🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.6

Radius: 13.2

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.81 AU - 1.03 AU

Year: 588 Days

Day: 12 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,678,603 km

• M1: 164,109 km (0.053 R)
• M2: 783,444 km (0.077 R)
• M3: 1,453,942 km (0.096 R)
• M4: 1,925,025 km (0.106 R)
• M5: 2,570,391 km (0.12 R)
• M6: 3,369,243 km (0.076 R)
• M7: 3,980,351 km (0.039 R)
• M8: 4,633,345 km (0.101 R)
• M9: 5,236,673 km (0.07 R)
• M10: 7,134,173 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.1

Radius: 12.4

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.93 AU - 1.45 AU

Year: 866 Days

Day: 10.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,678,603 km

• M1: 154,235 km (0.083 R)
• M2: 565,929 km (0.069 R)
• M3: 1,175,540 km (0.058 R)
• M4: 2,271,344 km (0.112 R)
• M5: 2,687,376 km (0.095 R)
• M6: 3,142,453 km (0.113 R)
• M7: 4,194,425 km (0.107 R)
• M8: 5,486,352 km (0.082 R)
• M9: 5,933,052 km (0.111 R)
• M10: 6,546,104 km (0.061 R)
• M11: 7,092,435 km (0.096 R)
• M12: 7,875,879 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.3

Radius: 12.8

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.87 AU - 2.31 AU

Year: 2015 Days

Day: 5.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,678,603 km

• M1: 159,172 km (0.086 R)
• M2: 819,497 km (0.08 R)
• M3: 1,711,549 km (0.094 R)
• M4: 2,167,224 km (0.12 R)
• M5: 3,012,752 km (0.087 R)
• M6: 3,586,160 km (0.117 R)
• M7: 4,305,726 km (0.093 R)
• M8: 5,077,651 km (0.114 R)
• M9: 7,106,048 km (0.05 R)
• M10: 7,702,046 km (0.103 R)
• M11: 8,871,004 km (0.119 R)
• M12: 9,307,082 km (0.077 R)
• M13: 9,822,895 km (0.098 R)
• M14: 10,357,857 km (0.095 R)
• M15: 10,806,651 km (0.113 R)
• M16: 11,967,231 km (0.067 R)
• M17: 12,384,909 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.8

Radius: 11.7

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.56 AU - 3.14 AU

Year: 3208 Days

Day: 12.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 24,678,603 km

• M1: 145,559 km (0.087 R)
• M2: 582,085 km (0.114 R)
• M3: 1,266,795 km (0.106 R)
• M4: 1,850,077 km (0.055 R)
• M5: 2,310,390 km (0.096 R)
• M6: 2,814,086 km (0.093 R)
• M7: 3,599,474 km (0.102 R)
• M8: 4,086,415 km (0.115 R)
• M9: 4,923,416 km (0.046 R)
• M10: 5,344,833 km (0.044 R)
• M11: 5,736,630 km (0.086 R)
• M12: 6,288,795 km (0.102 R)
• M13: 6,726,070 km (0.059 R)
• M14: 7,121,457 km (0.094 R)
• M15: 8,298,194 km (0.111 R)
• M16: 9,449,350 km (0.102 R)
• M17: 9,985,209 km (0.116 R)
• M18: 10,380,297 km (0.074 R)
• M19: 11,672,075 km (0.103 R)
• M20: 12,469,880 km (0.094 R)
• M21: 12,975,072 km (0.037 R)
• M22: 13,541,599 km (0.097 R)
• M23: 14,273,133 km (0.076 R)
• M24: 14,775,183 km (0.094 R)
• M25: 17,238,462 km (0.113 R)
• M26: 17,923,620 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.5

Radius: 8.8

Gravity: 12.83 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.07 AU - 3.75 AU

Year: 4199 Days

Day: 13.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 24,678,603 km

• M1: 109,805 km (0.1 R)
• M2: 483,052 km (0.104 R)
• M3: 767,886 km (0.104 R)
• M4: 1,140,534 km (0.109 R)
• M5: 1,465,760 km (0.096 R)
• M6: 2,035,129 km (0.091 R)
• M7: 2,536,581 km (0.08 R)
• M8: 3,021,877 km (0.106 R)
• M9: 3,632,535 km (0.1 R)
• M10: 3,990,523 km (0.075 R)
• M11: 4,372,147 km (0.044 R)
• M12: 6,116,608 km (0.084 R)
• M13: 6,431,063 km (0.115 R)
• M14: 7,161,100 km (0.092 R)
• M15: 7,945,293 km (0.117 R)
• M16: 9,309,176 km (0.056 R)
• M17: 10,111,769 km (0.087 R)
• M18: 11,902,755 km (0.109 R)
• M19: 12,294,701 km (0.106 R)
• M20: 16,641,716 km (0.043 R)
• M21: 18,270,986 km (0.093 R)
• M22: 18,991,150 km (0.111 R)
• M23: 20,003,629 km (0.12 R)
• M24: 22,654,653 km (0.099 R)
• M25: 24,969,081 km (0.101 R)
• M26: 26,019,408 km (0.108 R)
• M27: 27,183,130 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.5

Radius: 8.8

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.08 AU - 4.62 AU

Year: 6050 Days

Day: 7.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 24,678,603 km

• M1: 109,506 km (0.112 R)
• M2: 393,891 km (0.109 R)
• M3: 678,726 km (0.119 R)
• M4: 993,330 km (0.068 R)
• M5: 2,316,373 km (0.084 R)
• M6: 3,134,375 km (0.106 R)
• M7: 3,908,244 km (0.117 R)
• M8: 4,946,454 km (0.115 R)
• M9: 5,830,427 km (0.071 R)
• M10: 7,908,641 km (0.108 R)
• M11: 9,737,924 km (0.08 R)
• M12: 12,738,408 km (0.114 R)
• M13: 14,211,648 km (0.113 R)
• M14: 15,172,964 km (0.028 R)
• M15: 16,240,943 km (0.071 R)
• M16: 18,108,224 km (0.118 R)
• M17: 21,247,834 km (0.079 R)
• M18: 23,149,223 km (0.046 R)
• M19: 25,075,296 km (0.095 R)
• M20: 26,387,419 km (0.098 R)
• M21: 27,287,400 km (0.112 R)
• M22: 29,243,392 km (0.049 R)
• M23: 30,012,624 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.6

Radius: 9.5

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.51 AU - 5.53 AU

Year: 6408 Days

Day: 14.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 24,678,603 km

• M1: 118,182 km (0.107 R)
• M2: 421,417 km (0.077 R)
• M3: 962,662 km (0.109 R)
• M4: 1,309,281 km (0.03 R)
• M5: 1,617,003 km (0.102 R)
• M6: 2,382,944 km (0.075 R)
• M7: 3,887,600 km (0.101 R)
• M8: 5,282,002 km (0.075 R)
• M9: 6,142,788 km (0.112 R)
• M10: 6,983,977 km (0.108 R)
• M11: 11,330,842 km (0.098 R)
• M12: 12,484,541 km (0.094 R)
• M13: 13,428,204 km (0.078 R)
• M14: 15,394,967 km (0.113 R)
• M15: 16,091,196 km (0.03 R)
• M16: 17,342,881 km (0.072 R)
• M17: 18,729,504 km (0.079 R)
• M18: 19,743,179 km (0.082 R)
• M19: 20,338,579 km (0.11 R)
• M20: 23,003,515 km (0.1 R)
• M21: 23,496,739 km (0.048 R)
• M22: 27,332,728 km (0.095 R)
• M23: 28,635,875 km (0.098 R)
• M24: 30,077,549 km (0.078 R)
• M25: 33,209,231 km (0.117 R)
• M26: 33,628,554 km (0.102 R)
• M27: 33,945,402 km (0.087 R)
• M28: 34,584,933 km (0.102 R)
• M29: 35,015,775 km (0.073 R)
• M30: 35,559,264 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.5

Radius: 7.8

Gravity: 16.25 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.69 AU - 6.31 AU

Year: 9801 Days

Day: 22.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 24,678,603 km

• M1: 97,687 km (0.086 R)
• M2: 591,061 km (0.069 R)
• M3: 881,580 km (0.086 R)
• M4: 1,268,141 km (0.042 R)
• M5: 1,537,417 km (0.074 R)
• M6: 1,780,364 km (0.096 R)
• M7: 2,230,953 km (0.106 R)
• M8: 3,141,406 km (0.1 R)
• M9: 3,409,784 km (0.107 R)
• M10: 4,279,546 km (0.095 R)
• M11: 4,641,274 km (0.116 R)
• M12: 5,323,590 km (0.106 R)
• M13: 7,257,142 km (0.085 R)
• M14: 14,147,321 km (0.094 R)
• M15: 14,883,043 km (0.072 R)
• M16: 15,364,449 km (0.071 R)
• M17: 16,213,716 km (0.093 R)
• M18: 16,945,100 km (0.062 R)
• M19: 18,710,505 km (0.057 R)
• M20: 23,055,874 km (0.119 R)
• M21: 23,980,389 km (0.049 R)
• M22: 25,608,164 km (0.038 R)
• M23: 29,082,574 km (0.118 R)
• M24: 32,743,234 km (0.085 R)
• M25: 33,440,360 km (0.083 R)
• M26: 35,713,051 km (0.054 R)
• M27: 38,086,720 km (0.034 R)
• M28: 42,593,207 km (0.109 R)
• M29: 45,403,552 km (0.038 R)
• M30: 47,147,714 km (0.065 R)
• M31: 49,390,335 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.3

Radius: 7.1

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.21 AU - 9.89 AU

Year: 15231 Days

Day: 17 Hours

Environment

Temp: -242 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,678,603 km

• M1: 88,412 km (0.043 R)
• M2: 387,458 km (0.111 R)
• M3: 948,151 km (0.118 R)
• M4: 1,264,551 km (0.07 R)
• M5: 1,535,772 km (0.1 R)
• M6: 2,057,120 km (0.059 R)
• M7: 3,447,034 km (0.113 R)
• M8: 3,707,933 km (0.066 R)
• M9: 4,547,027 km (0.096 R)
• M10: 5,320,598 km (0.119 R)
• M11: 8,166,398 km (0.064 R)
• M12: 15,511,953 km (0.116 R)
• M13: 17,133,145 km (0.108 R)
• M14: 18,315,118 km (0.08 R)
• M15: 19,931,523 km (0.102 R)
• M16: 23,161,790 km (0.108 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: 309 - 11,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit