🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.6

Radius: 9.1

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.31 AU - 1.53 AU

Year: 1148 Days

Day: 11.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 87,002,121 km

• M1: 113,096 km (0.045 R)
• M2: 451,636 km (0.097 R)
• M3: 749,785 km (0.098 R)
• M4: 1,279,062 km (0.094 R)
• M5: 4,102,273 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.4

Radius: 10.9

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.59 AU - 2.23 AU

Year: 1790 Days

Day: 10.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,002,121 km

• M1: 135,536 km (0.065 R)
• M2: 508,483 km (0.081 R)
• M3: 951,742 km (0.054 R)
• M4: 1,724,415 km (0.08 R)
• M5: 2,375,165 km (0.11 R)
• M6: 3,394,525 km (0.076 R)
• M7: 4,241,698 km (0.095 R)
• M8: 4,810,170 km (0.052 R)
• M9: 5,157,387 km (0.111 R)
• M10: 5,521,358 km (0.074 R)
• M11: 6,049,887 km (0.08 R)
• M12: 6,533,388 km (0.032 R)
• M13: 6,933,113 km (0.06 R)
• M14: 7,434,416 km (0.114 R)
• M15: 8,231,623 km (0.097 R)
• M16: 9,019,555 km (0.063 R)
• M17: 9,857,153 km (0.098 R)
• M18: 10,312,828 km (0.105 R)
• M19: 11,190,968 km (0.081 R)
• M20: 13,137,835 km (0.115 R)
• M21: 14,391,016 km (0.079 R)
• M22: 16,007,870 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.6

Radius: 8.2

Gravity: 13.26 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.79 AU - 2.79 AU

Year: 2350 Days

Day: 7.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,002,121 km

• M1: 103,671 km (0.113 R)
• M2: 359,334 km (0.074 R)
• M3: 888,312 km (0.103 R)
• M4: 1,550,283 km (0.091 R)
• M5: 2,308,744 km (0.107 R)
• M6: 5,572,969 km (0.071 R)
• M7: 10,331,379 km (0.076 R)
• M8: 11,855,482 km (0.074 R)
• M9: 12,409,592 km (0.101 R)
• M10: 14,462,075 km (0.038 R)
• M11: 15,045,507 km (0.113 R)
• M12: 16,001,138 km (0.112 R)
• M13: 16,625,260 km (0.116 R)
• M14: 17,211,534 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.7

Radius: 10.8

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3 AU - 4.7 AU

Year: 5124 Days

Day: 6.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,002,121 km

• M1: 134,488 km (0.098 R)
• M2: 489,933 km (0.066 R)
• M3: 943,065 km (0.026 R)
• M4: 1,285,943 km (0.118 R)
• M5: 1,674,898 km (0.071 R)
• M6: 2,317,570 km (0.05 R)
• M7: 2,902,199 km (0.074 R)
• M8: 3,281,878 km (0.041 R)
• M9: 3,627,300 km (0.071 R)
• M10: 5,495,627 km (0.113 R)
• M11: 7,971,921 km (0.058 R)
• M12: 8,681,613 km (0.043 R)
• M13: 9,475,828 km (0.111 R)
• M14: 10,780,621 km (0.118 R)
• M15: 12,983,898 km (0.082 R)
• M16: 14,997,635 km (0.086 R)
• M17: 15,352,481 km (0.108 R)
• M18: 16,264,131 km (0.043 R)
• M19: 16,891,694 km (0.117 R)
• M20: 19,494,547 km (0.086 R)
• M21: 20,490,720 km (0.092 R)
• M22: 21,223,001 km (0.096 R)
• M23: 25,231,326 km (0.085 R)
• M24: 26,758,721 km (0.061 R)
• M25: 27,369,080 km (0.113 R)
• M26: 27,721,981 km (0.077 R)
• M27: 32,197,800 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.6

Radius: 7.8

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 9.2 AU - 10.8 AU

Year: 21448 Days

Day: 18.1 Hours

Environment

Temp: -240 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,002,121 km

• M1: 123,269 km (0.11 R)
• M2: 728,542 km (0.103 R)
• M3: 980,464 km (0.079 R)
• M4: 1,593,816 km (0.106 R)
• M5: 3,355,630 km (0.092 R)
• M6: 5,316,708 km (0.116 R)
• M7: 6,175,251 km (0.103 R)
• M8: 6,558,969 km (0.027 R)
• M9: 7,416,763 km (0.091 R)
• M10: 8,028,918 km (0.119 R)
• M11: 8,439,863 km (0.097 R)
• M12: 8,864,721 km (0.077 R)
• M13: 11,490,313 km (0.054 R)
• M14: 12,489,926 km (0.095 R)
• M15: 17,675,587 km (0.105 R)
• M16: 18,293,127 km (0.066 R)
• M17: 27,786,608 km (0.06 R)
• M18: 28,306,460 km (0.118 R)
• M19: 28,726,980 km (0.109 R)
• M20: 38,678,380 km (0.106 R)
• M21: 40,245,866 km (0.115 R)
• M22: 44,773,895 km (0.068 R)
• M23: 50,241,846 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733

Radius: 3.9

Gravity: 48.19 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.44 AU - 12.9 AU

Year: 23639 Days

Day: 20.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,002,121 km

• M1: 51,312 km (0.067 R)
• M2: 230,830 km (0.106 R)
• M3: 590,164 km (0.106 R)
• M4: 1,052,271 km (0.103 R)
• M5: 1,374,804 km (0.071 R)
• M6: 1,594,564 km (0.062 R)
• M7: 3,088,897 km (0.106 R)
• M8: 4,488,834 km (0.05 R)
• M9: 4,933,738 km (0.095 R)
• M10: 5,326,432 km (0.112 R)
• M11: 5,489,195 km (0.108 R)
• M12: 6,818,222 km (0.105 R)
• M13: 7,010,306 km (0.083 R)
• M14: 7,659,411 km (0.096 R)
• M15: 10,404,233 km (0.041 R)
• M16: 10,594,820 km (0.079 R)
• M17: 11,048,700 km (0.106 R)
• M18: 12,134,332 km (0.115 R)
• M19: 12,920,768 km (0.117 R)
• M20: 13,740,564 km (0.069 R)
• M21: 14,594,469 km (0.05 R)
• M22: 14,994,045 km (0.112 R)
• M23: 15,400,951 km (0.064 R)
• M24: 18,180,779 km (0.081 R)
• M25: 18,457,385 km (0.101 R)
• M26: 21,998,666 km (0.045 R)
• M27: 22,949,959 km (0.072 R)
• M28: 23,599,064 km (0.103 R)
• M29: 26,553,772 km (0.11 R)
• M30: 28,737,901 km (0.045 R)
• M31: 30,258,713 km (0.054 R)
• M32: 44,069,738 km (0.045 R)
• M33: 54,396,778 km (0.092 R)
• M34: 56,521,516 km (0.055 R)
• M35: 58,901,918 km (0.117 R)
• M36: 67,098,086 km (0.058 R)
• M37: 67,537,754 km (0.111 R)
• M38: 72,040,500 km (0.172 R)
• M39: 72,964,417 km (0.098 R)
• M40: 75,072,251 km (0.095 R)
• M41: 75,546,027 km (0.072 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: 511 - 11,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit