🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.46 AU - 0.56 AU

Year: 239 Days

Day: 35.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,435,233 km

• M1: 33,809 km (0.11 R)

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.4

Radius: 14.2

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.72 AU - 1.98 AU

Year: 1651 Days

Day: 10.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,435,233 km

• M1: 176,525 km (0.096 R)
• M2: 649,255 km (0.085 R)
• M3: 1,340,995 km (0.095 R)
• M4: 1,995,336 km (0.055 R)
• M5: 2,830,541 km (0.1 R)
• M6: 3,854,688 km (0.081 R)
• M7: 4,849,664 km (0.097 R)
• M8: 5,670,058 km (0.075 R)
• M9: 7,163,344 km (0.101 R)
• M10: 8,755,066 km (0.105 R)
• M11: 10,811,139 km (0.09 R)
• M12: 11,659,658 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.3

Radius: 13

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.62 AU - 3.52 AU

Year: 3529 Days

Day: 5.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,435,233 km

• M1: 161,865 km (0.108 R)
• M2: 618,438 km (0.117 R)
• M3: 1,760,917 km (0.107 R)
• M4: 2,464,775 km (0.1 R)
• M5: 3,443,294 km (0.069 R)
• M6: 4,414,035 km (0.068 R)
• M7: 5,173,992 km (0.114 R)
• M8: 6,446,471 km (0.086 R)
• M9: 8,155,178 km (0.064 R)
• M10: 9,263,250 km (0.108 R)
• M11: 13,622,681 km (0.1 R)
• M12: 16,355,535 km (0.09 R)
• M13: 18,231,044 km (0.107 R)
• M14: 19,435,307 km (0.067 R)
• M15: 19,994,204 km (0.049 R)
• M16: 21,144,313 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.4

Radius: 10.3

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.17 AU - 3.65 AU

Year: 4131 Days

Day: 10.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,435,233 km

• M1: 128,355 km (0.112 R)
• M2: 535,411 km (0.063 R)
• M3: 1,411,306 km (0.077 R)
• M4: 1,744,910 km (0.077 R)
• M5: 3,499,094 km (0.04 R)
• M6: 4,605,819 km (0.103 R)
• M7: 6,816,277 km (0.085 R)
• M8: 7,496,050 km (0.113 R)
• M9: 12,112,491 km (0.107 R)
• M10: 20,146,196 km (0.086 R)
• M11: 21,739,263 km (0.057 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.1

Radius: 6.8

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.69 AU - 6.83 AU

Year: 11530 Days

Day: 16.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,435,233 km

• M1: 86,019 km (0.107 R)
• M2: 1,218,923 km (0.118 R)
• M3: 1,463,965 km (0.054 R)
• M4: 2,536,432 km (0.108 R)
• M5: 3,503,433 km (0.085 R)
• M6: 4,466,394 km (0.073 R)
• M7: 5,761,164 km (0.102 R)
• M8: 6,604,447 km (0.116 R)
• M9: 8,231,024 km (0.046 R)
• M10: 15,257,487 km (0.105 R)
• M11: 18,868,630 km (0.081 R)
• M12: 20,397,071 km (0.044 R)
• M13: 28,598,625 km (0.107 R)
• M14: 33,474,020 km (0.11 R)
• M15: 43,385,926 km (0.037 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.6

Radius: 4.3

Gravity: 30.91 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.57 AU - 8.91 AU

Year: 12780 Days

Day: 21.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,435,233 km

• M1: 53,556 km (0.089 R)
• M2: 243,545 km (0.104 R)
• M3: 566,527 km (0.036 R)
• M4: 805,884 km (0.094 R)
• M5: 1,145,620 km (0.113 R)
• M6: 1,430,305 km (0.111 R)
• M7: 1,574,667 km (0.082 R)
• M8: 2,271,644 km (0.104 R)
• M9: 2,551,092 km (0.087 R)
• M10: 3,766,276 km (0.101 R)
• M11: 4,731,781 km (0.03 R)
• M12: 4,988,640 km (0.111 R)
• M13: 6,531,593 km (0.054 R)
• M14: 7,779,688 km (0.09 R)
• M15: 9,129,360 km (0.115 R)
• M16: 9,628,867 km (0.098 R)
• M17: 10,041,308 km (0.049 R)
• M18: 13,139,630 km (0.09 R)
• M19: 13,646,916 km (0.091 R)
• M20: 14,365,584 km (0.06 R)
• M21: 16,236,306 km (0.115 R)
• M22: 20,791,112 km (0.087 R)
• M23: 23,174,954 km (0.088 R)
• M24: 23,542,965 km (0.091 R)
• M25: 25,539,049 km (0.063 R)
• M26: 26,528,041 km (0.055 R)
• M27: 29,972,532 km (0.115 R)
• M28: 38,242,003 km (0.075 R)
• M29: 41,935,126 km (0.114 R)
• M30: 42,481,457 km (0.099 R)
• M31: 42,894,197 km (0.063 R)
• M32: 43,170,954 km (0.083 R)
• M33: 46,438,919 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45

Radius: 4.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.27 AU - 9.77 AU

Year: 17771 Days

Day: 15.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,435,233 km

• M1: 60,138 km (0.069 R)
• M2: 227,538 km (0.086 R)
• M3: 610,808 km (0.09 R)
• M4: 1,013,974 km (0.075 R)
• M5: 1,391,859 km (0.085 R)
• M6: 2,622,899 km (0.074 R)
• M7: 3,330,348 km (0.063 R)
• M8: 3,494,157 km (0.11 R)
• M9: 3,728,278 km (0.042 R)
• M10: 3,882,514 km (0.116 R)
• M11: 5,005,994 km (0.118 R)
• M12: 6,299,267 km (0.098 R)
• M13: 8,729,634 km (0.112 R)
• M14: 10,453,600 km (0.11 R)
• M15: 11,627,495 km (0.107 R)
• M16: 20,909,444 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.9

Radius: 4

Gravity: 34.62 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.26 AU - 10.96 AU

Year: 21088 Days

Day: 16.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,435,233 km

• M1: 49,816 km (0.081 R)
• M2: 203,603 km (0.084 R)
• M3: 344,673 km (0.077 R)
• M4: 1,252,284 km (0.12 R)
• M5: 1,430,904 km (0.117 R)
• M6: 1,643,482 km (0.086 R)
• M7: 2,011,343 km (0.1 R)
• M8: 2,985,226 km (0.109 R)
• M9: 4,044,827 km (0.066 R)
• M10: 4,538,201 km (0.116 R)
• M11: 5,257,019 km (0.102 R)
• M12: 5,604,086 km (0.105 R)
• M13: 6,301,062 km (0.067 R)
• M14: 6,648,279 km (0.104 R)
• M15: 7,668,836 km (0.073 R)
• M16: 8,950,441 km (0.049 R)
• M17: 9,222,858 km (0.065 R)
• M18: 9,500,961 km (0.115 R)
• M19: 11,541,177 km (0.098 R)
• M20: 13,006,637 km (0.058 R)
• M21: 15,198,396 km (0.116 R)
• M22: 18,225,359 km (0.039 R)
• M23: 19,377,562 km (0.11 R)
• M24: 19,650,279 km (0.103 R)
• M25: 20,017,841 km (0.101 R)
• M26: 21,147,753 km (0.072 R)
• M27: 23,431,215 km (0.093 R)
• M28: 41,557,241 km (0.067 R)
• M29: 45,596,533 km (0.106 R)
• M30: 46,078,687 km (0.111 R)
• M31: 46,240,253 km (0.106 R)
• M32: 55,533,422 km (0.09 R)
• M33: 63,167,551 km (0.087 R)
• M34: 63,366,816 km (0.11 R)
• M35: 65,179,643 km (0.056 R)
• M36: 69,119,602 km (0.101 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 11,445 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit