🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.56 AU - 0.72 AU

Year: 181 Days

Day: 40.8 Hours

Environment

Temp: 228 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 58,828,569 km

• M1: 41,289 km (0.116 R)
• M2: 179,069 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.98 AU - 1.38 AU

Year: 453 Days

Day: 45.4 Hours

Environment

Temp: 31 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.58 AU - 2.42 AU

Year: 999 Days

Day: 29.4 Hours

Environment

Temp: -64 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.91 AU - 5.89 AU

Year: 3830 Days

Day: 38.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.9

Radius: 12.3

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.83 AU - 7.15 AU

Year: 5177 Days

Day: 11.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,828,569 km

• M1: 153,039 km (0.105 R)
• M2: 622,926 km (0.119 R)
• M3: 1,221,766 km (0.08 R)
• M4: 2,050,538 km (0.093 R)
• M5: 2,608,388 km (0.04 R)
• M6: 3,329,151 km (0.113 R)
• M7: 3,841,524 km (0.103 R)
• M8: 6,607,888 km (0.12 R)
• M9: 9,902,781 km (0.081 R)
• M10: 11,355,974 km (0.094 R)
• M11: 13,992,637 km (0.106 R)
• M12: 14,565,297 km (0.052 R)
• M13: 16,503,338 km (0.101 R)
• M14: 18,882,991 km (0.046 R)
• M15: 19,300,668 km (0.055 R)
• M16: 20,010,660 km (0.067 R)
• M17: 21,861,934 km (0.118 R)
• M18: 22,790,039 km (0.094 R)
• M19: 24,231,115 km (0.083 R)
• M20: 25,309,117 km (0.086 R)
• M21: 27,382,843 km (0.104 R)
• M22: 31,377,555 km (0.092 R)
• M23: 34,178,177 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.8

Radius: 9.7

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.54 AU - 10.9 AU

Year: 10700 Days

Day: 10 Hours

Environment

Temp: -161 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,828,569 km

• M1: 144,811 km (0.106 R)
• M2: 532,718 km (0.082 R)
• M3: 1,499,719 km (0.115 R)
• M4: 1,899,444 km (0.118 R)
• M5: 3,150,382 km (0.086 R)
• M6: 3,904,654 km (0.11 R)
• M7: 4,963,508 km (0.061 R)
• M8: 5,413,797 km (0.095 R)
• M9: 6,827,647 km (0.046 R)
• M10: 9,494,229 km (0.117 R)
• M11: 10,278,720 km (0.108 R)
• M12: 10,640,897 km (0.037 R)
• M13: 12,226,036 km (0.103 R)
• M14: 13,048,824 km (0.093 R)
• M15: 13,473,831 km (0.091 R)
• M16: 13,853,212 km (0.119 R)
• M17: 15,442,839 km (0.055 R)
• M18: 19,803,617 km (0.11 R)
• M19: 27,436,698 km (0.07 R)
• M20: 29,931,991 km (0.116 R)
• M21: 31,140,442 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.7

Radius: 5.2

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 13.88 AU - 14.98 AU

Year: 19355 Days

Day: 16.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,828,569 km

• M1: 99,483 km (0.096 R)
• M2: 351,256 km (0.115 R)
• M3: 761,902 km (0.06 R)
• M4: 1,051,224 km (0.081 R)
• M5: 1,435,392 km (0.066 R)
• M6: 1,763,759 km (0.07 R)
• M7: 4,125,610 km (0.114 R)
• M8: 4,514,864 km (0.075 R)
• M9: 4,677,327 km (0.076 R)
• M10: 5,071,817 km (0.11 R)
• M11: 5,247,445 km (0.112 R)
• M12: 5,518,516 km (0.092 R)
• M13: 6,388,427 km (0.116 R)
• M14: 9,322,341 km (0.119 R)
• M15: 11,227,470 km (0.091 R)
• M16: 11,779,636 km (0.06 R)
• M17: 14,402,535 km (0.105 R)
• M18: 15,356,820 km (0.063 R)
• M19: 17,061,488 km (0.112 R)
• M20: 17,324,331 km (0.11 R)
• M21: 18,265,601 km (0.106 R)
• M22: 19,028,700 km (0.089 R)
• M23: 20,030,257 km (0.054 R)
• M24: 21,293,312 km (0.108 R)
• M25: 22,766,552 km (0.1 R)
• M26: 28,411,777 km (0.115 R)
• M27: 29,718,515 km (0.106 R)
• M28: 30,869,969 km (0.054 R)
• M29: 32,551,599 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.1

Radius: 4.6

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 11.99 AU - 17.07 AU

Year: 19557 Days

Day: 21.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,828,569 km

• M1: 64,776 km (0.074 R)
• M2: 351,106 km (0.119 R)
• M3: 576,700 km (0.078 R)
• M4: 1,550,881 km (0.092 R)
• M5: 1,701,975 km (0.119 R)
• M6: 3,542,926 km (0.076 R)
• M7: 4,592,804 km (0.089 R)
• M8: 6,100,751 km (0.102 R)
• M9: 8,031,910 km (0.099 R)
• M10: 8,656,930 km (0.103 R)
• M11: 9,003,099 km (0.103 R)
• M12: 10,529,745 km (0.086 R)
• M13: 12,878,133 km (0.119 R)
• M14: 15,616,971 km (0.051 R)
• M15: 30,845,585 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.7

Radius: 5.4

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 12.97 AU - 19.53 AU

Year: 23130 Days

Day: 17.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 58,828,569 km

• M1: 80,484 km (0.1 R)
• M2: 611,406 km (0.109 R)
• M3: 800,947 km (0.101 R)
• M4: 1,800,859 km (0.05 R)
• M5: 2,718,343 km (0.054 R)
• M6: 2,971,762 km (0.097 R)
• M7: 3,473,064 km (0.037 R)
• M8: 4,058,141 km (0.077 R)
• M9: 4,483,149 km (0.107 R)
• M10: 5,175,787 km (0.066 R)
• M11: 5,786,745 km (0.113 R)
• M12: 7,108,143 km (0.103 R)
• M13: 8,281,888 km (0.061 R)
• M14: 10,058,512 km (0.113 R)
• M15: 10,665,431 km (0.091 R)
• M16: 11,472,960 km (0.085 R)
• M17: 12,823,230 km (0.105 R)
• M18: 15,184,034 km (0.092 R)
• M19: 15,761,781 km (0.105 R)
• M20: 16,655,479 km (0.041 R)
• M21: 17,114,894 km (0.11 R)
• M22: 17,819,650 km (0.117 R)
• M23: 19,964,285 km (0.076 R)
• M24: 20,395,575 km (0.096 R)
• M25: 21,366,166 km (0.115 R)
• M26: 27,845,400 km (0.099 R)
• M27: 28,819,282 km (0.084 R)
• M28: 31,527,302 km (0.099 R)
• M29: 33,544,929 km (0.116 R)
• M30: 35,646,929 km (0.063 R)
• M31: 36,794,643 km (0.1 R)
• M32: 37,704,049 km (0.095 R)
• M33: 46,574,006 km (0.073 R)
• M34: 49,029,356 km (0.086 R)
• M35: 49,656,470 km (0.081 R)
• M36: 50,607,015 km (0.117 R)
• M37: 54,196,317 km (0.105 R)
• M38: 58,828,615 km (0.093 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 16,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit