🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.7

Radius: 8.3

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.56 AU - 0.78 AU

Year: 379 Days

Day: 9.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 179 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,580,677 km

• M1: 103,821 km (0.051 R)
• M2: 371,452 km (0.057 R)
• M3: 645,664 km (0.087 R)
• M4: 976,126 km (0.105 R)
• M5: 1,539,063 km (0.036 R)
• M6: 1,894,059 km (0.043 R)
• M7: 2,195,798 km (0.117 R)
• M8: 2,822,762 km (0.053 R)
• M9: 3,241,487 km (0.043 R)
• M10: 4,094,494 km (0.117 R)
• M11: 4,400,272 km (0.049 R)
• M12: 5,058,054 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.3

Radius: 10.1

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.04 AU - 1.06 AU

Year: 743 Days

Day: 7.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,580,677 km

• M1: 127,607 km (0.096 R)
• M2: 454,927 km (0.101 R)
• M3: 838,496 km (0.112 R)
• M4: 1,224,159 km (0.031 R)
• M5: 1,600,248 km (0.113 R)
• M6: 1,952,851 km (0.071 R)
• M7: 2,725,823 km (0.074 R)
• M8: 3,272,753 km (0.117 R)
• M9: 3,733,215 km (0.045 R)
• M10: 4,159,868 km (0.029 R)
• M11: 4,488,834 km (0.108 R)
• M12: 4,818,398 km (0.059 R)
• M13: 5,867,228 km (0.096 R)
• M14: 6,549,096 km (0.109 R)
• M15: 7,998,998 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799

Radius: 13.6

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.97 AU - 3.07 AU

Year: 2761 Days

Day: 7.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,580,677 km

• M1: 169,644 km (0.057 R)
• M2: 708,496 km (0.075 R)
• M3: 1,389,914 km (0.096 R)
• M4: 2,002,068 km (0.084 R)
• M5: 2,458,491 km (0.078 R)
• M6: 2,935,409 km (0.083 R)
• M7: 3,383,305 km (0.087 R)
• M8: 4,183,504 km (0.041 R)
• M9: 5,154,993 km (0.087 R)
• M10: 5,785,847 km (0.112 R)
• M11: 6,327,392 km (0.113 R)
• M12: 8,597,539 km (0.09 R)
• M13: 9,560,800 km (0.045 R)
• M14: 10,049,835 km (0.06 R)
• M15: 12,571,307 km (0.066 R)
• M16: 13,764,799 km (0.104 R)
• M17: 14,585,194 km (0.112 R)
• M18: 15,489,064 km (0.117 R)
• M19: 16,323,521 km (0.076 R)
• M20: 18,082,493 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.3

Radius: 10.8

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.01 AU - 4.97 AU

Year: 6567 Days

Day: 8.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,580,677 km

• M1: 134,937 km (0.112 R)
• M2: 681,418 km (0.039 R)
• M3: 3,236,101 km (0.033 R)
• M4: 3,641,811 km (0.098 R)
• M5: 7,925,097 km (0.081 R)
• M6: 10,444,624 km (0.114 R)
• M7: 11,294,490 km (0.12 R)
• M8: 12,233,515 km (0.075 R)
• M9: 14,024,950 km (0.092 R)
• M10: 14,609,728 km (0.109 R)
• M11: 15,880,263 km (0.029 R)
• M12: 18,582,000 km (0.07 R)
• M13: 21,130,101 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.2

Radius: 6.9

Gravity: 10.25 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.62 AU - 7 AU

Year: 12267 Days

Day: 17.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,580,677 km

• M1: 86,168 km (0.061 R)
• M2: 411,245 km (0.063 R)
• M3: 997,219 km (0.041 R)
• M4: 1,530,835 km (0.109 R)
• M5: 1,943,725 km (0.103 R)
• M6: 2,351,978 km (0.099 R)
• M7: 3,058,678 km (0.099 R)
• M8: 5,074,061 km (0.113 R)
• M9: 5,918,840 km (0.085 R)
• M10: 6,972,458 km (0.086 R)
• M11: 7,254,300 km (0.082 R)
• M12: 8,595,295 km (0.115 R)
• M13: 10,247,454 km (0.101 R)
• M14: 10,717,939 km (0.114 R)
• M15: 12,332,549 km (0.079 R)
• M16: 13,412,496 km (0.071 R)
• M17: 13,912,153 km (0.116 R)
• M18: 14,948,717 km (0.08 R)
• M19: 18,214,588 km (0.076 R)
• M20: 19,295,881 km (0.067 R)
• M21: 19,852,385 km (0.064 R)
• M22: 22,445,665 km (0.085 R)
• M23: 26,211,043 km (0.103 R)
• M24: 27,888,633 km (0.106 R)
• M25: 28,908,143 km (0.053 R)
• M26: 29,952,336 km (0.116 R)
• M27: 35,081,149 km (0.069 R)
• M28: 35,434,500 km (0.06 R)
• M29: 35,790,393 km (0.106 R)
• M30: 37,360,123 km (0.11 R)
• M31: 38,099,735 km (0.11 R)
• M32: 42,610,560 km (0.059 R)
• M33: 44,098,610 km (0.117 R)
• M34: 48,332,379 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.7

Radius: 3.3

Gravity: 89.32 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.11 AU - 9.77 AU

Year: 20020 Days

Day: 17.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 105.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 85,580,677 km

• M1: 43,533 km (0.115 R)
• M2: 291,117 km (0.11 R)
• M3: 539,899 km (0.059 R)
• M4: 646,412 km (0.084 R)
• M5: 1,002,455 km (0.082 R)
• M6: 1,109,119 km (0.111 R)
• M7: 2,281,966 km (0.09 R)
• M8: 2,444,280 km (0.098 R)
• M9: 3,171,325 km (0.09 R)
• M10: 3,314,939 km (0.064 R)
• M11: 4,846,821 km (0.066 R)
• M12: 5,312,819 km (0.059 R)
• M13: 5,979,726 km (0.091 R)
• M14: 6,288,346 km (0.116 R)
• M15: 6,842,008 km (0.083 R)
• M16: 7,327,603 km (0.111 R)
• M17: 8,978,864 km (0.11 R)
• M18: 9,383,227 km (0.116 R)
• M19: 10,228,455 km (0.12 R)
• M20: 11,589,347 km (0.094 R)
• M21: 13,361,334 km (0.073 R)
• M22: 17,430,994 km (0.051 R)
• M23: 18,241,815 km (0.114 R)
• M24: 19,077,468 km (0.026 R)
• M25: 19,552,591 km (0.084 R)
• M26: 22,150,957 km (0.097 R)
• M27: 24,633,384 km (0.1 R)
• M28: 24,970,278 km (0.114 R)
• M29: 28,509,764 km (0.112 R)
• M30: 29,633,393 km (0.069 R)
• M31: 43,509,643 km (0.11 R)
• M32: 45,668,939 km (0.105 R)
• M33: 61,777,937 km (0.066 R)
• M34: 64,077,106 km (0.11 R)
• M35: 65,140,897 km (0.109 R)
• M36: 68,402,430 km (0.109 R)
• M37: 77,148,968 km (0.118 R)
• M38: 78,837,330 km (0.106 R)
• M39: 82,538,082 km (0.05 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 13,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit