🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.3

Radius: 9

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.42 AU - 0.66 AU

Year: 274 Days

Day: 11.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,485,116 km

• M1: 116,387 km (0.06 R)
• M2: 319,990 km (0.08 R)
• M3: 490,382 km (0.103 R)
• M4: 737,368 km (0.118 R)
• M5: 1,050,327 km (0.092 R)
• M6: 1,219,522 km (0.043 R)
• M7: 1,412,204 km (0.098 R)
• M8: 1,646,175 km (0.038 R)
• M9: 1,955,843 km (0.115 R)
• M10: 2,413,014 km (0.074 R)
• M11: 2,587,594 km (0.076 R)
• M12: 3,171,475 km (0.076 R)
• M13: 3,417,863 km (0.117 R)
• M14: 3,729,176 km (0.047 R)
• M15: 3,971,823 km (0.105 R)
• M16: 4,282,089 km (0.034 R)
• M17: 4,489,731 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.4

Radius: 14.7

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.83 AU - 0.85 AU

Year: 531 Days

Day: 8.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,485,116 km

• M1: 191,186 km (0.097 R)
• M2: 504,145 km (0.093 R)
• M3: 869,762 km (0.115 R)
• M4: 1,530,386 km (0.082 R)
• M5: 1,990,250 km (0.083 R)
• M6: 2,468,365 km (0.109 R)
• M7: 2,903,545 km (0.086 R)
• M8: 3,233,558 km (0.096 R)
• M9: 4,616,889 km (0.084 R)
• M10: 4,929,100 km (0.08 R)
• M11: 5,547,987 km (0.109 R)
• M12: 5,903,880 km (0.118 R)
• M13: 6,324,549 km (0.093 R)
• M14: 6,815,679 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.4

Radius: 8.5

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.35 AU - 1.61 AU

Year: 1243 Days

Day: 8.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,485,116 km

• M1: 108,608 km (0.117 R)
• M2: 323,730 km (0.072 R)
• M3: 514,766 km (0.074 R)
• M4: 722,408 km (0.082 R)
• M5: 1,124,378 km (0.066 R)
• M6: 1,502,860 km (0.064 R)
• M7: 1,832,873 km (0.091 R)
• M8: 2,373,221 km (0.065 R)
• M9: 2,580,862 km (0.107 R)
• M10: 3,297,137 km (0.096 R)
• M11: 3,512,857 km (0.047 R)
• M12: 4,104,367 km (0.087 R)
• M13: 4,907,259 km (0.051 R)
• M14: 5,219,769 km (0.084 R)
• M15: 5,630,415 km (0.102 R)
• M16: 6,202,777 km (0.047 R)
• M17: 6,678,049 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.6

Radius: 9.5

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.38 AU - 2.28 AU

Year: 1709 Days

Day: 6.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,485,116 km

• M1: 118,781 km (0.044 R)
• M2: 335,398 km (0.117 R)
• M3: 734,077 km (0.098 R)
• M4: 965,056 km (0.089 R)
• M5: 1,527,544 km (0.084 R)
• M6: 2,140,746 km (0.1 R)
• M7: 2,519,677 km (0.107 R)
• M8: 2,747,066 km (0.087 R)
• M9: 3,134,973 km (0.07 R)
• M10: 3,389,289 km (0.045 R)
• M11: 3,623,859 km (0.1 R)
• M12: 3,882,065 km (0.081 R)
• M13: 5,586,433 km (0.12 R)
• M14: 6,577,968 km (0.032 R)
• M15: 6,802,664 km (0.116 R)
• M16: 7,327,603 km (0.07 R)
• M17: 8,950,141 km (0.081 R)
• M18: 9,164,515 km (0.112 R)
• M19: 9,798,361 km (0.069 R)
• M20: 9,997,626 km (0.078 R)
• M21: 11,965,137 km (0.101 R)
• M22: 12,491,871 km (0.11 R)
• M23: 14,410,763 km (0.115 R)
• M24: 14,744,067 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.1

Radius: 13.9

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.43 AU - 3.19 AU

Year: 3251 Days

Day: 10.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,485,116 km

• M1: 172,935 km (0.103 R)
• M2: 557,850 km (0.106 R)
• M3: 849,118 km (0.113 R)
• M4: 1,242,261 km (0.092 R)
• M5: 1,953,748 km (0.073 R)
• M6: 2,283,163 km (0.108 R)
• M7: 3,059,276 km (0.071 R)
• M8: 3,748,623 km (0.061 R)
• M9: 5,061,644 km (0.113 R)
• M10: 5,690,404 km (0.069 R)
• M11: 6,308,243 km (0.099 R)
• M12: 6,654,562 km (0.084 R)
• M13: 7,859,274 km (0.073 R)
• M14: 8,330,507 km (0.084 R)
• M15: 9,736,577 km (0.03 R)
• M16: 12,055,344 km (0.113 R)
• M17: 12,500,697 km (0.082 R)
• M18: 13,131,103 km (0.079 R)
• M19: 13,452,140 km (0.092 R)
• M20: 14,813,181 km (0.045 R)
• M21: 15,345,600 km (0.106 R)
• M22: 16,004,728 km (0.073 R)
• M23: 16,399,068 km (0.091 R)
• M24: 18,781,564 km (0.083 R)
• M25: 19,684,537 km (0.105 R)
• M26: 21,146,557 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.2

Radius: 9.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.42 AU - 3.9 AU

Year: 3877 Days

Day: 5.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,485,116 km

• M1: 121,324 km (0.08 R)
• M2: 301,889 km (0.057 R)
• M3: 1,222,364 km (0.087 R)
• M4: 1,458,130 km (0.108 R)
• M5: 1,808,040 km (0.106 R)
• M6: 2,072,080 km (0.039 R)
• M7: 2,503,969 km (0.097 R)
• M8: 2,728,964 km (0.064 R)
• M9: 3,100,865 km (0.108 R)
• M10: 3,448,530 km (0.097 R)
• M11: 3,988,429 km (0.119 R)
• M12: 4,364,817 km (0.074 R)
• M13: 5,577,906 km (0.098 R)
• M14: 7,320,422 km (0.071 R)
• M15: 8,231,174 km (0.097 R)
• M16: 9,466,404 km (0.111 R)
• M17: 9,768,143 km (0.059 R)
• M18: 10,018,569 km (0.053 R)
• M19: 11,052,291 km (0.116 R)
• M20: 11,558,380 km (0.102 R)
• M21: 12,323,274 km (0.084 R)
• M22: 13,016,960 km (0.118 R)
• M23: 13,209,342 km (0.076 R)
• M24: 13,598,596 km (0.083 R)
• M25: 14,461,626 km (0.107 R)
• M26: 14,800,765 km (0.038 R)
• M27: 15,143,643 km (0.079 R)
• M28: 15,351,434 km (0.091 R)
• M29: 16,089,700 km (0.077 R)
• M30: 16,591,451 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.8

Radius: 12.3

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.12 AU - 3.98 AU

Year: 4617 Days

Day: 12.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,485,116 km

• M1: 155,283 km (0.118 R)
• M2: 712,385 km (0.062 R)
• M3: 1,438,982 km (0.114 R)
• M4: 2,643,095 km (0.057 R)
• M5: 4,280,444 km (0.078 R)
• M6: 5,101,886 km (0.113 R)
• M7: 5,385,075 km (0.056 R)
• M8: 9,661,629 km (0.104 R)
• M9: 10,482,024 km (0.116 R)
• M10: 10,857,664 km (0.118 R)
• M11: 12,057,888 km (0.111 R)
• M12: 12,528,672 km (0.052 R)
• M13: 12,767,430 km (0.099 R)
• M14: 17,416,184 km (0.033 R)
• M15: 18,433,150 km (0.074 R)
• M16: 19,905,941 km (0.099 R)
• M17: 22,335,710 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.6

Radius: 11.8

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.63 AU - 3.69 AU

Year: 4833 Days

Day: 6.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 165.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,485,116 km

• M1: 203,453 km (0.083 R)
• M2: 520,301 km (0.081 R)
• M3: 2,407,479 km (0.042 R)
• M4: 3,608,301 km (0.085 R)
• M5: 4,108,257 km (0.093 R)
• M6: 6,070,382 km (0.109 R)
• M7: 6,417,599 km (0.081 R)
• M8: 6,719,039 km (0.118 R)
• M9: 7,256,544 km (0.099 R)
• M10: 7,665,993 km (0.092 R)
• M11: 8,148,147 km (0.045 R)
• M12: 8,740,106 km (0.075 R)
• M13: 9,287,634 km (0.104 R)
• M14: 9,852,067 km (0.107 R)
• M15: 10,712,704 km (0.04 R)
• M16: 11,427,632 km (0.086 R)
• M17: 11,867,898 km (0.038 R)
• M18: 12,128,498 km (0.068 R)
• M19: 12,966,395 km (0.118 R)
• M20: 13,435,385 km (0.102 R)
• M21: 15,101,307 km (0.111 R)
• M22: 18,449,457 km (0.097 R)
• M23: 20,347,405 km (0.076 R)
• M24: 20,689,086 km (0.088 R)
• M25: 20,984,393 km (0.034 R)
• M26: 25,501,650 km (0.116 R)
• M27: 26,937,640 km (0.112 R)
• M28: 27,387,331 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.8

Radius: 7.1

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.33 AU - 10.33 AU

Year: 16595 Days

Day: 18.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 55,485,116 km

• M1: 94,995 km (0.095 R)
• M2: 359,783 km (0.1 R)
• M3: 2,554,683 km (0.109 R)
• M4: 2,818,424 km (0.119 R)
• M5: 2,968,022 km (0.094 R)
• M6: 3,662,305 km (0.101 R)
• M7: 5,007,789 km (0.109 R)
• M8: 5,343,486 km (0.058 R)
• M9: 5,655,099 km (0.118 R)
• M10: 5,975,687 km (0.119 R)
• M11: 6,194,399 km (0.046 R)
• M12: 6,913,217 km (0.101 R)
• M13: 7,549,606 km (0.049 R)
• M14: 9,445,909 km (0.037 R)
• M15: 11,009,057 km (0.052 R)
• M16: 11,456,205 km (0.079 R)
• M17: 12,587,165 km (0.113 R)
• M18: 13,552,370 km (0.109 R)
• M19: 17,522,847 km (0.035 R)
• M20: 18,213,242 km (0.066 R)
• M21: 19,568,598 km (0.047 R)
• M22: 21,245,740 km (0.066 R)
• M23: 22,005,548 km (0.092 R)
• M24: 22,145,122 km (0.107 R)
• M25: 22,496,079 km (0.117 R)
• M26: 23,782,471 km (0.052 R)
• M27: 24,439,056 km (0.102 R)
• M28: 28,013,847 km (0.1 R)
• M29: 28,646,646 km (0.102 R)
• M30: 29,125,957 km (0.117 R)
• M31: 31,332,227 km (0.112 R)
• M32: 31,498,729 km (0.119 R)
• M33: 32,085,452 km (0.089 R)
• M34: 33,619,129 km (0.048 R)
• M35: 35,100,448 km (0.115 R)
• M36: 41,346,159 km (0.056 R)
• M37: 45,259,340 km (0.059 R)
• M38: 47,282,501 km (0.102 R)
• M39: 48,724,924 km (0.101 R)
• M40: 49,559,082 km (0.114 R)
• M41: 50,611,652 km (0.081 R)
• M42: 51,889,218 km (0.102 R)
• M43: 52,966,173 km (0.099 R)
• M44: 53,291,399 km (0.072 R)
• M45: 53,835,636 km (0.091 R)
• M46: 54,932,488 km (0.073 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 19,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit