🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.54 AU - 0.58 AU

Year: 266 Days

Day: 32.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208

Radius: 9.5

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.66 AU - 1.02 AU

Year: 489 Days

Day: 6.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,317,562 km

• M1: 118,182 km (0.079 R)
• M2: 482,603 km (0.092 R)
• M3: 874,400 km (0.088 R)
• M4: 1,201,869 km (0.08 R)
• M5: 1,742,666 km (0.091 R)
• M6: 2,047,396 km (0.067 R)
• M7: 2,684,085 km (0.105 R)
• M8: 3,758,647 km (0.115 R)
• M9: 4,076,692 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.9

Radius: 14.7

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.77 AU - 1.09 AU

Year: 570 Days

Day: 5.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,317,562 km

• M1: 183,108 km (0.118 R)
• M2: 746,942 km (0.088 R)
• M3: 1,284,597 km (0.111 R)
• M4: 1,753,586 km (0.115 R)
• M5: 2,396,408 km (0.097 R)
• M6: 2,888,286 km (0.117 R)
• M7: 4,192,780 km (0.112 R)
• M8: 4,835,901 km (0.079 R)
• M9: 5,373,556 km (0.072 R)
• M10: 6,189,761 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.4

Radius: 14.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.07 AU - 1.15 AU

Year: 744 Days

Day: 8.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,317,562 km

• M1: 181,612 km (0.097 R)
• M2: 690,095 km (0.042 R)
• M3: 1,478,925 km (0.117 R)
• M4: 2,419,147 km (0.026 R)
• M5: 3,018,287 km (0.03 R)
• M6: 3,786,920 km (0.105 R)
• M7: 4,486,889 km (0.112 R)
• M8: 5,290,230 km (0.069 R)
• M9: 6,876,715 km (0.083 R)
• M10: 7,409,732 km (0.081 R)
• M11: 8,236,560 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.2

Radius: 12.9

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.99 AU - 1.27 AU

Year: 764 Days

Day: 14.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,317,562 km

• M1: 160,519 km (0.103 R)
• M2: 653,892 km (0.092 R)
• M3: 1,069,924 km (0.031 R)
• M4: 2,200,884 km (0.077 R)
• M5: 2,697,998 km (0.111 R)
• M6: 3,328,104 km (0.063 R)
• M7: 4,081,479 km (0.104 R)
• M8: 5,307,882 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.6

Radius: 8.5

Gravity: 13.46 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.61 AU - 2.33 AU

Year: 1758 Days

Day: 6.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,317,562 km

• M1: 105,766 km (0.088 R)
• M2: 421,866 km (0.05 R)
• M3: 704,008 km (0.114 R)
• M4: 1,042,248 km (0.085 R)
• M5: 1,566,439 km (0.109 R)
• M6: 2,155,855 km (0.109 R)
• M7: 2,607,042 km (0.052 R)
• M8: 3,120,013 km (0.117 R)
• M9: 3,417,863 km (0.093 R)
• M10: 4,052,158 km (0.058 R)
• M11: 4,367,211 km (0.054 R)
• M12: 4,698,570 km (0.092 R)
• M13: 5,318,952 km (0.117 R)
• M14: 5,819,357 km (0.058 R)
• M15: 7,250,710 km (0.119 R)
• M16: 7,539,433 km (0.092 R)
• M17: 8,078,883 km (0.095 R)
• M18: 8,515,859 km (0.099 R)
• M19: 9,403,423 km (0.093 R)
• M20: 11,555,388 km (0.073 R)
• M21: 12,191,329 km (0.119 R)
• M22: 13,927,562 km (0.116 R)
• M23: 15,822,518 km (0.114 R)
• M24: 16,408,044 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.2

Radius: 8

Gravity: 14.72 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.94 AU - 2.1 AU

Year: 1825 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,317,562 km

• M1: 99,483 km (0.076 R)
• M2: 402,717 km (0.104 R)
• M3: 712,385 km (0.036 R)
• M4: 984,504 km (0.116 R)
• M5: 1,417,889 km (0.103 R)
• M6: 1,770,341 km (0.085 R)
• M7: 2,081,505 km (0.093 R)
• M8: 2,740,334 km (0.104 R)
• M9: 3,461,545 km (0.089 R)
• M10: 4,363,770 km (0.039 R)
• M11: 4,761,401 km (0.109 R)
• M12: 5,160,229 km (0.026 R)
• M13: 5,461,818 km (0.039 R)
• M14: 5,849,426 km (0.087 R)
• M15: 6,679,545 km (0.043 R)
• M16: 7,151,227 km (0.108 R)
• M17: 7,645,199 km (0.088 R)
• M18: 8,037,894 km (0.085 R)
• M19: 8,929,796 km (0.09 R)
• M20: 9,921,480 km (0.075 R)
• M21: 12,203,446 km (0.102 R)
• M22: 13,597,100 km (0.059 R)
• M23: 15,187,924 km (0.111 R)
• M24: 15,955,062 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.4

Radius: 13.4

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.09 AU - 5.87 AU

Year: 7066 Days

Day: 13.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 142.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,317,562 km

• M1: 166,652 km (0.094 R)
• M2: 815,608 km (0.082 R)
• M3: 1,551,330 km (0.104 R)
• M4: 2,391,472 km (0.108 R)
• M5: 2,836,376 km (0.056 R)
• M6: 3,293,248 km (0.119 R)
• M7: 3,921,409 km (0.087 R)
• M8: 4,546,130 km (0.108 R)
• M9: 6,541,765 km (0.1 R)
• M10: 7,009,857 km (0.088 R)
• M11: 7,577,731 km (0.097 R)
• M12: 8,013,509 km (0.107 R)
• M13: 9,155,090 km (0.119 R)
• M14: 9,788,189 km (0.085 R)
• M15: 11,091,934 km (0.08 R)
• M16: 12,728,236 km (0.037 R)
• M17: 14,641,443 km (0.069 R)
• M18: 19,322,510 km (0.101 R)
• M19: 22,321,797 km (0.106 R)
• M20: 24,485,880 km (0.097 R)
• M21: 25,618,785 km (0.099 R)
• M22: 29,227,684 km (0.09 R)
• M23: 37,096,382 km (0.036 R)
• M24: 39,529,293 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235

Radius: 7.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.96 AU - 6.88 AU

Year: 10343 Days

Day: 23.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,317,562 km

• M1: 98,286 km (0.113 R)
• M2: 559,496 km (0.109 R)
• M3: 1,616,255 km (0.077 R)
• M4: 2,020,768 km (0.043 R)
• M5: 3,300,428 km (0.102 R)
• M6: 5,106,673 km (0.101 R)
• M7: 6,740,431 km (0.079 R)
• M8: 7,713,565 km (0.106 R)
• M9: 9,758,419 km (0.075 R)
• M10: 10,070,929 km (0.095 R)
• M11: 10,344,094 km (0.102 R)
• M12: 11,145,191 km (0.097 R)
• M13: 12,037,841 km (0.088 R)
• M14: 12,817,396 km (0.096 R)
• M15: 14,534,480 km (0.073 R)
• M16: 15,538,581 km (0.039 R)
• M17: 18,351,171 km (0.075 R)
• M18: 19,034,833 km (0.087 R)
• M19: 19,735,250 km (0.038 R)
• M20: 20,965,244 km (0.067 R)
• M21: 23,022,514 km (0.081 R)
• M22: 25,715,276 km (0.059 R)
• M23: 29,344,520 km (0.059 R)
• M24: 30,184,512 km (0.043 R)
• M25: 32,206,626 km (0.063 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: 189 - 15,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit