🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.49 AU - 0.53 AU

Year: 239 Days

Day: 31.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.7

Radius: 15

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.1 AU - 1.38 AU

Year: 906 Days

Day: 6.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,638,092 km

• M1: 186,549 km (0.032 R)
• M2: 762,800 km (0.041 R)
• M3: 1,298,061 km (0.075 R)
• M4: 2,101,252 km (0.063 R)
• M5: 2,760,380 km (0.094 R)
• M6: 3,413,075 km (0.114 R)
• M7: 5,390,161 km (0.117 R)
• M8: 7,546,764 km (0.048 R)
• M9: 8,511,221 km (0.111 R)
• M10: 9,357,646 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.5

Radius: 11.8

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.24 AU - 1.3 AU

Year: 939 Days

Day: 13.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,638,092 km

• M1: 147,055 km (0.087 R)
• M2: 525,986 km (0.099 R)
• M3: 957,875 km (0.108 R)
• M4: 1,377,946 km (0.12 R)
• M5: 2,047,845 km (0.077 R)
• M6: 2,469,412 km (0.028 R)
• M7: 2,890,081 km (0.096 R)
• M8: 3,319,876 km (0.094 R)
• M9: 4,082,376 km (0.085 R)
• M10: 4,529,524 km (0.113 R)
• M11: 4,992,231 km (0.118 R)
• M12: 5,523,004 km (0.072 R)
• M13: 6,032,534 km (0.1 R)
• M14: 6,802,963 km (0.07 R)
• M15: 7,212,113 km (0.114 R)
• M16: 7,845,062 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.8

Radius: 8.1

Gravity: 14.63 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.2 AU - 1.48 AU

Year: 1018 Days

Day: 5.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,638,092 km

• M1: 100,679 km (0.106 R)
• M2: 401,371 km (0.118 R)
• M3: 911,201 km (0.107 R)
• M4: 1,350,719 km (0.104 R)
• M5: 2,385,488 km (0.112 R)
• M6: 2,783,568 km (0.084 R)
• M7: 3,539,934 km (0.076 R)
• M8: 4,025,230 km (0.064 R)
• M9: 4,499,156 km (0.083 R)
• M10: 4,835,452 km (0.1 R)
• M11: 6,282,961 km (0.106 R)
• M12: 6,751,651 km (0.067 R)
• M13: 7,043,965 km (0.117 R)
• M14: 7,785,522 km (0.1 R)
• M15: 8,053,003 km (0.048 R)
• M16: 8,921,269 km (0.098 R)
• M17: 11,621,361 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.1

Radius: 12.8

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.75 AU - 1.89 AU

Year: 1611 Days

Day: 14.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 61.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,638,092 km

• M1: 159,471 km (0.085 R)
• M2: 580,141 km (0.091 R)
• M3: 1,033,721 km (0.109 R)
• M4: 2,081,654 km (0.048 R)
• M5: 2,841,462 km (0.07 R)
• M6: 3,478,001 km (0.104 R)
• M7: 3,918,417 km (0.066 R)
• M8: 4,689,444 km (0.114 R)
• M9: 5,143,624 km (0.114 R)
• M10: 6,140,843 km (0.09 R)
• M11: 6,788,303 km (0.064 R)
• M12: 7,262,827 km (0.079 R)
• M13: 7,675,268 km (0.097 R)
• M14: 8,729,335 km (0.096 R)
• M15: 11,052,440 km (0.076 R)
• M16: 14,437,840 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.5

Radius: 12.5

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.03 AU - 4.45 AU

Year: 4745 Days

Day: 10.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,638,092 km

• M1: 155,432 km (0.112 R)
• M2: 653,892 km (0.049 R)
• M3: 1,305,690 km (0.038 R)
• M4: 3,493,709 km (0.117 R)
• M5: 4,143,113 km (0.073 R)
• M6: 5,366,076 km (0.114 R)
• M7: 6,076,965 km (0.095 R)
• M8: 7,400,756 km (0.054 R)
• M9: 10,123,288 km (0.099 R)
• M10: 10,521,966 km (0.119 R)
• M11: 11,540,877 km (0.12 R)
• M12: 13,774,822 km (0.059 R)
• M13: 14,710,557 km (0.099 R)
• M14: 16,283,429 km (0.105 R)
• M15: 17,266,736 km (0.057 R)
• M16: 18,815,672 km (0.037 R)
• M17: 21,454,429 km (0.101 R)
• M18: 24,331,196 km (0.113 R)
• M19: 24,887,850 km (0.09 R)
• M20: 25,697,773 km (0.092 R)
• M21: 27,455,847 km (0.103 R)
• M22: 27,885,941 km (0.069 R)
• M23: 28,759,742 km (0.028 R)
• M24: 30,561,947 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.5

Radius: 14.2

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.61 AU - 5.83 AU

Year: 6727 Days

Day: 11.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,638,092 km

• M1: 176,825 km (0.07 R)
• M2: 900,878 km (0.101 R)
• M3: 1,392,158 km (0.117 R)
• M4: 2,157,650 km (0.095 R)
• M5: 2,728,665 km (0.116 R)
• M6: 3,400,060 km (0.106 R)
• M7: 5,189,700 km (0.107 R)
• M8: 5,970,451 km (0.091 R)
• M9: 7,215,404 km (0.05 R)
• M10: 9,291,524 km (0.103 R)
• M11: 9,856,555 km (0.092 R)
• M12: 11,200,093 km (0.114 R)
• M13: 15,841,517 km (0.052 R)
• M14: 16,398,021 km (0.114 R)
• M15: 21,034,059 km (0.088 R)
• M16: 23,253,343 km (0.056 R)
• M17: 24,215,856 km (0.073 R)
• M18: 25,121,222 km (0.087 R)
• M19: 26,134,748 km (0.038 R)
• M20: 29,062,378 km (0.049 R)
• M21: 30,462,914 km (0.103 R)
• M22: 32,697,008 km (0.119 R)
• M23: 34,417,234 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.7

Radius: 3.8

Gravity: 31.42 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.54 AU - 7.26 AU

Year: 9401 Days

Day: 18.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 159.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,638,092 km

• M1: 47,273 km (0.084 R)
• M2: 362,924 km (0.055 R)
• M3: 1,013,974 km (0.12 R)
• M4: 1,287,140 km (0.116 R)
• M5: 1,649,317 km (0.092 R)
• M6: 1,915,900 km (0.088 R)
• M7: 3,014,547 km (0.06 R)
• M8: 4,048,118 km (0.083 R)
• M9: 4,312,458 km (0.111 R)
• M10: 6,180,187 km (0.111 R)
• M11: 6,602,203 km (0.091 R)
• M12: 7,005,668 km (0.043 R)
• M13: 7,386,544 km (0.038 R)
• M14: 8,526,181 km (0.118 R)
• M15: 9,182,766 km (0.097 R)
• M16: 11,147,884 km (0.057 R)
• M17: 14,686,621 km (0.08 R)
• M18: 14,809,890 km (0.079 R)
• M19: 16,210,874 km (0.097 R)
• M20: 17,559,050 km (0.068 R)
• M21: 17,907,464 km (0.115 R)
• M22: 18,546,097 km (0.102 R)
• M23: 21,888,263 km (0.047 R)
• M24: 26,420,480 km (0.095 R)
• M25: 27,714,352 km (0.074 R)
• M26: 28,186,333 km (0.117 R)
• M27: 28,663,850 km (0.072 R)
• M28: 30,627,770 km (0.099 R)
• M29: 35,592,026 km (0.071 R)
• M30: 36,826,657 km (0.088 R)
• M31: 37,742,196 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.1

Radius: 3.4

Gravity: 10.22 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.99 AU - 7.33 AU

Year: 10030 Days

Day: 16.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,638,092 km

• M1: 49,218 km (0.079 R)
• M2: 195,375 km (0.099 R)
• M3: 539,001 km (0.105 R)
• M4: 3,162,948 km (0.117 R)
• M5: 3,904,205 km (0.086 R)
• M6: 6,310,936 km (0.084 R)
• M7: 9,001,603 km (0.092 R)
• M8: 10,339,307 km (0.051 R)
• M9: 12,952,333 km (0.098 R)
• M10: 13,757,918 km (0.074 R)
• M11: 14,120,693 km (0.115 R)
• M12: 14,278,070 km (0.12 R)
• M13: 14,489,751 km (0.072 R)
• M14: 17,435,333 km (0.042 R)
• M15: 20,153,676 km (0.119 R)
• M16: 23,580,514 km (0.111 R)
• M17: 24,626,652 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.9

Radius: 5.2

Gravity: 23.48 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.68 AU - 9.8 AU

Year: 15517 Days

Day: 18.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 143.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,638,092 km

• M1: 64,626 km (0.097 R)
• M2: 263,442 km (0.073 R)
• M3: 493,823 km (0.094 R)
• M4: 704,008 km (0.062 R)
• M5: 1,229,096 km (0.069 R)
• M6: 1,654,852 km (0.105 R)
• M7: 1,840,054 km (0.096 R)
• M8: 2,252,645 km (0.077 R)
• M9: 2,438,296 km (0.088 R)
• M10: 3,234,156 km (0.058 R)
• M11: 4,009,522 km (0.113 R)
• M12: 6,561,213 km (0.076 R)
• M13: 7,028,108 km (0.073 R)
• M14: 7,654,025 km (0.099 R)
• M15: 9,119,187 km (0.083 R)
• M16: 9,486,300 km (0.111 R)
• M17: 12,400,168 km (0.1 R)
• M18: 13,513,026 km (0.092 R)
• M19: 16,391,139 km (0.092 R)
• M20: 18,300,756 km (0.101 R)
• M21: 27,859,462 km (0.047 R)
• M22: 28,409,533 km (0.094 R)
• M23: 31,505,312 km (0.113 R)
• M24: 31,862,551 km (0.11 R)
• M25: 33,195,768 km (0.083 R)
• M26: 34,439,524 km (0.096 R)
• M27: 36,624,850 km (0.091 R)
• M28: 38,221,957 km (0.04 R)
• M29: 38,492,579 km (0.028 R)
• M30: 40,282,817 km (0.087 R)
• M31: 45,377,223 km (0.077 R)
• M32: 50,721,457 km (0.052 R)
• M33: 52,203,224 km (0.099 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: 258 - 16,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit