🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.2

Radius: 9.1

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.86 AU - 1.1 AU

Year: 670 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,638,293 km

• M1: 113,246 km (0.087 R)
• M2: 449,392 km (0.084 R)
• M3: 835,953 km (0.108 R)
• M4: 1,162,824 km (0.104 R)
• M5: 1,599,052 km (0.085 R)
• M6: 2,402,392 km (0.104 R)
• M7: 2,899,057 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.5

Radius: 9.8

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.93 AU - 3.61 AU

Year: 4082 Days

Day: 14.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,638,293 km

• M1: 121,922 km (0.119 R)
• M2: 750,383 km (0.067 R)
• M3: 1,108,371 km (0.039 R)
• M4: 1,649,765 km (0.044 R)
• M5: 2,214,647 km (0.12 R)
• M6: 2,590,138 km (0.119 R)
• M7: 3,025,767 km (0.114 R)
• M8: 3,608,749 km (0.073 R)
• M9: 5,786,745 km (0.107 R)
• M10: 10,102,643 km (0.042 R)
• M11: 10,593,324 km (0.095 R)
• M12: 11,490,463 km (0.096 R)
• M13: 15,163,390 km (0.11 R)
• M14: 16,246,329 km (0.059 R)
• M15: 18,626,580 km (0.059 R)
• M16: 19,804,813 km (0.096 R)
• M17: 21,429,745 km (0.08 R)
• M18: 22,035,916 km (0.039 R)
• M19: 24,211,817 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.3

Radius: 14.5

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.38 AU - 4.72 AU

Year: 6699 Days

Day: 5.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,638,293 km

• M1: 180,714 km (0.092 R)
• M2: 1,460,225 km (0.114 R)
• M3: 2,153,461 km (0.108 R)
• M4: 2,615,868 km (0.107 R)
• M5: 3,445,688 km (0.077 R)
• M6: 4,189,040 km (0.104 R)
• M7: 4,873,001 km (0.108 R)
• M8: 5,553,971 km (0.095 R)
• M9: 6,325,596 km (0.084 R)
• M10: 7,920,310 km (0.057 R)
• M11: 8,724,997 km (0.101 R)
• M12: 10,380,596 km (0.109 R)
• M13: 11,764,227 km (0.088 R)
• M14: 12,324,621 km (0.031 R)
• M15: 13,313,612 km (0.039 R)
• M16: 15,861,713 km (0.101 R)
• M17: 17,305,930 km (0.119 R)
• M18: 19,129,229 km (0.081 R)
• M19: 20,578,384 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.3

Radius: 7.3

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.69 AU - 8.47 AU

Year: 13004 Days

Day: 16.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,638,293 km

• M1: 91,255 km (0.118 R)
• M2: 361,578 km (0.106 R)
• M3: 837,299 km (0.081 R)
• M4: 1,580,502 km (0.082 R)
• M5: 2,185,176 km (0.085 R)
• M6: 2,560,517 km (0.047 R)
• M7: 3,766,276 km (0.111 R)
• M8: 5,118,491 km (0.053 R)
• M9: 5,782,107 km (0.101 R)
• M10: 6,614,769 km (0.118 R)
• M11: 6,961,387 km (0.104 R)
• M12: 7,199,248 km (0.1 R)
• M13: 10,237,281 km (0.099 R)
• M14: 14,163,178 km (0.071 R)
• M15: 15,398,408 km (0.027 R)
• M16: 16,563,177 km (0.086 R)
• M17: 16,916,677 km (0.065 R)
• M18: 20,651,836 km (0.102 R)
• M19: 21,476,420 km (0.118 R)
• M20: 22,494,583 km (0.096 R)
• M21: 25,180,314 km (0.093 R)
• M22: 26,312,021 km (0.104 R)
• M23: 27,773,892 km (0.064 R)
• M24: 32,925,893 km (0.077 R)
• M25: 36,138,358 km (0.102 R)
• M26: 37,213,817 km (0.104 R)
• M27: 40,567,801 km (0.11 R)
• M28: 40,952,567 km (0.106 R)
• M29: 42,121,076 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.6

Radius: 4.5

Gravity: 18.6 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 8.6 AU - 8.68 AU

Year: 17530 Days

Day: 16.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,638,293 km

• M1: 58,343 km (0.086 R)
• M2: 405,560 km (0.065 R)
• M3: 805,585 km (0.101 R)
• M4: 947,104 km (0.119 R)
• M5: 2,739,137 km (0.106 R)
• M6: 7,937,214 km (0.057 R)
• M7: 13,714,385 km (0.103 R)
• M8: 16,828,115 km (0.086 R)
• M9: 17,056,252 km (0.102 R)
• M10: 21,166,453 km (0.102 R)
• M11: 21,343,427 km (0.12 R)
• M12: 27,750,405 km (0.076 R)
• M13: 28,282,375 km (0.088 R)
• M14: 33,738,957 km (0.1 R)
• M15: 34,223,056 km (0.115 R)
• M16: 54,726,791 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.7

Radius: 3.5

Gravity: 35.49 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.2 AU - 10.74 AU

Year: 20116 Days

Day: 16.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 65,638,293 km

• M1: 43,533 km (0.041 R)
• M2: 162,613 km (0.091 R)
• M3: 659,727 km (0.08 R)
• M4: 770,878 km (0.083 R)
• M5: 1,278,164 km (0.104 R)
• M6: 1,407,716 km (0.063 R)
• M7: 1,594,115 km (0.091 R)
• M8: 2,531,794 km (0.09 R)
• M9: 3,103,857 km (0.11 R)
• M10: 4,147,900 km (0.104 R)
• M11: 4,368,856 km (0.092 R)
• M12: 4,498,558 km (0.111 R)
• M13: 4,799,848 km (0.045 R)
• M14: 5,258,814 km (0.059 R)
• M15: 6,386,782 km (0.108 R)
• M16: 6,897,359 km (0.066 R)
• M17: 7,388,788 km (0.097 R)
• M18: 8,491,325 km (0.063 R)
• M19: 8,847,517 km (0.113 R)
• M20: 9,373,503 km (0.091 R)
• M21: 10,956,847 km (0.079 R)
• M22: 11,257,240 km (0.083 R)
• M23: 11,563,018 km (0.095 R)
• M24: 13,378,837 km (0.108 R)
• M25: 14,569,187 km (0.089 R)
• M26: 15,301,469 km (0.1 R)
• M27: 16,445,294 km (0.069 R)
• M28: 18,730,850 km (0.113 R)
• M29: 21,498,411 km (0.098 R)
• M30: 21,968,896 km (0.107 R)
• M31: 23,919,652 km (0.025 R)
• M32: 29,756,961 km (0.09 R)
• M33: 33,126,803 km (0.096 R)
• M34: 34,007,336 km (0.1 R)
• M35: 34,517,315 km (0.05 R)
• M36: 35,814,927 km (0.114 R)
• M37: 44,288,898 km (0.073 R)
• M38: 46,441,911 km (0.073 R)
• M39: 46,755,019 km (0.106 R)
• M40: 56,105,485 km (0.114 R)
• M41: 63,305,032 km (0.111 R)
• M42: 63,883,078 km (0.075 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: 162 - 15,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit