🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.1 AU - 1.16 AU

Year: 434 Days

Day: 24.6 Hours

Environment

Temp: 18 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 9.3

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.21 AU - 7.77 AU

Year: 5979 Days

Day: 8.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 169.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,170,320 km

• M1: 115,639 km (0.087 R)
• M2: 541,395 km (0.099 R)
• M3: 842,086 km (0.093 R)
• M4: 1,248,245 km (0.096 R)
• M5: 1,614,460 km (0.09 R)
• M6: 1,935,497 km (0.1 R)
• M7: 2,315,775 km (0.089 R)
• M8: 2,637,560 km (0.063 R)
• M9: 3,047,907 km (0.077 R)
• M10: 3,609,348 km (0.087 R)
• M11: 4,670,446 km (0.106 R)
• M12: 5,020,654 km (0.103 R)
• M13: 5,834,915 km (0.115 R)
• M14: 7,873,336 km (0.049 R)
• M15: 11,179,000 km (0.096 R)
• M16: 11,611,787 km (0.086 R)
• M17: 11,956,161 km (0.094 R)
• M18: 14,335,515 km (0.105 R)
• M19: 14,961,881 km (0.054 R)
• M20: 17,267,035 km (0.083 R)
• M21: 23,730,411 km (0.075 R)
• M22: 24,606,905 km (0.05 R)
• M23: 25,587,519 km (0.066 R)
• M24: 26,087,475 km (0.104 R)
• M25: 27,976,597 km (0.098 R)
• M26: 29,315,797 km (0.06 R)
• M27: 30,790,982 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.7

Radius: 11.5

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.67 AU - 8.41 AU

Year: 6755 Days

Day: 9.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,170,320 km

• M1: 144,661 km (0.069 R)
• M2: 761,004 km (0.082 R)
• M3: 1,330,075 km (0.118 R)
• M4: 2,836,675 km (0.111 R)
• M5: 4,629,456 km (0.078 R)
• M6: 5,236,524 km (0.115 R)
• M7: 6,094,468 km (0.106 R)
• M8: 8,088,607 km (0.053 R)
• M9: 8,798,000 km (0.1 R)
• M10: 10,150,365 km (0.069 R)
• M11: 10,581,955 km (0.054 R)
• M12: 13,838,102 km (0.057 R)
• M13: 15,409,927 km (0.116 R)
• M14: 27,882,051 km (0.114 R)
• M15: 32,813,096 km (0.113 R)
• M16: 35,374,212 km (0.085 R)
• M17: 37,494,313 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.7

Radius: 14.2

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 6.66 AU - 7.58 AU

Year: 6871 Days

Day: 5.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,170,320 km

• M1: 176,675 km (0.114 R)
• M2: 891,454 km (0.054 R)
• M3: 1,771,089 km (0.108 R)
• M4: 2,462,381 km (0.068 R)
• M5: 3,014,247 km (0.084 R)
• M6: 5,376,248 km (0.063 R)
• M7: 5,895,802 km (0.1 R)
• M8: 7,629,342 km (0.074 R)
• M9: 8,319,736 km (0.112 R)
• M10: 9,120,234 km (0.061 R)
• M11: 10,192,402 km (0.081 R)
• M12: 11,346,998 km (0.052 R)
• M13: 12,672,735 km (0.075 R)
• M14: 14,519,670 km (0.102 R)
• M15: 15,830,147 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.9

Radius: 10.3

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.51 AU - 9.11 AU

Year: 7893 Days

Day: 8 Hours

Environment

Temp: -159 °C

Axial Tilt: 55.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 72,170,320 km

• M1: 128,205 km (0.06 R)
• M2: 507,885 km (0.096 R)
• M3: 1,037,910 km (0.114 R)
• M4: 1,446,761 km (0.083 R)
• M5: 1,856,360 km (0.11 R)
• M6: 2,486,616 km (0.094 R)
• M7: 3,166,239 km (0.113 R)
• M8: 3,573,893 km (0.078 R)
• M9: 4,016,404 km (0.1 R)
• M10: 4,358,534 km (0.051 R)
• M11: 6,549,544 km (0.104 R)
• M12: 7,368,443 km (0.047 R)
• M13: 8,337,987 km (0.085 R)
• M14: 9,713,539 km (0.102 R)
• M15: 11,030,001 km (0.092 R)
• M16: 12,351,698 km (0.091 R)
• M17: 13,658,136 km (0.09 R)
• M18: 14,681,535 km (0.095 R)
• M19: 15,626,395 km (0.114 R)
• M20: 17,084,526 km (0.103 R)
• M21: 18,343,541 km (0.082 R)
• M22: 18,995,788 km (0.104 R)
• M23: 20,269,913 km (0.119 R)
• M24: 20,888,799 km (0.091 R)
• M25: 21,281,943 km (0.041 R)
• M26: 21,921,324 km (0.114 R)
• M27: 22,409,312 km (0.087 R)
• M28: 23,491,204 km (0.076 R)
• M29: 27,412,164 km (0.116 R)
• M30: 30,725,757 km (0.053 R)
• M31: 31,132,364 km (0.098 R)
• M32: 38,488,540 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.1

Radius: 13

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.61 AU - 11.81 AU

Year: 10943 Days

Day: 11.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,170,320 km

• M1: 161,715 km (0.106 R)
• M2: 569,369 km (0.094 R)
• M3: 1,187,209 km (0.032 R)
• M4: 1,863,092 km (0.063 R)
• M5: 2,599,263 km (0.093 R)
• M6: 3,673,974 km (0.112 R)
• M7: 4,270,271 km (0.038 R)
• M8: 5,419,033 km (0.075 R)
• M9: 6,342,800 km (0.065 R)
• M10: 7,082,113 km (0.079 R)
• M11: 7,748,721 km (0.107 R)
• M12: 8,275,904 km (0.111 R)
• M13: 9,353,308 km (0.055 R)
• M14: 17,122,523 km (0.09 R)
• M15: 22,268,989 km (0.103 R)
• M16: 23,518,281 km (0.075 R)
• M17: 25,002,891 km (0.072 R)
• M18: 25,575,402 km (0.116 R)
• M19: 26,156,589 km (0.104 R)
• M20: 30,691,948 km (0.072 R)
• M21: 35,247,353 km (0.059 R)
• M22: 38,565,284 km (0.046 R)
• M23: 42,760,756 km (0.078 R)
• M24: 44,270,647 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.6

Radius: 13.1

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.01 AU - 11.93 AU

Year: 14049 Days

Day: 11 Hours

Environment

Temp: -190 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,170,320 km

• M1: 163,062 km (0.07 R)
• M2: 654,042 km (0.025 R)
• M3: 1,513,332 km (0.106 R)
• M4: 2,368,433 km (0.093 R)
• M5: 5,058,652 km (0.036 R)
• M6: 6,690,466 km (0.119 R)
• M7: 7,648,191 km (0.113 R)
• M8: 9,935,094 km (0.071 R)
• M9: 11,181,244 km (0.036 R)
• M10: 12,354,839 km (0.095 R)
• M11: 15,277,234 km (0.059 R)
• M12: 16,792,211 km (0.111 R)
• M13: 21,767,537 km (0.069 R)
• M14: 25,425,804 km (0.103 R)
• M15: 26,763,508 km (0.079 R)
• M16: 29,578,940 km (0.107 R)
• M17: 31,925,532 km (0.037 R)
• M18: 35,321,852 km (0.093 R)
• M19: 39,960,583 km (0.113 R)
• M20: 45,682,253 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.8

Radius: 7.4

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 15.37 AU - 17.47 AU

Year: 24063 Days

Day: 21.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,170,320 km

• M1: 100,979 km (0.114 R)
• M2: 498,460 km (0.074 R)
• M3: 1,063,790 km (0.072 R)
• M4: 1,433,447 km (0.088 R)
• M5: 1,691,354 km (0.119 R)
• M6: 2,344,947 km (0.04 R)
• M7: 3,129,737 km (0.03 R)
• M8: 3,684,147 km (0.073 R)
• M9: 5,394,050 km (0.085 R)
• M10: 5,903,132 km (0.096 R)
• M11: 7,107,844 km (0.117 R)
• M12: 8,365,962 km (0.09 R)
• M13: 9,709,650 km (0.044 R)
• M14: 15,351,584 km (0.043 R)
• M15: 15,895,671 km (0.087 R)
• M16: 16,372,141 km (0.099 R)
• M17: 19,253,844 km (0.11 R)
• M18: 21,770,529 km (0.075 R)
• M19: 23,158,050 km (0.096 R)
• M20: 31,983,127 km (0.059 R)
• M21: 33,643,364 km (0.056 R)
• M22: 35,494,638 km (0.082 R)
• M23: 47,883,885 km (0.101 R)
• M24: 49,715,412 km (0.106 R)
• M25: 54,229,228 km (0.042 R)
• M26: 59,768,239 km (0.113 R)
• M27: 62,477,456 km (0.087 R)
• M28: 63,862,284 km (0.073 R)
• M29: 65,672,717 km (0.113 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 17,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit