🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.6

Radius: 9.3

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.68 AU - 0.96 AU

Year: 513 Days

Day: 9.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,593,267 km

• M1: 116,986 km (0.064 R)
• M2: 437,723 km (0.068 R)
• M3: 771,925 km (0.084 R)
• M4: 1,338,751 km (0.066 R)
• M5: 1,651,411 km (0.083 R)
• M6: 2,074,025 km (0.113 R)
• M7: 2,661,047 km (0.113 R)
• M8: 2,965,778 km (0.101 R)
• M9: 3,659,314 km (0.115 R)
• M10: 4,051,709 km (0.066 R)
• M11: 4,654,289 km (0.119 R)
• M12: 6,130,670 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.2

Radius: 8.9

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.73 AU - 0.91 AU

Year: 513 Days

Day: 11.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,593,267 km

• M1: 111,301 km (0.046 R)
• M2: 394,639 km (0.119 R)
• M3: 738,714 km (0.056 R)
• M4: 1,063,641 km (0.073 R)
• M5: 1,409,810 km (0.047 R)
• M6: 1,790,687 km (0.083 R)
• M7: 2,698,147 km (0.073 R)
• M8: 3,076,181 km (0.061 R)
• M9: 3,994,712 km (0.118 R)
• M10: 4,294,506 km (0.057 R)
• M11: 4,594,001 km (0.098 R)
• M12: 5,004,198 km (0.109 R)
• M13: 5,825,790 km (0.105 R)
• M14: 6,655,460 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.1

Radius: 10.9

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.68 AU - 1 AU

Year: 531 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,593,267 km

• M1: 135,536 km (0.09 R)
• M2: 486,343 km (0.069 R)
• M3: 868,266 km (0.115 R)
• M4: 1,261,559 km (0.028 R)
• M5: 1,691,802 km (0.078 R)
• M6: 2,086,591 km (0.075 R)
• M7: 2,613,475 km (0.111 R)
• M8: 2,964,431 km (0.12 R)
• M9: 3,749,671 km (0.059 R)
• M10: 4,100,478 km (0.118 R)
• M11: 5,205,258 km (0.099 R)
• M12: 5,557,262 km (0.068 R)
• M13: 6,253,640 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.8

Radius: 11.6

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.03 AU - 1.63 AU

Year: 1059 Days

Day: 11 Hours

Environment

Temp: -189 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,593,267 km

• M1: 144,512 km (0.06 R)
• M2: 552,764 km (0.03 R)
• M3: 1,418,337 km (0.061 R)
• M4: 1,973,944 km (0.077 R)
• M5: 3,019,334 km (0.096 R)
• M6: 3,555,343 km (0.089 R)
• M7: 4,105,863 km (0.06 R)
• M8: 4,538,351 km (0.108 R)
• M9: 4,982,806 km (0.054 R)
• M10: 5,378,492 km (0.046 R)
• M11: 7,223,932 km (0.118 R)
• M12: 8,447,193 km (0.07 R)
• M13: 8,847,966 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.2

Radius: 12.7

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.46 AU - 1.7 AU

Year: 1371 Days

Day: 13 Hours

Environment

Temp: -199 °C

Axial Tilt: 108.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,593,267 km

• M1: 158,424 km (0.11 R)
• M2: 677,828 km (0.082 R)
• M3: 1,144,274 km (0.097 R)
• M4: 1,690,157 km (0.054 R)
• M5: 2,273,140 km (0.117 R)
• M6: 2,679,896 km (0.057 R)
• M7: 3,135,571 km (0.065 R)
• M8: 4,744,496 km (0.071 R)
• M9: 5,200,172 km (0.078 R)
• M10: 6,444,078 km (0.034 R)
• M11: 6,900,202 km (0.118 R)
• M12: 9,741,365 km (0.064 R)
• M13: 10,446,419 km (0.094 R)
• M14: 13,777,066 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.1

Radius: 10.3

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.91 AU - 4.65 AU

Year: 5073 Days

Day: 5.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,593,267 km

• M1: 128,056 km (0.107 R)
• M2: 493,374 km (0.09 R)
• M3: 881,131 km (0.114 R)
• M4: 1,398,590 km (0.106 R)
• M5: 1,872,367 km (0.116 R)
• M6: 2,635,166 km (0.087 R)
• M7: 3,050,151 km (0.053 R)
• M8: 4,391,595 km (0.028 R)
• M9: 4,872,253 km (0.106 R)
• M10: 5,331,967 km (0.032 R)
• M11: 5,790,934 km (0.119 R)
• M12: 6,690,017 km (0.054 R)
• M13: 7,823,370 km (0.093 R)
• M14: 8,531,567 km (0.103 R)
• M15: 9,862,539 km (0.119 R)
• M16: 10,555,626 km (0.107 R)
• M17: 12,931,689 km (0.104 R)
• M18: 14,462,374 km (0.069 R)
• M19: 14,905,034 km (0.088 R)
• M20: 17,943,367 km (0.102 R)
• M21: 18,390,365 km (0.082 R)
• M22: 18,975,892 km (0.112 R)
• M23: 21,229,883 km (0.114 R)
• M24: 23,963,036 km (0.058 R)
• M25: 26,426,913 km (0.094 R)
• M26: 26,756,626 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.1

Radius: 13.7

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.42 AU - 5.36 AU

Year: 6349 Days

Day: 6.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 157.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,593,267 km

• M1: 170,392 km (0.102 R)
• M2: 650,452 km (0.053 R)
• M3: 1,524,103 km (0.054 R)
• M4: 2,573,682 km (0.088 R)
• M5: 3,152,925 km (0.102 R)
• M6: 3,771,362 km (0.05 R)
• M7: 4,443,356 km (0.1 R)
• M8: 4,906,661 km (0.045 R)
• M9: 5,493,084 km (0.119 R)
• M10: 8,322,130 km (0.074 R)
• M11: 9,245,747 km (0.111 R)
• M12: 9,687,659 km (0.088 R)
• M13: 12,482,746 km (0.04 R)
• M14: 13,299,550 km (0.058 R)
• M15: 13,921,129 km (0.029 R)
• M16: 15,965,534 km (0.102 R)
• M17: 16,863,121 km (0.05 R)
• M18: 17,457,623 km (0.069 R)
• M19: 19,469,116 km (0.094 R)
• M20: 22,412,005 km (0.085 R)
• M21: 24,869,000 km (0.099 R)
• M22: 26,960,079 km (0.078 R)
• M23: 30,313,017 km (0.112 R)
• M24: 32,900,910 km (0.086 R)
• M25: 33,415,078 km (0.09 R)
• M26: 34,143,769 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.4

Radius: 12.7

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.79 AU - 6.22 AU

Year: 8903 Days

Day: 11.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,593,267 km

• M1: 157,975 km (0.105 R)
• M2: 574,007 km (0.075 R)
• M3: 1,019,210 km (0.11 R)
• M4: 1,774,680 km (0.103 R)
• M5: 2,244,417 km (0.115 R)
• M6: 2,660,598 km (0.069 R)
• M7: 3,326,757 km (0.118 R)
• M8: 3,822,525 km (0.102 R)
• M9: 4,286,577 km (0.041 R)
• M10: 5,174,590 km (0.075 R)
• M11: 6,010,992 km (0.101 R)
• M12: 8,117,330 km (0.068 R)
• M13: 10,087,983 km (0.08 R)
• M14: 11,340,416 km (0.109 R)
• M15: 11,869,394 km (0.111 R)
• M16: 14,091,970 km (0.038 R)
• M17: 17,820,846 km (0.098 R)
• M18: 20,026,368 km (0.049 R)
• M19: 21,115,440 km (0.114 R)
• M20: 23,667,281 km (0.041 R)
• M21: 25,688,797 km (0.073 R)
• M22: 27,161,438 km (0.082 R)
• M23: 28,398,762 km (0.115 R)
• M24: 30,274,271 km (0.093 R)
• M25: 34,270,927 km (0.089 R)
• M26: 35,715,295 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137

Radius: 7.7

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.96 AU - 6.44 AU

Year: 9393 Days

Day: 20.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,593,267 km

• M1: 95,892 km (0.092 R)
• M2: 417,528 km (0.111 R)
• M3: 735,722 km (0.102 R)
• M4: 998,566 km (0.063 R)
• M5: 1,244,355 km (0.099 R)
• M6: 2,181,436 km (0.079 R)
• M7: 3,095,778 km (0.103 R)
• M8: 3,628,646 km (0.06 R)
• M9: 4,106,761 km (0.12 R)
• M10: 4,480,456 km (0.11 R)
• M11: 4,825,728 km (0.104 R)
• M12: 10,053,575 km (0.09 R)
• M13: 12,566,221 km (0.115 R)
• M14: 17,495,022 km (0.099 R)
• M15: 18,166,417 km (0.097 R)
• M16: 19,495,894 km (0.118 R)
• M17: 21,298,997 km (0.083 R)
• M18: 21,994,029 km (0.067 R)
• M19: 25,003,040 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.6

Radius: 6.4

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.58 AU - 7.62 AU

Year: 14462 Days

Day: 19 Hours

Environment

Temp: -237 °C

Axial Tilt: 80.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 47,593,267 km

• M1: 79,885 km (0.039 R)
• M2: 488,886 km (0.088 R)
• M3: 688,449 km (0.108 R)
• M4: 1,057,059 km (0.119 R)
• M5: 1,440,927 km (0.072 R)
• M6: 1,756,279 km (0.081 R)
• M7: 2,769,954 km (0.056 R)
• M8: 3,143,350 km (0.097 R)
• M9: 3,426,689 km (0.107 R)
• M10: 3,804,723 km (0.074 R)
• M11: 4,017,600 km (0.074 R)
• M12: 6,126,332 km (0.111 R)
• M13: 6,531,742 km (0.11 R)
• M14: 9,159,578 km (0.069 R)
• M15: 11,131,727 km (0.096 R)
• M16: 11,960,200 km (0.033 R)
• M17: 12,418,568 km (0.101 R)
• M18: 15,824,313 km (0.079 R)
• M19: 16,446,790 km (0.092 R)
• M20: 18,186,015 km (0.119 R)
• M21: 18,487,305 km (0.083 R)
• M22: 20,854,691 km (0.049 R)
• M23: 23,239,880 km (0.038 R)
• M24: 23,684,036 km (0.091 R)
• M25: 25,424,009 km (0.118 R)
• M26: 26,565,739 km (0.068 R)
• M27: 27,444,178 km (0.104 R)
• M28: 27,840,762 km (0.067 R)
• M29: 28,341,765 km (0.117 R)
• M30: 28,645,299 km (0.12 R)
• M31: 36,957,406 km (0.078 R)
• M32: 41,203,742 km (0.037 R)
• M33: 42,379,880 km (0.05 R)
• M34: 43,578,309 km (0.06 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 14,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit