🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.74 AU - 0.86 AU

Year: 300 Days

Day: 15.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 173.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.96 AU - 1.12 AU

Year: 444 Days

Day: 30.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.8

Radius: 9.6

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.77 AU - 5.11 AU

Year: 4600 Days

Day: 6.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,261,366 km

• M1: 119,379 km (0.097 R)
• M2: 451,636 km (0.091 R)
• M3: 817,253 km (0.105 R)
• M4: 1,394,701 km (0.116 R)
• M5: 1,822,102 km (0.114 R)
• M6: 2,601,507 km (0.102 R)
• M7: 2,924,938 km (0.099 R)
• M8: 3,255,100 km (0.108 R)
• M9: 3,610,096 km (0.07 R)
• M10: 4,060,984 km (0.077 R)
• M11: 6,903,493 km (0.096 R)
• M12: 7,280,928 km (0.096 R)
• M13: 8,266,180 km (0.106 R)
• M14: 8,731,579 km (0.104 R)
• M15: 11,185,283 km (0.102 R)
• M16: 12,344,218 km (0.097 R)
• M17: 14,229,899 km (0.115 R)
• M18: 16,120,367 km (0.048 R)
• M19: 17,723,458 km (0.102 R)
• M20: 20,815,646 km (0.034 R)
• M21: 21,460,114 km (0.05 R)
• M22: 22,563,697 km (0.071 R)
• M23: 24,250,114 km (0.113 R)
• M24: 25,528,278 km (0.094 R)
• M25: 26,349,720 km (0.105 R)
• M26: 27,529,000 km (0.079 R)
• M27: 28,045,113 km (0.069 R)
• M28: 29,096,636 km (0.096 R)
• M29: 30,539,209 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.1

Radius: 9.4

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.8 AU - 5.76 AU

Year: 5083 Days

Day: 8.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,261,366 km

• M1: 126,261 km (0.088 R)
• M2: 489,035 km (0.1 R)
• M3: 977,472 km (0.108 R)
• M4: 1,783,955 km (0.11 R)
• M5: 2,224,670 km (0.091 R)
• M6: 2,534,188 km (0.106 R)
• M7: 2,950,369 km (0.113 R)
• M8: 5,251,334 km (0.053 R)
• M9: 6,032,534 km (0.03 R)
• M10: 7,201,641 km (0.104 R)
• M11: 11,851,592 km (0.092 R)
• M12: 14,722,824 km (0.116 R)
• M13: 15,194,955 km (0.052 R)
• M14: 16,773,960 km (0.107 R)
• M15: 17,445,655 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.2

Radius: 11.6

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 4.58 AU - 6.06 AU

Year: 5141 Days

Day: 7.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,261,366 km

• M1: 144,661 km (0.118 R)
• M2: 562,787 km (0.049 R)
• M3: 995,873 km (0.115 R)
• M4: 1,441,525 km (0.091 R)
• M5: 1,880,894 km (0.102 R)
• M6: 2,484,222 km (0.09 R)
• M7: 3,018,586 km (0.054 R)
• M8: 3,570,004 km (0.053 R)
• M9: 4,477,015 km (0.065 R)
• M10: 5,298,009 km (0.106 R)
• M11: 7,143,897 km (0.088 R)
• M12: 7,822,921 km (0.106 R)
• M13: 8,299,241 km (0.091 R)
• M14: 11,359,266 km (0.05 R)
• M15: 11,882,110 km (0.069 R)
• M16: 12,929,295 km (0.111 R)
• M17: 13,307,628 km (0.119 R)
• M18: 14,588,635 km (0.102 R)
• M19: 14,998,832 km (0.034 R)
• M20: 16,997,460 km (0.109 R)
• M21: 20,034,895 km (0.111 R)
• M22: 20,734,714 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.7

Radius: 12.4

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.96 AU - 7.48 AU

Year: 8128 Days

Day: 12.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,261,366 km

• M1: 157,676 km (0.084 R)
• M2: 971,339 km (0.101 R)
• M3: 1,566,290 km (0.042 R)
• M4: 2,509,205 km (0.104 R)
• M5: 2,933,465 km (0.057 R)
• M6: 4,650,250 km (0.106 R)
• M7: 5,425,765 km (0.115 R)
• M8: 6,767,359 km (0.056 R)
• M9: 7,598,076 km (0.087 R)
• M10: 8,495,513 km (0.082 R)
• M11: 9,606,427 km (0.107 R)
• M12: 11,075,030 km (0.071 R)
• M13: 12,058,935 km (0.104 R)
• M14: 13,279,504 km (0.107 R)
• M15: 14,902,790 km (0.119 R)
• M16: 20,806,670 km (0.067 R)
• M17: 21,463,106 km (0.115 R)
• M18: 25,509,279 km (0.058 R)
• M19: 31,515,783 km (0.029 R)
• M20: 32,820,875 km (0.085 R)
• M21: 33,823,031 km (0.118 R)
• M22: 35,190,805 km (0.057 R)
• M23: 35,888,529 km (0.091 R)
• M24: 36,832,941 km (0.104 R)
• M25: 39,515,679 km (0.094 R)
• M26: 41,417,966 km (0.116 R)
• M27: 46,369,954 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.5

Radius: 10.7

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.86 AU - 8.98 AU

Year: 8468 Days

Day: 11.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,261,366 km

• M1: 133,142 km (0.094 R)
• M2: 941,719 km (0.118 R)
• M3: 1,361,191 km (0.102 R)
• M4: 1,994,140 km (0.081 R)
• M5: 2,833,234 km (0.047 R)
• M6: 3,611,592 km (0.09 R)
• M7: 5,903,730 km (0.089 R)
• M8: 6,567,795 km (0.081 R)
• M9: 9,376,795 km (0.088 R)
• M10: 11,847,254 km (0.079 R)
• M11: 13,792,924 km (0.073 R)
• M12: 15,508,362 km (0.095 R)
• M13: 16,771,417 km (0.095 R)
• M14: 17,295,459 km (0.088 R)
• M15: 18,514,532 km (0.117 R)
• M16: 19,573,385 km (0.109 R)
• M17: 20,301,329 km (0.089 R)
• M18: 20,821,630 km (0.09 R)
• M19: 22,912,260 km (0.104 R)
• M20: 23,476,244 km (0.103 R)
• M21: 26,086,428 km (0.086 R)
• M22: 26,436,786 km (0.09 R)
• M23: 32,579,275 km (0.092 R)
• M24: 33,292,707 km (0.076 R)
• M25: 34,645,371 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.7

Radius: 7

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 12 AU - 14.2 AU

Year: 19865 Days

Day: 16.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,261,366 km

• M1: 88,712 km (0.108 R)
• M2: 370,404 km (0.106 R)
• M3: 657,183 km (0.081 R)
• M4: 885,619 km (0.065 R)
• M5: 1,129,464 km (0.037 R)
• M6: 1,448,556 km (0.098 R)
• M7: 1,722,320 km (0.111 R)
• M8: 2,439,792 km (0.105 R)
• M9: 3,368,495 km (0.112 R)
• M10: 5,548,585 km (0.088 R)
• M11: 6,348,634 km (0.117 R)
• M12: 6,776,335 km (0.06 R)
• M13: 7,407,339 km (0.029 R)
• M14: 10,039,663 km (0.114 R)
• M15: 10,561,460 km (0.063 R)
• M16: 10,859,010 km (0.076 R)
• M17: 11,101,060 km (0.039 R)
• M18: 15,634,324 km (0.114 R)
• M19: 16,493,614 km (0.064 R)
• M20: 18,305,843 km (0.098 R)
• M21: 22,712,846 km (0.083 R)
• M22: 23,208,913 km (0.116 R)
• M23: 33,805,678 km (0.086 R)
• M24: 36,172,466 km (0.112 R)
• M25: 45,481,642 km (0.118 R)
• M26: 45,795,798 km (0.09 R)
• M27: 58,835,347 km (0.12 R)
• M28: 61,479,489 km (0.052 R)
• M29: 62,636,628 km (0.062 R)
• M30: 66,800,835 km (0.03 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 18,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit