🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.6

Radius: 11.7

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.61 AU - 0.91 AU

Year: 435 Days

Day: 6.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,347,948 km

• M1: 145,858 km (0.038 R)
• M2: 596,746 km (0.062 R)
• M3: 1,000,511 km (0.084 R)
• M4: 1,372,411 km (0.116 R)
• M5: 1,894,358 km (0.119 R)
• M6: 2,261,920 km (0.094 R)
• M7: 2,708,469 km (0.064 R)
• M8: 3,144,547 km (0.118 R)
• M9: 3,589,451 km (0.118 R)
• M10: 4,215,369 km (0.109 R)
• M11: 4,819,894 km (0.099 R)
• M12: 5,281,702 km (0.079 R)
• M13: 5,755,479 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.5

Radius: 12.6

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.77 AU - 0.95 AU

Year: 523 Days

Day: 8.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 95,347,948 km

• M1: 156,779 km (0.081 R)
• M2: 647,011 km (0.111 R)
• M3: 1,113,008 km (0.035 R)
• M4: 1,991,746 km (0.111 R)
• M5: 2,831,588 km (0.088 R)
• M6: 3,277,989 km (0.105 R)
• M7: 3,676,816 km (0.059 R)
• M8: 4,151,640 km (0.117 R)
• M9: 5,226,052 km (0.101 R)
• M10: 6,616,863 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.3

Radius: 12

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.68 AU - 1.7 AU

Year: 1441 Days

Day: 9.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,347,948 km

• M1: 156,928 km (0.114 R)
• M2: 583,880 km (0.062 R)
• M3: 971,638 km (0.093 R)
• M4: 1,373,757 km (0.072 R)
• M5: 1,996,982 km (0.084 R)
• M6: 2,866,445 km (0.082 R)
• M7: 3,765,827 km (0.097 R)
• M8: 4,552,712 km (0.052 R)
• M9: 6,636,162 km (0.101 R)
• M10: 7,454,163 km (0.048 R)
• M11: 8,501,198 km (0.083 R)
• M12: 8,890,003 km (0.033 R)
• M13: 9,525,046 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834

Radius: 12.5

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.34 AU - 4.36 AU

Year: 5952 Days

Day: 11.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 95,347,948 km

• M1: 155,582 km (0.115 R)
• M2: 647,759 km (0.105 R)
• M3: 1,261,260 km (0.101 R)
• M4: 1,894,507 km (0.08 R)
• M5: 4,608,961 km (0.061 R)
• M6: 5,646,272 km (0.096 R)
• M7: 8,666,504 km (0.083 R)
• M8: 9,652,653 km (0.12 R)
• M9: 11,000,829 km (0.058 R)
• M10: 12,790,768 km (0.076 R)
• M11: 13,225,798 km (0.045 R)
• M12: 14,240,969 km (0.037 R)
• M13: 19,036,479 km (0.064 R)
• M14: 20,773,759 km (0.106 R)
• M15: 22,066,883 km (0.114 R)
• M16: 22,535,722 km (0.068 R)
• M17: 25,490,729 km (0.107 R)
• M18: 26,706,511 km (0.11 R)
• M19: 29,725,097 km (0.108 R)
• M20: 31,071,927 km (0.058 R)
• M21: 31,760,376 km (0.073 R)
• M22: 33,167,793 km (0.077 R)
• M23: 33,680,465 km (0.095 R)
• M24: 35,356,410 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.5

Radius: 7.7

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.12 AU - 7.78 AU

Year: 10746 Days

Day: 21.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,347,948 km

• M1: 95,892 km (0.087 R)
• M2: 961,615 km (0.027 R)
• M3: 1,570,778 km (0.11 R)
• M4: 2,671,070 km (0.088 R)
• M5: 2,925,835 km (0.026 R)
• M6: 3,986,334 km (0.074 R)
• M7: 7,132,826 km (0.118 R)
• M8: 8,346,813 km (0.036 R)
• M9: 12,373,838 km (0.112 R)
• M10: 13,825,536 km (0.059 R)
• M11: 16,732,372 km (0.077 R)
• M12: 28,409,832 km (0.062 R)
• M13: 30,035,662 km (0.114 R)
• M14: 32,537,686 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660

Radius: 8

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.82 AU - 7.54 AU

Year: 11326 Days

Day: 19.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,347,948 km

• M1: 99,483 km (0.089 R)
• M2: 360,680 km (0.054 R)
• M3: 1,263,204 km (0.078 R)
• M4: 1,861,895 km (0.083 R)
• M5: 2,171,263 km (0.087 R)
• M6: 3,985,287 km (0.066 R)
• M7: 5,671,554 km (0.068 R)
• M8: 9,212,686 km (0.103 R)
• M9: 11,638,565 km (0.098 R)
• M10: 14,133,857 km (0.117 R)
• M11: 14,460,729 km (0.098 R)
• M12: 16,029,861 km (0.085 R)
• M13: 19,745,273 km (0.113 R)
• M14: 27,994,698 km (0.083 R)
• M15: 31,629,029 km (0.118 R)
• M16: 32,188,675 km (0.106 R)
• M17: 34,730,043 km (0.077 R)
• M18: 36,049,496 km (0.074 R)
• M19: 38,915,792 km (0.105 R)
• M20: 41,129,691 km (0.116 R)
• M21: 45,380,514 km (0.098 R)
• M22: 46,092,450 km (0.072 R)
• M23: 46,811,717 km (0.091 R)
• M24: 50,217,612 km (0.099 R)
• M25: 51,132,552 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.2

Radius: 4.6

Gravity: 32.48 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.41 AU - 7.79 AU

Year: 13745 Days

Day: 15.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 95,347,948 km

• M1: 57,146 km (0.101 R)
• M2: 374,743 km (0.11 R)
• M3: 575,204 km (0.063 R)
• M4: 741,257 km (0.119 R)
• M5: 983,157 km (0.118 R)
• M6: 1,172,548 km (0.098 R)
• M7: 1,487,601 km (0.084 R)
• M8: 1,722,171 km (0.093 R)
• M9: 2,206,269 km (0.068 R)
• M10: 2,962,636 km (0.094 R)
• M11: 3,182,246 km (0.038 R)
• M12: 3,626,851 km (0.086 R)
• M13: 6,170,613 km (0.096 R)
• M14: 7,734,659 km (0.119 R)
• M15: 8,341,727 km (0.114 R)
• M16: 8,829,865 km (0.049 R)
• M17: 10,297,869 km (0.116 R)
• M18: 11,559,876 km (0.072 R)
• M19: 14,386,678 km (0.053 R)
• M20: 15,016,634 km (0.105 R)
• M21: 16,256,651 km (0.053 R)
• M22: 18,855,465 km (0.119 R)
• M23: 22,176,089 km (0.103 R)
• M24: 22,546,793 km (0.117 R)
• M25: 23,780,078 km (0.071 R)
• M26: 27,429,069 km (0.06 R)
• M27: 28,287,611 km (0.076 R)
• M28: 29,833,256 km (0.104 R)
• M29: 30,398,587 km (0.077 R)
• M30: 34,557,707 km (0.113 R)
• M31: 36,322,213 km (0.055 R)
• M32: 38,278,654 km (0.109 R)
• M33: 42,542,044 km (0.103 R)
• M34: 46,353,199 km (0.1 R)
• M35: 51,026,338 km (0.117 R)
• M36: 56,346,487 km (0.108 R)
• M37: 58,962,804 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.4

Radius: 8

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.91 AU - 9.95 AU

Year: 17506 Days

Day: 18.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,347,948 km

• M1: 99,483 km (0.075 R)
• M2: 882,179 km (0.068 R)
• M3: 1,145,770 km (0.079 R)
• M4: 1,410,110 km (0.088 R)
• M5: 1,700,928 km (0.119 R)
• M6: 2,579,366 km (0.074 R)
• M7: 3,680,706 km (0.112 R)
• M8: 4,238,257 km (0.118 R)
• M9: 5,130,908 km (0.084 R)
• M10: 6,773,343 km (0.114 R)
• M11: 7,283,472 km (0.07 R)
• M12: 9,249,038 km (0.028 R)
• M13: 11,709,325 km (0.119 R)
• M14: 12,617,982 km (0.099 R)
• M15: 13,149,354 km (0.115 R)
• M16: 15,558,777 km (0.099 R)
• M17: 18,322,598 km (0.105 R)
• M18: 24,800,634 km (0.085 R)
• M19: 28,347,151 km (0.078 R)
• M20: 31,891,723 km (0.1 R)
• M21: 33,545,228 km (0.082 R)
• M22: 36,545,563 km (0.095 R)
• M23: 36,902,952 km (0.048 R)
• M24: 37,382,862 km (0.115 R)
• M25: 42,941,620 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.5

Radius: 5.2

Gravity: 35.48 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 9.61 AU - 12.25 AU

Year: 23705 Days

Day: 20.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 95,347,948 km

• M1: 64,626 km (0.088 R)
• M2: 337,493 km (0.079 R)
• M3: 508,483 km (0.1 R)
• M4: 739,013 km (0.053 R)
• M5: 1,644,529 km (0.116 R)
• M6: 2,134,014 km (0.088 R)
• M7: 2,958,597 km (0.058 R)
• M8: 4,399,973 km (0.054 R)
• M9: 5,334,510 km (0.104 R)
• M10: 5,981,671 km (0.105 R)
• M11: 6,874,920 km (0.111 R)
• M12: 10,084,093 km (0.107 R)
• M13: 11,002,325 km (0.047 R)
• M14: 12,482,297 km (0.117 R)
• M15: 14,819,614 km (0.087 R)
• M16: 15,068,395 km (0.11 R)
• M17: 15,831,045 km (0.105 R)
• M18: 16,003,980 km (0.086 R)
• M19: 17,341,535 km (0.057 R)
• M20: 18,559,561 km (0.101 R)
• M21: 18,848,584 km (0.033 R)
• M22: 22,554,273 km (0.099 R)
• M23: 23,776,637 km (0.099 R)
• M24: 33,027,769 km (0.111 R)
• M25: 34,456,578 km (0.113 R)
• M26: 45,805,222 km (0.093 R)
• M27: 54,153,532 km (0.11 R)
• M28: 55,139,382 km (0.119 R)
• M29: 62,592,946 km (0.104 R)
• M30: 66,110,740 km (0.086 R)
• M31: 66,334,837 km (0.098 R)
• M32: 69,990,261 km (0.1 R)
• M33: 73,057,467 km (0.111 R)
• M34: 84,365,270 km (0.073 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 12,536 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit