🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.4

Radius: 12.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.88 AU - 1.14 AU

Year: 701 Days

Day: 6 Hours

Environment

Temp: -183 °C

Axial Tilt: 92.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,971,978 km

• M1: 156,779 km (0.089 R)
• M2: 571,464 km (0.044 R)
• M3: 1,041,949 km (0.119 R)
• M4: 1,612,515 km (0.117 R)
• M5: 2,116,361 km (0.115 R)
• M6: 2,769,505 km (0.074 R)
• M7: 3,206,182 km (0.034 R)
• M8: 3,799,636 km (0.029 R)
• M9: 4,528,178 km (0.065 R)
• M10: 5,138,537 km (0.059 R)
• M11: 5,973,293 km (0.086 R)
• M12: 6,854,275 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.3

Radius: 15

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.04 AU - 1.22 AU

Year: 829 Days

Day: 10.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,971,978 km

• M1: 188,493 km (0.08 R)
• M2: 725,400 km (0.106 R)
• M3: 1,209,798 km (0.027 R)
• M4: 2,169,917 km (0.111 R)
• M5: 3,093,534 km (0.106 R)
• M6: 4,397,280 km (0.095 R)
• M7: 5,037,409 km (0.073 R)
• M8: 6,145,481 km (0.105 R)
• M9: 6,614,619 km (0.074 R)
• M10: 7,293,046 km (0.084 R)
• M11: 7,918,365 km (0.094 R)
• M12: 8,397,826 km (0.075 R)

Asteroid Belt

Center: 1.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.9

Radius: 11

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2 AU - 2.84 AU

Year: 2599 Days

Day: 8.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,971,978 km

• M1: 136,732 km (0.062 R)
• M2: 508,334 km (0.113 R)
• M3: 1,079,349 km (0.062 R)
• M4: 1,477,728 km (0.088 R)
• M5: 2,773,395 km (0.11 R)
• M6: 3,200,497 km (0.063 R)
• M7: 4,114,390 km (0.028 R)
• M8: 5,065,384 km (0.083 R)
• M9: 6,758,682 km (0.098 R)
• M10: 7,454,163 km (0.081 R)
• M11: 8,555,951 km (0.095 R)
• M12: 9,082,536 km (0.086 R)
• M13: 9,896,348 km (0.074 R)
• M14: 13,979,771 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.3

Radius: 9.3

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.4 AU - 4.18 AU

Year: 5093 Days

Day: 13.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 104.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,971,978 km

• M1: 115,639 km (0.079 R)
• M2: 452,833 km (0.026 R)
• M3: 832,213 km (0.109 R)
• M4: 1,649,915 km (0.119 R)
• M5: 2,829,195 km (0.039 R)
• M6: 4,519,501 km (0.106 R)
• M7: 4,920,274 km (0.054 R)
• M8: 5,957,735 km (0.115 R)
• M9: 8,672,189 km (0.107 R)
• M10: 12,208,682 km (0.112 R)
• M11: 14,194,295 km (0.082 R)
• M12: 14,952,756 km (0.056 R)
• M13: 16,331,300 km (0.103 R)
• M14: 17,107,713 km (0.108 R)
• M15: 17,562,341 km (0.074 R)
• M16: 17,966,704 km (0.049 R)
• M17: 22,494,433 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.1

Radius: 5.6

Gravity: 28.42 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.72 AU - 7.12 AU

Year: 11228 Days

Day: 22.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 43,971,978 km

• M1: 71,059 km (0.088 R)
• M2: 296,653 km (0.071 R)
• M3: 494,720 km (0.104 R)
• M4: 983,905 km (0.098 R)
• M5: 1,180,926 km (0.099 R)
• M6: 1,446,611 km (0.072 R)
• M7: 1,687,314 km (0.057 R)
• M8: 5,180,125 km (0.062 R)
• M9: 5,600,944 km (0.101 R)
• M10: 7,000,582 km (0.1 R)
• M11: 7,514,750 km (0.118 R)
• M12: 9,825,887 km (0.109 R)
• M13: 13,138,134 km (0.096 R)
• M14: 13,919,334 km (0.107 R)
• M15: 14,731,202 km (0.069 R)
• M16: 15,431,469 km (0.115 R)
• M17: 15,862,161 km (0.061 R)
• M18: 16,822,729 km (0.098 R)
• M19: 17,587,623 km (0.119 R)
• M20: 18,216,084 km (0.107 R)
• M21: 21,054,554 km (0.038 R)
• M22: 21,762,750 km (0.057 R)
• M23: 21,942,268 km (0.084 R)
• M24: 24,367,100 km (0.114 R)
• M25: 26,349,571 km (0.062 R)
• M26: 26,553,622 km (0.113 R)
• M27: 30,296,112 km (0.107 R)
• M28: 43,319,355 km (0.098 R)
• M29: 44,175,653 km (0.055 R)
• M30: 45,335,036 km (0.063 R)
• M31: 50,489,132 km (0.076 R)
• M32: 56,020,214 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.9

Radius: 6

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.56 AU - 10.76 AU

Year: 17591 Days

Day: 23.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,971,978 km

• M1: 79,137 km (0.117 R)
• M2: 637,137 km (0.11 R)
• M3: 929,152 km (0.096 R)
• M4: 1,472,941 km (0.035 R)
• M5: 2,408,077 km (0.109 R)
• M6: 4,516,809 km (0.05 R)
• M7: 6,282,662 km (0.051 R)
• M8: 6,609,982 km (0.064 R)
• M9: 7,991,967 km (0.099 R)
• M10: 8,289,966 km (0.109 R)
• M11: 8,728,437 km (0.103 R)
• M12: 10,087,534 km (0.112 R)
• M13: 11,155,962 km (0.063 R)
• M14: 12,694,875 km (0.116 R)
• M15: 20,906,153 km (0.081 R)
• M16: 27,223,821 km (0.098 R)
• M17: 28,387,243 km (0.101 R)
• M18: 32,289,653 km (0.11 R)
• M19: 41,898,474 km (0.058 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: 178 - 17,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit