🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.3 AU - 1.54 AU

Year: 597 Days

Day: 18.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.34 AU - 3.56 AU

Year: 2263 Days

Day: 24.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.8

Radius: 14.9

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.45 AU - 6.13 AU

Year: 4919 Days

Day: 7.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,832,019 km

• M1: 197,469 km (0.089 R)
• M2: 686,654 km (0.115 R)
• M3: 1,187,059 km (0.113 R)
• M4: 1,864,289 km (0.046 R)
• M5: 2,575,926 km (0.064 R)
• M6: 3,287,264 km (0.077 R)
• M7: 3,796,495 km (0.08 R)
• M8: 5,212,738 km (0.08 R)
• M9: 6,669,073 km (0.095 R)
• M10: 7,458,202 km (0.118 R)
• M11: 8,568,816 km (0.106 R)
• M12: 9,462,215 km (0.104 R)
• M13: 11,664,744 km (0.105 R)
• M14: 15,330,341 km (0.107 R)
• M15: 17,546,334 km (0.104 R)
• M16: 19,703,536 km (0.114 R)
• M17: 26,420,181 km (0.086 R)
• M18: 26,905,027 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.4

Radius: 9.3

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.98 AU - 7.54 AU

Year: 5530 Days

Day: 12.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 23,832,019 km

• M1: 117,285 km (0.082 R)
• M2: 784,342 km (0.085 R)
• M3: 1,374,206 km (0.098 R)
• M4: 1,670,859 km (0.095 R)
• M5: 2,069,537 km (0.092 R)
• M6: 2,397,156 km (0.077 R)
• M7: 2,906,986 km (0.059 R)
• M8: 3,466,332 km (0.062 R)
• M9: 4,616,590 km (0.086 R)
• M10: 5,015,119 km (0.087 R)
• M11: 5,523,453 km (0.039 R)
• M12: 5,942,327 km (0.09 R)
• M13: 6,350,280 km (0.073 R)
• M14: 7,117,567 km (0.041 R)
• M15: 7,650,585 km (0.119 R)
• M16: 10,361,897 km (0.074 R)
• M17: 13,073,059 km (0.105 R)
• M18: 13,981,716 km (0.05 R)
• M19: 14,312,327 km (0.106 R)
• M20: 14,704,573 km (0.045 R)
• M21: 15,103,999 km (0.106 R)
• M22: 16,164,349 km (0.076 R)
• M23: 18,631,068 km (0.052 R)
• M24: 20,408,441 km (0.081 R)
• M25: 21,049,168 km (0.102 R)
• M26: 25,178,967 km (0.109 R)
• M27: 29,098,282 km (0.074 R)
• M28: 29,637,881 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.3

Radius: 11.6

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 7.9 AU - 9.42 AU

Year: 8999 Days

Day: 6.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 23,832,019 km

• M1: 144,512 km (0.091 R)
• M2: 681,568 km (0.076 R)
• M3: 1,207,554 km (0.097 R)
• M4: 1,779,915 km (0.103 R)
• M5: 2,377,709 km (0.092 R)
• M6: 3,333,041 km (0.055 R)
• M7: 3,898,820 km (0.094 R)
• M8: 4,413,885 km (0.099 R)
• M9: 5,449,252 km (0.088 R)
• M10: 6,982,181 km (0.089 R)
• M11: 8,739,956 km (0.026 R)
• M12: 9,529,384 km (0.101 R)
• M13: 11,793,698 km (0.111 R)
• M14: 13,229,239 km (0.072 R)
• M15: 16,513,660 km (0.08 R)
• M16: 17,003,444 km (0.099 R)
• M17: 18,381,390 km (0.085 R)
• M18: 22,277,517 km (0.089 R)
• M19: 29,358,283 km (0.1 R)
• M20: 30,181,221 km (0.11 R)
• M21: 32,088,893 km (0.103 R)
• M22: 33,515,757 km (0.111 R)
• M23: 34,075,553 km (0.11 R)
• M24: 36,026,159 km (0.065 R)
• M25: 37,327,212 km (0.097 R)
• M26: 38,659,381 km (0.1 R)
• M27: 42,584,081 km (0.087 R)
• M28: 45,252,458 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.6

Radius: 8.6

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.44 AU - 8.88 AU

Year: 8999 Days

Day: 14.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,832,019 km

• M1: 113,395 km (0.112 R)
• M2: 723,754 km (0.083 R)
• M3: 1,326,036 km (0.118 R)
• M4: 1,853,069 km (0.035 R)
• M5: 2,793,591 km (0.111 R)
• M6: 4,040,339 km (0.08 R)
• M7: 4,898,283 km (0.102 R)
• M8: 5,758,321 km (0.077 R)
• M9: 11,915,620 km (0.069 R)
• M10: 12,557,544 km (0.095 R)

Asteroid Belt

Center: 11.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733

Radius: 5.5

Gravity: 24.23 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.01 AU - 17.63 AU

Year: 19134 Days

Day: 18.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 23,832,019 km

• M1: 183,257 km (0.097 R)
• M2: 508,633 km (0.111 R)
• M3: 690,693 km (0.104 R)
• M4: 1,035,666 km (0.104 R)
• M5: 2,252,794 km (0.086 R)
• M6: 2,612,428 km (0.115 R)
• M7: 3,141,705 km (0.091 R)
• M8: 4,478,212 km (0.114 R)
• M9: 4,900,078 km (0.072 R)
• M10: 5,503,406 km (0.108 R)
• M11: 6,368,681 km (0.114 R)
• M12: 7,416,763 km (0.089 R)
• M13: 7,708,180 km (0.075 R)
• M14: 12,022,283 km (0.111 R)
• M15: 12,424,552 km (0.102 R)
• M16: 14,271,487 km (0.092 R)
• M17: 15,028,153 km (0.097 R)
• M18: 15,731,712 km (0.09 R)
• M19: 18,061,101 km (0.08 R)
• M20: 27,432,958 km (0.086 R)
• M21: 29,558,146 km (0.081 R)
• M22: 31,790,744 km (0.056 R)
• M23: 37,858,733 km (0.075 R)
• M24: 45,295,842 km (0.114 R)
• M25: 51,166,361 km (0.083 R)
• M26: 51,691,899 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.2

Radius: 4.7

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 14.82 AU - 15.02 AU

Year: 20349 Days

Day: 20.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,832,019 km

• M1: 59,091 km (0.076 R)
• M2: 652,247 km (0.111 R)
• M3: 2,089,134 km (0.054 R)
• M4: 4,237,210 km (0.072 R)
• M5: 5,362,784 km (0.088 R)
• M6: 5,743,212 km (0.119 R)
• M7: 6,912,170 km (0.083 R)
• M8: 7,362,609 km (0.064 R)
• M9: 8,096,835 km (0.091 R)
• M10: 11,809,555 km (0.041 R)
• M11: 12,512,067 km (0.058 R)
• M12: 17,545,885 km (0.099 R)
• M13: 26,442,471 km (0.055 R)
• M14: 43,172,898 km (0.11 R)
• M15: 44,136,159 km (0.083 R)
• M16: 46,534,662 km (0.071 R)
• M17: 48,574,129 km (0.051 R)
• M18: 50,066,817 km (0.112 R)
• M19: 50,824,530 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.6

Radius: 5.4

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 16.09 AU - 18.03 AU

Year: 24881 Days

Day: 16 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,832,019 km

• M1: 67,319 km (0.059 R)
• M2: 489,634 km (0.076 R)
• M3: 1,213,239 km (0.102 R)
• M4: 1,554,172 km (0.107 R)
• M5: 2,966,975 km (0.064 R)
• M6: 3,914,228 km (0.098 R)
• M7: 15,608,743 km (0.096 R)
• M8: 19,182,636 km (0.101 R)
• M9: 20,961,654 km (0.119 R)
• M10: 23,126,185 km (0.071 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 15,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit