20,225,782 km (0.084 R)
• M22: 23,195,299 km (0.09 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 18,273 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit