🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.6

Radius: 13.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.72 AU - 1.76 AU

Year: 1506 Days

Day: 9.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,985,859 km

• M1: 162,912 km (0.062 R)
• M2: 614,548 km (0.119 R)
• M3: 1,026,840 km (0.113 R)
• M4: 1,750,295 km (0.081 R)
• M5: 2,207,017 km (0.116 R)
• M6: 3,470,521 km (0.1 R)
• M7: 3,985,287 km (0.12 R)
• M8: 4,461,756 km (0.074 R)
• M9: 5,014,670 km (0.099 R)
• M10: 5,571,773 km (0.117 R)
• M11: 6,553,584 km (0.12 R)
• M12: 7,622,012 km (0.06 R)
• M13: 8,306,123 km (0.06 R)
• M14: 9,117,093 km (0.067 R)
• M15: 9,646,519 km (0.111 R)
• M16: 10,227,707 km (0.08 R)
• M17: 10,897,008 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.4

Radius: 9.3

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.35 AU - 4.71 AU

Year: 6325 Days

Day: 13.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,985,859 km

• M1: 117,434 km (0.09 R)
• M2: 418,575 km (0.07 R)
• M3: 760,556 km (0.092 R)
• M4: 1,209,050 km (0.065 R)
• M5: 2,017,028 km (0.07 R)
• M6: 2,350,033 km (0.079 R)
• M7: 2,775,639 km (0.094 R)
• M8: 3,488,473 km (0.115 R)
• M9: 3,876,380 km (0.115 R)
• M10: 4,712,183 km (0.105 R)
• M11: 5,392,106 km (0.086 R)
• M12: 6,600,707 km (0.082 R)
• M13: 7,600,320 km (0.091 R)
• M14: 8,494,466 km (0.05 R)
• M15: 9,457,129 km (0.098 R)
• M16: 10,077,810 km (0.082 R)
• M17: 10,725,270 km (0.076 R)
• M18: 11,848,899 km (0.099 R)
• M19: 12,361,272 km (0.103 R)
• M20: 14,271,338 km (0.079 R)
• M21: 15,873,531 km (0.08 R)
• M22: 16,559,587 km (0.033 R)
• M23: 18,124,680 km (0.105 R)
• M24: 23,170,616 km (0.062 R)
• M25: 23,568,995 km (0.037 R)
• M26: 24,297,537 km (0.102 R)
• M27: 27,274,684 km (0.108 R)
• M28: 27,987,667 km (0.114 R)
• M29: 32,729,172 km (0.08 R)
• M30: 33,941,962 km (0.086 R)
• M31: 34,663,173 km (0.044 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 380.3

Radius: 4.9

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.83 AU - 7.39 AU

Year: 11148 Days

Day: 25 Hours

Environment

Temp: -220 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,985,859 km

• M1: 61,036 km (0.118 R)
• M2: 414,685 km (0.033 R)
• M3: 602,879 km (0.093 R)
• M4: 830,418 km (0.034 R)
• M5: 1,382,883 km (0.056 R)
• M6: 1,723,367 km (0.107 R)
• M7: 2,808,700 km (0.115 R)
• M8: 3,353,835 km (0.116 R)
• M9: 3,566,413 km (0.079 R)
• M10: 5,284,694 km (0.076 R)
• M11: 6,146,378 km (0.101 R)
• M12: 8,528,575 km (0.103 R)
• M13: 9,060,395 km (0.077 R)
• M14: 11,305,111 km (0.073 R)
• M15: 15,263,022 km (0.03 R)
• M16: 17,620,385 km (0.114 R)
• M17: 18,336,061 km (0.113 R)
• M18: 23,041,662 km (0.103 R)
• M19: 24,245,028 km (0.093 R)
• M20: 25,489,532 km (0.11 R)
• M21: 26,035,714 km (0.093 R)
• M22: 35,078,906 km (0.1 R)
• M23: 36,209,716 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.3

Radius: 6.7

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 6.58 AU - 6.68 AU

Year: 11199 Days

Day: 23.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,985,859 km

• M1: 84,373 km (0.086 R)
• M2: 367,861 km (0.066 R)
• M3: 782,546 km (0.087 R)
• M4: 1,085,632 km (0.075 R)
• M5: 1,375,403 km (0.075 R)
• M6: 1,658,143 km (0.103 R)
• M7: 2,095,417 km (0.114 R)
• M8: 2,323,255 km (0.113 R)
• M9: 3,244,030 km (0.117 R)
• M10: 4,166,899 km (0.102 R)
• M11: 7,124,299 km (0.099 R)
• M12: 8,016,950 km (0.103 R)
• M13: 11,193,511 km (0.069 R)
• M14: 14,484,515 km (0.099 R)
• M15: 14,737,185 km (0.053 R)
• M16: 15,121,652 km (0.11 R)
• M17: 16,315,293 km (0.036 R)
• M18: 20,747,429 km (0.044 R)
• M19: 21,638,734 km (0.111 R)
• M20: 23,584,404 km (0.064 R)
• M21: 24,376,524 km (0.082 R)
• M22: 34,070,765 km (0.066 R)
• M23: 38,117,388 km (0.099 R)
• M24: 39,822,056 km (0.079 R)
• M25: 40,069,640 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.3

Radius: 5.6

Gravity: 31.42 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.9 AU - 7.8 AU

Year: 13072 Days

Day: 19.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,985,859 km

• M1: 69,713 km (0.047 R)
• M2: 258,655 km (0.035 R)
• M3: 659,577 km (0.095 R)
• M4: 1,043,445 km (0.106 R)
• M5: 2,089,284 km (0.081 R)
• M6: 2,542,715 km (0.117 R)
• M7: 3,109,691 km (0.06 R)
• M8: 4,236,313 km (0.103 R)
• M9: 5,918,840 km (0.093 R)
• M10: 6,566,599 km (0.12 R)
• M11: 7,533,150 km (0.052 R)
• M12: 8,590,957 km (0.119 R)
• M13: 10,529,895 km (0.094 R)
• M14: 12,162,756 km (0.105 R)
• M15: 13,273,370 km (0.037 R)
• M16: 13,544,292 km (0.083 R)
• M17: 13,749,839 km (0.088 R)
• M18: 15,027,106 km (0.06 R)
• M19: 20,477,256 km (0.109 R)
• M20: 23,887,938 km (0.083 R)
• M21: 30,970,649 km (0.106 R)
• M22: 32,415,166 km (0.107 R)
• M23: 34,156,485 km (0.075 R)
• M24: 40,174,658 km (0.051 R)
• M25: 44,708,072 km (0.1 R)
• M26: 52,549,992 km (0.09 R)
• M27: 61,073,780 km (0.114 R)
• M28: 61,635,071 km (0.047 R)
• M29: 63,339,888 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95.1

Radius: 4.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 9.76 AU - 11.04 AU

Year: 22002 Days

Day: 16.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,985,859 km

• M1: 56,099 km (0.025 R)
• M2: 478,564 km (0.032 R)
• M3: 1,995,935 km (0.084 R)
• M4: 2,659,701 km (0.101 R)
• M5: 4,493,172 km (0.087 R)
• M6: 5,816,664 km (0.09 R)
• M7: 6,369,279 km (0.093 R)
• M8: 6,843,504 km (0.034 R)
• M9: 9,433,492 km (0.07 R)
• M10: 10,741,426 km (0.075 R)
• M11: 13,240,010 km (0.091 R)
• M12: 16,434,523 km (0.106 R)
• M13: 19,953,813 km (0.078 R)
• M14: 20,184,343 km (0.102 R)
• M15: 20,650,640 km (0.105 R)
• M16: 28,145,792 km (0.113 R)
• M17: 29,119,824 km (0.067 R)
• M18: 32,387,939 km (0.069 R)
• M19: 33,241,544 km (0.086 R)
• M20: 36,119,209 km (0.099 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 12,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit