🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659

Radius: 8.3

Gravity: 9.57 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.46 AU - 0.56 AU

Year: 247 Days

Day: 12.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 5,640,455 km

• M1: 106,514 km (0.062 R)
• M2: 163,660 km (0.095 R)
• M3: 230,530 km (0.065 R)
• M4: 292,913 km (0.058 R)
• M5: 404,363 km (0.118 R)
• M6: 460,911 km (0.082 R)
• M7: 534,513 km (0.084 R)
• M8: 615,595 km (0.07 R)
• M9: 679,474 km (0.092 R)
• M10: 807,679 km (0.044 R)
• M11: 871,557 km (0.068 R)
• M12: 937,380 km (0.061 R)
• M13: 990,488 km (0.114 R)
• M14: 1,107,323 km (0.095 R)
• M15: 1,171,351 km (0.117 R)
• M16: 1,295,518 km (0.115 R)
• M17: 1,383,332 km (0.116 R)
• M18: 1,460,973 km (0.066 R)
• M19: 1,527,394 km (0.061 R)
• M20: 1,616,255 km (0.101 R)
• M21: 1,676,543 km (0.057 R)
• M22: 1,733,091 km (0.073 R)
• M23: 1,843,943 km (0.077 R)
• M24: 1,906,924 km (0.113 R)
• M25: 2,119,353 km (0.091 R)
• M26: 2,214,198 km (0.078 R)
• M27: 2,320,113 km (0.059 R)
• M28: 2,437,697 km (0.111 R)
• M29: 2,542,117 km (0.11 R)
• M30: 2,607,640 km (0.077 R)
• M31: 2,797,031 km (0.106 R)
• M32: 2,874,972 km (0.116 R)
• M33: 3,076,181 km (0.042 R)
• M34: 3,140,658 km (0.103 R)
• M35: 3,292,799 km (0.087 R)
• M36: 3,353,236 km (0.119 R)
• M37: 3,436,413 km (0.079 R)
• M38: 3,553,847 km (0.088 R)
• M39: 3,781,236 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.9

Radius: 12.5

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.5 AU - 0.56 AU

Year: 262 Days

Day: 5.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 5,640,455 km

• M1: 156,779 km (0.098 R)
• M2: 250,876 km (0.105 R)
• M3: 332,855 km (0.119 R)
• M4: 415,732 km (0.061 R)
• M5: 498,011 km (0.049 R)
• M6: 581,936 km (0.081 R)
• M7: 729,738 km (0.085 R)
• M8: 908,358 km (0.107 R)
• M9: 987,645 km (0.111 R)
• M10: 1,080,545 km (0.112 R)
• M11: 1,169,107 km (0.078 R)
• M12: 1,264,102 km (0.103 R)
• M13: 1,397,843 km (0.117 R)
• M14: 1,540,708 km (0.1 R)
• M15: 1,645,876 km (0.053 R)
• M16: 1,775,428 km (0.061 R)
• M17: 1,976,487 km (0.06 R)
• M18: 2,054,428 km (0.115 R)
• M19: 2,138,053 km (0.117 R)
• M20: 2,227,662 km (0.081 R)
• M21: 2,352,427 km (0.105 R)
• M22: 2,455,051 km (0.113 R)
• M23: 2,554,234 km (0.119 R)
• M24: 2,654,614 km (0.112 R)
• M25: 2,746,318 km (0.09 R)
• M26: 2,828,597 km (0.118 R)
• M27: 2,906,537 km (0.097 R)
• M28: 3,064,812 km (0.116 R)
• M29: 3,171,924 km (0.103 R)
• M30: 3,274,847 km (0.045 R)
• M31: 3,461,844 km (0.068 R)
• M32: 3,567,909 km (0.102 R)
• M33: 3,658,117 km (0.119 R)
• M34: 3,852,295 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.4

Radius: 14.6

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.46 AU - 0.68 AU

Year: 292 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 5,640,455 km

• M1: 182,809 km (0.095 R)
• M2: 279,000 km (0.095 R)
• M3: 381,774 km (0.048 R)
• M4: 488,886 km (0.101 R)
• M5: 639,980 km (0.113 R)
• M6: 755,020 km (0.115 R)
• M7: 870,660 km (0.065 R)
• M8: 972,985 km (0.113 R)
• M9: 1,152,203 km (0.066 R)
• M10: 1,248,394 km (0.06 R)
• M11: 1,478,326 km (0.047 R)
• M12: 1,588,879 km (0.092 R)
• M13: 1,824,196 km (0.113 R)
• M14: 1,943,576 km (0.048 R)
• M15: 2,065,797 km (0.087 R)
• M16: 2,179,791 km (0.045 R)
• M17: 2,335,223 km (0.062 R)
• M18: 2,448,468 km (0.036 R)
• M19: 2,581,162 km (0.054 R)
• M20: 2,698,596 km (0.108 R)
• M21: 2,793,890 km (0.112 R)
• M22: 2,902,498 km (0.113 R)
• M23: 3,099,069 km (0.059 R)
• M24: 3,409,036 km (0.053 R)
• M25: 3,551,453 km (0.12 R)
• M26: 3,649,739 km (0.11 R)
• M27: 3,742,340 km (0.116 R)
• M28: 3,876,081 km (0.09 R)
• M29: 3,977,359 km (0.118 R)
• M30: 4,134,586 km (0.087 R)
• M31: 4,272,964 km (0.104 R)
• M32: 4,405,807 km (0.059 R)
• M33: 4,582,781 km (0.074 R)
• M34: 4,704,554 km (0.104 R)
• M35: 4,907,558 km (0.088 R)
• M36: 5,098,595 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.4

Radius: 11.4

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.55 AU - 0.61 AU

Year: 300 Days

Day: 13.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 5,640,455 km

• M1: 141,968 km (0.026 R)
• M2: 250,277 km (0.099 R)
• M3: 331,958 km (0.076 R)
• M4: 436,676 km (0.082 R)
• M5: 552,315 km (0.071 R)
• M6: 647,759 km (0.096 R)
• M7: 834,158 km (0.04 R)
• M8: 955,033 km (0.114 R)
• M9: 1,117,197 km (0.081 R)
• M10: 1,233,584 km (0.119 R)
• M11: 1,401,882 km (0.106 R)
• M12: 1,484,160 km (0.088 R)
• M13: 1,699,731 km (0.085 R)
• M14: 1,782,608 km (0.114 R)
• M15: 1,995,935 km (0.076 R)
• M16: 2,089,284 km (0.118 R)
• M17: 2,172,759 km (0.047 R)
• M18: 2,407,179 km (0.084 R)
• M19: 2,536,282 km (0.026 R)
• M20: 2,661,945 km (0.107 R)
• M21: 2,746,767 km (0.118 R)
• M22: 2,832,636 km (0.098 R)
• M23: 2,950,519 km (0.073 R)
• M24: 3,178,506 km (0.096 R)
• M25: 3,268,713 km (0.07 R)
• M26: 3,340,371 km (0.089 R)
• M27: 3,511,511 km (0.068 R)
• M28: 3,591,546 km (0.051 R)
• M29: 3,665,447 km (0.103 R)
• M30: 3,746,679 km (0.066 R)
• M31: 3,986,933 km (0.113 R)
• M32: 4,147,751 km (0.114 R)
• M33: 4,382,170 km (0.089 R)
• M34: 4,475,669 km (0.112 R)
• M35: 4,577,246 km (0.106 R)
• M36: 4,650,250 km (0.059 R)
• M37: 4,834,405 km (0.095 R)
• M38: 4,908,755 km (0.083 R)
• M39: 4,991,034 km (0.11 R)
• M40: 5,119,090 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.7

Radius: 11.2

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.58 AU - 0.62 AU

Year: 315 Days

Day: 11.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 5,640,455 km

• M1: 160,519 km (0.076 R)
• M2: 232,325 km (0.042 R)
• M3: 363,224 km (0.105 R)
• M4: 454,478 km (0.117 R)
• M5: 565,630 km (0.076 R)
• M6: 756,068 km (0.106 R)
• M7: 892,650 km (0.056 R)
• M8: 970,591 km (0.085 R)
• M9: 1,126,173 km (0.081 R)
• M10: 1,197,531 km (0.089 R)
• M11: 1,310,627 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.7

Radius: 14.2

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.54 AU - 0.72 AU

Year: 339 Days

Day: 14.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 5,640,455 km

• M1: 176,675 km (0.066 R)
• M2: 283,787 km (0.088 R)
• M3: 410,497 km (0.067 R)
• M4: 519,254 km (0.065 R)
• M5: 657,034 km (0.086 R)
• M6: 785,090 km (0.118 R)
• M7: 907,760 km (0.093 R)
• M8: 1,018,163 km (0.111 R)
• M9: 1,125,425 km (0.038 R)
• M10: 1,216,081 km (0.105 R)
• M11: 1,357,002 km (0.118 R)
• M12: 1,467,705 km (0.047 R)
• M13: 1,675,047 km (0.06 R)
• M14: 1,833,621 km (0.058 R)
• M15: 2,017,477 km (0.074 R)
• M16: 2,124,739 km (0.113 R)
• M17: 2,233,945 km (0.104 R)
• M18: 2,442,036 km (0.102 R)
• M19: 2,667,779 km (0.115 R)
• M20: 2,917,906 km (0.069 R)
• M21: 3,028,459 km (0.093 R)
• M22: 3,193,765 km (0.079 R)
• M23: 3,289,807 km (0.094 R)
• M24: 3,484,583 km (0.119 R)
• M25: 3,608,301 km (0.095 R)
• M26: 3,815,643 km (0.077 R)
• M27: 4,040,040 km (0.055 R)
• M28: 4,328,465 km (0.074 R)
• M29: 4,583,080 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.4

Radius: 12

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.74 AU - 0.76 AU

Year: 441 Days

Day: 13.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 5,640,455 km

• M1: 156,779 km (0.099 R)
• M2: 236,065 km (0.048 R)
• M3: 312,959 km (0.117 R)
• M4: 411,843 km (0.075 R)
• M5: 663,915 km (0.037 R)
• M6: 789,578 km (0.08 R)
• M7: 963,261 km (0.113 R)
• M8: 1,104,331 km (0.048 R)
• M9: 1,236,875 km (0.083 R)
• M10: 1,329,626 km (0.047 R)
• M11: 1,433,297 km (0.079 R)
• M12: 1,522,607 km (0.039 R)
• M13: 1,640,341 km (0.105 R)
• M14: 1,729,651 km (0.084 R)
• M15: 1,852,919 km (0.071 R)
• M16: 1,936,694 km (0.095 R)
• M17: 2,012,391 km (0.073 R)
• M18: 2,122,943 km (0.096 R)
• M19: 2,210,907 km (0.113 R)
• M20: 2,360,505 km (0.082 R)
• M21: 2,477,341 km (0.039 R)
• M22: 2,565,155 km (0.047 R)
• M23: 2,653,866 km (0.11 R)
• M24: 2,937,504 km (0.086 R)
• M25: 3,108,045 km (0.073 R)
• M26: 3,367,149 km (0.078 R)
• M27: 3,453,168 km (0.047 R)
• M28: 3,610,096 km (0.058 R)
• M29: 3,733,664 km (0.065 R)
• M30: 3,870,695 km (0.118 R)
• M31: 3,967,036 km (0.116 R)
• M32: 4,058,141 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.7

Radius: 14.1

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.97 AU - 1.11 AU

Year: 719 Days

Day: 9 Hours

Environment

Temp: -167 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 5,640,455 km

• M1: 175,777 km (0.076 R)
• M2: 270,174 km (0.093 R)
• M3: 374,743 km (0.067 R)
• M4: 528,380 km (0.076 R)
• M5: 653,144 km (0.109 R)
• M6: 838,047 km (0.106 R)
• M7: 954,883 km (0.081 R)
• M8: 1,059,901 km (0.063 R)
• M9: 1,197,232 km (0.073 R)
• M10: 1,287,589 km (0.104 R)
• M11: 1,425,369 km (0.116 R)
• M12: 1,526,945 km (0.104 R)
• M13: 1,743,264 km (0.05 R)
• M14: 1,841,550 km (0.091 R)
• M15: 1,981,424 km (0.111 R)
• M16: 2,078,662 km (0.038 R)
• M17: 2,183,381 km (0.086 R)
• M18: 2,278,076 km (0.114 R)
• M19: 2,374,118 km (0.116 R)
• M20: 2,545,857 km (0.115 R)
• M21: 2,670,920 km (0.05 R)
• M22: 2,759,931 km (0.062 R)
• M23: 2,849,839 km (0.099 R)
• M24: 2,953,810 km (0.103 R)
• M25: 3,112,384 km (0.106 R)
• M26: 3,321,372 km (0.1 R)
• M27: 3,493,409 km (0.109 R)
• M28: 3,626,103 km (0.11 R)
• M29: 3,717,956 km (0.12 R)
• M30: 3,860,822 km (0.067 R)
• M31: 3,983,642 km (0.11 R)
• M32: 4,137,279 km (0.099 R)
• M33: 4,240,800 km (0.11 R)
• M34: 4,503,494 km (0.114 R)
• M35: 4,617,787 km (0.107 R)
• M36: 4,717,718 km (0.059 R)
• M37: 4,888,260 km (0.073 R)
• M38: 5,029,480 km (0.092 R)
• M39: 5,219,769 km (0.074 R)
• M40: 5,339,896 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 13,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit