🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.5 AU - 0.66 AU

Year: 165 Days

Day: 15.8 Hours

Environment

Temp: 192 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.63 AU - 0.93 AU

Year: 257 Days

Day: 37.8 Hours

Environment

Temp: 159 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,591,637 km

• M1: 49,816 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.91 AU - 0.99 AU

Year: 345 Days

Day: 42.1 Hours

Environment

Temp: 21 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.5

Radius: 10.5

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.77 AU - 8.37 AU

Year: 7008 Days

Day: 9.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,591,637 km

• M1: 130,599 km (0.091 R)
• M2: 488,287 km (0.095 R)
• M3: 862,731 km (0.075 R)
• M4: 1,772,286 km (0.108 R)
• M5: 3,599,175 km (0.11 R)
• M6: 3,944,896 km (0.057 R)
• M7: 4,533,563 km (0.112 R)
• M8: 6,089,830 km (0.058 R)
• M9: 6,802,814 km (0.114 R)
• M10: 9,884,530 km (0.057 R)
• M11: 10,418,295 km (0.082 R)
• M12: 16,930,589 km (0.115 R)
• M13: 19,669,427 km (0.066 R)
• M14: 25,554,757 km (0.099 R)
• M15: 26,653,404 km (0.112 R)
• M16: 27,308,643 km (0.085 R)
• M17: 28,263,227 km (0.103 R)
• M18: 30,543,248 km (0.119 R)
• M19: 31,884,841 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.9

Radius: 11

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.9 AU - 10.98 AU

Year: 10812 Days

Day: 6.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 40,591,637 km

• M1: 138,976 km (0.069 R)
• M2: 519,703 km (0.11 R)
• M3: 1,281,904 km (0.07 R)
• M4: 1,839,755 km (0.103 R)
• M5: 2,408,825 km (0.104 R)
• M6: 5,140,482 km (0.099 R)
• M7: 5,511,634 km (0.08 R)
• M8: 7,845,062 km (0.099 R)
• M9: 9,571,421 km (0.062 R)
• M10: 10,328,387 km (0.091 R)
• M11: 11,381,855 km (0.05 R)
• M12: 11,961,547 km (0.105 R)
• M13: 12,450,432 km (0.096 R)
• M14: 13,009,180 km (0.103 R)
• M15: 13,410,252 km (0.116 R)
• M16: 14,972,652 km (0.108 R)
• M17: 15,862,610 km (0.084 R)
• M18: 16,453,073 km (0.077 R)
• M19: 17,126,263 km (0.118 R)
• M20: 17,608,268 km (0.061 R)
• M21: 18,028,787 km (0.102 R)
• M22: 20,080,073 km (0.106 R)
• M23: 21,083,426 km (0.081 R)
• M24: 22,039,058 km (0.082 R)
• M25: 23,106,588 km (0.074 R)
• M26: 25,971,088 km (0.06 R)
• M27: 28,676,865 km (0.087 R)
• M28: 30,649,013 km (0.037 R)
• M29: 31,360,202 km (0.033 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.2

Radius: 12

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 10.6 AU - 11.12 AU

Year: 13341 Days

Day: 10.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,591,637 km

• M1: 149,299 km (0.05 R)
• M2: 790,026 km (0.089 R)
• M3: 1,995,336 km (0.094 R)
• M4: 2,924,040 km (0.06 R)
• M5: 3,324,364 km (0.077 R)
• M6: 3,869,798 km (0.051 R)
• M7: 6,020,267 km (0.096 R)
• M8: 6,753,297 km (0.091 R)
• M9: 10,187,914 km (0.028 R)
• M10: 11,457,402 km (0.061 R)
• M11: 12,706,245 km (0.093 R)
• M12: 13,977,976 km (0.064 R)
• M13: 15,613,979 km (0.074 R)
• M14: 18,145,324 km (0.106 R)
• M15: 18,539,365 km (0.035 R)
• M16: 22,800,810 km (0.094 R)
• M17: 24,482,739 km (0.089 R)
• M18: 27,364,143 km (0.06 R)
• M19: 31,927,477 km (0.11 R)
• M20: 36,597,174 km (0.07 R)
• M21: 39,819,064 km (0.059 R)
• M22: 42,114,942 km (0.056 R)
• M23: 42,529,029 km (0.078 R)
• M24: 46,379,529 km (0.049 R)
• M25: 49,071,842 km (0.109 R)
• M26: 50,146,553 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.3

Radius: 9.6

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.82 AU - 12.54 AU

Year: 13935 Days

Day: 13.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,591,637 km

• M1: 119,529 km (0.082 R)
• M2: 666,758 km (0.12 R)
• M3: 1,105,678 km (0.074 R)
• M4: 1,420,432 km (0.115 R)
• M5: 2,373,669 km (0.07 R)
• M6: 3,580,775 km (0.092 R)
• M7: 4,055,149 km (0.111 R)
• M8: 4,354,794 km (0.068 R)
• M9: 4,769,180 km (0.114 R)
• M10: 6,446,023 km (0.083 R)
• M11: 7,974,614 km (0.111 R)
• M12: 8,299,839 km (0.093 R)
• M13: 11,824,964 km (0.114 R)
• M14: 14,097,505 km (0.089 R)
• M15: 16,529,817 km (0.093 R)
• M16: 18,029,835 km (0.117 R)
• M17: 24,183,244 km (0.054 R)
• M18: 27,236,686 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.6

Radius: 8.4

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 10.41 AU - 13.39 AU

Year: 15303 Days

Day: 15 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,591,637 km

• M1: 108,309 km (0.034 R)
• M2: 691,890 km (0.088 R)
• M3: 973,583 km (0.119 R)
• M4: 1,292,077 km (0.083 R)
• M5: 1,746,555 km (0.091 R)
• M6: 2,203,876 km (0.118 R)
• M7: 3,074,835 km (0.09 R)
• M8: 3,977,059 km (0.094 R)
• M9: 6,542,214 km (0.113 R)
• M10: 7,056,980 km (0.096 R)
• M11: 7,785,073 km (0.085 R)
• M12: 8,314,051 km (0.069 R)
• M13: 11,447,079 km (0.081 R)
• M14: 14,205,963 km (0.089 R)
• M15: 21,738,067 km (0.096 R)
• M16: 27,978,243 km (0.095 R)
• M17: 31,444,276 km (0.04 R)
• M18: 37,568,364 km (0.111 R)
• M19: 39,354,263 km (0.049 R)
• M20: 40,766,018 km (0.078 R)
• M21: 44,594,078 km (0.038 R)
• M22: 45,818,537 km (0.103 R)
• M23: 48,655,062 km (0.112 R)
• M24: 49,626,102 km (0.079 R)
• M25: 56,609,779 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72

Radius: 6.1

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 13.57 AU - 18.59 AU

Year: 24037 Days

Day: 19.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,591,637 km

• M1: 75,996 km (0.061 R)
• M2: 628,909 km (0.111 R)
• M3: 847,023 km (0.087 R)
• M4: 1,225,356 km (0.085 R)
• M5: 2,094,969 km (0.091 R)
• M6: 2,807,354 km (0.084 R)
• M7: 3,550,705 km (0.085 R)
• M8: 4,669,548 km (0.072 R)
• M9: 7,899,516 km (0.106 R)
• M10: 18,428,962 km (0.032 R)
• M11: 22,578,807 km (0.111 R)
• M12: 32,664,994 km (0.106 R)
• M13: 33,406,401 km (0.063 R)
• M14: 34,703,564 km (0.053 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 19,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit