🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.05 AU - 1.33 AU

Year: 479 Days

Day: 36.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.1 AU - 1.76 AU

Year: 631 Days

Day: 32.2 Hours

Environment

Temp: -38 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.27 AU - 3.63 AU

Year: 2364 Days

Day: 15.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.1

Radius: 15

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.76 AU - 7.62 AU

Year: 6384 Days

Day: 6.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,399,407 km

• M1: 187,446 km (0.106 R)
• M2: 745,297 km (0.098 R)
• M3: 1,227,451 km (0.079 R)
• M4: 1,771,688 km (0.099 R)
• M5: 3,239,542 km (0.058 R)
• M6: 5,024,992 km (0.083 R)
• M7: 5,789,288 km (0.051 R)
• M8: 6,700,638 km (0.116 R)
• M9: 7,360,215 km (0.083 R)
• M10: 8,555,801 km (0.114 R)
• M11: 10,394,658 km (0.086 R)
• M12: 11,229,863 km (0.1 R)
• M13: 13,146,511 km (0.115 R)
• M14: 14,006,400 km (0.069 R)
• M15: 16,353,142 km (0.119 R)
• M16: 17,012,120 km (0.105 R)
• M17: 18,879,999 km (0.086 R)
• M18: 20,124,205 km (0.12 R)
• M19: 22,775,827 km (0.108 R)
• M20: 24,016,741 km (0.113 R)
• M21: 24,610,944 km (0.087 R)
• M22: 27,731,107 km (0.082 R)
• M23: 31,206,565 km (0.103 R)
• M24: 37,514,508 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.4

Radius: 3.3

Gravity: 61.84 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 9.93 AU - 14.61 AU

Year: 15858 Days

Day: 15.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,399,407 km

• M1: 45,179 km (0.088 R)
• M2: 203,902 km (0.109 R)
• M3: 359,334 km (0.078 R)
• M4: 559,197 km (0.063 R)
• M5: 759,359 km (0.08 R)
• M6: 1,556,267 km (0.068 R)
• M7: 2,632,025 km (0.037 R)
• M8: 11,113,925 km (0.051 R)
• M9: 14,101,694 km (0.08 R)
• M10: 24,116,224 km (0.045 R)
• M11: 28,586,358 km (0.117 R)
• M12: 31,373,217 km (0.089 R)
• M13: 32,463,336 km (0.099 R)
• M14: 36,147,184 km (0.083 R)
• M15: 49,335,134 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.9

Radius: 3.5

Gravity: 72.81 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 9.94 AU - 15.16 AU

Year: 16404 Days

Day: 18.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 65,399,407 km

• M1: 43,533 km (0.073 R)
• M2: 453,880 km (0.083 R)
• M3: 566,527 km (0.062 R)
• M4: 766,689 km (0.093 R)
• M5: 928,704 km (0.075 R)
• M6: 1,194,090 km (0.103 R)
• M7: 1,836,463 km (0.077 R)
• M8: 4,004,436 km (0.094 R)
• M9: 4,260,547 km (0.119 R)
• M10: 5,472,589 km (0.074 R)
• M11: 5,708,056 km (0.102 R)
• M12: 6,673,561 km (0.105 R)
• M13: 6,807,002 km (0.094 R)
• M14: 7,501,436 km (0.088 R)
• M15: 7,694,267 km (0.112 R)
• M16: 7,940,057 km (0.083 R)
• M17: 8,708,541 km (0.083 R)
• M18: 9,581,744 km (0.027 R)
• M19: 10,451,954 km (0.071 R)
• M20: 12,148,544 km (0.12 R)
• M21: 13,096,695 km (0.044 R)
• M22: 14,609,728 km (0.084 R)
• M23: 15,292,343 km (0.1 R)
• M24: 16,315,593 km (0.099 R)
• M25: 17,977,625 km (0.089 R)
• M26: 20,395,725 km (0.057 R)
• M27: 21,440,068 km (0.065 R)
• M28: 21,633,647 km (0.071 R)
• M29: 24,892,487 km (0.119 R)
• M30: 27,769,853 km (0.078 R)
• M31: 28,815,243 km (0.087 R)
• M32: 32,108,490 km (0.104 R)
• M33: 33,519,198 km (0.104 R)
• M34: 33,910,995 km (0.06 R)
• M35: 35,373,613 km (0.056 R)
• M36: 36,739,292 km (0.098 R)
• M37: 39,141,086 km (0.113 R)
• M38: 47,954,495 km (0.084 R)
• M39: 52,379,600 km (0.103 R)
• M40: 53,438,155 km (0.106 R)
• M41: 54,871,452 km (0.079 R)
• M42: 65,425,731 km (0.056 R)
• M43: 71,931,443 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.2

Radius: 7.8

Gravity: 15.22 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 11.88 AU - 16.34 AU

Year: 19555 Days

Day: 15.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,399,407 km

• M1: 97,687 km (0.068 R)
• M2: 354,697 km (0.104 R)
• M3: 3,769,717 km (0.103 R)
• M4: 4,393,390 km (0.101 R)
• M5: 4,970,240 km (0.08 R)
• M6: 5,515,673 km (0.064 R)
• M7: 6,679,395 km (0.072 R)
• M8: 7,101,411 km (0.039 R)
• M9: 9,718,326 km (0.106 R)
• M10: 10,199,284 km (0.082 R)
• M11: 11,670,878 km (0.093 R)
• M12: 12,008,520 km (0.085 R)
• M13: 12,283,481 km (0.095 R)
• M14: 15,509,858 km (0.05 R)
• M15: 17,013,915 km (0.099 R)
• M16: 19,167,227 km (0.037 R)
• M17: 21,698,124 km (0.104 R)
• M18: 58,657,923 km (0.096 R)
• M19: 64,354,162 km (0.106 R)
• M20: 69,963,633 km (0.108 R)
• M21: 77,304,251 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.7

Radius: 4.9

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 16.76 AU - 17.8 AU

Year: 26503 Days

Day: 24.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,399,407 km

• M1: 60,886 km (0.073 R)
• M2: 448,345 km (0.078 R)
• M3: 632,051 km (0.094 R)
• M4: 964,158 km (0.117 R)
• M5: 1,332,767 km (0.076 R)
• M6: 1,526,197 km (0.118 R)
• M7: 2,064,451 km (0.103 R)
• M8: 3,966,588 km (0.108 R)
• M9: 4,597,143 km (0.1 R)
• M10: 6,420,741 km (0.101 R)
• M11: 6,975,300 km (0.116 R)
• M12: 9,843,540 km (0.052 R)
• M13: 11,720,844 km (0.117 R)
• M14: 15,936,212 km (0.088 R)
• M15: 16,398,619 km (0.051 R)
• M16: 16,711,728 km (0.118 R)
• M17: 30,123,177 km (0.115 R)
• M18: 44,133,466 km (0.11 R)
• M19: 49,460,646 km (0.112 R)
• M20: 52,278,023 km (0.072 R)
• M21: 58,230,223 km (0.045 R)
• M22: 59,693,590 km (0.093 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: 451 - 14,273 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit