🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.2

Radius: 8.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.04 AU - 1.32 AU

Year: 815 Days

Day: 11 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,717,274 km

• M1: 109,506 km (0.073 R)
• M2: 409,449 km (0.093 R)
• M3: 707,897 km (0.077 R)
• M4: 1,069,625 km (0.072 R)
• M5: 1,345,633 km (0.12 R)
• M6: 1,792,033 km (0.068 R)
• M7: 2,430,517 km (0.045 R)
• M8: 2,818,873 km (0.113 R)
• M9: 3,248,368 km (0.109 R)
• M10: 4,042,583 km (0.116 R)
• M11: 4,881,678 km (0.076 R)
• M12: 5,317,756 km (0.079 R)
• M13: 5,903,581 km (0.114 R)
• M14: 6,249,301 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983

Radius: 10.2

Gravity: 9.45 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.23 AU - 1.33 AU

Year: 921 Days

Day: 9.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,717,274 km

• M1: 127,158 km (0.078 R)
• M2: 490,681 km (0.039 R)
• M3: 981,212 km (0.041 R)
• M4: 1,302,100 km (0.073 R)
• M5: 1,694,794 km (0.105 R)
• M6: 2,102,748 km (0.077 R)
• M7: 2,600,310 km (0.042 R)
• M8: 3,538,289 km (0.106 R)
• M9: 3,929,188 km (0.041 R)
• M10: 4,296,900 km (0.076 R)
• M11: 4,761,102 km (0.106 R)
• M12: 5,278,411 km (0.073 R)
• M13: 6,290,590 km (0.092 R)
• M14: 7,553,196 km (0.075 R)
• M15: 9,178,129 km (0.064 R)
• M16: 9,618,395 km (0.098 R)
• M17: 10,604,843 km (0.028 R)
• M18: 10,959,091 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.5

Radius: 11.5

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.24 AU - 1.52 AU

Year: 1031 Days

Day: 14.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,717,274 km

• M1: 143,016 km (0.103 R)
• M2: 508,633 km (0.075 R)
• M3: 897,587 km (0.06 R)
• M4: 1,345,782 km (0.111 R)
• M5: 1,812,677 km (0.116 R)
• M6: 2,600,609 km (0.094 R)
• M7: 3,361,165 km (0.075 R)
• M8: 4,171,836 km (0.076 R)
• M9: 4,550,318 km (0.05 R)
• M10: 5,787,942 km (0.111 R)
• M11: 6,219,980 km (0.105 R)
• M12: 6,610,281 km (0.073 R)
• M13: 7,215,554 km (0.035 R)
• M14: 7,833,842 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.2

Radius: 8.5

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.78 AU - 2.64 AU

Year: 2089 Days

Day: 7.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,717,274 km

• M1: 105,766 km (0.071 R)
• M2: 420,071 km (0.115 R)
• M3: 804,687 km (0.093 R)
• M4: 1,393,205 km (0.112 R)
• M5: 2,880,058 km (0.084 R)
• M6: 3,921,259 km (0.108 R)
• M7: 4,762,897 km (0.107 R)
• M8: 5,810,980 km (0.084 R)
• M9: 6,160,590 km (0.12 R)
• M10: 8,038,791 km (0.105 R)
• M11: 9,077,599 km (0.115 R)
• M12: 9,645,323 km (0.063 R)
• M13: 10,473,048 km (0.093 R)
• M14: 10,991,853 km (0.067 R)
• M15: 13,002,598 km (0.076 R)
• M16: 13,561,645 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.4

Radius: 9.9

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.82 AU - 2.94 AU

Year: 2335 Days

Day: 10.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,717,274 km

• M1: 123,269 km (0.089 R)
• M2: 622,776 km (0.06 R)
• M3: 945,010 km (0.041 R)
• M4: 1,310,178 km (0.082 R)
• M5: 1,711,699 km (0.102 R)
• M6: 2,149,422 km (0.11 R)
• M7: 3,451,971 km (0.119 R)
• M8: 3,826,414 km (0.087 R)
• M9: 4,561,538 km (0.103 R)
• M10: 6,169,715 km (0.089 R)
• M11: 6,773,193 km (0.06 R)
• M12: 7,521,931 km (0.07 R)
• M13: 10,298,168 km (0.117 R)
• M14: 12,042,928 km (0.099 R)
• M15: 12,985,544 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.6

Radius: 13.8

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.27 AU - 3.85 AU

Year: 4271 Days

Day: 13.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,717,274 km

• M1: 172,935 km (0.105 R)
• M2: 1,124,826 km (0.115 R)
• M3: 1,622,539 km (0.119 R)
• M4: 2,343,899 km (0.109 R)
• M5: 3,369,094 km (0.062 R)
• M6: 3,973,619 km (0.048 R)
• M7: 5,765,053 km (0.075 R)
• M8: 6,478,186 km (0.039 R)
• M9: 7,051,146 km (0.066 R)
• M10: 7,657,915 km (0.111 R)
• M11: 11,732,363 km (0.083 R)
• M12: 14,205,664 km (0.075 R)
• M13: 16,017,294 km (0.096 R)
• M14: 16,478,804 km (0.086 R)
• M15: 17,732,733 km (0.095 R)
• M16: 18,351,620 km (0.032 R)
• M17: 20,295,644 km (0.086 R)
• M18: 21,248,433 km (0.056 R)
• M19: 25,359,981 km (0.116 R)
• M20: 26,305,290 km (0.04 R)
• M21: 27,437,895 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.7

Radius: 14.2

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.57 AU - 5.39 AU

Year: 7066 Days

Day: 5.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,717,274 km

• M1: 176,525 km (0.057 R)
• M2: 680,970 km (0.111 R)
• M3: 1,171,202 km (0.038 R)
• M4: 1,865,485 km (0.111 R)
• M5: 2,788,953 km (0.066 R)
• M6: 3,264,674 km (0.115 R)
• M7: 4,187,843 km (0.056 R)
• M8: 5,139,884 km (0.116 R)
• M9: 5,682,326 km (0.118 R)
• M10: 6,950,915 km (0.088 R)
• M11: 7,401,504 km (0.066 R)
• M12: 7,871,840 km (0.09 R)
• M13: 8,673,834 km (0.106 R)
• M14: 10,175,049 km (0.091 R)
• M15: 10,666,777 km (0.111 R)
• M16: 11,221,187 km (0.047 R)
• M17: 12,287,820 km (0.091 R)
• M18: 16,742,096 km (0.101 R)
• M19: 20,718,408 km (0.113 R)
• M20: 22,547,092 km (0.101 R)
• M21: 26,440,077 km (0.078 R)
• M22: 30,852,915 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.1

Radius: 7.6

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.73 AU - 6.47 AU

Year: 9579 Days

Day: 16.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,717,274 km

• M1: 94,546 km (0.065 R)
• M2: 391,348 km (0.082 R)
• M3: 718,219 km (0.118 R)
• M4: 1,249,741 km (0.029 R)
• M5: 1,708,108 km (0.039 R)
• M6: 2,370,079 km (0.109 R)
• M7: 3,828,509 km (0.095 R)
• M8: 4,857,892 km (0.066 R)
• M9: 5,841,797 km (0.095 R)
• M10: 7,840,424 km (0.113 R)
• M11: 8,380,772 km (0.111 R)
• M12: 10,046,544 km (0.039 R)
• M13: 11,067,849 km (0.066 R)
• M14: 11,689,877 km (0.12 R)
• M15: 12,334,943 km (0.079 R)
• M16: 12,635,934 km (0.108 R)
• M17: 13,568,527 km (0.072 R)
• M18: 16,206,685 km (0.114 R)
• M19: 18,066,935 km (0.042 R)
• M20: 20,565,668 km (0.106 R)
• M21: 21,160,170 km (0.089 R)
• M22: 24,306,213 km (0.114 R)
• M23: 25,355,941 km (0.115 R)
• M24: 25,647,508 km (0.106 R)
• M25: 26,336,256 km (0.113 R)
• M26: 28,897,222 km (0.1 R)
• M27: 34,627,419 km (0.081 R)
• M28: 39,749,501 km (0.065 R)
• M29: 40,406,684 km (0.108 R)
• M30: 42,285,633 km (0.099 R)
• M31: 47,089,670 km (0.085 R)
• M32: 50,384,563 km (0.076 R)
• M33: 50,845,474 km (0.111 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: 424 - 13,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit