🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.54 AU - 0.74 AU

Year: 331 Days

Day: 42.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 11.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.97 AU - 1.61 AU

Year: 946 Days

Day: 13.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,434,245 km

• M1: 139,276 km (0.069 R)
• M2: 490,232 km (0.057 R)
• M3: 864,975 km (0.116 R)
• M4: 1,594,115 km (0.116 R)
• M5: 1,989,652 km (0.104 R)
• M6: 2,628,135 km (0.082 R)
• M7: 3,620,568 km (0.086 R)
• M8: 4,140,420 km (0.096 R)
• M9: 4,492,424 km (0.069 R)
• M10: 6,415,654 km (0.076 R)
• M11: 8,076,191 km (0.055 R)
• M12: 8,705,848 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.6

Radius: 10.1

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.1 AU - 2.82 AU

Year: 2491 Days

Day: 6.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,434,245 km

• M1: 139,126 km (0.103 R)
• M2: 601,982 km (0.084 R)
• M3: 1,130,511 km (0.072 R)
• M4: 1,851,124 km (0.056 R)
• M5: 2,823,660 km (0.108 R)
• M6: 3,474,411 km (0.12 R)
• M7: 3,863,215 km (0.085 R)
• M8: 4,856,096 km (0.043 R)
• M9: 5,887,873 km (0.091 R)
• M10: 6,626,438 km (0.072 R)
• M11: 7,657,017 km (0.096 R)
• M12: 8,411,589 km (0.09 R)
• M13: 9,148,957 km (0.077 R)
• M14: 9,998,673 km (0.114 R)
• M15: 10,352,921 km (0.112 R)
• M16: 10,825,949 km (0.062 R)
• M17: 12,698,914 km (0.053 R)
• M18: 13,326,029 km (0.09 R)
• M19: 14,961,433 km (0.101 R)
• M20: 15,708,524 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.3

Radius: 8.8

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.95 AU - 3.55 AU

Year: 3783 Days

Day: 7.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,434,245 km

• M1: 109,506 km (0.088 R)
• M2: 406,158 km (0.065 R)
• M3: 728,691 km (0.077 R)
• M4: 1,097,300 km (0.072 R)
• M5: 1,565,841 km (0.093 R)
• M6: 2,163,036 km (0.027 R)
• M7: 2,799,126 km (0.119 R)
• M8: 3,849,303 km (0.088 R)
• M9: 4,228,833 km (0.045 R)
• M10: 5,437,733 km (0.043 R)
• M11: 7,835,338 km (0.088 R)
• M12: 10,602,001 km (0.11 R)
• M13: 11,215,502 km (0.038 R)
• M14: 13,909,161 km (0.094 R)
• M15: 14,431,856 km (0.115 R)
• M16: 15,627,742 km (0.115 R)
• M17: 16,021,782 km (0.118 R)
• M18: 17,786,140 km (0.116 R)
• M19: 19,352,280 km (0.116 R)
• M20: 19,806,908 km (0.111 R)
• M21: 20,669,938 km (0.097 R)
• M22: 22,972,997 km (0.101 R)
• M23: 25,287,575 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.6

Radius: 7.2

Gravity: 13.84 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.92 AU - 9.62 AU

Year: 13984 Days

Day: 18.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,434,245 km

• M1: 89,609 km (0.099 R)
• M2: 983,456 km (0.079 R)
• M3: 1,618,649 km (0.085 R)
• M4: 1,865,635 km (0.038 R)
• M5: 2,334,176 km (0.079 R)
• M6: 2,763,521 km (0.1 R)
• M7: 3,168,632 km (0.119 R)
• M8: 4,434,380 km (0.08 R)
• M9: 4,855,498 km (0.066 R)
• M10: 5,162,623 km (0.088 R)
• M11: 5,967,908 km (0.12 R)
• M12: 6,201,580 km (0.112 R)
• M13: 6,563,307 km (0.12 R)
• M14: 10,314,025 km (0.116 R)
• M15: 12,197,163 km (0.028 R)
• M16: 14,367,828 km (0.086 R)
• M17: 14,859,407 km (0.032 R)
• M18: 15,876,074 km (0.025 R)
• M19: 20,059,130 km (0.056 R)
• M20: 21,029,571 km (0.099 R)
• M21: 21,390,102 km (0.115 R)
• M22: 23,932,219 km (0.036 R)
• M23: 24,722,544 km (0.11 R)
• M24: 26,043,793 km (0.068 R)
• M25: 30,288,931 km (0.03 R)
• M26: 36,506,668 km (0.113 R)
• M27: 43,670,012 km (0.108 R)
• M28: 47,116,897 km (0.09 R)
• M29: 47,579,453 km (0.108 R)
• M30: 50,258,003 km (0.091 R)
• M31: 53,703,541 km (0.051 R)
• M32: 55,741,513 km (0.108 R)
• M33: 56,086,037 km (0.09 R)
• M34: 60,878,255 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.1

Radius: 7.3

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 7.25 AU - 8.35 AU

Year: 14066 Days

Day: 16.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,434,245 km

• M1: 93,947 km (0.054 R)
• M2: 325,675 km (0.069 R)
• M3: 604,675 km (0.049 R)
• M4: 1,653,655 km (0.047 R)
• M5: 1,918,892 km (0.106 R)
• M6: 2,551,840 km (0.107 R)
• M7: 2,791,347 km (0.06 R)
• M8: 6,819,718 km (0.102 R)
• M9: 7,572,495 km (0.115 R)
• M10: 8,002,738 km (0.077 R)
• M11: 8,875,941 km (0.081 R)
• M12: 10,686,973 km (0.093 R)
• M13: 10,976,295 km (0.034 R)
• M14: 13,772,279 km (0.075 R)
• M15: 14,065,790 km (0.041 R)
• M16: 14,614,814 km (0.094 R)
• M17: 14,971,456 km (0.108 R)
• M18: 16,731,923 km (0.056 R)
• M19: 17,863,631 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746

Radius: 7.4

Gravity: 13.62 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.03 AU - 12.49 AU

Year: 21220 Days

Day: 16.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,434,245 km

• M1: 116,537 km (0.102 R)
• M2: 845,378 km (0.057 R)
• M3: 1,693,149 km (0.076 R)
• M4: 3,982,744 km (0.105 R)
• M5: 5,337,054 km (0.102 R)
• M6: 6,336,367 km (0.045 R)
• M7: 11,138,010 km (0.09 R)
• M8: 11,728,473 km (0.072 R)
• M9: 12,829,513 km (0.094 R)
• M10: 14,376,954 km (0.113 R)
• M11: 16,376,928 km (0.116 R)
• M12: 16,628,701 km (0.071 R)
• M13: 19,855,826 km (0.086 R)
• M14: 22,533,927 km (0.101 R)
• M15: 26,236,923 km (0.114 R)
• M16: 30,326,480 km (0.088 R)
• M17: 31,996,292 km (0.08 R)
• M18: 46,099,930 km (0.109 R)
• M19: 59,588,422 km (0.075 R)
• M20: 63,846,277 km (0.094 R)
• M21: 75,253,114 km (0.07 R)
• M22: 78,779,435 km (0.117 R)
• M23: 80,947,109 km (0.042 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 18,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit