🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384

Radius: 12.8

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.97 AU - 1.21 AU

Year: 735 Days

Day: 13.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,588,854 km

• M1: 159,471 km (0.033 R)
• M2: 573,558 km (0.076 R)
• M3: 1,042,099 km (0.108 R)
• M4: 1,440,328 km (0.054 R)
• M5: 2,080,308 km (0.106 R)
• M6: 2,594,027 km (0.119 R)
• M7: 3,097,873 km (0.068 R)
• M8: 3,575,838 km (0.087 R)
• M9: 4,145,656 km (0.057 R)
• M10: 5,114,153 km (0.061 R)
• M11: 5,538,113 km (0.11 R)
• M12: 6,852,480 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.8

Radius: 14.5

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.41 AU - 2.33 AU

Year: 1651 Days

Day: 7.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,588,854 km

• M1: 180,265 km (0.063 R)
• M2: 774,169 km (0.08 R)
• M3: 1,320,052 km (0.109 R)
• M4: 1,795,623 km (0.087 R)
• M5: 2,752,152 km (0.107 R)
• M6: 3,885,655 km (0.086 R)
• M7: 4,787,880 km (0.119 R)
• M8: 5,267,790 km (0.042 R)
• M9: 6,349,682 km (0.069 R)
• M10: 6,853,078 km (0.089 R)
• M11: 7,798,687 km (0.1 R)
• M12: 9,982,666 km (0.091 R)
• M13: 11,599,669 km (0.098 R)
• M14: 13,304,187 km (0.059 R)
• M15: 13,963,615 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.5

Radius: 13.7

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.81 AU - 2.31 AU

Year: 1909 Days

Day: 6.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,588,854 km

• M1: 170,392 km (0.081 R)
• M2: 616,792 km (0.087 R)
• M3: 1,047,035 km (0.117 R)
• M4: 1,482,515 km (0.032 R)
• M5: 2,063,553 km (0.071 R)
• M6: 2,755,742 km (0.077 R)
• M7: 3,222,189 km (0.089 R)
• M8: 3,921,559 km (0.12 R)
• M9: 4,570,963 km (0.105 R)
• M10: 5,435,639 km (0.093 R)
• M11: 6,690,914 km (0.071 R)
• M12: 7,647,443 km (0.116 R)
• M13: 8,158,918 km (0.063 R)
• M14: 9,131,304 km (0.1 R)
• M15: 9,584,287 km (0.117 R)
• M16: 10,147,822 km (0.107 R)
• M17: 10,601,253 km (0.055 R)
• M18: 11,900,810 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.4

Radius: 14

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.63 AU - 2.49 AU

Year: 1909 Days

Day: 6 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,588,854 km

• M1: 174,132 km (0.049 R)
• M2: 654,640 km (0.098 R)
• M3: 1,361,341 km (0.096 R)
• M4: 1,818,661 km (0.072 R)
• M5: 2,527,157 km (0.091 R)
• M6: 2,992,406 km (0.099 R)
• M7: 3,573,893 km (0.104 R)
• M8: 5,365,328 km (0.114 R)
• M9: 7,695,913 km (0.111 R)
• M10: 8,364,466 km (0.041 R)
• M11: 9,497,370 km (0.083 R)

Asteroid Belt

Center: 2.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.7

Radius: 9.6

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.77 AU - 3.56 AU

Year: 3627 Days

Day: 12.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,588,854 km

• M1: 121,174 km (0.1 R)
• M2: 515,813 km (0.116 R)
• M3: 949,946 km (0.103 R)
• M4: 1,315,414 km (0.117 R)
• M5: 1,691,204 km (0.109 R)
• M6: 2,016,430 km (0.099 R)
• M7: 2,862,705 km (0.075 R)
• M8: 3,385,849 km (0.057 R)
• M9: 3,950,581 km (0.102 R)
• M10: 4,963,358 km (0.076 R)
• M11: 6,981,134 km (0.093 R)
• M12: 7,862,266 km (0.118 R)
• M13: 10,286,050 km (0.114 R)
• M14: 11,382,004 km (0.096 R)
• M15: 12,741,251 km (0.076 R)
• M16: 13,755,075 km (0.071 R)
• M17: 14,307,092 km (0.075 R)
• M18: 15,401,998 km (0.041 R)
• M19: 16,107,203 km (0.111 R)
• M20: 18,412,656 km (0.112 R)
• M21: 18,960,184 km (0.114 R)
• M22: 20,863,966 km (0.097 R)
• M23: 21,526,086 km (0.088 R)
• M24: 23,810,296 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.1

Radius: 8.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.82 AU - 4.54 AU

Year: 5518 Days

Day: 10.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,588,854 km

• M1: 109,506 km (0.103 R)
• M2: 770,429 km (0.065 R)
• M3: 1,111,811 km (0.082 R)
• M4: 1,387,969 km (0.119 R)
• M5: 1,992,045 km (0.112 R)
• M6: 2,510,551 km (0.102 R)
• M7: 3,756,103 km (0.104 R)
• M8: 5,579,103 km (0.069 R)
• M9: 6,609,234 km (0.079 R)
• M10: 8,611,751 km (0.075 R)
• M11: 9,041,546 km (0.104 R)
• M12: 13,152,495 km (0.115 R)
• M13: 14,509,198 km (0.06 R)
• M14: 14,913,262 km (0.092 R)
• M15: 18,717,686 km (0.069 R)
• M16: 21,002,643 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.8

Radius: 7.4

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7 AU - 9.96 AU

Year: 15944 Days

Day: 21.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,588,854 km

• M1: 92,003 km (0.04 R)
• M2: 402,867 km (0.12 R)
• M3: 1,088,175 km (0.06 R)
• M4: 1,420,731 km (0.117 R)
• M5: 2,312,035 km (0.087 R)
• M6: 2,579,067 km (0.059 R)
• M7: 2,843,706 km (0.107 R)
• M8: 3,078,126 km (0.115 R)
• M9: 3,639,866 km (0.047 R)
• M10: 4,899,629 km (0.042 R)
• M11: 5,849,277 km (0.082 R)
• M12: 6,191,557 km (0.07 R)
• M13: 7,127,441 km (0.081 R)
• M14: 7,386,395 km (0.083 R)
• M15: 8,727,839 km (0.113 R)
• M16: 10,721,679 km (0.111 R)
• M17: 11,586,205 km (0.103 R)
• M18: 12,684,104 km (0.087 R)
• M19: 13,129,308 km (0.116 R)
• M20: 16,844,421 km (0.086 R)
• M21: 17,227,541 km (0.117 R)
• M22: 19,147,630 km (0.106 R)
• M23: 22,014,523 km (0.117 R)
• M24: 24,858,229 km (0.071 R)
• M25: 26,367,971 km (0.039 R)
• M26: 28,800,133 km (0.116 R)
• M27: 30,464,410 km (0.112 R)
• M28: 32,545,166 km (0.037 R)
• M29: 37,504,485 km (0.054 R)
• M30: 41,122,510 km (0.09 R)
• M31: 43,948,114 km (0.083 R)
• M32: 58,098,278 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.8

Radius: 5.8

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.61 AU - 11.89 AU

Year: 22758 Days

Day: 21.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,588,854 km

• M1: 89,609 km (0.11 R)
• M2: 721,211 km (0.058 R)
• M3: 1,669,811 km (0.077 R)
• M4: 1,856,659 km (0.081 R)
• M5: 2,334,026 km (0.105 R)
• M6: 2,568,595 km (0.075 R)
• M7: 5,594,212 km (0.111 R)
• M8: 5,976,585 km (0.077 R)
• M9: 6,294,929 km (0.079 R)
• M10: 15,579,122 km (0.073 R)
• M11: 15,954,314 km (0.096 R)
• M12: 18,085,036 km (0.072 R)
• M13: 21,765,144 km (0.09 R)
• M14: 26,441,723 km (0.079 R)
• M15: 29,069,559 km (0.115 R)
• M16: 34,965,211 km (0.101 R)
• M17: 35,221,472 km (0.093 R)
• M18: 41,181,152 km (0.052 R)
• M19: 54,701,957 km (0.071 R)
• M20: 56,796,178 km (0.116 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 15,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit