🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.53 AU - 0.63 AU

Year: 290 Days

Day: 31.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.2

Radius: 14.4

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.59 AU - 0.98 AU

Year: 452 Days

Day: 12.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,655,145 km

• M1: 179,218 km (0.071 R)
• M2: 645,066 km (0.106 R)
• M3: 1,127,519 km (0.088 R)
• M4: 1,708,856 km (0.067 R)
• M5: 2,351,529 km (0.084 R)
• M6: 2,832,785 km (0.089 R)
• M7: 3,322,419 km (0.118 R)
• M8: 3,792,605 km (0.069 R)
• M9: 4,446,946 km (0.105 R)
• M10: 5,544,845 km (0.073 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.3

Radius: 8

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.34 AU - 1.38 AU

Year: 1040 Days

Day: 12.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,655,145 km

• M1: 99,483 km (0.103 R)
• M2: 351,256 km (0.056 R)
• M3: 659,577 km (0.031 R)
• M4: 934,089 km (0.063 R)
• M5: 1,193,492 km (0.1 R)
• M6: 1,466,358 km (0.103 R)
• M7: 1,717,982 km (0.119 R)
• M8: 1,972,598 km (0.101 R)
• M9: 2,387,881 km (0.104 R)
• M10: 2,771,899 km (0.092 R)
• M11: 3,089,645 km (0.096 R)
• M12: 3,691,028 km (0.116 R)
• M13: 3,963,745 km (0.093 R)
• M14: 4,611,354 km (0.12 R)
• M15: 5,108,767 km (0.107 R)
• M16: 6,305,700 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.8

Radius: 12.4

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.31 AU - 1.69 AU

Year: 1205 Days

Day: 5.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,655,145 km

• M1: 154,385 km (0.092 R)
• M2: 593,604 km (0.034 R)
• M3: 1,328,878 km (0.05 R)
• M4: 2,027,650 km (0.109 R)
• M5: 2,481,081 km (0.095 R)
• M6: 2,981,037 km (0.087 R)
• M7: 3,645,102 km (0.097 R)
• M8: 4,065,621 km (0.091 R)
• M9: 4,561,538 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.6

Radius: 10.5

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.89 AU - 2.07 AU

Year: 1828 Days

Day: 7.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,655,145 km

• M1: 131,646 km (0.108 R)
• M2: 715,227 km (0.079 R)
• M3: 1,188,705 km (0.112 R)
• M4: 1,773,184 km (0.109 R)
• M5: 2,386,535 km (0.1 R)
• M6: 2,827,699 km (0.119 R)
• M7: 3,516,896 km (0.1 R)
• M8: 3,910,488 km (0.082 R)
• M9: 4,295,553 km (0.117 R)
• M10: 5,651,359 km (0.096 R)
• M11: 6,218,035 km (0.107 R)
• M12: 6,900,351 km (0.086 R)
• M13: 8,384,362 km (0.059 R)
• M14: 9,902,631 km (0.074 R)
• M15: 10,447,317 km (0.113 R)
• M16: 10,833,279 km (0.1 R)
• M17: 13,028,179 km (0.081 R)
• M18: 13,434,637 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.2

Radius: 11.2

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.44 AU - 2.64 AU

Year: 2656 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,655,145 km

• M1: 139,425 km (0.089 R)
• M2: 488,138 km (0.116 R)
• M3: 1,075,908 km (0.106 R)
• M4: 1,451,548 km (0.108 R)
• M5: 2,040,964 km (0.073 R)
• M6: 2,553,336 km (0.061 R)
• M7: 3,013,799 km (0.102 R)
• M8: 3,662,455 km (0.095 R)
• M9: 4,124,114 km (0.05 R)
• M10: 4,579,340 km (0.052 R)
• M11: 5,539,759 km (0.114 R)
• M12: 6,982,929 km (0.066 R)
• M13: 7,631,885 km (0.102 R)
• M14: 9,121,880 km (0.07 R)
• M15: 10,597,364 km (0.093 R)
• M16: 12,402,112 km (0.083 R)
• M17: 15,713,012 km (0.112 R)
• M18: 18,107,925 km (0.116 R)
• M19: 19,692,465 km (0.102 R)
• M20: 20,549,512 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794

Radius: 12.3

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.54 AU - 3.66 AU

Year: 4481 Days

Day: 12 Hours

Environment

Temp: -205 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,655,145 km

• M1: 153,338 km (0.064 R)
• M2: 548,426 km (0.103 R)
• M3: 1,009,935 km (0.115 R)
• M4: 1,410,558 km (0.089 R)
• M5: 1,879,548 km (0.093 R)
• M6: 2,468,814 km (0.109 R)
• M7: 2,861,508 km (0.038 R)
• M8: 3,519,888 km (0.097 R)
• M9: 4,253,367 km (0.115 R)
• M10: 5,140,183 km (0.107 R)
• M11: 6,331,431 km (0.096 R)
• M12: 6,909,178 km (0.104 R)
• M13: 7,452,218 km (0.117 R)
• M14: 8,207,986 km (0.038 R)
• M15: 8,739,807 km (0.049 R)
• M16: 9,334,907 km (0.066 R)
• M17: 10,562,358 km (0.108 R)
• M18: 11,563,167 km (0.036 R)
• M19: 12,477,510 km (0.103 R)
• M20: 13,387,663 km (0.083 R)
• M21: 16,924,007 km (0.118 R)
• M22: 18,679,239 km (0.051 R)
• M23: 20,760,744 km (0.105 R)
• M24: 23,593,679 km (0.087 R)
• M25: 29,046,222 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.1

Radius: 4.5

Gravity: 9.73 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.87 AU - 7.53 AU

Year: 10127 Days

Day: 21.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,655,145 km

• M1: 55,950 km (0.115 R)
• M2: 986,748 km (0.062 R)
• M3: 1,481,169 km (0.097 R)
• M4: 3,096,526 km (0.055 R)
• M5: 3,990,523 km (0.091 R)
• M6: 6,532,341 km (0.092 R)
• M7: 10,475,740 km (0.05 R)
• M8: 11,313,937 km (0.111 R)
• M9: 11,996,104 km (0.071 R)
• M10: 18,205,462 km (0.038 R)
• M11: 19,482,131 km (0.084 R)
• M12: 21,913,844 km (0.103 R)
• M13: 26,095,703 km (0.099 R)
• M14: 28,065,009 km (0.108 R)
• M15: 28,240,787 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.8

Radius: 3.7

Gravity: 62.44 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.24 AU - 8.28 AU

Year: 11530 Days

Day: 21.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,655,145 km

• M1: 57,146 km (0.049 R)
• M2: 282,590 km (0.034 R)
• M3: 820,096 km (0.095 R)
• M4: 1,358,498 km (0.107 R)
• M5: 1,623,286 km (0.072 R)
• M6: 1,767,948 km (0.047 R)
• M7: 1,956,591 km (0.077 R)
• M8: 2,139,549 km (0.11 R)
• M9: 2,274,486 km (0.07 R)
• M10: 3,729,325 km (0.073 R)
• M11: 5,421,876 km (0.051 R)
• M12: 5,783,454 km (0.118 R)
• M13: 6,514,239 km (0.065 R)
• M14: 9,123,376 km (0.112 R)
• M15: 12,049,211 km (0.075 R)
• M16: 16,272,209 km (0.093 R)
• M17: 16,719,357 km (0.067 R)
• M18: 38,420,473 km (0.097 R)
• M19: 40,015,486 km (0.092 R)
• M20: 40,556,880 km (0.109 R)
• M21: 44,051,337 km (0.083 R)
• M22: 54,229,527 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.1

Radius: 6.8

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.14 AU - 9.5 AU

Year: 14346 Days

Day: 20.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,655,145 km

• M1: 84,523 km (0.117 R)
• M2: 380,876 km (0.109 R)
• M3: 604,974 km (0.069 R)
• M4: 1,000,211 km (0.057 R)
• M5: 1,543,252 km (0.086 R)
• M6: 1,872,965 km (0.032 R)
• M7: 2,089,433 km (0.081 R)
• M8: 2,455,350 km (0.112 R)
• M9: 2,778,182 km (0.095 R)
• M10: 4,136,830 km (0.11 R)
• M11: 4,506,785 km (0.084 R)
• M12: 4,745,095 km (0.058 R)
• M13: 5,681,129 km (0.053 R)
• M14: 7,369,042 km (0.065 R)
• M15: 10,462,875 km (0.069 R)
• M16: 11,810,303 km (0.104 R)
• M17: 12,150,189 km (0.101 R)
• M18: 14,649,820 km (0.082 R)
• M19: 17,988,546 km (0.116 R)
• M20: 20,153,376 km (0.073 R)
• M21: 20,557,440 km (0.093 R)
• M22: 22,486,056 km (0.062 R)
• M23: 30,131,554 km (0.115 R)
• M24: 33,507,380 km (0.115 R)
• M25: 35,344,741 km (0.03 R)
• M26: 37,612,495 km (0.063 R)
• M27: 38,348,367 km (0.06 R)
• M28: 41,648,047 km (0.095 R)
• M29: 42,966,004 km (0.041 R)
• M30: 43,635,305 km (0.073 R)
• M31: 46,803,938 km (0.053 R)
• M32: 47,086,528 km (0.107 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 15,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit