🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.1

Radius: 12.5

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.52 AU - 0.58 AU

Year: 282 Days

Day: 12.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,975,388 km

• M1: 155,731 km (0.108 R)
• M2: 579,991 km (0.106 R)
• M3: 1,221,616 km (0.115 R)
• M4: 1,610,870 km (0.06 R)
• M5: 2,077,017 km (0.106 R)
• M6: 3,363,708 km (0.079 R)
• M7: 4,036,749 km (0.052 R)
• M8: 4,511,722 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.6

Radius: 14

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.96 AU - 1.06 AU

Year: 701 Days

Day: 13.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,975,388 km

• M1: 174,132 km (0.086 R)
• M2: 748,588 km (0.118 R)
• M3: 1,197,681 km (0.1 R)
• M4: 1,643,482 km (0.115 R)
• M5: 2,148,525 km (0.086 R)
• M6: 2,736,444 km (0.097 R)
• M7: 3,187,033 km (0.099 R)
• M8: 4,598,788 km (0.116 R)
• M9: 5,108,318 km (0.103 R)
• M10: 5,816,216 km (0.108 R)
• M11: 6,471,753 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.8

Radius: 8.2

Gravity: 14.72 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.5 AU - 2.92 AU

Year: 3079 Days

Day: 13.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,975,388 km

• M1: 102,026 km (0.1 R)
• M2: 371,302 km (0.11 R)
• M3: 746,643 km (0.111 R)
• M4: 1,175,241 km (0.092 R)
• M5: 1,573,022 km (0.104 R)
• M6: 2,344,498 km (0.095 R)
• M7: 2,689,770 km (0.098 R)
• M8: 3,271,406 km (0.049 R)
• M9: 3,562,224 km (0.115 R)
• M10: 3,998,601 km (0.034 R)
• M11: 4,423,759 km (0.071 R)
• M12: 5,417,537 km (0.098 R)
• M13: 7,081,066 km (0.094 R)
• M14: 8,579,139 km (0.061 R)
• M15: 9,097,346 km (0.086 R)
• M16: 9,364,079 km (0.047 R)
• M17: 10,195,992 km (0.041 R)
• M18: 10,693,106 km (0.118 R)
• M19: 12,235,311 km (0.083 R)
• M20: 14,687,968 km (0.076 R)
• M21: 15,375,819 km (0.087 R)
• M22: 15,809,503 km (0.089 R)
• M23: 16,815,399 km (0.09 R)
• M24: 17,626,818 km (0.111 R)
• M25: 18,282,505 km (0.096 R)
• M26: 20,217,703 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.4

Radius: 13.3

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.9 AU - 3.28 AU

Year: 3749 Days

Day: 9.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,975,388 km

• M1: 166,802 km (0.034 R)
• M2: 620,831 km (0.119 R)
• M3: 1,226,104 km (0.109 R)
• M4: 2,074,324 km (0.11 R)
• M5: 3,061,221 km (0.108 R)
• M6: 3,893,733 km (0.096 R)
• M7: 5,419,482 km (0.106 R)
• M8: 6,273,088 km (0.092 R)
• M9: 6,890,628 km (0.105 R)
• M10: 7,380,112 km (0.069 R)
• M11: 7,857,927 km (0.085 R)
• M12: 8,320,185 km (0.107 R)
• M13: 9,496,024 km (0.114 R)
• M14: 10,062,252 km (0.116 R)
• M15: 12,942,909 km (0.105 R)
• M16: 15,546,809 km (0.085 R)
• M17: 17,686,059 km (0.087 R)
• M18: 19,366,492 km (0.11 R)
• M19: 20,146,644 km (0.042 R)
• M20: 20,812,654 km (0.074 R)
• M21: 22,118,344 km (0.071 R)
• M22: 23,845,153 km (0.111 R)
• M23: 24,741,393 km (0.077 R)
• M24: 25,197,966 km (0.118 R)
• M25: 25,660,074 km (0.085 R)
• M26: 26,680,780 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.8

Radius: 13.2

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.34 AU - 3.8 AU

Year: 4656 Days

Day: 9.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,975,388 km

• M1: 164,109 km (0.1 R)
• M2: 797,357 km (0.037 R)
• M3: 1,411,755 km (0.109 R)
• M4: 2,103,346 km (0.068 R)
• M5: 2,579,516 km (0.109 R)
• M6: 3,753,710 km (0.074 R)
• M7: 4,264,736 km (0.106 R)
• M8: 4,717,120 km (0.099 R)
• M9: 5,514,028 km (0.047 R)
• M10: 6,239,877 km (0.05 R)
• M11: 7,305,911 km (0.113 R)
• M12: 7,882,761 km (0.098 R)
• M13: 8,765,238 km (0.11 R)
• M14: 11,049,149 km (0.099 R)
• M15: 12,965,947 km (0.086 R)
• M16: 13,491,185 km (0.06 R)
• M17: 14,584,596 km (0.098 R)
• M18: 15,854,532 km (0.064 R)
• M19: 17,322,685 km (0.119 R)
• M20: 17,831,767 km (0.102 R)
• M21: 18,285,348 km (0.096 R)
• M22: 21,460,263 km (0.088 R)
• M23: 27,397,055 km (0.063 R)
• M24: 28,176,011 km (0.103 R)
• M25: 29,058,638 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.4

Radius: 8.3

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.77 AU - 5.53 AU

Year: 6921 Days

Day: 11 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,975,388 km

• M1: 103,522 km (0.104 R)
• M2: 395,836 km (0.116 R)
• M3: 661,073 km (0.079 R)
• M4: 1,781,112 km (0.095 R)
• M5: 2,125,786 km (0.038 R)
• M6: 2,586,996 km (0.076 R)
• M7: 3,457,955 km (0.089 R)
• M8: 3,875,782 km (0.044 R)
• M9: 4,198,315 km (0.075 R)
• M10: 4,702,011 km (0.095 R)
• M11: 5,334,810 km (0.118 R)
• M12: 6,525,459 km (0.118 R)
• M13: 7,312,494 km (0.041 R)
• M14: 8,903,467 km (0.044 R)
• M15: 11,200,841 km (0.095 R)
• M16: 12,274,206 km (0.058 R)
• M17: 14,802,410 km (0.098 R)
• M18: 20,937,868 km (0.037 R)
• M19: 27,570,439 km (0.115 R)
• M20: 30,964,814 km (0.085 R)
• M21: 32,863,959 km (0.089 R)
• M22: 36,018,829 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741

Radius: 3.6

Gravity: 57.18 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.29 AU - 10.77 AU

Year: 21926 Days

Day: 24.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,975,388 km

• M1: 44,879 km (0.109 R)
• M2: 324,927 km (0.095 R)
• M3: 438,322 km (0.099 R)
• M4: 1,554,621 km (0.068 R)
• M5: 4,968,295 km (0.091 R)
• M6: 6,371,523 km (0.03 R)
• M7: 8,229,528 km (0.056 R)
• M8: 10,111,769 km (0.11 R)
• M9: 10,797,974 km (0.065 R)
• M10: 12,193,124 km (0.067 R)
• M11: 13,333,509 km (0.083 R)
• M12: 19,730,613 km (0.088 R)
• M13: 20,018,289 km (0.066 R)
• M14: 23,475,945 km (0.119 R)
• M15: 23,798,927 km (0.114 R)
• M16: 25,799,050 km (0.061 R)
• M17: 27,074,971 km (0.036 R)
• M18: 31,937,201 km (0.032 R)
• M19: 32,201,091 km (0.112 R)
• M20: 33,001,589 km (0.102 R)
• M21: 39,130,913 km (0.087 R)
• M22: 41,749,475 km (0.097 R)
• M23: 46,651,198 km (0.114 R)
• M24: 58,953,230 km (0.108 R)
• M25: 60,150,013 km (0.053 R)
• M26: 64,676,695 km (0.088 R)
• M27: 64,887,628 km (0.106 R)
• M28: 81,069,629 km (0.094 R)
• M29: 82,301,119 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.7

Radius: 3

Gravity: 37.41 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 8.78 AU - 11.72 AU

Year: 22652 Days

Day: 23.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,975,388 km

• M1: 56,847 km (0.031 R)
• M2: 1,264,551 km (0.083 R)
• M3: 1,484,160 km (0.069 R)
• M4: 2,881,255 km (0.096 R)
• M5: 3,079,622 km (0.075 R)
• M6: 3,846,161 km (0.089 R)
• M7: 4,025,679 km (0.098 R)
• M8: 4,369,155 km (0.084 R)
• M9: 5,591,968 km (0.107 R)
• M10: 6,721,283 km (0.092 R)
• M11: 9,100,637 km (0.05 R)
• M12: 10,945,627 km (0.086 R)
• M13: 13,497,917 km (0.106 R)
• M14: 14,192,799 km (0.026 R)
• M15: 17,131,200 km (0.119 R)
• M16: 19,649,381 km (0.075 R)
• M17: 22,983,768 km (0.042 R)
• M18: 34,053,711 km (0.119 R)
• M19: 35,990,854 km (0.046 R)
• M20: 36,919,558 km (0.082 R)
• M21: 37,728,134 km (0.07 R)
• M22: 44,778,383 km (0.109 R)
• M23: 50,979,663 km (0.105 R)
• M24: 55,066,827 km (0.058 R)
• M25: 59,735,028 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.1

Radius: 7.2

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 8.3 AU - 12.32 AU

Year: 22851 Days

Day: 18.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 60.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,975,388 km

• M1: 90,357 km (0.117 R)
• M2: 367,861 km (0.113 R)
• M3: 1,554,172 km (0.037 R)
• M4: 1,979,329 km (0.086 R)
• M5: 2,913,419 km (0.114 R)
• M6: 4,113,642 km (0.08 R)
• M7: 4,635,440 km (0.076 R)
• M8: 5,515,973 km (0.049 R)
• M9: 5,744,409 km (0.085 R)
• M10: 9,001,902 km (0.075 R)
• M11: 9,975,784 km (0.108 R)
• M12: 10,967,020 km (0.104 R)
• M13: 11,329,047 km (0.1 R)
• M14: 19,586,700 km (0.118 R)
• M15: 21,056,199 km (0.049 R)
• M16: 21,777,261 km (0.092 R)
• M17: 22,431,902 km (0.111 R)
• M18: 24,212,864 km (0.056 R)
• M19: 31,653,563 km (0.063 R)
• M20: 34,879,192 km (0.114 R)
• M21: 39,271,236 km (0.09 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: 475 - 15,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit