🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.1

Radius: 9.5

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.03 AU - 1.13 AU

Year: 761 Days

Day: 13.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,167,213 km

• M1: 118,482 km (0.106 R)
• M2: 915,689 km (0.076 R)
• M3: 1,277,267 km (0.1 R)
• M4: 1,820,606 km (0.109 R)
• M5: 2,544,959 km (0.102 R)
• M6: 3,042,372 km (0.071 R)
• M7: 3,422,799 km (0.049 R)
• M8: 4,673,737 km (0.03 R)
• M9: 5,020,505 km (0.063 R)
• M10: 6,842,906 km (0.081 R)
• M11: 7,545,866 km (0.111 R)
• M12: 7,854,786 km (0.053 R)
• M13: 8,497,757 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.7

Radius: 8.1

Gravity: 13.24 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.27 AU - 1.41 AU

Year: 1052 Days

Day: 14.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,167,213 km

• M1: 100,829 km (0.096 R)
• M2: 559,197 km (0.071 R)
• M3: 1,124,527 km (0.077 R)
• M4: 1,457,532 km (0.048 R)
• M5: 2,302,610 km (0.073 R)
• M6: 2,576,524 km (0.093 R)
• M7: 3,426,090 km (0.073 R)
• M8: 4,032,111 km (0.036 R)
• M9: 4,290,317 km (0.094 R)
• M10: 4,577,994 km (0.093 R)
• M11: 5,132,254 km (0.117 R)
• M12: 5,751,889 km (0.109 R)
• M13: 6,490,154 km (0.056 R)
• M14: 7,726,880 km (0.061 R)
• M15: 8,653,040 km (0.109 R)
• M16: 9,172,294 km (0.075 R)
• M17: 9,896,946 km (0.11 R)
• M18: 10,921,692 km (0.073 R)
• M19: 11,562,719 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.2

Radius: 8.6

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.33 AU - 3.23 AU

Year: 3144 Days

Day: 8 Hours

Environment

Temp: -214 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,167,213 km

• M1: 106,962 km (0.067 R)
• M2: 539,450 km (0.073 R)
• M3: 840,590 km (0.12 R)
• M4: 1,119,142 km (0.085 R)
• M5: 1,759,421 km (0.04 R)
• M6: 2,379,953 km (0.078 R)
• M7: 3,152,775 km (0.111 R)
• M8: 3,954,021 km (0.098 R)
• M9: 4,630,503 km (0.084 R)
• M10: 5,225,454 km (0.047 R)
• M11: 6,082,500 km (0.03 R)
• M12: 6,819,419 km (0.083 R)
• M13: 8,256,905 km (0.073 R)
• M14: 9,273,273 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.3

Radius: 8.3

Gravity: 11.6 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.18 AU - 3.52 AU

Year: 3263 Days

Day: 9.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,167,213 km

• M1: 103,223 km (0.109 R)
• M2: 436,527 km (0.069 R)
• M3: 951,293 km (0.085 R)
• M4: 1,280,408 km (0.092 R)
• M5: 1,970,503 km (0.091 R)
• M6: 2,273,439 km (0.076 R)
• M7: 2,544,361 km (0.103 R)
• M8: 2,870,933 km (0.077 R)
• M9: 3,262,430 km (0.071 R)
• M10: 3,628,796 km (0.083 R)
• M11: 4,044,079 km (0.114 R)
• M12: 5,044,440 km (0.078 R)
• M13: 5,508,942 km (0.11 R)
• M14: 7,657,915 km (0.072 R)
• M15: 8,663,213 km (0.117 R)
• M16: 9,675,990 km (0.117 R)
• M17: 10,765,512 km (0.081 R)
• M18: 13,918,735 km (0.065 R)
• M19: 14,729,107 km (0.063 R)
• M20: 17,581,041 km (0.104 R)
• M21: 18,467,558 km (0.094 R)
• M22: 18,830,333 km (0.035 R)
• M23: 21,438,572 km (0.039 R)
• M24: 22,177,286 km (0.119 R)
• M25: 23,141,893 km (0.089 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.7

Radius: 13.1

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.23 AU - 4.83 AU

Year: 6539 Days

Day: 6.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,167,213 km

• M1: 163,810 km (0.096 R)
• M2: 639,082 km (0.057 R)
• M3: 1,270,236 km (0.077 R)
• M4: 2,019,122 km (0.094 R)
• M5: 3,127,343 km (0.103 R)
• M6: 3,576,735 km (0.066 R)
• M7: 4,396,831 km (0.067 R)
• M8: 5,105,626 km (0.078 R)
• M9: 6,511,846 km (0.093 R)
• M10: 7,397,316 km (0.07 R)
• M11: 11,509,013 km (0.079 R)
• M12: 12,326,416 km (0.099 R)
• M13: 15,740,538 km (0.053 R)
• M14: 16,176,018 km (0.065 R)
• M15: 16,941,510 km (0.071 R)
• M16: 17,597,646 km (0.035 R)
• M17: 18,339,053 km (0.107 R)
• M18: 20,688,488 km (0.093 R)
• M19: 23,554,035 km (0.12 R)
• M20: 24,454,614 km (0.079 R)
• M21: 25,977,820 km (0.114 R)
• M22: 27,833,581 km (0.084 R)
• M23: 30,347,723 km (0.05 R)
• M24: 32,105,648 km (0.105 R)
• M25: 32,706,433 km (0.099 R)
• M26: 33,930,443 km (0.116 R)
• M27: 35,290,736 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.2

Radius: 12.1

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.85 AU - 5.65 AU

Year: 8159 Days

Day: 6.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,167,213 km

• M1: 162,164 km (0.103 R)
• M2: 540,198 km (0.106 R)
• M3: 1,057,657 km (0.11 R)
• M4: 2,419,297 km (0.116 R)
• M5: 3,201,095 km (0.117 R)
• M6: 3,639,417 km (0.056 R)
• M7: 4,304,828 km (0.115 R)
• M8: 4,724,600 km (0.118 R)
• M9: 6,291,338 km (0.059 R)
• M10: 7,766,972 km (0.086 R)
• M11: 8,392,141 km (0.071 R)
• M12: 8,827,322 km (0.114 R)
• M13: 9,648,913 km (0.062 R)
• M14: 10,975,846 km (0.104 R)
• M15: 13,335,304 km (0.093 R)
• M16: 14,110,670 km (0.111 R)
• M17: 16,147,445 km (0.088 R)
• M18: 16,822,430 km (0.115 R)
• M19: 19,408,828 km (0.048 R)
• M20: 20,482,791 km (0.092 R)
• M21: 20,875,784 km (0.038 R)
• M22: 22,665,274 km (0.112 R)
• M23: 24,820,381 km (0.117 R)
• M24: 27,392,717 km (0.103 R)
• M25: 28,255,896 km (0.078 R)
• M26: 29,038,443 km (0.084 R)
• M27: 31,576,969 km (0.077 R)
• M28: 35,374,660 km (0.077 R)
• M29: 39,104,135 km (0.076 R)
• M30: 40,567,801 km (0.051 R)
• M31: 42,067,669 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.7

Radius: 3.3

Gravity: 75.36 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.26 AU - 7.04 AU

Year: 9109 Days

Day: 15.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,167,213 km

• M1: 40,990 km (0.109 R)
• M2: 315,203 km (0.096 R)
• M3: 833,559 km (0.061 R)
• M4: 981,811 km (0.115 R)
• M5: 1,231,041 km (0.059 R)
• M6: 2,179,491 km (0.107 R)
• M7: 2,403,739 km (0.107 R)
• M8: 2,643,095 km (0.086 R)
• M9: 4,084,919 km (0.058 R)
• M10: 6,839,465 km (0.086 R)
• M11: 8,616,089 km (0.073 R)
• M12: 9,175,137 km (0.051 R)
• M13: 12,164,102 km (0.091 R)
• M14: 12,512,067 km (0.087 R)
• M15: 13,288,779 km (0.095 R)
• M16: 17,220,510 km (0.05 R)
• M17: 20,775,255 km (0.083 R)
• M18: 21,523,693 km (0.056 R)
• M19: 25,442,409 km (0.1 R)
• M20: 26,106,624 km (0.079 R)
• M21: 26,491,389 km (0.057 R)
• M22: 27,173,705 km (0.065 R)
• M23: 29,187,741 km (0.058 R)
• M24: 32,281,425 km (0.051 R)
• M25: 34,885,176 km (0.106 R)
• M26: 38,116,041 km (0.115 R)
• M27: 39,613,965 km (0.037 R)
• M28: 40,121,850 km (0.095 R)
• M29: 41,410,486 km (0.054 R)
• M30: 45,027,314 km (0.094 R)
• M31: 47,694,793 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.8

Radius: 7.2

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 8.51 AU - 9.91 AU

Year: 18957 Days

Day: 21.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,167,213 km

• M1: 89,609 km (0.047 R)
• M2: 333,005 km (0.082 R)
• M3: 567,126 km (0.055 R)
• M4: 1,609,224 km (0.1 R)
• M5: 2,116,211 km (0.103 R)
• M6: 3,019,334 km (0.112 R)
• M7: 3,529,014 km (0.1 R)
• M8: 3,789,763 km (0.096 R)
• M9: 4,063,377 km (0.046 R)
• M10: 7,339,870 km (0.084 R)
• M11: 9,750,939 km (0.032 R)
• M12: 10,383,289 km (0.05 R)
• M13: 11,042,716 km (0.108 R)
• M14: 17,275,413 km (0.09 R)
• M15: 21,268,180 km (0.072 R)
• M16: 28,404,896 km (0.104 R)
• M17: 29,219,307 km (0.097 R)
• M18: 34,305,485 km (0.031 R)
• M19: 35,362,244 km (0.045 R)
• M20: 41,863,468 km (0.029 R)
• M21: 43,681,681 km (0.03 R)
• M22: 44,299,221 km (0.083 R)
• M23: 45,079,374 km (0.061 R)
• M24: 49,118,067 km (0.119 R)
• M25: 49,618,323 km (0.052 R)
• M26: 52,170,911 km (0.045 R)
• M27: 56,434,899 km (0.108 R)
• M28: 57,536,089 km (0.107 R)
• M29: 60,733,744 km (0.112 R)
• M30: 61,117,612 km (0.08 R)
• M31: 69,766,313 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.9

Radius: 6.2

Gravity: 15.87 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.1 AU - 10.72 AU

Year: 19578 Days

Day: 18.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,167,213 km

• M1: 84,523 km (0.063 R)
• M2: 954,285 km (0.084 R)
• M3: 1,176,737 km (0.026 R)
• M4: 3,115,226 km (0.079 R)
• M5: 3,818,186 km (0.104 R)
• M6: 4,452,930 km (0.079 R)
• M7: 4,901,574 km (0.056 R)
• M8: 5,118,641 km (0.101 R)
• M9: 5,768,943 km (0.12 R)
• M10: 6,052,131 km (0.109 R)
• M11: 7,002,976 km (0.088 R)
• M12: 8,200,058 km (0.098 R)
• M13: 8,403,660 km (0.117 R)
• M14: 9,583,838 km (0.066 R)
• M15: 10,870,529 km (0.074 R)
• M16: 11,747,023 km (0.059 R)
• M17: 14,807,796 km (0.118 R)
• M18: 22,051,773 km (0.115 R)
• M19: 23,146,979 km (0.102 R)
• M20: 25,337,691 km (0.108 R)
• M21: 32,099,215 km (0.079 R)
• M22: 33,763,940 km (0.089 R)
• M23: 40,851,887 km (0.078 R)
• M24: 42,197,670 km (0.093 R)
• M25: 48,041,411 km (0.099 R)
• M26: 53,688,881 km (0.101 R)
• M27: 63,658,681 km (0.079 R)
• M28: 66,075,435 km (0.057 R)
• M29: 66,484,136 km (0.09 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 17,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit