🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.39 AU - 0.61 AU

Year: 130 Days

Day: 22.6 Hours

Environment

Temp: 223 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.42 AU - 0.66 AU

Year: 146 Days

Day: 30.2 Hours

Environment

Temp: 180 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,779,215 km

• M1: 54,902 km (0.115 R)
• M2: 156,629 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.8 AU - 1.12 AU

Year: 347 Days

Day: 36.5 Hours

Environment

Temp: 35 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,779,215 km

• M1: 24,235 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.39 AU - 2.23 AU

Year: 898 Days

Day: 15.1 Hours

Environment

Temp: -67 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.84 AU - 3 AU

Year: 1389 Days

Day: 38.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.13 AU - 4.87 AU

Year: 2952 Days

Day: 39.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,779,215 km

• M1: 430,393 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382

Radius: 12.2

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 9.37 AU - 12.37 AU

Year: 13223 Days

Day: 9.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,779,215 km

• M1: 151,692 km (0.108 R)
• M2: 1,105,229 km (0.1 R)
• M3: 2,731,059 km (0.106 R)
• M4: 3,229,668 km (0.082 R)
• M5: 5,229,343 km (0.102 R)
• M6: 6,003,213 km (0.045 R)
• M7: 14,658,198 km (0.053 R)
• M8: 15,313,586 km (0.111 R)
• M9: 18,811,035 km (0.114 R)
• M10: 27,144,534 km (0.067 R)
• M11: 29,557,398 km (0.114 R)
• M12: 30,077,549 km (0.114 R)
• M13: 32,000,780 km (0.12 R)
• M14: 33,439,762 km (0.096 R)
• M15: 37,044,921 km (0.113 R)
• M16: 43,661,036 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.5

Radius: 7.4

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 10.18 AU - 14.83 AU

Year: 16306 Days

Day: 23.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,779,215 km

• M1: 92,003 km (0.083 R)
• M2: 495,468 km (0.093 R)
• M3: 763,697 km (0.094 R)
• M4: 1,003,503 km (0.104 R)
• M5: 2,259,077 km (0.059 R)
• M6: 2,950,369 km (0.114 R)
• M7: 3,319,427 km (0.097 R)
• M8: 3,916,472 km (0.092 R)
• M9: 4,180,512 km (0.11 R)
• M10: 4,456,371 km (0.06 R)
• M11: 5,984,663 km (0.069 R)
• M12: 6,296,126 km (0.094 R)
• M13: 6,909,327 km (0.114 R)
• M14: 7,208,822 km (0.093 R)
• M15: 7,651,632 km (0.118 R)
• M16: 11,042,417 km (0.036 R)
• M17: 11,334,283 km (0.072 R)
• M18: 13,722,463 km (0.079 R)
• M19: 14,059,806 km (0.1 R)
• M20: 15,464,979 km (0.116 R)
• M21: 23,819,422 km (0.047 R)
• M22: 24,503,682 km (0.056 R)
• M23: 25,605,620 km (0.103 R)
• M24: 29,891,300 km (0.1 R)
• M25: 30,458,575 km (0.027 R)
• M26: 33,646,356 km (0.109 R)
• M27: 35,257,675 km (0.051 R)
• M28: 35,763,615 km (0.112 R)
• M29: 39,306,541 km (0.084 R)
• M30: 40,814,488 km (0.115 R)
• M31: 45,122,907 km (0.104 R)
• M32: 56,334,519 km (0.106 R)
• M33: 58,602,572 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.9

Radius: 4.2

Gravity: 38.03 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 14.97 AU - 15.19 AU

Year: 21606 Days

Day: 21.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,779,215 km

• M1: 52,359 km (0.078 R)
• M2: 390,301 km (0.072 R)
• M3: 707,598 km (0.026 R)
• M4: 1,669,811 km (0.062 R)
• M5: 1,971,251 km (0.09 R)
• M6: 2,330,286 km (0.066 R)
• M7: 2,608,837 km (0.067 R)
• M8: 2,883,499 km (0.109 R)
• M9: 3,232,511 km (0.065 R)
• M10: 4,732,229 km (0.113 R)
• M11: 5,294,717 km (0.107 R)
• M12: 7,690,378 km (0.086 R)
• M13: 8,844,825 km (0.084 R)
• M14: 10,413,508 km (0.096 R)
• M15: 14,621,397 km (0.071 R)
• M16: 15,484,427 km (0.112 R)
• M17: 21,089,709 km (0.088 R)
• M18: 23,644,392 km (0.108 R)
• M19: 24,612,290 km (0.107 R)
• M20: 26,397,891 km (0.114 R)
• M21: 29,727,042 km (0.065 R)
• M22: 30,727,253 km (0.113 R)
• M23: 32,794,546 km (0.075 R)
• M24: 37,347,408 km (0.116 R)
• M25: 40,150,872 km (0.108 R)
• M26: 46,838,944 km (0.109 R)
• M27: 53,131,479 km (0.111 R)
• M28: 53,496,647 km (0.112 R)
• M29: 56,859,308 km (0.107 R)
• M30: 60,558,864 km (0.097 R)
• M31: 61,558,327 km (0.077 R)
• M32: 71,719,613 km (0.056 R)
• M33: 73,741,428 km (0.111 R)
• M34: 79,556,447 km (0.083 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.3

Radius: 7.8

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 14.43 AU - 18.75 AU

Year: 24931 Days

Day: 20.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,779,215 km

• M1: 96,939 km (0.093 R)
• M2: 549,922 km (0.096 R)
• M3: 821,442 km (0.119 R)
• M4: 1,184,366 km (0.057 R)
• M5: 1,758,972 km (0.109 R)
• M6: 2,130,722 km (0.049 R)
• M7: 2,601,657 km (0.095 R)
• M8: 3,140,508 km (0.088 R)
• M9: 4,068,912 km (0.095 R)
• M10: 4,370,053 km (0.092 R)
• M11: 5,324,637 km (0.089 R)
• M12: 5,935,146 km (0.102 R)
• M13: 6,774,240 km (0.082 R)
• M14: 9,824,990 km (0.086 R)
• M15: 10,805,305 km (0.075 R)
• M16: 12,816,648 km (0.115 R)
• M17: 13,686,859 km (0.056 R)
• M18: 14,136,550 km (0.068 R)
• M19: 14,518,623 km (0.119 R)
• M20: 14,829,338 km (0.116 R)
• M21: 15,869,941 km (0.06 R)
• M22: 21,209,837 km (0.052 R)
• M23: 25,218,162 km (0.114 R)
• M24: 25,667,404 km (0.082 R)
• M25: 28,234,205 km (0.058 R)
• M26: 36,237,391 km (0.084 R)
• M27: 37,533,059 km (0.11 R)
• M28: 39,760,870 km (0.074 R)
• M29: 45,133,977 km (0.116 R)
• M30: 49,205,283 km (0.057 R)
• M31: 52,962,882 km (0.089 R)
• M32: 56,141,538 km (0.111 R)
• M33: 69,467,866 km (0.053 R)
• M34: 73,043,853 km (0.089 R)
• M35: 79,353,143 km (0.088 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 19,552 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit