🌌 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: 929.7

Radius: 8

Gravity: 14.53 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.99 AU - 1.37 AU

Year: 828 Days

Day: 11.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,760,213 km

• M1: 99,632 km (0.059 R)
• M2: 358,287 km (0.099 R)
• M3: 655,837 km (0.029 R)
• M4: 949,498 km (0.078 R)
• M5: 1,302,549 km (0.082 R)
• M6: 1,688,362 km (0.116 R)
• M7: 1,937,891 km (0.112 R)
• M8: 2,287,501 km (0.058 R)
• M9: 3,292,948 km (0.112 R)
• M10: 3,808,762 km (0.075 R)
• M11: 5,682,625 km (0.046 R)
• M12: 6,077,862 km (0.119 R)
• M13: 6,670,868 km (0.106 R)
• M14: 7,182,194 km (0.061 R)
• M15: 8,494,466 km (0.083 R)
• M16: 8,983,801 km (0.088 R)
• M17: 9,235,574 km (0.084 R)
• M18: 9,520,708 km (0.069 R)
• M19: 10,078,857 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.2

Radius: 12.9

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.55 AU - 1.99 AU

Year: 1520 Days

Day: 14 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,760,213 km

• M1: 160,519 km (0.116 R)
• M2: 607,816 km (0.099 R)
• M3: 2,334,325 km (0.062 R)
• M4: 3,139,162 km (0.092 R)
• M5: 4,472,378 km (0.104 R)
• M6: 4,924,164 km (0.109 R)
• M7: 5,760,565 km (0.081 R)
• M8: 6,249,002 km (0.119 R)
• M9: 10,483,071 km (0.084 R)
• M10: 11,392,327 km (0.105 R)
• M11: 12,127,002 km (0.072 R)
• M12: 13,731,888 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.8

Radius: 14.4

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.9 AU - 2.66 AU

Year: 2223 Days

Day: 8 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,760,213 km

• M1: 179,368 km (0.104 R)
• M2: 631,752 km (0.058 R)
• M3: 1,188,106 km (0.102 R)
• M4: 2,323,554 km (0.086 R)
• M5: 2,784,764 km (0.094 R)
• M6: 4,934,037 km (0.085 R)
• M7: 5,605,582 km (0.096 R)
• M8: 6,229,106 km (0.108 R)
• M9: 7,432,022 km (0.054 R)
• M10: 8,581,981 km (0.11 R)
• M11: 9,305,885 km (0.115 R)
• M12: 10,797,226 km (0.091 R)
• M13: 11,807,162 km (0.036 R)
• M14: 13,371,058 km (0.12 R)
• M15: 14,583,848 km (0.075 R)
• M16: 15,365,796 km (0.075 R)
• M17: 16,643,511 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.4

Radius: 14.2

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.17 AU - 6.59 AU

Year: 8057 Days

Day: 14 Hours

Environment

Temp: -217 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,760,213 km

• M1: 176,974 km (0.114 R)
• M2: 884,273 km (0.074 R)
• M3: 1,517,970 km (0.051 R)
• M4: 1,987,707 km (0.075 R)
• M5: 2,519,677 km (0.083 R)
• M6: 4,309,466 km (0.09 R)
• M7: 4,831,114 km (0.063 R)
• M8: 5,395,098 km (0.12 R)
• M9: 6,584,999 km (0.064 R)
• M10: 8,105,063 km (0.095 R)
• M11: 10,514,038 km (0.104 R)
• M12: 11,935,666 km (0.101 R)
• M13: 13,655,294 km (0.104 R)
• M14: 17,650,604 km (0.101 R)
• M15: 20,177,611 km (0.086 R)
• M16: 26,298,857 km (0.087 R)
• M17: 27,211,105 km (0.117 R)
• M18: 31,886,188 km (0.076 R)
• M19: 32,402,151 km (0.1 R)
• M20: 39,863,644 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63.6

Radius: 4.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.71 AU - 7.15 AU

Year: 11779 Days

Day: 15.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 92,760,213 km

• M1: 58,642 km (0.085 R)
• M2: 367,861 km (0.056 R)
• M3: 672,143 km (0.085 R)
• M4: 3,337,977 km (0.029 R)
• M5: 3,513,306 km (0.11 R)
• M6: 4,414,184 km (0.119 R)
• M7: 4,993,128 km (0.117 R)
• M8: 6,907,233 km (0.027 R)
• M9: 8,556,699 km (0.096 R)
• M10: 9,072,363 km (0.115 R)
• M11: 13,967,056 km (0.083 R)
• M12: 14,474,641 km (0.113 R)
• M13: 15,580,469 km (0.107 R)
• M14: 21,827,825 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.6

Radius: 5.5

Gravity: 14.04 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.81 AU - 8.27 AU

Year: 14720 Days

Day: 17.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 105.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,760,213 km

• M1: 68,516 km (0.114 R)
• M2: 250,277 km (0.095 R)
• M3: 454,030 km (0.114 R)
• M4: 661,971 km (0.107 R)
• M5: 893,698 km (0.045 R)
• M6: 1,316,910 km (0.063 R)
• M7: 1,494,483 km (0.07 R)
• M8: 1,831,676 km (0.053 R)
• M9: 2,181,137 km (0.104 R)
• M10: 3,577,035 km (0.088 R)
• M11: 4,754,071 km (0.064 R)
• M12: 6,093,869 km (0.088 R)
• M13: 6,435,551 km (0.111 R)
• M14: 8,201,554 km (0.085 R)
• M15: 9,000,257 km (0.057 R)
• M16: 10,057,016 km (0.113 R)
• M17: 10,805,753 km (0.078 R)
• M18: 11,533,846 km (0.042 R)
• M19: 12,595,243 km (0.091 R)
• M20: 13,025,038 km (0.109 R)
• M21: 15,670,826 km (0.101 R)
• M22: 16,748,828 km (0.107 R)
• M23: 18,029,535 km (0.028 R)
• M24: 22,261,210 km (0.072 R)
• M25: 24,653,579 km (0.094 R)
• M26: 27,008,998 km (0.055 R)
• M27: 36,307,104 km (0.057 R)
• M28: 39,346,634 km (0.096 R)
• M29: 43,796,871 km (0.099 R)
• M30: 46,943,064 km (0.119 R)
• M31: 47,530,834 km (0.099 R)
• M32: 52,568,393 km (0.103 R)
• M33: 52,884,642 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.3

Radius: 3.3

Gravity: 75.6 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.16 AU - 8.64 AU

Year: 15719 Days

Day: 22.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,760,213 km

• M1: 145,708 km (0.109 R)
• M2: 323,131 km (0.063 R)
• M3: 651,798 km (0.104 R)
• M4: 794,365 km (0.094 R)
• M5: 1,016,966 km (0.079 R)
• M6: 1,156,092 km (0.08 R)
• M7: 1,351,617 km (0.114 R)
• M8: 1,536,520 km (0.113 R)
• M9: 1,703,172 km (0.089 R)
• M10: 1,808,788 km (0.118 R)
• M11: 3,528,864 km (0.088 R)
• M12: 4,032,111 km (0.078 R)
• M13: 4,157,175 km (0.114 R)
• M14: 5,748,149 km (0.095 R)
• M15: 7,235,750 km (0.097 R)
• M16: 7,799,883 km (0.079 R)
• M17: 8,545,330 km (0.096 R)
• M18: 9,611,663 km (0.107 R)
• M19: 13,131,551 km (0.05 R)
• M20: 13,337,548 km (0.099 R)
• M21: 14,766,058 km (0.111 R)
• M22: 16,293,452 km (0.058 R)
• M23: 17,095,297 km (0.083 R)
• M24: 17,505,943 km (0.095 R)
• M25: 20,658,269 km (0.101 R)
• M26: 25,316,148 km (0.081 R)
• M27: 25,849,315 km (0.045 R)
• M28: 29,557,697 km (0.109 R)
• M29: 32,592,140 km (0.081 R)
• M30: 35,961,383 km (0.074 R)
• M31: 43,381,737 km (0.116 R)
• M32: 49,904,503 km (0.104 R)
• M33: 50,238,406 km (0.109 R)
• M34: 51,079,744 km (0.085 R)
• M35: 51,759,367 km (0.083 R)
• M36: 51,930,358 km (0.105 R)
• M37: 53,485,128 km (0.098 R)
• M38: 54,185,994 km (0.102 R)
• M39: 55,070,716 km (0.097 R)
• M40: 64,849,480 km (0.091 R)

Asteroid Belt

Center: 9.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.9

Radius: 3

Gravity: 52.54 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 10.03 AU - 10.17 AU

Year: 20725 Days

Day: 16.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,760,213 km

• M1: 37,399 km (0.032 R)
• M2: 131,497 km (0.081 R)
• M3: 279,000 km (0.096 R)
• M4: 406,158 km (0.076 R)
• M5: 821,292 km (0.107 R)
• M6: 1,564,495 km (0.068 R)
• M7: 2,356,615 km (0.082 R)
• M8: 2,718,642 km (0.113 R)
• M9: 2,888,286 km (0.042 R)
• M10: 4,815,705 km (0.077 R)
• M11: 5,320,747 km (0.109 R)
• M12: 6,868,487 km (0.077 R)
• M13: 7,986,881 km (0.06 R)
• M14: 8,184,350 km (0.096 R)
• M15: 10,226,062 km (0.086 R)
• M16: 10,517,777 km (0.078 R)
• M17: 12,918,075 km (0.033 R)
• M18: 14,681,984 km (0.072 R)
• M19: 16,921,464 km (0.112 R)
• M20: 22,159,484 km (0.113 R)
• M21: 23,242,423 km (0.11 R)
• M22: 24,051,897 km (0.101 R)
• M23: 25,513,169 km (0.098 R)
• M24: 29,658,077 km (0.084 R)
• M25: 30,131,405 km (0.1 R)
• M26: 34,100,535 km (0.12 R)
• M27: 35,941,337 km (0.074 R)
• M28: 36,614,528 km (0.028 R)
• M29: 51,052,817 km (0.076 R)
• M30: 51,902,981 km (0.044 R)
• M31: 53,457,154 km (0.111 R)
• M32: 60,550,785 km (0.106 R)
• M33: 64,223,263 km (0.1 R)
• M34: 64,816,269 km (0.097 R)
• M35: 66,819,684 km (0.108 R)
• M36: 67,225,244 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.3

Radius: 5

Gravity: 37.29 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.68 AU - 13.02 AU

Year: 23076 Days

Day: 21 Hours

Environment

Temp: -240 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,760,213 km

• M1: 62,233 km (0.04 R)
• M2: 533,915 km (0.12 R)
• M3: 1,476,082 km (0.097 R)
• M4: 2,118,904 km (0.1 R)
• M5: 2,490,655 km (0.114 R)
• M6: 2,959,495 km (0.085 R)
• M7: 4,244,540 km (0.06 R)
• M8: 4,795,809 km (0.116 R)
• M9: 5,108,618 km (0.04 R)
• M10: 5,270,183 km (0.066 R)
• M11: 6,129,324 km (0.084 R)
• M12: 9,442,767 km (0.095 R)
• M13: 9,934,196 km (0.103 R)
• M14: 10,901,346 km (0.075 R)
• M15: 11,719,048 km (0.03 R)
• M16: 11,929,832 km (0.057 R)
• M17: 13,862,786 km (0.063 R)
• M18: 14,740,028 km (0.114 R)
• M19: 16,692,729 km (0.079 R)
• M20: 18,336,361 km (0.077 R)
• M21: 18,525,452 km (0.086 R)
• M22: 19,885,447 km (0.118 R)
• M23: 20,085,010 km (0.039 R)
• M24: 21,835,604 km (0.116 R)
• M25: 23,351,629 km (0.058 R)
• M26: 23,797,281 km (0.102 R)
• M27: 26,230,939 km (0.028 R)
• M28: 26,591,470 km (0.111 R)
• M29: 28,825,266 km (0.067 R)
• M30: 29,987,791 km (0.056 R)
• M31: 31,181,133 km (0.062 R)
• M32: 31,994,048 km (0.095 R)
• M33: 34,661,527 km (0.063 R)
• M34: 39,012,881 km (0.11 R)
• M35: 40,115,267 km (0.088 R)
• M36: 41,238,149 km (0.091 R)
• M37: 48,418,996 km (0.058 R)
• M38: 57,797,885 km (0.059 R)
• M39: 70,841,922 km (0.092 R)
• M40: 74,624,504 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 10,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit