🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.8

Radius: 13

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.5 AU - 0.6 AU

Year: 282 Days

Day: 14 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,454,387 km

• M1: 161,715 km (0.113 R)
• M2: 584,778 km (0.109 R)
• M3: 990,338 km (0.079 R)
• M4: 1,816,717 km (0.085 R)
• M5: 2,477,490 km (0.098 R)
• M6: 2,904,293 km (0.105 R)
• M7: 3,468,726 km (0.112 R)
• M8: 4,321,882 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.6

Radius: 10.5

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.64 AU - 1.02 AU

Year: 522 Days

Day: 11.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,454,387 km

• M1: 130,749 km (0.083 R)
• M2: 567,425 km (0.107 R)
• M3: 1,227,151 km (0.115 R)
• M4: 1,714,092 km (0.112 R)
• M5: 2,060,561 km (0.051 R)
• M6: 2,524,614 km (0.096 R)
• M7: 3,034,443 km (0.077 R)
• M8: 4,018,049 km (0.11 R)
• M9: 4,668,800 km (0.069 R)
• M10: 5,319,999 km (0.081 R)
• M11: 5,739,173 km (0.099 R)
• M12: 6,467,415 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.9

Radius: 12.2

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.64 AU - 1.02 AU

Year: 522 Days

Day: 13.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,454,387 km

• M1: 159,920 km (0.105 R)
• M2: 590,762 km (0.029 R)
• M3: 971,189 km (0.119 R)
• M4: 1,720,824 km (0.051 R)
• M5: 2,342,403 km (0.071 R)
• M6: 2,789,701 km (0.117 R)
• M7: 3,231,912 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.6

Radius: 12.7

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.8 AU - 2.26 AU

Year: 1996 Days

Day: 5.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 151.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,454,387 km

• M1: 157,975 km (0.071 R)
• M2: 691,741 km (0.057 R)
• M3: 1,205,759 km (0.084 R)
• M4: 1,601,894 km (0.101 R)
• M5: 2,259,227 km (0.11 R)
• M6: 3,788,865 km (0.064 R)
• M7: 4,270,570 km (0.099 R)
• M8: 4,811,816 km (0.112 R)
• M9: 5,816,066 km (0.048 R)
• M10: 6,739,833 km (0.083 R)
• M11: 8,595,894 km (0.063 R)
• M12: 9,108,865 km (0.087 R)
• M13: 10,196,292 km (0.084 R)
• M14: 11,234,052 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.6

Radius: 11.8

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.71 AU - 2.71 AU

Year: 2268 Days

Day: 5.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,454,387 km

• M1: 149,149 km (0.075 R)
• M2: 597,344 km (0.114 R)
• M3: 1,030,131 km (0.103 R)
• M4: 1,434,943 km (0.102 R)
• M5: 2,285,407 km (0.053 R)
• M6: 2,962,187 km (0.083 R)
• M7: 3,964,344 km (0.046 R)
• M8: 5,179,826 km (0.076 R)
• M9: 5,814,869 km (0.095 R)
• M10: 6,299,716 km (0.069 R)
• M11: 7,574,589 km (0.079 R)
• M12: 8,153,982 km (0.118 R)
• M13: 8,887,909 km (0.115 R)
• M14: 11,281,923 km (0.06 R)
• M15: 14,293,329 km (0.117 R)
• M16: 14,731,650 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.3

Radius: 14

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.23 AU - 3.41 AU

Year: 3269 Days

Day: 8.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 131.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,454,387 km

• M1: 174,132 km (0.095 R)
• M2: 621,430 km (0.099 R)
• M3: 1,193,941 km (0.039 R)
• M4: 2,525,810 km (0.11 R)
• M5: 3,032,498 km (0.071 R)
• M6: 3,715,862 km (0.044 R)
• M7: 4,253,965 km (0.109 R)
• M8: 5,045,039 km (0.057 R)
• M9: 5,856,607 km (0.079 R)
• M10: 6,698,544 km (0.058 R)
• M11: 7,206,578 km (0.087 R)
• M12: 9,749,592 km (0.113 R)
• M13: 11,440,348 km (0.098 R)
• M14: 13,808,033 km (0.064 R)
• M15: 15,299,225 km (0.049 R)
• M16: 16,843,823 km (0.097 R)
• M17: 18,163,425 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.3

Radius: 6.2

Gravity: 24.38 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.11 AU - 6.19 AU

Year: 9270 Days

Day: 17.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 65,454,387 km

• M1: 77,193 km (0.11 R)
• M2: 334,202 km (0.036 R)
• M3: 558,449 km (0.098 R)
• M4: 758,162 km (0.101 R)
• M5: 975,229 km (0.095 R)
• M6: 1,309,131 km (0.108 R)
• M7: 1,942,379 km (0.078 R)
• M8: 2,433,957 km (0.092 R)
• M9: 2,937,504 km (0.094 R)
• M10: 3,166,837 km (0.083 R)
• M11: 3,407,989 km (0.08 R)
• M12: 3,900,465 km (0.09 R)
• M13: 4,292,711 km (0.09 R)
• M14: 4,528,627 km (0.082 R)
• M15: 5,983,915 km (0.056 R)
• M16: 6,316,022 km (0.116 R)
• M17: 6,817,474 km (0.118 R)
• M18: 8,031,461 km (0.082 R)
• M19: 8,712,879 km (0.097 R)
• M20: 10,190,308 km (0.102 R)
• M21: 11,097,918 km (0.072 R)
• M22: 13,949,852 km (0.071 R)
• M23: 14,142,833 km (0.093 R)
• M24: 14,337,610 km (0.053 R)
• M25: 14,534,181 km (0.082 R)
• M26: 15,270,203 km (0.093 R)
• M27: 18,931,910 km (0.098 R)
• M28: 20,299,234 km (0.079 R)
• M29: 20,880,871 km (0.077 R)
• M30: 24,888,598 km (0.108 R)
• M31: 26,527,293 km (0.115 R)
• M32: 26,823,646 km (0.102 R)
• M33: 30,124,822 km (0.115 R)
• M34: 31,429,465 km (0.043 R)
• M35: 32,771,358 km (0.114 R)
• M36: 34,150,950 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.2

Radius: 5

Gravity: 21.49 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.99 AU - 10.61 AU

Year: 18019 Days

Day: 17.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,454,387 km

• M1: 73,602 km (0.073 R)
• M2: 296,353 km (0.098 R)
• M3: 476,170 km (0.108 R)
• M4: 667,805 km (0.102 R)
• M5: 943,813 km (0.045 R)
• M6: 1,251,685 km (0.03 R)
• M7: 2,498,733 km (0.079 R)
• M8: 3,268,265 km (0.115 R)
• M9: 3,622,064 km (0.108 R)
• M10: 4,215,967 km (0.095 R)
• M11: 5,482,014 km (0.108 R)
• M12: 6,427,173 km (0.056 R)
• M13: 7,114,725 km (0.064 R)
• M14: 7,522,379 km (0.117 R)
• M15: 7,897,720 km (0.069 R)
• M16: 8,787,678 km (0.075 R)
• M17: 13,767,342 km (0.113 R)
• M18: 14,687,070 km (0.116 R)
• M19: 15,198,844 km (0.11 R)
• M20: 15,496,694 km (0.052 R)
• M21: 16,180,805 km (0.113 R)
• M22: 17,124,169 km (0.094 R)
• M23: 22,395,699 km (0.05 R)
• M24: 22,684,572 km (0.054 R)
• M25: 25,605,620 km (0.109 R)
• M26: 32,303,117 km (0.112 R)
• M27: 34,685,762 km (0.105 R)
• M28: 36,249,359 km (0.051 R)
• M29: 39,938,293 km (0.05 R)
• M30: 40,790,851 km (0.111 R)
• M31: 41,077,631 km (0.109 R)
• M32: 43,570,081 km (0.109 R)
• M33: 46,943,064 km (0.115 R)
• M34: 50,156,576 km (0.1 R)
• M35: 50,650,997 km (0.067 R)
• M36: 53,342,412 km (0.09 R)
• M37: 55,422,570 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 19,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit