🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.4

Radius: 11.5

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.17 AU - 1.21 AU

Year: 825 Days

Day: 11.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,713,484 km

• M1: 148,999 km (0.071 R)
• M2: 559,197 km (0.101 R)
• M3: 1,282,353 km (0.118 R)
• M4: 1,772,884 km (0.108 R)
• M5: 2,323,704 km (0.09 R)
• M6: 2,912,521 km (0.112 R)
• M7: 4,879,583 km (0.058 R)
• M8: 5,518,965 km (0.109 R)
• M9: 5,928,713 km (0.039 R)
• M10: 6,400,994 km (0.05 R)
• M11: 7,032,147 km (0.099 R)
• M12: 7,421,102 km (0.107 R)
• M13: 8,317,791 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.2

Radius: 10.6

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.34 AU - 7.02 AU

Year: 8607 Days

Day: 14.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,713,484 km

• M1: 162,463 km (0.049 R)
• M2: 968,497 km (0.1 R)
• M3: 2,616,168 km (0.104 R)
• M4: 3,713,618 km (0.093 R)
• M5: 4,205,795 km (0.079 R)
• M6: 5,292,324 km (0.105 R)
• M7: 6,723,826 km (0.052 R)
• M8: 8,281,140 km (0.084 R)
• M9: 10,791,841 km (0.094 R)
• M10: 13,826,284 km (0.065 R)
• M11: 16,944,053 km (0.09 R)
• M12: 32,723,188 km (0.101 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.2

Radius: 5.8

Gravity: 15.05 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.9 AU - 7.26 AU

Year: 10732 Days

Day: 22.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,713,484 km

• M1: 72,106 km (0.059 R)
• M2: 555,008 km (0.071 R)
• M3: 772,224 km (0.108 R)
• M4: 1,155,494 km (0.112 R)
• M5: 1,934,450 km (0.034 R)
• M6: 2,223,623 km (0.03 R)
• M7: 3,480,394 km (0.103 R)
• M8: 4,015,057 km (0.04 R)
• M9: 4,457,867 km (0.086 R)
• M10: 5,375,201 km (0.115 R)
• M11: 5,707,308 km (0.048 R)
• M12: 6,560,016 km (0.076 R)
• M13: 7,373,380 km (0.105 R)
• M14: 9,292,122 km (0.117 R)
• M15: 9,770,686 km (0.114 R)
• M16: 10,115,210 km (0.059 R)
• M17: 13,110,757 km (0.066 R)
• M18: 13,712,440 km (0.118 R)
• M19: 16,441,853 km (0.096 R)
• M20: 16,649,645 km (0.074 R)
• M21: 17,354,999 km (0.071 R)
• M22: 18,599,503 km (0.093 R)
• M23: 18,825,097 km (0.059 R)
• M24: 20,296,841 km (0.116 R)
• M25: 20,777,050 km (0.057 R)
• M26: 21,760,207 km (0.032 R)
• M27: 22,774,032 km (0.113 R)
• M28: 23,730,710 km (0.116 R)
• M29: 24,623,510 km (0.086 R)
• M30: 27,145,282 km (0.038 R)
• M31: 30,143,373 km (0.115 R)
• M32: 30,978,577 km (0.115 R)
• M33: 32,044,313 km (0.059 R)
• M34: 37,262,436 km (0.113 R)
• M35: 37,741,299 km (0.054 R)
• M36: 41,464,191 km (0.08 R)
• M37: 44,077,666 km (0.079 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178.8

Radius: 4.6

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.09 AU - 7.47 AU

Year: 12489 Days

Day: 16.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,713,484 km

• M1: 58,493 km (0.089 R)
• M2: 234,569 km (0.094 R)
• M3: 434,881 km (0.11 R)
• M4: 673,490 km (0.098 R)
• M5: 904,469 km (0.103 R)
• M6: 1,577,958 km (0.08 R)
• M7: 2,610,632 km (0.11 R)
• M8: 2,877,216 km (0.089 R)
• M9: 3,246,423 km (0.083 R)
• M10: 3,464,687 km (0.114 R)
• M11: 3,669,636 km (0.082 R)
• M12: 5,131,207 km (0.115 R)
• M13: 6,319,463 km (0.096 R)
• M14: 7,049,500 km (0.097 R)
• M15: 7,453,415 km (0.116 R)
• M16: 7,756,799 km (0.093 R)
• M17: 8,267,377 km (0.106 R)
• M18: 8,469,633 km (0.069 R)
• M19: 10,724,971 km (0.115 R)
• M20: 11,407,735 km (0.041 R)
• M21: 12,015,701 km (0.108 R)
• M22: 13,685,812 km (0.113 R)
• M23: 14,255,929 km (0.036 R)
• M24: 16,503,487 km (0.092 R)
• M25: 19,258,033 km (0.087 R)
• M26: 19,542,119 km (0.1 R)
• M27: 22,775,079 km (0.069 R)
• M28: 23,333,079 km (0.049 R)
• M29: 27,676,354 km (0.061 R)
• M30: 28,129,037 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.5

Radius: 4.8

Gravity: 32.79 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.04 AU - 9.14 AU

Year: 17425 Days

Day: 16.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,713,484 km

• M1: 62,831 km (0.118 R)
• M2: 217,067 km (0.111 R)
• M3: 405,560 km (0.083 R)
• M4: 574,755 km (0.086 R)
• M5: 1,001,558 km (0.072 R)
• M6: 1,333,665 km (0.066 R)
• M7: 1,501,663 km (0.079 R)
• M8: 2,385,637 km (0.1 R)
• M9: 2,681,841 km (0.104 R)
• M10: 2,900,852 km (0.1 R)
• M11: 4,577,096 km (0.105 R)
• M12: 5,756,676 km (0.067 R)
• M13: 6,373,916 km (0.11 R)
• M14: 7,125,496 km (0.108 R)
• M15: 7,310,698 km (0.11 R)
• M16: 8,909,301 km (0.074 R)
• M17: 9,070,268 km (0.06 R)
• M18: 10,667,076 km (0.117 R)
• M19: 11,658,910 km (0.107 R)
• M20: 14,775,931 km (0.069 R)
• M21: 17,806,485 km (0.117 R)
• M22: 18,233,736 km (0.107 R)
• M23: 18,493,289 km (0.103 R)
• M24: 23,292,987 km (0.029 R)
• M25: 28,279,383 km (0.12 R)
• M26: 51,085,878 km (0.041 R)
• M27: 51,947,861 km (0.079 R)
• M28: 54,412,785 km (0.118 R)
• M29: 60,721,177 km (0.114 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 19,439 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit