🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.52 AU - 0.66 AU

Year: 199 Days

Day: 20 Hours

Environment

Temp: 24 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.99 AU - 1.03 AU

Year: 446 Days

Day: 17.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.3 AU - 1.54 AU

Year: 744 Days

Day: 33.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 150 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.9

Radius: 14.7

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.65 AU - 3.25 AU

Year: 2228 Days

Day: 5.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 95,823,171 km

• M1: 183,108 km (0.101 R)
• M2: 814,411 km (0.11 R)
• M3: 1,292,526 km (0.057 R)
• M4: 2,333,876 km (0.087 R)
• M5: 2,793,441 km (0.083 R)
• M6: 3,381,660 km (0.049 R)
• M7: 4,368,856 km (0.092 R)
• M8: 4,897,685 km (0.088 R)
• M9: 5,374,902 km (0.109 R)
• M10: 6,085,342 km (0.053 R)
• M11: 7,457,304 km (0.081 R)
• M12: 8,185,397 km (0.098 R)
• M13: 8,860,831 km (0.118 R)
• M14: 9,365,874 km (0.03 R)
• M15: 10,323,599 km (0.099 R)
• M16: 11,190,220 km (0.12 R)
• M17: 11,661,453 km (0.092 R)
• M18: 13,635,996 km (0.082 R)
• M19: 14,219,577 km (0.1 R)
• M20: 14,726,265 km (0.097 R)
• M21: 17,183,709 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.7

Radius: 12

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.87 AU - 3.67 AU

Year: 2600 Days

Day: 12.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,823,171 km

• M1: 155,582 km (0.04 R)
• M2: 1,090,120 km (0.07 R)
• M3: 1,479,523 km (0.068 R)
• M4: 1,872,666 km (0.045 R)
• M5: 2,336,569 km (0.117 R)
• M6: 4,246,336 km (0.11 R)
• M7: 5,299,654 km (0.098 R)
• M8: 5,832,821 km (0.107 R)
• M9: 6,687,474 km (0.085 R)
• M10: 7,183,241 km (0.097 R)
• M11: 7,597,328 km (0.109 R)
• M12: 8,417,124 km (0.081 R)
• M13: 11,336,227 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.5

Radius: 12.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.19 AU - 3.63 AU

Year: 2769 Days

Day: 14.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 95,823,171 km

• M1: 155,881 km (0.111 R)
• M2: 615,894 km (0.069 R)
• M3: 1,021,604 km (0.091 R)
• M4: 1,765,554 km (0.086 R)
• M5: 2,291,091 km (0.064 R)
• M6: 3,838,532 km (0.098 R)
• M7: 5,202,715 km (0.097 R)
• M8: 6,655,609 km (0.064 R)
• M9: 9,653,700 km (0.094 R)
• M10: 11,259,484 km (0.092 R)
• M11: 12,066,863 km (0.105 R)
• M12: 13,927,113 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.2

Radius: 11.1

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.44 AU - 5.94 AU

Year: 5199 Days

Day: 10.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,823,171 km

• M1: 138,079 km (0.115 R)
• M2: 499,058 km (0.084 R)
• M3: 1,005,298 km (0.049 R)
• M4: 1,372,860 km (0.107 R)
• M5: 1,972,897 km (0.114 R)
• M6: 2,615,569 km (0.065 R)
• M7: 3,025,617 km (0.12 R)
• M8: 3,414,272 km (0.036 R)
• M9: 4,444,702 km (0.094 R)
• M10: 5,491,887 km (0.093 R)
• M11: 6,105,538 km (0.069 R)
• M12: 8,223,993 km (0.075 R)
• M13: 12,361,122 km (0.085 R)
• M14: 13,965,260 km (0.047 R)
• M15: 14,472,397 km (0.077 R)
• M16: 16,068,158 km (0.071 R)
• M17: 18,107,625 km (0.053 R)
• M18: 18,846,789 km (0.042 R)
• M19: 20,314,044 km (0.11 R)
• M20: 20,965,543 km (0.12 R)
• M21: 21,333,554 km (0.088 R)
• M22: 22,006,744 km (0.097 R)
• M23: 22,848,831 km (0.099 R)
• M24: 23,317,072 km (0.111 R)
• M25: 25,671,144 km (0.1 R)
• M26: 28,899,167 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.8

Radius: 9.3

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.55 AU - 6.81 AU

Year: 7592 Days

Day: 9.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,823,171 km

• M1: 115,938 km (0.107 R)
• M2: 778,208 km (0.106 R)
• M3: 1,217,278 km (0.097 R)
• M4: 1,817,165 km (0.109 R)
• M5: 2,134,462 km (0.086 R)
• M6: 3,073,189 km (0.118 R)
• M7: 3,599,474 km (0.1 R)
• M8: 4,211,479 km (0.094 R)
• M9: 6,011,441 km (0.066 R)
• M10: 6,576,921 km (0.051 R)
• M11: 9,952,148 km (0.11 R)
• M12: 10,642,841 km (0.119 R)
• M13: 11,792,202 km (0.114 R)
• M14: 13,969,150 km (0.106 R)
• M15: 15,735,751 km (0.049 R)
• M16: 17,788,533 km (0.112 R)
• M17: 18,805,051 km (0.103 R)
• M18: 19,783,271 km (0.1 R)
• M19: 21,596,397 km (0.084 R)
• M20: 23,005,909 km (0.117 R)
• M21: 26,099,144 km (0.09 R)
• M22: 30,266,043 km (0.075 R)
• M23: 31,818,121 km (0.033 R)
• M24: 34,410,652 km (0.114 R)
• M25: 38,798,507 km (0.101 R)
• M26: 39,767,602 km (0.081 R)
• M27: 41,251,314 km (0.1 R)
• M28: 42,899,882 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772

Radius: 5.1

Gravity: 29.68 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 14.43 AU - 16.41 AU

Year: 26625 Days

Day: 16.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 95,823,171 km

• M1: 63,429 km (0.106 R)
• M2: 455,675 km (0.094 R)
• M3: 1,183,469 km (0.093 R)
• M4: 2,447,571 km (0.074 R)
• M5: 4,531,170 km (0.12 R)
• M6: 5,787,642 km (0.106 R)
• M7: 6,055,123 km (0.038 R)
• M8: 7,571,298 km (0.102 R)
• M9: 8,731,429 km (0.096 R)
• M10: 10,920,645 km (0.09 R)
• M11: 12,617,234 km (0.118 R)
• M12: 13,684,016 km (0.108 R)
• M13: 16,522,636 km (0.094 R)
• M14: 17,426,656 km (0.099 R)
• M15: 20,644,207 km (0.116 R)
• M16: 21,163,910 km (0.12 R)
• M17: 21,692,290 km (0.107 R)
• M18: 22,775,378 km (0.077 R)
• M19: 22,996,334 km (0.069 R)
• M20: 27,220,230 km (0.084 R)
• M21: 34,919,434 km (0.034 R)
• M22: 35,656,802 km (0.114 R)
• M23: 35,954,651 km (0.043 R)
• M24: 41,275,399 km (0.072 R)
• M25: 43,103,186 km (0.113 R)
• M26: 46,209,137 km (0.077 R)
• M27: 52,284,905 km (0.106 R)
• M28: 60,126,077 km (0.11 R)
• M29: 61,184,632 km (0.107 R)
• M30: 63,995,276 km (0.082 R)
• M31: 69,407,877 km (0.067 R)
• M32: 69,872,229 km (0.109 R)
• M33: 76,345,478 km (0.112 R)
• M34: 82,165,434 km (0.052 R)
• M35: 91,299,880 km (0.09 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: 554 - 16,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit