🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.1

Radius: 8

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.2 AU - 1.26 AU

Year: 895 Days

Day: 12.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,922,055 km

• M1: 99,483 km (0.108 R)
• M2: 438,621 km (0.075 R)
• M3: 690,843 km (0.119 R)
• M4: 1,565,991 km (0.09 R)
• M5: 1,826,291 km (0.103 R)
• M6: 2,413,462 km (0.116 R)
• M7: 3,773,905 km (0.074 R)
• M8: 4,149,396 km (0.079 R)
• M9: 4,653,691 km (0.099 R)
• M10: 5,254,924 km (0.095 R)
• M11: 6,523,215 km (0.061 R)
• M12: 6,835,875 km (0.104 R)
• M13: 7,135,070 km (0.099 R)
• M14: 7,539,433 km (0.066 R)
• M15: 7,833,992 km (0.092 R)
• M16: 8,446,445 km (0.073 R)
• M17: 9,284,044 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.6

Radius: 12.6

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.94 AU - 1.54 AU

Year: 906 Days

Day: 6 Hours

Environment

Temp: -177 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,922,055 km

• M1: 158,275 km (0.08 R)
• M2: 601,832 km (0.115 R)
• M3: 1,125,275 km (0.111 R)
• M4: 1,542,653 km (0.116 R)
• M5: 2,007,903 km (0.054 R)
• M6: 2,788,056 km (0.05 R)
• M7: 3,296,090 km (0.116 R)
• M8: 3,865,609 km (0.035 R)
• M9: 4,400,721 km (0.111 R)
• M10: 4,878,087 km (0.065 R)
• M11: 5,352,313 km (0.064 R)
• M12: 6,225,366 km (0.077 R)
• M13: 6,784,563 km (0.118 R)
• M14: 8,128,550 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.1

Radius: 13.9

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.36 AU - 1.52 AU

Year: 1134 Days

Day: 8.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,922,055 km

• M1: 172,935 km (0.114 R)
• M2: 685,906 km (0.113 R)
• M3: 1,312,123 km (0.04 R)
• M4: 1,975,141 km (0.109 R)
• M5: 2,842,060 km (0.088 R)
• M6: 3,319,577 km (0.114 R)
• M7: 3,801,731 km (0.04 R)
• M8: 4,604,174 km (0.09 R)
• M9: 5,146,167 km (0.08 R)
• M10: 5,972,396 km (0.11 R)
• M11: 7,570,400 km (0.104 R)
• M12: 8,106,858 km (0.096 R)
• M13: 9,256,518 km (0.067 R)
• M14: 9,714,587 km (0.096 R)
• M15: 12,237,704 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.2

Radius: 8.7

Gravity: 11.44 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.94 AU - 2.06 AU

Year: 1855 Days

Day: 10.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,922,055 km

• M1: 108,159 km (0.113 R)
• M2: 392,545 km (0.045 R)
• M3: 909,555 km (0.054 R)
• M4: 1,323,044 km (0.079 R)
• M5: 1,771,089 km (0.067 R)
• M6: 2,202,380 km (0.036 R)
• M7: 2,987,918 km (0.12 R)
• M8: 3,566,563 km (0.093 R)
• M9: 3,873,687 km (0.098 R)
• M10: 4,317,395 km (0.12 R)
• M11: 5,215,131 km (0.12 R)
• M12: 7,091,837 km (0.084 R)
• M13: 7,697,409 km (0.068 R)
• M14: 8,337,239 km (0.109 R)
• M15: 8,783,041 km (0.09 R)
• M16: 9,078,048 km (0.057 R)
• M17: 9,515,771 km (0.117 R)
• M18: 10,180,883 km (0.085 R)
• M19: 11,603,559 km (0.109 R)
• M20: 13,111,805 km (0.108 R)
• M21: 13,890,910 km (0.059 R)
• M22: 14,291,982 km (0.102 R)
• M23: 15,070,340 km (0.049 R)
• M24: 15,973,612 km (0.047 R)
• M25: 16,612,096 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.5

Radius: 11.5

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.55 AU - 3.33 AU

Year: 3307 Days

Day: 10.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,922,055 km

• M1: 165,455 km (0.11 R)
• M2: 560,394 km (0.07 R)
• M3: 1,586,186 km (0.111 R)
• M4: 1,996,384 km (0.03 R)
• M5: 2,674,062 km (0.117 R)
• M6: 3,517,196 km (0.067 R)
• M7: 3,934,723 km (0.058 R)
• M8: 4,697,672 km (0.115 R)
• M9: 5,799,311 km (0.089 R)
• M10: 6,517,381 km (0.096 R)
• M11: 8,286,525 km (0.089 R)
• M12: 9,924,173 km (0.084 R)
• M13: 11,413,270 km (0.087 R)
• M14: 12,457,912 km (0.093 R)
• M15: 14,644,435 km (0.113 R)
• M16: 15,828,652 km (0.026 R)
• M17: 16,220,748 km (0.107 R)
• M18: 16,720,105 km (0.083 R)
• M19: 17,281,097 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.3

Radius: 11.8

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.89 AU - 3.63 AU

Year: 3861 Days

Day: 5.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,922,055 km

• M1: 146,756 km (0.086 R)
• M2: 727,046 km (0.055 R)
• M3: 1,502,561 km (0.101 R)
• M4: 2,264,613 km (0.071 R)
• M5: 2,802,567 km (0.115 R)
• M6: 3,882,514 km (0.09 R)
• M7: 4,443,954 km (0.096 R)
• M8: 4,945,257 km (0.115 R)
• M9: 5,483,959 km (0.037 R)
• M10: 6,009,795 km (0.108 R)
• M11: 6,405,930 km (0.088 R)
• M12: 6,847,543 km (0.064 R)
• M13: 7,280,031 km (0.112 R)
• M14: 7,885,154 km (0.056 R)
• M15: 8,490,726 km (0.116 R)
• M16: 9,651,905 km (0.066 R)
• M17: 12,711,929 km (0.12 R)
• M18: 13,590,368 km (0.071 R)
• M19: 15,370,284 km (0.08 R)
• M20: 17,090,210 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.4

Radius: 10.3

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.7 AU - 4.02 AU

Year: 4040 Days

Day: 5.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,922,055 km

• M1: 128,056 km (0.059 R)
• M2: 448,943 km (0.117 R)
• M3: 841,638 km (0.119 R)
• M4: 3,623,111 km (0.071 R)
• M5: 4,627,212 km (0.11 R)
• M6: 5,275,270 km (0.101 R)
• M7: 5,778,367 km (0.074 R)
• M8: 6,343,997 km (0.09 R)
• M9: 7,867,053 km (0.113 R)
• M10: 8,675,779 km (0.083 R)
• M11: 12,280,639 km (0.094 R)
• M12: 15,340,514 km (0.109 R)
• M13: 17,991,837 km (0.045 R)
• M14: 19,393,120 km (0.076 R)
• M15: 22,196,584 km (0.096 R)
• M16: 24,641,013 km (0.108 R)
• M17: 26,851,471 km (0.113 R)
• M18: 27,424,132 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.9

Radius: 6

Gravity: 18.55 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.64 AU - 7.3 AU

Year: 10796 Days

Day: 15.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,922,055 km

• M1: 75,547 km (0.118 R)
• M2: 319,990 km (0.113 R)
• M3: 674,387 km (0.114 R)
• M4: 902,823 km (0.114 R)
• M5: 1,396,347 km (0.117 R)
• M6: 1,821,055 km (0.041 R)
• M7: 2,037,673 km (0.105 R)
• M8: 2,750,806 km (0.079 R)
• M9: 5,914,801 km (0.093 R)
• M10: 6,507,059 km (0.115 R)
• M11: 7,765,925 km (0.095 R)
• M12: 8,204,396 km (0.063 R)
• M13: 9,227,346 km (0.1 R)
• M14: 9,669,258 km (0.114 R)
• M15: 12,563,528 km (0.08 R)
• M16: 14,110,071 km (0.114 R)
• M17: 16,482,394 km (0.112 R)
• M18: 17,279,751 km (0.094 R)
• M19: 19,987,622 km (0.084 R)
• M20: 21,827,227 km (0.067 R)
• M21: 27,212,301 km (0.067 R)
• M22: 29,467,041 km (0.105 R)
• M23: 30,316,906 km (0.098 R)
• M24: 41,426,942 km (0.114 R)
• M25: 45,097,625 km (0.093 R)
• M26: 46,083,474 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.1

Radius: 6.1

Gravity: 19.57 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.76 AU - 8.02 AU

Year: 11864 Days

Day: 19.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,922,055 km

• M1: 75,846 km (0.058 R)
• M2: 416,929 km (0.108 R)
• M3: 707,748 km (0.098 R)
• M4: 1,038,060 km (0.082 R)
• M5: 1,452,895 km (0.118 R)
• M6: 1,955,244 km (0.109 R)
• M7: 2,304,406 km (0.035 R)
• M8: 2,545,857 km (0.096 R)
• M9: 2,894,120 km (0.079 R)
• M10: 3,298,483 km (0.06 R)
• M11: 3,659,014 km (0.102 R)
• M12: 5,232,784 km (0.076 R)
• M13: 6,878,211 km (0.069 R)
• M14: 8,648,702 km (0.047 R)
• M15: 9,384,574 km (0.109 R)
• M16: 9,741,813 km (0.12 R)
• M17: 10,267,949 km (0.111 R)
• M18: 12,079,430 km (0.047 R)
• M19: 15,249,857 km (0.093 R)
• M20: 16,103,164 km (0.104 R)
• M21: 16,615,536 km (0.089 R)
• M22: 17,138,530 km (0.055 R)
• M23: 17,982,562 km (0.097 R)
• M24: 18,296,268 km (0.09 R)
• M25: 20,595,139 km (0.105 R)
• M26: 21,025,083 km (0.038 R)
• M27: 24,203,290 km (0.114 R)
• M28: 32,408,733 km (0.113 R)
• M29: 36,500,983 km (0.12 R)
• M30: 38,410,899 km (0.044 R)
• M31: 44,825,805 km (0.104 R)
• M32: 45,547,615 km (0.044 R)
• M33: 47,460,373 km (0.107 R)
• M34: 54,822,533 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.8

Radius: 3.2

Gravity: 95.1 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.93 AU - 9.25 AU

Year: 15095 Days

Day: 17.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 70,922,055 km

• M1: 39,793 km (0.1 R)
• M2: 185,053 km (0.114 R)
• M3: 573,558 km (0.117 R)
• M4: 774,169 km (0.109 R)
• M5: 936,483 km (0.059 R)
• M6: 1,056,909 km (0.08 R)
• M7: 1,329,177 km (0.048 R)
• M8: 1,513,930 km (0.09 R)
• M9: 1,733,091 km (0.042 R)
• M10: 3,458,404 km (0.098 R)
• M11: 4,212,227 km (0.086 R)
• M12: 4,576,199 km (0.114 R)
• M13: 4,713,679 km (0.112 R)
• M14: 5,033,071 km (0.05 R)
• M15: 5,914,651 km (0.071 R)
• M16: 6,413,261 km (0.112 R)
• M17: 7,588,502 km (0.095 R)
• M18: 7,829,953 km (0.115 R)
• M19: 8,126,306 km (0.09 R)
• M20: 9,834,863 km (0.112 R)
• M21: 10,414,405 km (0.035 R)
• M22: 11,768,565 km (0.105 R)
• M23: 13,869,817 km (0.107 R)
• M24: 16,287,468 km (0.113 R)
• M25: 16,851,452 km (0.108 R)
• M26: 17,262,098 km (0.113 R)
• M27: 20,325,713 km (0.119 R)
• M28: 20,884,760 km (0.045 R)
• M29: 23,123,343 km (0.067 R)
• M30: 24,144,648 km (0.06 R)
• M31: 27,163,383 km (0.079 R)
• M32: 29,585,821 km (0.096 R)
• M33: 30,303,592 km (0.119 R)
• M34: 31,278,372 km (0.045 R)
• M35: 33,806,725 km (0.108 R)
• M36: 36,195,654 km (0.034 R)
• M37: 37,431,182 km (0.117 R)
• M38: 50,856,544 km (0.064 R)
• M39: 51,712,992 km (0.096 R)
• M40: 57,979,048 km (0.079 R)
• M41: 62,556,145 km (0.105 R)
• M42: 66,958,062 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 14,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit