🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.1

Radius: 8

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.5 AU - 0.62 AU

Year: 289 Days

Day: 14.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 150.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,736,880 km

• M1: 99,483 km (0.08 R)
• M2: 373,097 km (0.038 R)
• M3: 675,434 km (0.12 R)
• M4: 954,135 km (0.055 R)
• M5: 1,229,994 km (0.073 R)
• M6: 1,538,913 km (0.067 R)
• M7: 1,799,962 km (0.094 R)
• M8: 2,123,093 km (0.093 R)
• M9: 2,441,587 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.2

Radius: 11.3

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.1 AU - 1.16 AU

Year: 829 Days

Day: 8.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,736,880 km

• M1: 140,622 km (0.091 R)
• M2: 731,683 km (0.116 R)
• M3: 1,223,262 km (0.111 R)
• M4: 1,714,092 km (0.082 R)
• M5: 2,255,337 km (0.108 R)
• M6: 3,160,853 km (0.074 R)
• M7: 4,355,392 km (0.113 R)
• M8: 5,406,317 km (0.067 R)
• M9: 6,020,417 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.2

Radius: 10.1

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.3 AU - 2.14 AU

Year: 1557 Days

Day: 10.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,736,880 km

• M1: 131,048 km (0.051 R)
• M2: 625,170 km (0.107 R)
• M3: 1,198,728 km (0.104 R)
• M4: 1,831,228 km (0.048 R)
• M5: 2,816,479 km (0.074 R)
• M6: 3,986,334 km (0.082 R)
• M7: 5,047,432 km (0.106 R)
• M8: 5,773,131 km (0.053 R)
• M9: 6,172,707 km (0.081 R)
• M10: 7,077,176 km (0.046 R)
• M11: 9,940,928 km (0.11 R)
• M12: 10,647,030 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.4

Radius: 10.1

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.86 AU - 2.64 AU

Year: 2330 Days

Day: 11.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,736,880 km

• M1: 125,662 km (0.067 R)
• M2: 444,605 km (0.108 R)
• M3: 917,783 km (0.12 R)
• M4: 1,310,627 km (0.1 R)
• M5: 1,630,467 km (0.1 R)
• M6: 1,955,095 km (0.072 R)
• M7: 2,589,689 km (0.064 R)
• M8: 3,003,776 km (0.066 R)
• M9: 3,717,507 km (0.097 R)
• M10: 4,045,126 km (0.105 R)
• M11: 4,780,849 km (0.116 R)
• M12: 9,713,091 km (0.092 R)
• M13: 10,756,685 km (0.077 R)
• M14: 12,417,521 km (0.082 R)
• M15: 12,890,849 km (0.111 R)
• M16: 13,420,874 km (0.078 R)
• M17: 15,489,364 km (0.06 R)
• M18: 17,016,159 km (0.086 R)
• M19: 17,333,157 km (0.111 R)
• M20: 17,762,054 km (0.094 R)
• M21: 18,808,940 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.8

Radius: 10.3

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.25 AU - 2.49 AU

Year: 2518 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,736,880 km

• M1: 128,205 km (0.113 R)
• M2: 807,978 km (0.067 R)
• M3: 2,582,957 km (0.108 R)
• M4: 3,217,252 km (0.09 R)
• M5: 4,712,632 km (0.096 R)
• M6: 5,182,968 km (0.085 R)
• M7: 5,898,494 km (0.074 R)
• M8: 6,704,977 km (0.095 R)
• M9: 8,413,085 km (0.045 R)
• M10: 11,992,663 km (0.061 R)
• M11: 13,200,965 km (0.086 R)
• M12: 13,663,821 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.8

Radius: 13.2

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.44 AU - 4.82 AU

Year: 6877 Days

Day: 7.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,736,880 km

• M1: 164,109 km (0.116 R)
• M2: 838,047 km (0.085 R)
• M3: 1,259,016 km (0.103 R)
• M4: 1,996,832 km (0.032 R)
• M5: 2,945,881 km (0.093 R)
• M6: 3,488,772 km (0.086 R)
• M7: 4,117,532 km (0.093 R)
• M8: 6,127,678 km (0.058 R)
• M9: 6,794,735 km (0.111 R)
• M10: 7,718,652 km (0.102 R)
• M11: 8,691,935 km (0.08 R)
• M12: 9,887,522 km (0.119 R)
• M13: 10,395,257 km (0.104 R)
• M14: 11,306,457 km (0.046 R)
• M15: 12,352,895 km (0.092 R)
• M16: 13,114,497 km (0.118 R)
• M17: 14,315,319 km (0.107 R)
• M18: 15,108,188 km (0.053 R)
• M19: 17,244,895 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.8

Radius: 7.3

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.51 AU - 6.65 AU

Year: 11651 Days

Day: 16.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,736,880 km

• M1: 90,806 km (0.11 R)
• M2: 400,174 km (0.118 R)
• M3: 658,231 km (0.102 R)
• M4: 1,467,555 km (0.093 R)
• M5: 1,807,890 km (0.082 R)
• M6: 2,731,807 km (0.072 R)
• M7: 2,971,762 km (0.049 R)
• M8: 3,494,457 km (0.091 R)
• M9: 4,509,628 km (0.051 R)
• M10: 6,748,360 km (0.112 R)
• M11: 7,564,267 km (0.07 R)
• M12: 8,173,579 km (0.061 R)
• M13: 9,342,088 km (0.083 R)
• M14: 9,638,441 km (0.057 R)
• M15: 10,512,093 km (0.08 R)
• M16: 11,050,047 km (0.109 R)
• M17: 11,381,556 km (0.113 R)
• M18: 12,122,663 km (0.105 R)
• M19: 12,895,486 km (0.111 R)
• M20: 15,274,691 km (0.084 R)
• M21: 19,973,261 km (0.095 R)
• M22: 20,300,581 km (0.103 R)
• M23: 20,965,842 km (0.094 R)
• M24: 21,559,896 km (0.066 R)
• M25: 23,048,993 km (0.097 R)
• M26: 24,140,608 km (0.073 R)
• M27: 24,605,559 km (0.116 R)
• M28: 25,266,332 km (0.029 R)
• M29: 25,842,135 km (0.077 R)
• M30: 26,230,790 km (0.094 R)
• M31: 27,622,050 km (0.071 R)
• M32: 28,957,211 km (0.107 R)
• M33: 34,847,627 km (0.096 R)
• M34: 39,917,499 km (0.052 R)
• M35: 40,437,052 km (0.064 R)
• M36: 50,122,467 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602

Radius: 4.7

Gravity: 27.25 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.63 AU - 7.07 AU

Year: 12375 Days

Day: 16.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,736,880 km

• M1: 59,241 km (0.079 R)
• M2: 404,064 km (0.029 R)
• M3: 644,617 km (0.115 R)
• M4: 874,549 km (0.04 R)
• M5: 1,256,622 km (0.092 R)
• M6: 1,726,509 km (0.037 R)
• M7: 1,923,829 km (0.041 R)
• M8: 2,229,158 km (0.099 R)
• M9: 3,218,449 km (0.079 R)
• M10: 3,891,639 km (0.064 R)
• M11: 4,623,173 km (0.034 R)
• M12: 5,978,081 km (0.077 R)
• M13: 6,470,108 km (0.09 R)
• M14: 7,279,133 km (0.092 R)
• M15: 8,198,861 km (0.117 R)
• M16: 11,419,853 km (0.11 R)
• M17: 11,591,441 km (0.1 R)
• M18: 13,593,959 km (0.074 R)
• M19: 16,316,341 km (0.105 R)
• M20: 16,975,319 km (0.117 R)
• M21: 21,916,986 km (0.092 R)
• M22: 22,539,014 km (0.097 R)
• M23: 24,952,326 km (0.061 R)
• M24: 25,338,289 km (0.026 R)
• M25: 26,420,181 km (0.033 R)
• M26: 28,465,483 km (0.083 R)
• M27: 36,700,846 km (0.117 R)
• M28: 37,451,079 km (0.089 R)
• M29: 37,703,451 km (0.083 R)
• M30: 38,982,363 km (0.073 R)
• M31: 39,632,515 km (0.107 R)
• M32: 41,356,780 km (0.066 R)
• M33: 51,507,145 km (0.086 R)
• M34: 51,819,356 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.7

Radius: 4.1

Gravity: 41.45 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 7.93 AU - 13.21 AU

Year: 23720 Days

Day: 22.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 85,736,880 km

• M1: 51,013 km (0.107 R)
• M2: 206,595 km (0.104 R)
• M3: 382,522 km (0.05 R)
• M4: 2,055,475 km (0.11 R)
• M5: 3,508,668 km (0.102 R)
• M6: 6,354,020 km (0.095 R)
• M7: 7,963,693 km (0.108 R)
• M8: 9,586,531 km (0.094 R)
• M9: 10,070,181 km (0.1 R)
• M10: 12,099,177 km (0.032 R)
• M11: 13,845,433 km (0.089 R)
• M12: 14,463,122 km (0.087 R)
• M13: 15,342,010 km (0.078 R)
• M14: 15,587,649 km (0.073 R)
• M15: 18,466,810 km (0.037 R)
• M16: 19,025,708 km (0.12 R)
• M17: 25,135,883 km (0.119 R)
• M18: 26,403,426 km (0.041 R)
• M19: 27,351,577 km (0.05 R)
• M20: 32,033,093 km (0.118 R)
• M21: 33,247,528 km (0.088 R)
• M22: 35,196,938 km (0.077 R)
• M23: 35,624,489 km (0.115 R)
• M24: 35,767,654 km (0.11 R)
• M25: 36,635,172 km (0.078 R)
• M26: 43,757,826 km (0.098 R)
• M27: 45,419,559 km (0.112 R)
• M28: 46,265,984 km (0.091 R)
• M29: 47,990,249 km (0.088 R)
• M30: 48,164,979 km (0.102 R)
• M31: 54,172,680 km (0.102 R)
• M32: 56,865,442 km (0.108 R)
• M33: 58,046,367 km (0.111 R)
• M34: 60,253,534 km (0.092 R)
• M35: 70,541,081 km (0.093 R)
• M36: 70,766,974 km (0.089 R)
• M37: 74,214,157 km (0.079 R)
• M38: 75,387,603 km (0.116 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 17,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit