🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.7 AU - 0.8 AU

Year: 278 Days

Day: 27.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 25.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,952,892 km

• M1: 385,215 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.85 AU - 2.45 AU

Year: 1348 Days

Day: 20.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.6

Radius: 12.3

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.76 AU - 3.56 AU

Year: 2401 Days

Day: 11 Hours

Environment

Temp: -153 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,952,892 km

• M1: 153,188 km (0.113 R)
• M2: 629,358 km (0.117 R)
• M3: 1,043,296 km (0.101 R)
• M4: 2,040,515 km (0.044 R)
• M5: 2,773,694 km (0.104 R)
• M6: 5,171,449 km (0.075 R)
• M7: 7,275,244 km (0.051 R)
• M8: 8,651,095 km (0.111 R)
• M9: 9,448,302 km (0.057 R)
• M10: 10,260,469 km (0.087 R)
• M11: 11,013,096 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.2

Radius: 11.1

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.88 AU - 3.92 AU

Year: 2680 Days

Day: 14.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 68.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,952,892 km

• M1: 140,772 km (0.111 R)
• M2: 651,050 km (0.118 R)
• M3: 1,092,812 km (0.064 R)
• M4: 1,476,681 km (0.111 R)
• M5: 2,239,480 km (0.086 R)
• M6: 3,231,015 km (0.094 R)
• M7: 3,583,467 km (0.07 R)
• M8: 4,799,548 km (0.077 R)
• M9: 5,776,722 km (0.113 R)
• M10: 6,881,801 km (0.074 R)
• M11: 7,869,446 km (0.089 R)
• M12: 8,348,459 km (0.114 R)
• M13: 11,003,223 km (0.082 R)
• M14: 13,443,762 km (0.094 R)
• M15: 14,410,314 km (0.089 R)
• M16: 17,968,051 km (0.093 R)
• M17: 18,631,667 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.6

Radius: 10.6

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.58 AU - 5.02 AU

Year: 3812 Days

Day: 11.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,952,892 km

• M1: 152,440 km (0.088 R)
• M2: 533,765 km (0.057 R)
• M3: 1,000,660 km (0.102 R)
• M4: 1,467,406 km (0.101 R)
• M5: 2,186,822 km (0.094 R)
• M6: 3,020,231 km (0.116 R)
• M7: 4,339,535 km (0.115 R)
• M8: 4,686,901 km (0.09 R)
• M9: 5,102,933 km (0.098 R)
• M10: 6,208,910 km (0.099 R)
• M11: 7,146,290 km (0.115 R)
• M12: 8,385,409 km (0.032 R)
• M13: 9,801,652 km (0.105 R)
• M14: 10,159,341 km (0.094 R)
• M15: 10,942,935 km (0.079 R)
• M16: 11,633,778 km (0.04 R)
• M17: 13,198,123 km (0.101 R)
• M18: 14,231,844 km (0.07 R)
• M19: 15,909,584 km (0.099 R)
• M20: 16,627,504 km (0.096 R)
• M21: 16,966,044 km (0.11 R)
• M22: 17,656,887 km (0.111 R)
• M23: 18,426,568 km (0.087 R)
• M24: 18,850,080 km (0.083 R)
• M25: 22,751,891 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461

Radius: 12.9

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.7 AU - 5.82 AU

Year: 4440 Days

Day: 14.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,952,892 km

• M1: 160,369 km (0.087 R)
• M2: 716,723 km (0.112 R)
• M3: 1,579,006 km (0.026 R)
• M4: 2,051,136 km (0.107 R)
• M5: 2,570,839 km (0.085 R)
• M6: 3,105,951 km (0.113 R)
• M7: 3,614,584 km (0.111 R)
• M8: 4,267,279 km (0.106 R)
• M9: 4,705,302 km (0.099 R)
• M10: 5,564,891 km (0.051 R)
• M11: 6,060,958 km (0.083 R)
• M12: 6,646,633 km (0.049 R)
• M13: 7,595,981 km (0.113 R)
• M14: 8,418,919 km (0.107 R)
• M15: 9,568,878 km (0.096 R)
• M16: 10,990,208 km (0.093 R)
• M17: 11,421,049 km (0.064 R)
• M18: 12,594,346 km (0.109 R)
• M19: 14,451,603 km (0.046 R)
• M20: 16,318,136 km (0.041 R)
• M21: 18,160,882 km (0.092 R)
• M22: 18,825,246 km (0.091 R)
• M23: 19,505,767 km (0.091 R)
• M24: 20,785,128 km (0.069 R)
• M25: 23,298,223 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.1

Radius: 11.9

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.19 AU - 6.09 AU

Year: 5726 Days

Day: 5.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,952,892 km

• M1: 169,345 km (0.092 R)
• M2: 1,793,529 km (0.119 R)
• M3: 2,640,851 km (0.031 R)
• M4: 3,248,667 km (0.091 R)
• M5: 4,187,693 km (0.104 R)
• M6: 4,721,010 km (0.094 R)
• M7: 7,586,557 km (0.06 R)
• M8: 11,059,471 km (0.107 R)
• M9: 12,877,086 km (0.09 R)
• M10: 16,694,524 km (0.083 R)
• M11: 19,770,855 km (0.088 R)
• M12: 21,140,872 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.6

Radius: 14.2

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.49 AU - 7.65 AU

Year: 7199 Days

Day: 10.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,952,892 km

• M1: 176,525 km (0.076 R)
• M2: 771,177 km (0.066 R)
• M3: 1,574,966 km (0.048 R)
• M4: 2,548,549 km (0.087 R)
• M5: 3,198,402 km (0.038 R)
• M6: 4,176,324 km (0.119 R)
• M7: 4,983,554 km (0.046 R)
• M8: 5,641,784 km (0.117 R)
• M9: 6,093,121 km (0.088 R)
• M10: 8,396,330 km (0.047 R)
• M11: 8,948,945 km (0.106 R)
• M12: 9,525,944 km (0.069 R)
• M13: 11,541,177 km (0.027 R)
• M14: 12,132,836 km (0.049 R)
• M15: 13,131,252 km (0.098 R)
• M16: 15,400,502 km (0.101 R)
• M17: 16,457,112 km (0.063 R)
• M18: 19,278,378 km (0.094 R)
• M19: 23,764,370 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.2

Radius: 7

Gravity: 14.8 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.68 AU - 11.4 AU

Year: 14628 Days

Day: 15.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,952,892 km

• M1: 87,066 km (0.119 R)
• M2: 669,301 km (0.105 R)
• M3: 913,445 km (0.09 R)
• M4: 1,154,148 km (0.116 R)
• M5: 1,380,190 km (0.052 R)
• M6: 1,652,159 km (0.078 R)
• M7: 1,959,882 km (0.085 R)
• M8: 2,646,237 km (0.07 R)
• M9: 3,961,501 km (0.114 R)
• M10: 4,547,925 km (0.062 R)
• M11: 4,811,516 km (0.064 R)
• M12: 5,226,052 km (0.095 R)
• M13: 6,782,019 km (0.08 R)
• M14: 7,438,006 km (0.087 R)
• M15: 8,135,431 km (0.118 R)
• M16: 9,393,400 km (0.112 R)
• M17: 11,546,562 km (0.084 R)
• M18: 12,163,653 km (0.093 R)
• M19: 12,480,202 km (0.075 R)
• M20: 13,598,297 km (0.109 R)
• M21: 14,146,872 km (0.08 R)
• M22: 19,766,965 km (0.039 R)
• M23: 25,253,168 km (0.069 R)
• M24: 26,821,253 km (0.103 R)
• M25: 29,011,665 km (0.076 R)
• M26: 37,347,856 km (0.059 R)
• M27: 37,614,739 km (0.091 R)
• M28: 38,422,717 km (0.049 R)
• M29: 47,617,301 km (0.082 R)
• M30: 50,653,689 km (0.1 R)
• M31: 56,055,070 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 16,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit