🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.53 AU - 0.69 AU

Year: 303 Days

Day: 15.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,123,640 km

• M1: 166,353 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960

Radius: 12.7

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.63 AU - 0.77 AU

Year: 372 Days

Day: 8.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,123,640 km

• M1: 157,975 km (0.086 R)
• M2: 608,115 km (0.036 R)
• M3: 1,213,837 km (0.084 R)
• M4: 1,684,622 km (0.108 R)
• M5: 2,112,920 km (0.094 R)
• M6: 2,734,649 km (0.103 R)
• M7: 3,322,120 km (0.066 R)
• M8: 5,911,958 km (0.065 R)

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.6

Radius: 9.5

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.39 AU - 1.39 AU

Year: 1042 Days

Day: 9.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,123,640 km

• M1: 118,182 km (0.056 R)
• M2: 451,935 km (0.05 R)
• M3: 761,004 km (0.045 R)
• M4: 1,124,677 km (0.035 R)
• M5: 1,460,075 km (0.096 R)
• M6: 1,915,750 km (0.072 R)
• M7: 2,573,083 km (0.091 R)
• M8: 2,918,355 km (0.076 R)
• M9: 3,386,896 km (0.065 R)
• M10: 4,253,367 km (0.119 R)
• M11: 4,789,226 km (0.104 R)
• M12: 5,705,513 km (0.069 R)
• M13: 6,440,338 km (0.078 R)
• M14: 7,977,456 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.5

Radius: 13.4

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.18 AU - 1.92 AU

Year: 1227 Days

Day: 5.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 109.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 71,123,640 km

• M1: 166,652 km (0.116 R)
• M2: 625,469 km (0.102 R)
• M3: 1,337,555 km (0.084 R)
• M4: 2,262,369 km (0.038 R)
• M5: 3,029,506 km (0.033 R)
• M6: 4,044,977 km (0.106 R)
• M7: 4,605,520 km (0.085 R)
• M8: 5,374,004 km (0.087 R)
• M9: 5,946,815 km (0.09 R)
• M10: 6,905,887 km (0.104 R)
• M11: 7,459,847 km (0.067 R)
• M12: 8,548,172 km (0.106 R)
• M13: 9,359,740 km (0.097 R)
• M14: 9,978,926 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.2

Radius: 12.4

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.81 AU - 2.37 AU

Year: 1921 Days

Day: 7.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,123,640 km

• M1: 154,983 km (0.117 R)
• M2: 545,883 km (0.103 R)
• M3: 1,356,105 km (0.1 R)
• M4: 1,796,521 km (0.067 R)
• M5: 2,310,390 km (0.086 R)
• M6: 3,798,140 km (0.108 R)
• M7: 7,341,366 km (0.073 R)
• M8: 9,707,855 km (0.092 R)
• M9: 10,403,634 km (0.105 R)
• M10: 11,132,176 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.1

Radius: 13.6

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.24 AU - 4.68 AU

Year: 5989 Days

Day: 8.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,123,640 km

• M1: 169,195 km (0.114 R)
• M2: 894,296 km (0.068 R)
• M3: 1,377,198 km (0.11 R)
• M4: 1,837,062 km (0.09 R)
• M5: 2,789,701 km (0.087 R)
• M6: 3,410,682 km (0.061 R)
• M7: 4,424,207 km (0.077 R)
• M8: 5,876,354 km (0.086 R)
• M9: 6,525,459 km (0.109 R)
• M10: 6,972,757 km (0.071 R)
• M11: 10,331,528 km (0.111 R)
• M12: 12,808,570 km (0.114 R)
• M13: 18,976,639 km (0.103 R)
• M14: 22,973,446 km (0.111 R)
• M15: 31,700,088 km (0.118 R)
• M16: 32,191,816 km (0.092 R)
• M17: 32,788,413 km (0.064 R)
• M18: 34,106,519 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.7

Radius: 8.6

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.27 AU - 6.81 AU

Year: 8291 Days

Day: 12.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,123,640 km

• M1: 106,962 km (0.084 R)
• M2: 433,983 km (0.086 R)
• M3: 766,091 km (0.047 R)
• M4: 1,131,409 km (0.083 R)
• M5: 1,583,194 km (0.095 R)
• M6: 2,502,772 km (0.101 R)
• M7: 3,113,132 km (0.052 R)
• M8: 3,793,353 km (0.112 R)
• M9: 4,337,291 km (0.045 R)
• M10: 7,783,577 km (0.115 R)
• M11: 10,930,219 km (0.036 R)
• M12: 11,307,205 km (0.096 R)
• M13: 12,490,076 km (0.112 R)
• M14: 15,635,670 km (0.104 R)
• M15: 16,532,659 km (0.108 R)
• M16: 17,463,607 km (0.099 R)
• M17: 19,040,518 km (0.059 R)
• M18: 19,665,538 km (0.036 R)
• M19: 19,983,134 km (0.048 R)
• M20: 20,465,886 km (0.11 R)
• M21: 30,330,819 km (0.058 R)
• M22: 30,648,565 km (0.109 R)
• M23: 34,177,878 km (0.111 R)
• M24: 37,602,173 km (0.085 R)
• M25: 38,338,194 km (0.034 R)
• M26: 44,986,473 km (0.096 R)
• M27: 45,677,017 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.8

Radius: 3.9

Gravity: 49.43 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.83 AU - 9.23 AU

Year: 17253 Days

Day: 17.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 71,123,640 km

• M1: 49,816 km (0.036 R)
• M2: 171,290 km (0.113 R)
• M3: 345,122 km (0.096 R)
• M4: 982,708 km (0.108 R)
• M5: 1,371,214 km (0.104 R)
• M6: 1,608,776 km (0.091 R)
• M7: 2,649,378 km (0.06 R)
• M8: 2,866,744 km (0.099 R)
• M9: 3,420,107 km (0.052 R)
• M10: 3,856,932 km (0.086 R)
• M11: 5,276,766 km (0.119 R)
• M12: 6,568,543 km (0.109 R)
• M13: 8,513,166 km (0.1 R)
• M14: 8,773,915 km (0.11 R)
• M15: 10,333,323 km (0.084 R)
• M16: 12,264,931 km (0.117 R)
• M17: 13,004,393 km (0.101 R)
• M18: 13,350,114 km (0.075 R)
• M19: 14,424,227 km (0.106 R)
• M20: 14,645,781 km (0.063 R)
• M21: 14,794,781 km (0.109 R)
• M22: 15,400,802 km (0.065 R)
• M23: 19,748,265 km (0.102 R)
• M24: 22,004,800 km (0.068 R)
• M25: 23,397,257 km (0.071 R)
• M26: 23,703,184 km (0.062 R)
• M27: 26,356,751 km (0.043 R)
• M28: 28,849,800 km (0.103 R)
• M29: 31,868,685 km (0.12 R)
• M30: 41,278,690 km (0.109 R)
• M31: 46,209,137 km (0.104 R)
• M32: 47,990,548 km (0.069 R)
• M33: 49,481,740 km (0.105 R)
• M34: 51,862,291 km (0.104 R)
• M35: 52,208,460 km (0.073 R)
• M36: 54,496,410 km (0.106 R)
• M37: 55,213,582 km (0.059 R)
• M38: 57,959,152 km (0.072 R)
• M39: 61,565,657 km (0.044 R)
• M40: 62,931,187 km (0.116 R)
• M41: 66,331,397 km (0.108 R)
• M42: 70,485,879 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 16,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit