🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.1

Radius: 9.5

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.88 AU - 0.96 AU

Year: 620 Days

Day: 6.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,967,573 km

• M1: 127,158 km (0.093 R)
• M2: 489,185 km (0.058 R)
• M3: 1,082,789 km (0.086 R)
• M4: 1,529,937 km (0.085 R)
• M5: 2,164,232 km (0.091 R)
• M6: 2,520,874 km (0.114 R)
• M7: 4,567,821 km (0.086 R)
• M8: 5,089,170 km (0.101 R)
• M9: 5,743,960 km (0.112 R)
• M10: 6,787,555 km (0.11 R)
• M11: 7,557,984 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.8

Radius: 8.4

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.74 AU - 1.12 AU

Year: 630 Days

Day: 12.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,967,573 km

• M1: 105,766 km (0.04 R)
• M2: 391,198 km (0.118 R)
• M3: 715,078 km (0.117 R)
• M4: 1,091,915 km (0.098 R)
• M5: 1,678,787 km (0.093 R)
• M6: 2,015,831 km (0.062 R)
• M7: 2,391,023 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.5

Radius: 14.8

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.64 AU - 1.66 AU

Year: 1490 Days

Day: 7.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,967,573 km

• M1: 185,352 km (0.082 R)
• M2: 660,175 km (0.103 R)
• M3: 1,156,392 km (0.109 R)
• M4: 1,673,252 km (0.06 R)
• M5: 2,145,533 km (0.1 R)
• M6: 2,946,180 km (0.063 R)
• M7: 3,514,353 km (0.117 R)
• M8: 4,119,028 km (0.069 R)
• M9: 4,712,183 km (0.075 R)
• M10: 5,428,159 km (0.119 R)
• M11: 6,999,385 km (0.116 R)
• M12: 8,491,474 km (0.03 R)
• M13: 9,043,640 km (0.109 R)
• M14: 10,323,151 km (0.049 R)
• M15: 10,881,749 km (0.082 R)
• M16: 13,362,231 km (0.068 R)
• M17: 13,858,448 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.3

Radius: 14

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.94 AU - 2.04 AU

Year: 1973 Days

Day: 12.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,967,573 km

• M1: 174,132 km (0.114 R)
• M2: 638,185 km (0.101 R)
• M3: 1,172,249 km (0.115 R)
• M4: 1,609,523 km (0.052 R)
• M5: 2,269,699 km (0.116 R)
• M6: 2,899,656 km (0.095 R)
• M7: 3,367,897 km (0.057 R)
• M8: 3,953,573 km (0.073 R)
• M9: 4,441,411 km (0.066 R)
• M10: 5,088,123 km (0.113 R)
• M11: 5,775,226 km (0.055 R)
• M12: 8,437,918 km (0.111 R)
• M13: 9,192,340 km (0.105 R)
• M14: 10,086,337 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.4

Radius: 11.4

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.05 AU - 3.25 AU

Year: 3032 Days

Day: 8 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,967,573 km

• M1: 143,165 km (0.06 R)
• M2: 1,242,410 km (0.039 R)
• M3: 1,930,710 km (0.093 R)
• M4: 2,844,753 km (0.113 R)
• M5: 3,456,908 km (0.099 R)
• M6: 4,063,078 km (0.094 R)
• M7: 5,266,443 km (0.049 R)
• M8: 5,879,795 km (0.083 R)
• M9: 8,156,076 km (0.104 R)
• M10: 11,002,475 km (0.03 R)
• M11: 13,232,530 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.6

Radius: 12.9

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.66 AU - 3.06 AU

Year: 3400 Days

Day: 13.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,967,573 km

• M1: 160,519 km (0.038 R)
• M2: 819,048 km (0.096 R)
• M3: 1,449,304 km (0.067 R)
• M4: 2,202,380 km (0.049 R)
• M5: 2,685,880 km (0.081 R)
• M6: 3,130,635 km (0.108 R)
• M7: 4,104,966 km (0.11 R)
• M8: 5,298,009 km (0.108 R)
• M9: 5,807,838 km (0.068 R)
• M10: 6,926,531 km (0.11 R)
• M11: 8,467,090 km (0.112 R)
• M12: 9,433,193 km (0.104 R)
• M13: 9,943,172 km (0.117 R)
• M14: 10,933,211 km (0.026 R)
• M15: 15,505,670 km (0.069 R)
• M16: 18,181,228 km (0.1 R)
• M17: 20,689,535 km (0.085 R)
• M18: 21,217,466 km (0.108 R)
• M19: 22,300,704 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.3

Radius: 8.5

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.78 AU - 5.88 AU

Year: 7462 Days

Day: 6.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,967,573 km

• M1: 120,277 km (0.077 R)
• M2: 405,560 km (0.085 R)
• M3: 2,196,097 km (0.089 R)
• M4: 4,849,065 km (0.091 R)
• M5: 7,059,374 km (0.077 R)
• M6: 7,366,498 km (0.086 R)
• M7: 9,431,398 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.3

Radius: 3.8

Gravity: 42.26 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.08 AU - 6.16 AU

Year: 9365 Days

Day: 19.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 46,967,573 km

• M1: 53,107 km (0.096 R)
• M2: 190,288 km (0.055 R)
• M3: 340,335 km (0.056 R)
• M4: 867,967 km (0.113 R)
• M5: 1,310,926 km (0.051 R)
• M6: 1,478,925 km (0.04 R)
• M7: 1,603,540 km (0.052 R)
• M8: 1,826,889 km (0.11 R)
• M9: 2,623,348 km (0.117 R)
• M10: 3,131,532 km (0.118 R)
• M11: 3,268,265 km (0.041 R)
• M12: 3,804,124 km (0.097 R)
• M13: 4,312,009 km (0.087 R)
• M14: 5,267,640 km (0.088 R)
• M15: 6,650,373 km (0.062 R)
• M16: 7,627,547 km (0.118 R)
• M17: 8,876,539 km (0.036 R)
• M18: 12,842,080 km (0.046 R)
• M19: 13,252,277 km (0.062 R)
• M20: 13,914,397 km (0.063 R)
• M21: 14,284,801 km (0.1 R)
• M22: 14,788,647 km (0.096 R)
• M23: 16,645,905 km (0.103 R)
• M24: 17,133,444 km (0.12 R)
• M25: 19,637,264 km (0.069 R)
• M26: 20,576,140 km (0.118 R)
• M27: 20,976,015 km (0.053 R)
• M28: 23,311,836 km (0.103 R)
• M29: 26,373,955 km (0.115 R)
• M30: 30,204,259 km (0.068 R)
• M31: 32,953,868 km (0.083 R)
• M32: 33,611,201 km (0.068 R)
• M33: 34,054,310 km (0.112 R)
• M34: 34,389,110 km (0.112 R)
• M35: 39,802,309 km (0.097 R)
• M36: 40,173,910 km (0.059 R)
• M37: 43,885,433 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.6

Radius: 5.7

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.89 AU - 8.07 AU

Year: 11595 Days

Day: 15.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,967,573 km

• M1: 70,909 km (0.104 R)
• M2: 446,849 km (0.088 R)
• M3: 659,278 km (0.098 R)
• M4: 988,543 km (0.091 R)
• M5: 1,878,800 km (0.086 R)
• M6: 2,056,821 km (0.08 R)
• M7: 3,123,454 km (0.096 R)
• M8: 3,469,025 km (0.114 R)
• M9: 4,928,203 km (0.12 R)
• M10: 5,725,709 km (0.075 R)
• M11: 8,196,916 km (0.117 R)
• M12: 8,543,235 km (0.12 R)
• M13: 9,358,244 km (0.108 R)
• M14: 10,727,215 km (0.088 R)
• M15: 12,168,740 km (0.081 R)
• M16: 12,619,628 km (0.045 R)
• M17: 13,734,880 km (0.109 R)
• M18: 15,235,496 km (0.107 R)
• M19: 15,561,470 km (0.077 R)
• M20: 16,566,917 km (0.113 R)
• M21: 18,484,911 km (0.118 R)
• M22: 19,765,768 km (0.075 R)
• M23: 20,153,376 km (0.062 R)
• M24: 23,181,536 km (0.071 R)
• M25: 23,439,593 km (0.049 R)
• M26: 25,941,318 km (0.106 R)
• M27: 26,876,305 km (0.111 R)
• M28: 30,121,232 km (0.095 R)
• M29: 31,678,696 km (0.116 R)
• M30: 32,316,581 km (0.062 R)
• M31: 33,398,622 km (0.065 R)
• M32: 41,530,613 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.5

Radius: 3.9

Gravity: 26.33 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.67 AU - 8.09 AU

Year: 12685 Days

Day: 15.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 46,967,573 km

• M1: 79,436 km (0.096 R)
• M2: 612,005 km (0.059 R)
• M3: 826,528 km (0.118 R)
• M4: 1,089,521 km (0.038 R)
• M5: 1,240,765 km (0.079 R)
• M6: 1,419,385 km (0.106 R)
• M7: 1,876,406 km (0.112 R)
• M8: 2,602,704 km (0.098 R)
• M9: 2,810,346 km (0.108 R)
• M10: 3,701,351 km (0.04 R)
• M11: 4,100,029 km (0.081 R)
• M12: 5,843,293 km (0.11 R)
• M13: 6,722,180 km (0.109 R)
• M14: 7,685,591 km (0.087 R)
• M15: 8,646,458 km (0.098 R)
• M16: 9,250,384 km (0.117 R)
• M17: 10,490,102 km (0.093 R)
• M18: 10,750,701 km (0.1 R)
• M19: 12,062,076 km (0.09 R)
• M20: 12,933,634 km (0.111 R)
• M21: 16,983,697 km (0.119 R)
• M22: 21,054,105 km (0.115 R)
• M23: 21,888,562 km (0.112 R)
• M24: 22,571,925 km (0.062 R)
• M25: 22,918,843 km (0.062 R)
• M26: 24,342,266 km (0.094 R)
• M27: 27,462,280 km (0.077 R)
• M28: 28,156,713 km (0.117 R)
• M29: 28,558,682 km (0.1 R)
• M30: 31,372,917 km (0.039 R)
• M31: 34,481,112 km (0.097 R)
• M32: 35,873,719 km (0.087 R)
• M33: 36,109,336 km (0.12 R)
• M34: 37,910,045 km (0.067 R)
• M35: 41,429,934 km (0.081 R)
• M36: 43,669,862 km (0.059 R)
• M37: 45,436,164 km (0.099 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: 469 - 11,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit