🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334

Radius: 10.4

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.29 AU - 6.63 AU

Year: 4526 Days

Day: 13.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,275,910 km

• M1: 129,402 km (0.1 R)
• M2: 458,517 km (0.051 R)
• M3: 902,524 km (0.099 R)
• M4: 1,295,368 km (0.089 R)
• M5: 1,779,167 km (0.113 R)
• M6: 2,323,853 km (0.086 R)
• M7: 2,746,617 km (0.09 R)
• M8: 3,149,484 km (0.116 R)
• M9: 4,929,250 km (0.073 R)
• M10: 5,790,784 km (0.047 R)
• M11: 8,211,427 km (0.055 R)
• M12: 10,028,293 km (0.064 R)
• M13: 13,997,723 km (0.08 R)
• M14: 14,489,451 km (0.11 R)
• M15: 16,355,834 km (0.082 R)
• M16: 16,846,366 km (0.052 R)
• M17: 18,202,620 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.3

Radius: 10.1

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.91 AU - 8.19 AU

Year: 7360 Days

Day: 6.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,275,910 km

• M1: 206,894 km (0.106 R)
• M2: 533,616 km (0.071 R)
• M3: 863,778 km (0.078 R)
• M4: 1,721,572 km (0.086 R)
• M5: 3,931,432 km (0.114 R)
• M6: 5,879,196 km (0.12 R)
• M7: 6,927,728 km (0.094 R)
• M8: 7,549,905 km (0.094 R)
• M9: 9,981,469 km (0.082 R)
• M10: 13,254,222 km (0.12 R)
• M11: 14,322,500 km (0.105 R)
• M12: 16,209,228 km (0.084 R)
• M13: 17,305,482 km (0.109 R)
• M14: 21,605,074 km (0.115 R)
• M15: 21,968,298 km (0.071 R)
• M16: 23,923,243 km (0.077 R)
• M17: 27,069,136 km (0.045 R)
• M18: 28,697,360 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.7

Radius: 13.6

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.25 AU - 9.69 AU

Year: 10339 Days

Day: 10.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,275,910 km

• M1: 182,958 km (0.105 R)
• M2: 1,187,358 km (0.101 R)
• M3: 2,884,696 km (0.099 R)
• M4: 3,352,638 km (0.12 R)
• M5: 3,894,182 km (0.051 R)
• M6: 4,468,937 km (0.12 R)
• M7: 5,437,135 km (0.076 R)
• M8: 7,973,866 km (0.106 R)
• M9: 8,665,457 km (0.075 R)
• M10: 16,871,797 km (0.084 R)
• M11: 20,804,426 km (0.092 R)
• M12: 22,116,549 km (0.12 R)
• M13: 22,717,035 km (0.092 R)
• M14: 28,799,834 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.1

Radius: 12.1

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.97 AU - 12.43 AU

Year: 11557 Days

Day: 9.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,275,910 km

• M1: 152,291 km (0.083 R)
• M2: 1,136,944 km (0.091 R)
• M3: 1,790,687 km (0.118 R)
• M4: 2,683,487 km (0.105 R)
• M5: 4,594,599 km (0.114 R)
• M6: 5,000,159 km (0.115 R)
• M7: 5,556,813 km (0.097 R)
• M8: 9,952,298 km (0.105 R)
• M9: 10,485,913 km (0.114 R)
• M10: 13,504,649 km (0.078 R)
• M11: 14,835,172 km (0.092 R)
• M12: 16,450,979 km (0.044 R)
• M13: 18,396,798 km (0.112 R)
• M14: 20,336,783 km (0.108 R)
• M15: 25,150,095 km (0.074 R)
• M16: 26,416,291 km (0.103 R)
• M17: 32,223,232 km (0.102 R)
• M18: 37,186,141 km (0.115 R)
• M19: 39,066,886 km (0.114 R)
• M20: 40,518,583 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.2

Radius: 3.3

Gravity: 72.84 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 13.02 AU - 13.94 AU

Year: 17558 Days

Day: 20 Hours

Environment

Temp: -173 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 65,275,910 km

• M1: 40,990 km (0.118 R)
• M2: 198,217 km (0.066 R)
• M3: 352,303 km (0.084 R)
• M4: 719,117 km (0.102 R)
• M5: 991,235 km (0.069 R)
• M6: 1,269,338 km (0.109 R)
• M7: 1,514,379 km (0.113 R)
• M8: 1,808,339 km (0.102 R)
• M9: 2,868,240 km (0.119 R)
• M10: 2,995,548 km (0.082 R)
• M11: 3,660,211 km (0.087 R)
• M12: 5,236,225 km (0.088 R)
• M13: 5,350,069 km (0.098 R)
• M14: 6,109,278 km (0.113 R)
• M15: 6,320,510 km (0.092 R)
• M16: 6,757,336 km (0.095 R)
• M17: 6,937,601 km (0.089 R)
• M18: 11,002,923 km (0.097 R)
• M19: 12,023,929 km (0.112 R)
• M20: 14,252,488 km (0.107 R)
• M21: 14,400,291 km (0.067 R)
• M22: 15,001,674 km (0.104 R)
• M23: 17,659,729 km (0.066 R)
• M24: 18,088,028 km (0.112 R)
• M25: 22,358,599 km (0.084 R)
• M26: 22,960,880 km (0.106 R)
• M27: 24,939,311 km (0.117 R)
• M28: 29,830,115 km (0.066 R)
• M29: 31,300,961 km (0.116 R)
• M30: 33,596,690 km (0.069 R)
• M31: 38,519,956 km (0.097 R)
• M32: 39,095,010 km (0.107 R)
• M33: 46,124,464 km (0.115 R)
• M34: 48,087,488 km (0.099 R)
• M35: 49,935,320 km (0.098 R)
• M36: 53,950,527 km (0.12 R)
• M37: 57,425,536 km (0.049 R)
• M38: 57,987,575 km (0.096 R)
• M39: 63,012,568 km (0.106 R)
• M40: 72,163,619 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.7

Radius: 7.2

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 11.29 AU - 17.65 AU

Year: 19527 Days

Day: 23.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,275,910 km

• M1: 104,270 km (0.092 R)
• M2: 366,664 km (0.089 R)
• M3: 693,237 km (0.116 R)
• M4: 1,415,794 km (0.085 R)
• M5: 2,265,809 km (0.065 R)
• M6: 3,030,554 km (0.116 R)
• M7: 3,445,239 km (0.1 R)
• M8: 4,884,670 km (0.09 R)
• M9: 5,381,484 km (0.108 R)
• M10: 5,950,854 km (0.057 R)
• M11: 6,814,333 km (0.102 R)
• M12: 8,838,691 km (0.066 R)
• M13: 11,660,406 km (0.093 R)
• M14: 14,169,761 km (0.03 R)
• M15: 15,178,649 km (0.089 R)
• M16: 16,938,518 km (0.059 R)
• M17: 17,744,551 km (0.058 R)
• M18: 19,173,211 km (0.083 R)
• M19: 26,291,078 km (0.094 R)
• M20: 31,743,172 km (0.078 R)
• M21: 37,903,762 km (0.064 R)
• M22: 39,699,685 km (0.062 R)
• M23: 39,980,929 km (0.102 R)
• M24: 42,279,051 km (0.078 R)
• M25: 42,867,120 km (0.105 R)
• M26: 47,927,867 km (0.057 R)
• M27: 49,212,164 km (0.104 R)
• M28: 50,026,276 km (0.119 R)
• M29: 50,354,494 km (0.066 R)
• M30: 52,691,960 km (0.05 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 11,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit