🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.7

Radius: 11.5

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.43 AU - 0.65 AU

Year: 269 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 25,245,909 km

• M1: 143,016 km (0.104 R)
• M2: 549,623 km (0.106 R)
• M3: 941,719 km (0.108 R)
• M4: 1,382,733 km (0.04 R)
• M5: 2,771,899 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.5

Radius: 14.1

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.94 AU - 1.28 AU

Year: 793 Days

Day: 5.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,245,909 km

• M1: 175,329 km (0.083 R)
• M2: 636,988 km (0.098 R)
• M3: 1,184,516 km (0.071 R)
• M4: 2,041,263 km (0.089 R)
• M5: 2,529,999 km (0.11 R)
• M6: 3,045,813 km (0.069 R)
• M7: 3,531,407 km (0.104 R)
• M8: 4,244,092 km (0.044 R)
• M9: 5,014,820 km (0.116 R)
• M10: 5,598,700 km (0.091 R)
• M11: 6,440,637 km (0.081 R)
• M12: 7,436,510 km (0.064 R)
• M13: 9,479,419 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.2

Radius: 13.4

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.33 AU - 1.81 AU

Year: 1334 Days

Day: 12.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,245,909 km

• M1: 167,250 km (0.101 R)
• M2: 638,185 km (0.097 R)
• M3: 1,203,964 km (0.105 R)
• M4: 1,720,226 km (0.056 R)
• M5: 3,143,201 km (0.081 R)
• M6: 3,564,319 km (0.034 R)
• M7: 4,161,663 km (0.114 R)
• M8: 4,922,668 km (0.089 R)
• M9: 5,929,760 km (0.06 R)
• M10: 7,019,581 km (0.104 R)
• M11: 8,550,416 km (0.1 R)
• M12: 9,625,725 km (0.077 R)
• M13: 10,589,136 km (0.053 R)
• M14: 11,370,635 km (0.034 R)
• M15: 12,008,670 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503

Radius: 10.2

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.23 AU - 2.99 AU

Year: 2860 Days

Day: 11.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,245,909 km

• M1: 127,308 km (0.074 R)
• M2: 469,887 km (0.111 R)
• M3: 879,187 km (0.107 R)
• M4: 1,588,580 km (0.091 R)
• M5: 2,163,036 km (0.092 R)
• M6: 2,703,234 km (0.119 R)
• M7: 3,279,784 km (0.093 R)
• M8: 3,671,281 km (0.079 R)
• M9: 4,358,833 km (0.103 R)
• M10: 4,946,005 km (0.08 R)
• M11: 5,634,604 km (0.063 R)
• M12: 6,198,588 km (0.091 R)
• M13: 7,202,539 km (0.092 R)
• M14: 7,992,416 km (0.105 R)
• M15: 8,738,460 km (0.074 R)
• M16: 9,459,672 km (0.076 R)
• M17: 10,108,777 km (0.036 R)
• M18: 10,903,441 km (0.081 R)
• M19: 13,583,187 km (0.056 R)
• M20: 14,883,043 km (0.082 R)
• M21: 15,366,843 km (0.062 R)
• M22: 16,314,845 km (0.106 R)
• M23: 18,272,333 km (0.104 R)
• M24: 18,603,991 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.9

Radius: 13.5

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.53 AU - 3.73 AU

Year: 4691 Days

Day: 9.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 25,245,909 km

• M1: 168,896 km (0.053 R)
• M2: 637,736 km (0.073 R)
• M3: 1,150,557 km (0.096 R)
• M4: 1,916,648 km (0.069 R)
• M5: 2,432,461 km (0.113 R)
• M6: 3,155,019 km (0.045 R)
• M7: 3,620,568 km (0.101 R)
• M8: 4,225,990 km (0.057 R)
• M9: 5,554,868 km (0.112 R)
• M10: 6,085,342 km (0.08 R)
• M11: 7,526,119 km (0.118 R)
• M12: 8,593,350 km (0.098 R)
• M13: 9,023,594 km (0.118 R)
• M14: 9,468,348 km (0.101 R)
• M15: 9,970,249 km (0.098 R)
• M16: 12,206,887 km (0.088 R)
• M17: 12,701,607 km (0.079 R)
• M18: 14,375,308 km (0.089 R)
• M19: 15,208,718 km (0.103 R)
• M20: 15,956,707 km (0.116 R)
• M21: 17,216,770 km (0.115 R)
• M22: 24,530,460 km (0.075 R)
• M23: 26,782,806 km (0.105 R)
• M24: 29,345,717 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.6

Radius: 10.2

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.19 AU - 4.59 AU

Year: 5204 Days

Day: 13.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,245,909 km

• M1: 128,654 km (0.039 R)
• M2: 452,833 km (0.114 R)
• M3: 904,469 km (0.075 R)
• M4: 1,605,484 km (0.116 R)
• M5: 2,041,562 km (0.087 R)
• M6: 2,477,341 km (0.074 R)
• M7: 3,518,093 km (0.053 R)
• M8: 4,148,499 km (0.119 R)
• M9: 5,634,305 km (0.119 R)
• M10: 6,171,511 km (0.12 R)
• M11: 7,715,660 km (0.065 R)
• M12: 8,095,040 km (0.114 R)
• M13: 8,632,396 km (0.062 R)
• M14: 11,153,568 km (0.106 R)
• M15: 12,277,796 km (0.117 R)
• M16: 15,068,246 km (0.055 R)
• M17: 16,048,261 km (0.09 R)
• M18: 17,538,256 km (0.094 R)
• M19: 18,438,686 km (0.09 R)
• M20: 20,331,547 km (0.049 R)
• M21: 21,731,335 km (0.118 R)
• M22: 22,769,843 km (0.108 R)
• M23: 23,265,760 km (0.05 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: 290 - 10,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit