🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882

Radius: 9.7

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.64 AU - 0.68 AU

Year: 364 Days

Day: 9.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,394,810 km

• M1: 120,576 km (0.112 R)
• M2: 506,838 km (0.117 R)
• M3: 908,508 km (0.107 R)
• M4: 1,306,887 km (0.038 R)
• M5: 1,652,308 km (0.056 R)
• M6: 2,177,397 km (0.078 R)
• M7: 2,893,821 km (0.111 R)
• M8: 4,260,248 km (0.107 R)
• M9: 4,671,493 km (0.118 R)
• M10: 5,031,724 km (0.07 R)
• M11: 5,574,017 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.2

Radius: 12.2

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.81 AU - 1.31 AU

Year: 740 Days

Day: 12 Hours

Environment

Temp: -178 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,394,810 km

• M1: 152,590 km (0.077 R)
• M2: 658,829 km (0.109 R)
• M3: 1,132,905 km (0.089 R)
• M4: 1,592,170 km (0.115 R)
• M5: 2,136,407 km (0.086 R)
• M6: 2,743,475 km (0.033 R)
• M7: 3,943,699 km (0.095 R)
• M8: 4,452,332 km (0.092 R)
• M9: 5,260,011 km (0.115 R)
• M10: 5,817,861 km (0.089 R)
• M11: 6,543,411 km (0.082 R)
• M12: 7,075,231 km (0.077 R)
• M13: 7,902,358 km (0.116 R)
• M14: 8,583,627 km (0.095 R)
• M15: 9,086,275 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.3

Radius: 10.7

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.94 AU - 2.3 AU

Year: 2094 Days

Day: 13.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 36,394,810 km

• M1: 139,276 km (0.074 R)
• M2: 683,662 km (0.049 R)
• M3: 3,102,211 km (0.091 R)
• M4: 3,523,778 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.2

Radius: 10.1

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.73 AU - 4.01 AU

Year: 4196 Days

Day: 14.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 36,394,810 km

• M1: 126,410 km (0.107 R)
• M2: 1,419,684 km (0.092 R)
• M3: 2,928,229 km (0.116 R)
• M4: 3,473,663 km (0.096 R)
• M5: 4,700,963 km (0.041 R)
• M6: 5,599,448 km (0.077 R)
• M7: 6,386,632 km (0.117 R)
• M8: 6,778,429 km (0.119 R)
• M9: 11,547,759 km (0.104 R)
• M10: 12,908,501 km (0.104 R)
• M11: 14,901,593 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 14.7

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.95 AU - 4.37 AU

Year: 4749 Days

Day: 8.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,394,810 km

• M1: 186,100 km (0.076 R)
• M2: 734,077 km (0.041 R)
• M3: 1,401,134 km (0.051 R)
• M4: 2,234,843 km (0.096 R)
• M5: 4,099,879 km (0.12 R)
• M6: 5,727,953 km (0.115 R)
• M7: 6,880,305 km (0.107 R)
• M8: 8,182,106 km (0.092 R)
• M9: 9,007,737 km (0.062 R)
• M10: 12,198,210 km (0.09 R)
• M11: 14,685,724 km (0.116 R)
• M12: 15,232,205 km (0.085 R)
• M13: 16,658,321 km (0.052 R)
• M14: 18,865,937 km (0.117 R)
• M15: 19,907,138 km (0.099 R)
• M16: 24,231,713 km (0.098 R)
• M17: 27,058,216 km (0.104 R)
• M18: 27,880,854 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.7

Radius: 13.2

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.82 AU - 4.36 AU

Year: 5610 Days

Day: 6.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 36,394,810 km

• M1: 170,242 km (0.117 R)
• M2: 800,947 km (0.082 R)
• M3: 1,233,135 km (0.025 R)
• M4: 1,940,434 km (0.114 R)
• M5: 2,380,102 km (0.08 R)
• M6: 2,810,196 km (0.117 R)
• M7: 4,970,240 km (0.103 R)
• M8: 6,061,407 km (0.109 R)
• M9: 6,629,579 km (0.068 R)
• M10: 8,509,725 km (0.087 R)
• M11: 9,310,074 km (0.057 R)
• M12: 9,751,088 km (0.111 R)
• M13: 11,257,389 km (0.069 R)
• M14: 12,484,989 km (0.113 R)
• M15: 13,076,799 km (0.111 R)
• M16: 13,687,158 km (0.089 R)
• M17: 14,433,053 km (0.036 R)
• M18: 15,145,288 km (0.075 R)
• M19: 17,423,664 km (0.051 R)
• M20: 18,644,831 km (0.05 R)
• M21: 22,257,620 km (0.085 R)
• M22: 23,048,544 km (0.071 R)
• M23: 23,613,126 km (0.106 R)
• M24: 24,435,915 km (0.096 R)
• M25: 27,466,468 km (0.093 R)
• M26: 28,010,107 km (0.115 R)
• M27: 29,969,540 km (0.115 R)
• M28: 31,720,433 km (0.111 R)
• M29: 33,435,872 km (0.049 R)
• M30: 35,961,832 km (0.102 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 15,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit