🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.8 AU - 2.02 AU

Year: 1136 Days

Day: 21.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.4

Radius: 10.6

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.59 AU - 2.97 AU

Year: 1995 Days

Day: 7.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,048,664 km

• M1: 131,945 km (0.045 R)
• M2: 513,270 km (0.11 R)
• M3: 1,286,841 km (0.05 R)
• M4: 2,233,795 km (0.106 R)
• M5: 2,707,123 km (0.095 R)
• M6: 3,525,723 km (0.087 R)
• M7: 3,856,633 km (0.087 R)
• M8: 4,998,962 km (0.105 R)
• M9: 6,583,952 km (0.05 R)
• M10: 8,542,188 km (0.032 R)
• M11: 9,537,463 km (0.117 R)
• M12: 13,529,183 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.6

Radius: 12.7

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.81 AU - 3.79 AU

Year: 2580 Days

Day: 12.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,048,664 km

• M1: 157,975 km (0.105 R)
• M2: 1,061,546 km (0.07 R)
• M3: 1,492,688 km (0.101 R)
• M4: 2,053,081 km (0.07 R)
• M5: 2,650,126 km (0.099 R)
• M6: 3,302,074 km (0.087 R)
• M7: 7,036,037 km (0.12 R)
• M8: 7,645,498 km (0.069 R)
• M9: 8,682,511 km (0.063 R)
• M10: 9,146,414 km (0.101 R)
• M11: 10,802,462 km (0.04 R)
• M12: 11,824,216 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.4

Radius: 10.1

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.02 AU - 5.02 AU

Year: 3469 Days

Day: 12.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,048,664 km

• M1: 125,961 km (0.098 R)
• M2: 506,239 km (0.088 R)
• M3: 1,038,060 km (0.057 R)
• M4: 1,581,549 km (0.069 R)
• M5: 1,993,092 km (0.077 R)
• M6: 3,564,169 km (0.119 R)
• M7: 3,910,339 km (0.087 R)
• M8: 5,402,278 km (0.08 R)
• M9: 5,834,616 km (0.078 R)
• M10: 6,372,869 km (0.081 R)
• M11: 7,121,756 km (0.094 R)
• M12: 7,611,240 km (0.067 R)
• M13: 8,420,715 km (0.102 R)
• M14: 11,316,929 km (0.115 R)
• M15: 13,259,906 km (0.096 R)
• M16: 13,954,340 km (0.063 R)
• M17: 16,497,504 km (0.087 R)
• M18: 18,298,961 km (0.04 R)
• M19: 18,640,044 km (0.076 R)
• M20: 19,807,805 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.1

Radius: 10.3

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.16 AU - 5.08 AU

Year: 3600 Days

Day: 13.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 87.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,048,664 km

• M1: 128,205 km (0.103 R)
• M2: 455,077 km (0.082 R)
• M3: 781,798 km (0.073 R)
• M4: 1,374,356 km (0.089 R)
• M5: 2,030,193 km (0.116 R)
• M6: 2,899,207 km (0.066 R)
• M7: 3,278,737 km (0.071 R)
• M8: 3,766,874 km (0.118 R)
• M9: 4,179,465 km (0.048 R)
• M10: 4,600,434 km (0.097 R)
• M11: 5,752,936 km (0.099 R)
• M12: 6,141,591 km (0.086 R)
• M13: 6,687,174 km (0.06 R)
• M14: 7,384,151 km (0.083 R)
• M15: 8,619,231 km (0.054 R)
• M16: 9,804,046 km (0.094 R)
• M17: 10,135,106 km (0.117 R)
• M18: 10,665,131 km (0.034 R)
• M19: 12,112,790 km (0.037 R)
• M20: 14,906,680 km (0.06 R)
• M21: 15,493,253 km (0.108 R)
• M22: 18,214,289 km (0.092 R)
• M23: 19,111,876 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.6

Radius: 12.7

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.55 AU - 5.35 AU

Year: 4741 Days

Day: 8.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,048,664 km

• M1: 160,070 km (0.063 R)
• M2: 807,829 km (0.097 R)
• M3: 1,339,200 km (0.114 R)
• M4: 2,241,874 km (0.086 R)
• M5: 2,940,346 km (0.049 R)
• M6: 4,166,749 km (0.092 R)
• M7: 5,626,526 km (0.109 R)
• M8: 6,104,640 km (0.092 R)
• M9: 8,331,105 km (0.058 R)
• M10: 10,047,292 km (0.065 R)
• M11: 10,626,535 km (0.054 R)
• M12: 11,053,787 km (0.098 R)
• M13: 12,172,330 km (0.113 R)
• M14: 19,236,341 km (0.117 R)
• M15: 21,591,461 km (0.046 R)
• M16: 22,001,808 km (0.102 R)
• M17: 22,697,438 km (0.093 R)
• M18: 23,264,414 km (0.11 R)
• M19: 24,872,591 km (0.09 R)
• M20: 25,475,321 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.4

Radius: 9.6

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.08 AU - 6.52 AU

Year: 6013 Days

Day: 6.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,048,664 km

• M1: 119,379 km (0.106 R)
• M2: 434,432 km (0.098 R)
• M3: 801,246 km (0.081 R)
• M4: 1,192,295 km (0.113 R)
• M5: 1,610,122 km (0.084 R)
• M6: 1,993,392 km (0.09 R)
• M7: 3,398,714 km (0.093 R)
• M8: 4,224,494 km (0.061 R)
• M9: 5,289,482 km (0.103 R)
• M10: 5,780,163 km (0.088 R)
• M11: 7,331,044 km (0.114 R)
• M12: 8,624,916 km (0.043 R)
• M13: 9,305,586 km (0.077 R)
• M14: 9,807,337 km (0.094 R)
• M15: 12,844,772 km (0.097 R)
• M16: 16,218,952 km (0.092 R)
• M17: 16,823,328 km (0.072 R)
• M18: 17,821,594 km (0.105 R)
• M19: 18,726,961 km (0.06 R)
• M20: 20,770,019 km (0.114 R)
• M21: 21,772,474 km (0.106 R)
• M22: 22,211,993 km (0.101 R)
• M23: 24,893,983 km (0.088 R)
• M24: 28,737,751 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.5

Radius: 7.2

Gravity: 15.63 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 8.91 AU - 13.91 AU

Year: 16590 Days

Day: 18 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,048,664 km

• M1: 89,759 km (0.096 R)
• M2: 657,183 km (0.113 R)
• M3: 952,938 km (0.104 R)
• M4: 2,142,690 km (0.074 R)
• M5: 5,309,228 km (0.075 R)
• M6: 5,575,363 km (0.046 R)
• M7: 7,270,157 km (0.103 R)
• M8: 8,853,352 km (0.099 R)
• M9: 9,174,089 km (0.116 R)
• M10: 9,952,298 km (0.051 R)
• M11: 12,617,982 km (0.091 R)
• M12: 19,757,092 km (0.114 R)
• M13: 20,029,809 km (0.105 R)
• M14: 20,676,071 km (0.064 R)
• M15: 24,013,600 km (0.079 R)
• M16: 29,430,688 km (0.09 R)
• M17: 30,145,317 km (0.117 R)
• M18: 31,733,299 km (0.077 R)
• M19: 33,119,921 km (0.12 R)
• M20: 35,341,599 km (0.115 R)
• M21: 36,013,443 km (0.047 R)
• M22: 41,252,510 km (0.117 R)
• M23: 46,334,649 km (0.089 R)
• M24: 48,776,685 km (0.103 R)
• M25: 53,386,244 km (0.117 R)
• M26: 56,432,655 km (0.094 R)
• M27: 56,982,128 km (0.076 R)
• M28: 59,215,325 km (0.045 R)
• M29: 60,736,137 km (0.108 R)
• M30: 61,313,136 km (0.078 R)
• M31: 62,282,979 km (0.098 R)
• M32: 64,054,068 km (0.101 R)
• M33: 69,359,258 km (0.086 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: 174 - 18,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit