🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.4

Radius: 8.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.71 AU - 0.83 AU

Year: 451 Days

Day: 13 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,056,083 km

• M1: 118,182 km (0.097 R)
• M2: 615,296 km (0.105 R)
• M3: 930,648 km (0.056 R)
• M4: 1,322,894 km (0.104 R)
• M5: 2,187,570 km (0.081 R)
• M6: 2,652,819 km (0.118 R)
• M7: 3,603,065 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.8

Radius: 8.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.76 AU - 1.02 AU

Year: 560 Days

Day: 7.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 54,056,083 km

• M1: 111,450 km (0.054 R)
• M2: 507,586 km (0.102 R)
• M3: 864,077 km (0.089 R)
• M4: 1,491,042 km (0.099 R)
• M5: 3,570,153 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.2

Radius: 8.8

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.99 AU - 1.03 AU

Year: 677 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,056,083 km

• M1: 112,498 km (0.086 R)
• M2: 474,524 km (0.106 R)
• M3: 823,835 km (0.097 R)
• M4: 1,099,395 km (0.118 R)
• M5: 1,394,551 km (0.054 R)
• M6: 1,677,291 km (0.087 R)
• M7: 1,989,502 km (0.095 R)
• M8: 3,130,485 km (0.112 R)
• M9: 3,457,207 km (0.105 R)
• M10: 3,997,554 km (0.109 R)
• M11: 5,264,648 km (0.075 R)
• M12: 5,728,551 km (0.055 R)
• M13: 6,019,818 km (0.099 R)
• M14: 6,611,029 km (0.119 R)
• M15: 7,173,667 km (0.064 R)
• M16: 7,581,470 km (0.095 R)
• M17: 7,956,961 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.5

Radius: 9.7

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.29 AU - 4.57 AU

Year: 5195 Days

Day: 14.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,056,083 km

• M1: 120,576 km (0.039 R)
• M2: 537,655 km (0.117 R)
• M3: 872,904 km (0.098 R)
• M4: 1,440,627 km (0.107 R)
• M5: 2,077,765 km (0.079 R)
• M6: 3,476,206 km (0.072 R)
• M7: 5,626,077 km (0.082 R)
• M8: 8,368,056 km (0.108 R)
• M9: 9,072,512 km (0.077 R)
• M10: 9,551,375 km (0.099 R)
• M11: 9,892,608 km (0.034 R)
• M12: 10,281,413 km (0.098 R)
• M13: 10,842,854 km (0.058 R)
• M14: 13,062,288 km (0.118 R)
• M15: 14,058,609 km (0.115 R)
• M16: 15,673,070 km (0.1 R)
• M17: 16,579,334 km (0.061 R)
• M18: 17,974,932 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.7

Radius: 5.2

Gravity: 32.24 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.09 AU - 7.11 AU

Year: 10047 Days

Day: 24.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 113 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,056,083 km

• M1: 64,626 km (0.051 R)
• M2: 315,801 km (0.072 R)
• M3: 665,411 km (0.107 R)
• M4: 1,244,205 km (0.056 R)
• M5: 1,706,762 km (0.076 R)
• M6: 2,038,720 km (0.047 R)
• M7: 2,616,018 km (0.092 R)
• M8: 3,784,078 km (0.118 R)
• M9: 4,231,077 km (0.091 R)
• M10: 5,433,245 km (0.11 R)
• M11: 5,928,414 km (0.1 R)
• M12: 7,988,975 km (0.074 R)
• M13: 9,702,020 km (0.105 R)
• M14: 10,376,707 km (0.075 R)
• M15: 14,554,975 km (0.053 R)
• M16: 15,162,343 km (0.106 R)
• M17: 15,927,536 km (0.093 R)
• M18: 17,534,516 km (0.103 R)
• M19: 17,761,755 km (0.111 R)
• M20: 18,533,381 km (0.064 R)
• M21: 20,060,476 km (0.083 R)
• M22: 21,152,391 km (0.037 R)
• M23: 23,089,683 km (0.1 R)
• M24: 23,915,314 km (0.072 R)
• M25: 28,757,797 km (0.092 R)
• M26: 32,705,236 km (0.03 R)
• M27: 35,892,269 km (0.117 R)
• M28: 36,874,978 km (0.118 R)
• M29: 37,875,339 km (0.108 R)
• M30: 38,637,540 km (0.097 R)
• M31: 39,799,766 km (0.078 R)
• M32: 46,974,928 km (0.056 R)
• M33: 47,560,005 km (0.084 R)
• M34: 50,712,033 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.4

Radius: 5.8

Gravity: 14.28 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.82 AU - 10.36 AU

Year: 16789 Days

Day: 21 Hours

Environment

Temp: -230 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,056,083 km

• M1: 73,901 km (0.101 R)
• M2: 490,831 km (0.082 R)
• M3: 774,917 km (0.109 R)
• M4: 1,419,534 km (0.095 R)
• M5: 2,351,379 km (0.082 R)
• M6: 2,560,966 km (0.057 R)
• M7: 3,066,457 km (0.095 R)
• M8: 3,946,392 km (0.112 R)
• M9: 5,694,593 km (0.112 R)
• M10: 6,113,317 km (0.051 R)
• M11: 6,511,547 km (0.086 R)
• M12: 8,667,551 km (0.064 R)
• M13: 13,509,885 km (0.091 R)
• M14: 16,045,419 km (0.11 R)
• M15: 16,421,059 km (0.1 R)
• M16: 19,639,358 km (0.05 R)
• M17: 19,982,536 km (0.117 R)
• M18: 20,769,570 km (0.11 R)
• M19: 26,033,470 km (0.09 R)
• M20: 29,921,669 km (0.11 R)
• M21: 31,066,691 km (0.112 R)
• M22: 34,926,764 km (0.096 R)
• M23: 38,289,276 km (0.101 R)
• M24: 39,501,767 km (0.089 R)
• M25: 44,313,283 km (0.056 R)
• M26: 50,617,188 km (0.116 R)
• M27: 50,939,122 km (0.077 R)
• M28: 52,076,664 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.1

Radius: 6.5

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.89 AU - 10.73 AU

Year: 17438 Days

Day: 21.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,056,083 km

• M1: 80,783 km (0.083 R)
• M2: 380,128 km (0.086 R)
• M3: 632,350 km (0.062 R)
• M4: 934,388 km (0.045 R)
• M5: 3,746,679 km (0.068 R)
• M6: 4,051,260 km (0.066 R)
• M7: 4,253,666 km (0.073 R)
• M8: 4,585,324 km (0.04 R)
• M9: 5,578,056 km (0.094 R)
• M10: 6,627,335 km (0.097 R)
• M11: 10,076,613 km (0.115 R)
• M12: 10,342,000 km (0.106 R)
• M13: 10,612,024 km (0.11 R)
• M14: 11,623,306 km (0.102 R)
• M15: 12,152,284 km (0.117 R)
• M16: 17,353,652 km (0.102 R)
• M17: 18,515,130 km (0.089 R)
• M18: 19,727,471 km (0.061 R)
• M19: 21,078,190 km (0.077 R)
• M20: 21,512,473 km (0.118 R)
• M21: 25,302,834 km (0.11 R)
• M22: 27,303,706 km (0.082 R)
• M23: 27,612,625 km (0.095 R)
• M24: 29,192,528 km (0.093 R)
• M25: 33,580,533 km (0.068 R)
• M26: 35,869,381 km (0.109 R)
• M27: 36,240,084 km (0.097 R)
• M28: 38,906,517 km (0.06 R)
• M29: 39,560,110 km (0.06 R)
• M30: 40,889,287 km (0.066 R)
• M31: 48,133,713 km (0.116 R)
• M32: 48,434,106 km (0.093 R)
• M33: 49,190,323 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 14,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit