🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.53 AU - 0.73 AU

Year: 318 Days

Day: 31.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.9

Radius: 9.8

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.19 AU - 1.41 AU

Year: 942 Days

Day: 12.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,833,972 km

• M1: 121,922 km (0.111 R)
• M2: 458,517 km (0.041 R)
• M3: 849,866 km (0.09 R)
• M4: 1,442,572 km (0.075 R)
• M5: 1,877,752 km (0.117 R)
• M6: 2,271,045 km (0.07 R)
• M7: 2,719,091 km (0.079 R)
• M8: 4,101,824 km (0.096 R)
• M9: 4,947,351 km (0.079 R)
• M10: 5,373,406 km (0.048 R)
• M11: 5,844,041 km (0.055 R)
• M12: 7,328,201 km (0.099 R)
• M13: 8,259,598 km (0.098 R)
• M14: 8,914,238 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.1

Radius: 11.6

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.23 AU - 3.55 AU

Year: 3969 Days

Day: 8.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,833,972 km

• M1: 144,362 km (0.072 R)
• M2: 506,389 km (0.117 R)
• M3: 867,219 km (0.055 R)
• M4: 1,800,560 km (0.117 R)
• M5: 2,655,362 km (0.077 R)
• M6: 3,582,271 km (0.062 R)
• M7: 4,274,909 km (0.092 R)
• M8: 4,736,867 km (0.042 R)
• M9: 6,067,989 km (0.114 R)
• M10: 6,593,077 km (0.111 R)
• M11: 7,634,279 km (0.04 R)
• M12: 8,004,832 km (0.095 R)
• M13: 9,804,046 km (0.119 R)
• M14: 13,010,826 km (0.048 R)
• M15: 16,802,384 km (0.083 R)
• M16: 19,851,488 km (0.07 R)
• M17: 22,487,552 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.5

Radius: 11.1

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.78 AU - 3.78 AU

Year: 4673 Days

Day: 6 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 65,833,972 km

• M1: 145,110 km (0.114 R)
• M2: 505,342 km (0.113 R)
• M3: 1,324,988 km (0.043 R)
• M4: 2,251,747 km (0.112 R)
• M5: 2,913,269 km (0.11 R)
• M6: 4,035,403 km (0.091 R)
• M7: 4,655,187 km (0.068 R)
• M8: 5,878,149 km (0.054 R)
• M9: 7,132,677 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.6

Radius: 13.2

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.44 AU - 4.94 AU

Year: 6458 Days

Day: 7.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,833,972 km

• M1: 164,258 km (0.107 R)
• M2: 771,775 km (0.09 R)
• M3: 1,628,822 km (0.107 R)
• M4: 2,529,102 km (0.049 R)
• M5: 3,585,113 km (0.117 R)
• M6: 4,756,763 km (0.072 R)
• M7: 5,445,961 km (0.118 R)
• M8: 6,360,004 km (0.037 R)
• M9: 7,128,189 km (0.048 R)
• M10: 9,216,575 km (0.087 R)
• M11: 10,695,949 km (0.065 R)
• M12: 13,416,236 km (0.115 R)
• M13: 14,567,242 km (0.1 R)
• M14: 16,815,698 km (0.099 R)
• M15: 21,475,074 km (0.085 R)
• M16: 22,214,985 km (0.058 R)
• M17: 23,824,209 km (0.109 R)
• M18: 27,618,460 km (0.115 R)
• M19: 29,297,097 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.6

Radius: 10.2

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.36 AU - 7.08 AU

Year: 8698 Days

Day: 8.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,833,972 km

• M1: 126,859 km (0.111 R)
• M2: 449,841 km (0.112 R)
• M3: 1,584,840 km (0.091 R)
• M4: 2,004,911 km (0.081 R)
• M5: 2,481,679 km (0.119 R)
• M6: 3,213,811 km (0.088 R)
• M7: 3,553,398 km (0.074 R)
• M8: 4,406,405 km (0.107 R)
• M9: 5,779,863 km (0.083 R)
• M10: 6,992,204 km (0.102 R)
• M11: 8,645,710 km (0.061 R)
• M12: 9,392,054 km (0.073 R)
• M13: 10,225,912 km (0.063 R)
• M14: 18,625,533 km (0.098 R)
• M15: 19,171,566 km (0.097 R)
• M16: 20,655,876 km (0.062 R)
• M17: 21,093,599 km (0.05 R)
• M18: 21,687,054 km (0.063 R)
• M19: 22,063,442 km (0.116 R)
• M20: 22,907,024 km (0.102 R)
• M21: 25,567,174 km (0.108 R)
• M22: 29,517,305 km (0.12 R)
• M23: 33,354,640 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.9

Radius: 3.1

Gravity: 91.04 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.31 AU - 7.05 AU

Year: 9768 Days

Day: 20.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 65,833,972 km

• M1: 38,596 km (0.114 R)
• M2: 240,404 km (0.119 R)
• M3: 429,645 km (0.099 R)
• M4: 605,871 km (0.102 R)
• M5: 809,474 km (0.094 R)
• M6: 969,245 km (0.119 R)
• M7: 1,746,555 km (0.086 R)
• M8: 2,014,036 km (0.066 R)
• M9: 2,405,683 km (0.081 R)
• M10: 2,505,914 km (0.1 R)
• M11: 3,143,949 km (0.078 R)
• M12: 4,278,948 km (0.103 R)
• M13: 4,953,634 km (0.087 R)
• M14: 8,411,888 km (0.039 R)
• M15: 8,784,686 km (0.088 R)
• M16: 10,439,538 km (0.118 R)
• M17: 11,367,942 km (0.096 R)
• M18: 11,594,134 km (0.085 R)
• M19: 12,172,779 km (0.12 R)
• M20: 13,138,283 km (0.074 R)
• M21: 13,894,949 km (0.088 R)
• M22: 14,218,679 km (0.039 R)
• M23: 15,357,119 km (0.105 R)
• M24: 16,125,154 km (0.119 R)
• M25: 24,598,378 km (0.075 R)
• M26: 32,015,590 km (0.094 R)
• M27: 33,728,336 km (0.09 R)
• M28: 34,903,427 km (0.057 R)
• M29: 35,261,116 km (0.073 R)
• M30: 35,501,071 km (0.046 R)
• M31: 36,471,512 km (0.075 R)
• M32: 39,359,649 km (0.097 R)
• M33: 40,007,108 km (0.114 R)
• M34: 40,268,007 km (0.04 R)
• M35: 40,925,340 km (0.105 R)
• M36: 41,057,734 km (0.102 R)
• M37: 43,076,856 km (0.094 R)
• M38: 45,020,282 km (0.111 R)
• M39: 48,782,968 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.7

Radius: 3

Gravity: 49.86 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.1 AU - 9.66 AU

Year: 15424 Days

Day: 17.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,833,972 km

• M1: 84,972 km (0.045 R)
• M2: 282,291 km (0.044 R)
• M3: 5,030,677 km (0.069 R)
• M4: 9,176,483 km (0.086 R)
• M5: 13,018,156 km (0.091 R)
• M6: 13,145,015 km (0.047 R)
• M7: 16,442,601 km (0.114 R)
• M8: 22,724,216 km (0.047 R)
• M9: 23,279,074 km (0.12 R)
• M10: 27,417,999 km (0.046 R)
• M11: 29,115,486 km (0.107 R)
• M12: 33,425,251 km (0.087 R)
• M13: 34,504,898 km (0.079 R)
• M14: 36,733,159 km (0.108 R)
• M15: 37,496,856 km (0.036 R)
• M16: 43,564,097 km (0.096 R)
• M17: 43,990,301 km (0.088 R)
• M18: 46,754,720 km (0.083 R)
• M19: 46,903,420 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.8

Radius: 4.1

Gravity: 42.22 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.86 AU - 11.22 AU

Year: 23323 Days

Day: 24.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,833,972 km

• M1: 81,531 km (0.095 R)
• M2: 420,220 km (0.106 R)
• M3: 573,409 km (0.106 R)
• M4: 702,811 km (0.04 R)
• M5: 946,506 km (0.086 R)
• M6: 1,448,107 km (0.04 R)
• M7: 2,923,890 km (0.09 R)
• M8: 4,510,974 km (0.11 R)
• M9: 5,345,132 km (0.102 R)
• M10: 6,503,618 km (0.107 R)
• M11: 7,263,874 km (0.062 R)
• M12: 8,241,496 km (0.099 R)
• M13: 9,837,406 km (0.114 R)
• M14: 11,293,592 km (0.107 R)
• M15: 20,765,082 km (0.089 R)
• M16: 21,267,132 km (0.03 R)
• M17: 21,470,137 km (0.102 R)
• M18: 22,609,923 km (0.111 R)
• M19: 23,355,968 km (0.058 R)
• M20: 29,293,058 km (0.032 R)
• M21: 35,730,404 km (0.107 R)
• M22: 42,565,082 km (0.06 R)
• M23: 43,374,407 km (0.085 R)
• M24: 44,358,910 km (0.119 R)
• M25: 46,543,189 km (0.071 R)
• M26: 55,228,392 km (0.101 R)
• M27: 63,242,649 km (0.109 R)
• M28: 63,452,236 km (0.081 R)
• M29: 71,997,416 km (0.104 R)
• M30: 79,312,602 km (0.079 R)
• M31: 81,773,936 km (0.069 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297.1

Radius: 3.2

Gravity: 29.01 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 9.29 AU - 13.49 AU

Year: 24441 Days

Day: 16.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 65,833,972 km

• M1: 39,943 km (0.078 R)
• M2: 208,988 km (0.026 R)
• M3: 330,013 km (0.11 R)
• M4: 809,324 km (0.107 R)
• M5: 1,067,830 km (0.095 R)
• M6: 1,292,077 km (0.117 R)
• M7: 1,798,466 km (0.114 R)
• M8: 1,906,475 km (0.114 R)
• M9: 2,115,912 km (0.085 R)
• M10: 2,277,628 km (0.06 R)
• M11: 3,565,216 km (0.046 R)
• M12: 4,674,634 km (0.089 R)
• M13: 4,914,290 km (0.102 R)
• M14: 5,307,433 km (0.118 R)
• M15: 5,455,535 km (0.115 R)
• M16: 6,740,730 km (0.119 R)
• M17: 7,827,858 km (0.101 R)
• M18: 8,818,944 km (0.117 R)
• M19: 10,285,302 km (0.111 R)
• M20: 14,393,858 km (0.1 R)
• M21: 15,569,099 km (0.114 R)
• M22: 16,257,549 km (0.1 R)
• M23: 17,126,114 km (0.119 R)
• M24: 19,828,300 km (0.036 R)
• M25: 21,842,336 km (0.033 R)
• M26: 22,127,021 km (0.032 R)
• M27: 26,057,855 km (0.117 R)
• M28: 26,485,555 km (0.079 R)
• M29: 27,907,932 km (0.07 R)
• M30: 28,921,906 km (0.091 R)
• M31: 31,624,242 km (0.117 R)
• M32: 33,223,593 km (0.084 R)
• M33: 36,716,254 km (0.042 R)
• M34: 38,897,092 km (0.087 R)
• M35: 39,455,541 km (0.047 R)
• M36: 42,181,214 km (0.048 R)
• M37: 49,294,144 km (0.097 R)
• M38: 55,388,013 km (0.043 R)
• M39: 59,348,617 km (0.113 R)
• M40: 63,301,142 km (0.101 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 18,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit