🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.6

Radius: 10.2

Gravity: 9.49 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.05 AU - 2.79 AU

Year: 2646 Days

Day: 14.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 161.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,071,510 km

• M1: 126,859 km (0.085 R)
• M2: 525,986 km (0.097 R)
• M3: 1,054,067 km (0.102 R)
• M4: 1,667,567 km (0.094 R)
• M5: 2,245,015 km (0.097 R)
• M6: 3,699,555 km (0.117 R)
• M7: 4,323,977 km (0.071 R)
• M8: 4,707,995 km (0.077 R)
• M9: 5,041,299 km (0.077 R)
• M10: 5,809,185 km (0.091 R)
• M11: 6,921,893 km (0.089 R)
• M12: 9,377,543 km (0.119 R)
• M13: 9,715,933 km (0.088 R)
• M14: 11,877,323 km (0.113 R)
• M15: 14,144,329 km (0.092 R)
• M16: 17,295,608 km (0.112 R)
• M17: 17,748,291 km (0.102 R)
• M18: 20,633,137 km (0.049 R)
• M19: 21,530,126 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.6

Radius: 14.8

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.5 AU - 2.86 AU

Year: 3084 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,071,510 km

• M1: 184,155 km (0.089 R)
• M2: 745,745 km (0.082 R)
• M3: 1,220,270 km (0.043 R)
• M4: 1,797,718 km (0.114 R)
• M5: 2,291,839 km (0.095 R)
• M6: 2,877,814 km (0.107 R)
• M7: 3,582,869 km (0.107 R)
• M8: 4,700,814 km (0.117 R)
• M9: 5,239,366 km (0.109 R)
• M10: 6,324,998 km (0.095 R)
• M11: 7,556,039 km (0.12 R)
• M12: 8,615,790 km (0.067 R)
• M13: 9,968,604 km (0.054 R)
• M14: 10,778,975 km (0.058 R)
• M15: 12,810,365 km (0.065 R)
• M16: 13,670,852 km (0.096 R)
• M17: 14,518,773 km (0.035 R)
• M18: 16,430,035 km (0.107 R)
• M19: 17,216,920 km (0.102 R)
• M20: 18,028,787 km (0.082 R)
• M21: 18,926,973 km (0.09 R)
• M22: 20,297,738 km (0.038 R)
• M23: 22,545,446 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.4

Radius: 11.9

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.22 AU - 3.48 AU

Year: 4310 Days

Day: 7 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 55,071,510 km

• M1: 151,094 km (0.115 R)
• M2: 688,001 km (0.083 R)
• M3: 1,346,530 km (0.043 R)
• M4: 3,915,575 km (0.027 R)
• M5: 6,692,111 km (0.088 R)
• M6: 7,784,475 km (0.099 R)

Asteroid Belt

Center: 3.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.9

Radius: 13.2

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.37 AU - 4.53 AU

Year: 5518 Days

Day: 10.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,071,510 km

• M1: 164,258 km (0.108 R)
• M2: 991,086 km (0.108 R)
• M3: 1,714,392 km (0.062 R)
• M4: 2,137,305 km (0.111 R)
• M5: 2,615,719 km (0.111 R)
• M6: 5,676,342 km (0.079 R)
• M7: 6,378,105 km (0.066 R)
• M8: 7,289,755 km (0.077 R)
• M9: 7,729,124 km (0.047 R)
• M10: 9,082,984 km (0.025 R)
• M11: 11,654,572 km (0.118 R)
• M12: 12,610,502 km (0.113 R)
• M13: 13,291,621 km (0.103 R)
• M14: 14,876,910 km (0.034 R)
• M15: 16,531,313 km (0.097 R)
• M16: 17,072,558 km (0.073 R)
• M17: 18,190,802 km (0.048 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.3

Radius: 7.5

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.14 AU - 6.26 AU

Year: 9566 Days

Day: 16 Hours

Environment

Temp: -235 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,071,510 km

• M1: 93,499 km (0.104 R)
• M2: 612,603 km (0.073 R)
• M3: 1,072,916 km (0.107 R)
• M4: 1,464,862 km (0.116 R)
• M5: 1,838,408 km (0.107 R)
• M6: 2,347,041 km (0.099 R)
• M7: 2,674,960 km (0.066 R)
• M8: 3,743,836 km (0.117 R)
• M9: 4,331,756 km (0.119 R)
• M10: 5,230,839 km (0.064 R)
• M11: 5,965,365 km (0.106 R)
• M12: 6,881,352 km (0.108 R)
• M13: 7,514,899 km (0.09 R)
• M14: 8,492,821 km (0.112 R)
• M15: 9,268,486 km (0.102 R)
• M16: 10,341,102 km (0.07 R)
• M17: 13,321,242 km (0.097 R)
• M18: 16,206,386 km (0.073 R)
• M19: 16,481,497 km (0.041 R)
• M20: 17,253,870 km (0.099 R)
• M21: 21,481,955 km (0.041 R)
• M22: 22,403,328 km (0.093 R)
• M23: 25,141,269 km (0.067 R)
• M24: 30,221,612 km (0.099 R)
• M25: 32,020,377 km (0.026 R)
• M26: 33,332,350 km (0.1 R)
• M27: 36,297,081 km (0.112 R)
• M28: 39,185,666 km (0.096 R)
• M29: 41,835,793 km (0.083 R)
• M30: 43,402,681 km (0.085 R)
• M31: 44,468,715 km (0.087 R)
• M32: 45,143,701 km (0.072 R)
• M33: 45,415,670 km (0.053 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.3

Radius: 5

Gravity: 39.77 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.48 AU - 10.34 AU

Year: 18695 Days

Day: 20.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 55,071,510 km

• M1: 62,233 km (0.115 R)
• M2: 251,474 km (0.075 R)
• M3: 445,502 km (0.12 R)
• M4: 644,617 km (0.114 R)
• M5: 1,243,158 km (0.081 R)
• M6: 1,755,082 km (0.094 R)
• M7: 2,153,611 km (0.074 R)
• M8: 2,537,778 km (0.099 R)
• M9: 3,073,937 km (0.076 R)
• M10: 4,795,360 km (0.078 R)
• M11: 5,368,918 km (0.105 R)
• M12: 6,743,423 km (0.117 R)
• M13: 7,168,880 km (0.079 R)
• M14: 8,552,361 km (0.111 R)
• M15: 8,994,273 km (0.098 R)
• M16: 9,626,623 km (0.082 R)
• M17: 11,835,585 km (0.087 R)
• M18: 12,453,873 km (0.115 R)
• M19: 18,377,500 km (0.048 R)
• M20: 19,676,458 km (0.118 R)
• M21: 19,962,639 km (0.074 R)
• M22: 20,445,541 km (0.03 R)
• M23: 24,264,775 km (0.079 R)
• M24: 30,397,988 km (0.113 R)
• M25: 31,684,979 km (0.115 R)
• M26: 32,342,012 km (0.055 R)
• M27: 32,874,132 km (0.029 R)
• M28: 35,200,678 km (0.105 R)
• M29: 35,622,245 km (0.112 R)
• M30: 43,154,797 km (0.092 R)
• M31: 44,287,402 km (0.116 R)
• M32: 45,108,396 km (0.038 R)
• M33: 46,106,812 km (0.073 R)
• M34: 48,320,711 km (0.116 R)
• M35: 54,070,056 km (0.071 R)
• M36: 55,007,735 km (0.042 R)
• M37: 65,834,283 km (0.092 R)
• M38: 67,983,556 km (0.089 R)
• M39: 70,401,207 km (0.088 R)
• M40: 75,174,725 km (0.085 R)
• M41: 75,407,350 km (0.092 R)
• M42: 79,917,426 km (0.133 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.4

Radius: 7.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.73 AU - 10.87 AU

Year: 19936 Days

Day: 22.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,071,510 km

• M1: 137,331 km (0.104 R)
• M2: 409,898 km (0.08 R)
• M3: 737,518 km (0.066 R)
• M4: 2,492,301 km (0.085 R)
• M5: 4,809,721 km (0.104 R)
• M6: 10,169,065 km (0.08 R)
• M7: 13,133,795 km (0.11 R)
• M8: 19,113,671 km (0.094 R)
• M9: 23,010,696 km (0.066 R)
• M10: 23,660,998 km (0.112 R)
• M11: 31,077,312 km (0.06 R)
• M12: 37,687,593 km (0.1 R)
• M13: 40,709,470 km (0.115 R)
• M14: 41,115,180 km (0.098 R)
• M15: 54,414,430 km (0.101 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 12,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit