🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.75 AU - 1.15 AU

Year: 328 Days

Day: 28.4 Hours

Environment

Temp: 134 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4 AU - 4.26 AU

Year: 2978 Days

Day: 22.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.6

Radius: 12.1

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.12 AU - 8.2 AU

Year: 7521 Days

Day: 5.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,885,890 km

• M1: 150,645 km (0.087 R)
• M2: 689,497 km (0.114 R)
• M3: 1,108,221 km (0.091 R)
• M4: 1,525,449 km (0.047 R)
• M5: 1,969,606 km (0.061 R)
• M6: 2,537,778 km (0.103 R)
• M7: 3,827,462 km (0.081 R)
• M8: 4,351,952 km (0.116 R)
• M9: 6,254,837 km (0.09 R)
• M10: 8,144,258 km (0.117 R)
• M11: 8,659,772 km (0.113 R)
• M12: 10,487,708 km (0.05 R)
• M13: 11,202,637 km (0.035 R)
• M14: 14,453,997 km (0.088 R)
• M15: 15,147,084 km (0.073 R)
• M16: 17,783,896 km (0.092 R)
• M17: 18,215,186 km (0.043 R)
• M18: 20,010,510 km (0.12 R)
• M19: 21,110,653 km (0.113 R)
• M20: 23,862,955 km (0.064 R)
• M21: 29,465,694 km (0.12 R)
• M22: 32,892,981 km (0.12 R)
• M23: 34,092,008 km (0.046 R)
• M24: 36,116,816 km (0.09 R)
• M25: 37,392,885 km (0.117 R)
• M26: 40,652,324 km (0.094 R)
• M27: 42,287,279 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.4

Radius: 11.4

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.16 AU - 9.8 AU

Year: 7997 Days

Day: 10.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 170.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,885,890 km

• M1: 141,819 km (0.11 R)
• M2: 677,230 km (0.092 R)
• M3: 1,483,712 km (0.105 R)
• M4: 2,695,903 km (0.095 R)
• M5: 3,052,694 km (0.05 R)
• M6: 4,188,890 km (0.101 R)
• M7: 7,699,204 km (0.106 R)
• M8: 8,592,303 km (0.112 R)
• M9: 9,598,349 km (0.067 R)
• M10: 10,153,507 km (0.097 R)
• M11: 13,144,866 km (0.096 R)
• M12: 18,032,527 km (0.052 R)
• M13: 24,266,570 km (0.118 R)
• M14: 26,899,343 km (0.112 R)
• M15: 27,447,918 km (0.084 R)
• M16: 32,519,286 km (0.099 R)
• M17: 34,733,334 km (0.035 R)
• M18: 35,932,361 km (0.044 R)
• M19: 37,725,292 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.1

Radius: 9.9

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.74 AU - 11.36 AU

Year: 12157 Days

Day: 13.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,885,890 km

• M1: 124,465 km (0.041 R)
• M2: 512,223 km (0.11 R)
• M3: 975,079 km (0.091 R)
• M4: 2,376,961 km (0.094 R)
• M5: 3,724,389 km (0.111 R)
• M6: 5,418,884 km (0.1 R)
• M7: 6,033,432 km (0.052 R)
• M8: 8,391,094 km (0.117 R)
• M9: 8,966,597 km (0.103 R)
• M10: 9,878,995 km (0.063 R)
• M11: 10,630,425 km (0.114 R)
• M12: 12,006,875 km (0.083 R)
• M13: 13,824,190 km (0.109 R)
• M14: 14,901,743 km (0.065 R)
• M15: 15,461,090 km (0.1 R)
• M16: 16,107,053 km (0.117 R)
• M17: 16,473,718 km (0.06 R)
• M18: 17,376,241 km (0.088 R)
• M19: 20,112,686 km (0.083 R)
• M20: 22,390,164 km (0.12 R)
• M21: 27,451,060 km (0.065 R)
• M22: 28,080,119 km (0.11 R)
• M23: 31,827,545 km (0.066 R)
• M24: 33,226,136 km (0.099 R)
• M25: 35,276,823 km (0.118 R)
• M26: 37,667,248 km (0.118 R)
• M27: 39,496,231 km (0.117 R)
• M28: 40,567,502 km (0.096 R)
• M29: 45,922,208 km (0.114 R)
• M30: 51,888,919 km (0.049 R)
• M31: 52,208,161 km (0.112 R)
• M32: 53,011,950 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.2

Radius: 14

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 8.74 AU - 13.32 AU

Year: 12996 Days

Day: 10.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,885,890 km

• M1: 175,927 km (0.092 R)
• M2: 657,782 km (0.114 R)
• M3: 1,169,407 km (0.106 R)
• M4: 1,911,113 km (0.108 R)
• M5: 2,687,975 km (0.109 R)
• M6: 4,629,306 km (0.098 R)
• M7: 5,300,701 km (0.065 R)
• M8: 6,395,907 km (0.11 R)
• M9: 7,561,873 km (0.119 R)
• M10: 14,184,122 km (0.045 R)
• M11: 15,360,859 km (0.07 R)
• M12: 17,116,390 km (0.11 R)
• M13: 18,586,937 km (0.118 R)
• M14: 21,247,685 km (0.103 R)
• M15: 23,183,481 km (0.098 R)
• M16: 23,745,969 km (0.118 R)
• M17: 26,608,824 km (0.089 R)
• M18: 27,314,477 km (0.038 R)
• M19: 34,032,020 km (0.067 R)
• M20: 35,496,284 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.1

Radius: 14.2

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.84 AU - 13.46 AU

Year: 13208 Days

Day: 15 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,885,890 km

• M1: 177,722 km (0.077 R)
• M2: 723,306 km (0.029 R)
• M3: 1,376,450 km (0.081 R)
• M4: 1,952,402 km (0.046 R)
• M5: 4,746,591 km (0.066 R)
• M6: 5,217,974 km (0.109 R)
• M7: 5,950,704 km (0.106 R)
• M8: 7,273,000 km (0.076 R)
• M9: 8,653,489 km (0.051 R)
• M10: 10,790,943 km (0.119 R)
• M11: 11,611,039 km (0.106 R)
• M12: 12,253,113 km (0.085 R)
• M13: 12,918,823 km (0.045 R)
• M14: 14,322,500 km (0.107 R)
• M15: 19,664,341 km (0.094 R)
• M16: 24,256,397 km (0.112 R)
• M17: 26,847,133 km (0.107 R)
• M18: 27,876,366 km (0.116 R)
• M19: 29,420,216 km (0.095 R)
• M20: 34,176,232 km (0.065 R)
• M21: 39,302,353 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 857

Radius: 7.4

Gravity: 15.65 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 12.09 AU - 13.89 AU

Year: 16609 Days

Day: 17.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,885,890 km

• M1: 94,845 km (0.076 R)
• M2: 781,350 km (0.104 R)
• M3: 1,104,631 km (0.097 R)
• M4: 1,580,202 km (0.078 R)
• M5: 1,930,561 km (0.101 R)
• M6: 2,310,390 km (0.072 R)
• M7: 2,985,973 km (0.112 R)
• M8: 7,179,950 km (0.113 R)
• M9: 7,796,592 km (0.107 R)
• M10: 12,062,974 km (0.05 R)
• M11: 12,392,987 km (0.115 R)
• M12: 17,585,529 km (0.087 R)
• M13: 18,968,262 km (0.077 R)
• M14: 20,515,254 km (0.041 R)
• M15: 21,559,896 km (0.095 R)
• M16: 28,351,489 km (0.087 R)
• M17: 29,886,214 km (0.097 R)
• M18: 33,637,530 km (0.086 R)
• M19: 34,821,448 km (0.06 R)
• M20: 48,061,158 km (0.098 R)
• M21: 62,511,864 km (0.094 R)
• M22: 68,391,808 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.1

Radius: 5.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 12.42 AU - 19.1 AU

Year: 22196 Days

Day: 16.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,885,890 km

• M1: 66,122 km (0.05 R)
• M2: 399,875 km (0.119 R)
• M3: 647,460 km (0.065 R)
• M4: 857,345 km (0.105 R)
• M5: 1,101,489 km (0.076 R)
• M6: 1,444,218 km (0.102 R)
• M7: 2,341,057 km (0.083 R)
• M8: 2,613,774 km (0.118 R)
• M9: 4,336,094 km (0.091 R)
• M10: 8,350,404 km (0.118 R)
• M11: 11,146,388 km (0.082 R)
• M12: 13,021,148 km (0.111 R)
• M13: 14,509,797 km (0.087 R)
• M14: 15,030,248 km (0.098 R)
• M15: 18,644,682 km (0.086 R)
• M16: 21,518,607 km (0.063 R)
• M17: 27,727,666 km (0.095 R)
• M18: 32,875,778 km (0.042 R)
• M19: 37,644,808 km (0.052 R)
• M20: 38,874,054 km (0.071 R)
• M21: 41,153,776 km (0.053 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.4

Radius: 7.3

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 15.41 AU - 24.73 AU

Year: 31898 Days

Day: 17.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,885,890 km

• M1: 90,956 km (0.113 R)
• M2: 415,433 km (0.118 R)
• M3: 887,415 km (0.115 R)
• M4: 1,847,982 km (0.052 R)
• M5: 2,944,834 km (0.092 R)
• M6: 3,348,449 km (0.061 R)
• M7: 3,731,420 km (0.107 R)
• M8: 4,328,764 km (0.117 R)
• M9: 7,596,281 km (0.094 R)
• M10: 8,957,771 km (0.079 R)
• M11: 10,248,202 km (0.092 R)
• M12: 15,075,277 km (0.106 R)
• M13: 15,665,739 km (0.104 R)
• M14: 19,710,716 km (0.079 R)
• M15: 22,444,767 km (0.079 R)
• M16: 22,731,396 km (0.03 R)
• M17: 23,214,448 km (0.055 R)
• M18: 24,401,657 km (0.063 R)
• M19: 25,215,319 km (0.073 R)
• M20: 26,789,538 km (0.116 R)
• M21: 58,495,161 km (0.053 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 15,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit