🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.61 AU - 0.93 AU

Year: 285 Days

Day: 18.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,661,768 km

• M1: 292,913 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.91 AU - 1.07 AU

Year: 415 Days

Day: 22.6 Hours

Environment

Temp: -53 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.89 AU - 1.33 AU

Year: 493 Days

Day: 32.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,661,768 km

• M1: 64,477 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.48 AU - 2.98 AU

Year: 1902 Days

Day: 24 Hours

Environment

Temp: -140 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,661,768 km

• M1: 759,209 km (0.104 R)

Asteroid Belt

Center: 3.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 11.5

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.54 AU - 3.64 AU

Year: 2869 Days

Day: 13.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,661,768 km

• M1: 143,464 km (0.098 R)
• M2: 729,589 km (0.092 R)
• M3: 1,167,163 km (0.088 R)
• M4: 1,823,897 km (0.067 R)
• M5: 2,428,273 km (0.052 R)
• M6: 2,873,027 km (0.053 R)
• M7: 3,339,174 km (0.12 R)
• M8: 3,983,642 km (0.106 R)
• M9: 5,049,676 km (0.106 R)
• M10: 6,170,763 km (0.046 R)
• M11: 6,763,769 km (0.092 R)
• M12: 7,394,324 km (0.068 R)
• M13: 8,305,823 km (0.069 R)
• M14: 9,390,109 km (0.105 R)
• M15: 10,140,342 km (0.073 R)
• M16: 10,783,613 km (0.108 R)
• M17: 11,491,959 km (0.05 R)
• M18: 13,589,770 km (0.06 R)
• M19: 14,195,641 km (0.073 R)
• M20: 15,138,257 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.9

Radius: 9.4

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.01 AU - 8.67 AU

Year: 8387 Days

Day: 6 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,661,768 km

• M1: 116,986 km (0.111 R)
• M2: 441,314 km (0.046 R)
• M3: 818,001 km (0.111 R)
• M4: 1,863,092 km (0.072 R)
• M5: 2,285,706 km (0.105 R)
• M6: 2,595,972 km (0.097 R)
• M7: 3,652,731 km (0.073 R)
• M8: 3,950,730 km (0.097 R)
• M9: 4,595,796 km (0.112 R)
• M10: 5,063,888 km (0.065 R)
• M11: 5,660,634 km (0.06 R)
• M12: 5,959,381 km (0.076 R)
• M13: 6,374,066 km (0.12 R)
• M14: 6,734,298 km (0.067 R)
• M15: 8,743,846 km (0.079 R)
• M16: 9,838,154 km (0.094 R)
• M17: 10,868,435 km (0.058 R)
• M18: 13,084,578 km (0.036 R)
• M19: 15,393,172 km (0.062 R)
• M20: 16,441,704 km (0.095 R)
• M21: 17,889,512 km (0.085 R)
• M22: 20,488,326 km (0.037 R)
• M23: 23,159,845 km (0.049 R)
• M24: 28,403,549 km (0.054 R)
• M25: 31,403,286 km (0.074 R)
• M26: 33,408,645 km (0.064 R)
• M27: 34,387,763 km (0.103 R)
• M28: 35,162,381 km (0.119 R)
• M29: 36,175,458 km (0.113 R)
• M30: 37,556,246 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641

Radius: 14.4

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.25 AU - 10.91 AU

Year: 11540 Days

Day: 5.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,661,768 km

• M1: 179,218 km (0.096 R)
• M2: 741,407 km (0.083 R)
• M3: 1,248,095 km (0.096 R)
• M4: 1,755,232 km (0.093 R)
• M5: 3,346,953 km (0.057 R)
• M6: 4,647,856 km (0.105 R)
• M7: 5,247,744 km (0.106 R)
• M8: 6,152,661 km (0.111 R)
• M9: 6,917,555 km (0.106 R)
• M10: 8,637,931 km (0.081 R)
• M11: 9,499,166 km (0.087 R)
• M12: 10,104,588 km (0.097 R)
• M13: 11,171,071 km (0.114 R)
• M14: 12,311,157 km (0.06 R)
• M15: 13,843,937 km (0.05 R)
• M16: 14,491,396 km (0.04 R)
• M17: 20,422,503 km (0.107 R)
• M18: 23,101,053 km (0.113 R)
• M19: 25,425,654 km (0.08 R)
• M20: 29,041,584 km (0.105 R)
• M21: 30,644,675 km (0.106 R)
• M22: 34,143,620 km (0.085 R)
• M23: 36,049,945 km (0.06 R)
• M24: 40,597,272 km (0.105 R)
• M25: 45,655,325 km (0.108 R)
• M26: 47,236,575 km (0.084 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.1

Radius: 11

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.59 AU - 10.29 AU

Year: 12233 Days

Day: 9.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,661,768 km

• M1: 136,882 km (0.079 R)
• M2: 751,430 km (0.091 R)
• M3: 1,676,394 km (0.079 R)
• M4: 3,293,696 km (0.112 R)
• M5: 4,919,077 km (0.113 R)
• M6: 5,670,507 km (0.03 R)
• M7: 11,041,220 km (0.064 R)
• M8: 13,050,320 km (0.106 R)
• M9: 14,720,879 km (0.117 R)
• M10: 16,733,868 km (0.081 R)
• M11: 17,303,687 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.7

Radius: 5.1

Gravity: 35.21 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 11.48 AU - 11.86 AU

Year: 16814 Days

Day: 20.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,661,768 km

• M1: 63,579 km (0.12 R)
• M2: 268,079 km (0.119 R)
• M3: 498,460 km (0.083 R)
• M4: 815,159 km (0.098 R)
• M5: 1,056,460 km (0.11 R)
• M6: 1,300,305 km (0.099 R)
• M7: 2,695,754 km (0.113 R)
• M8: 3,180,301 km (0.111 R)
• M9: 5,395,247 km (0.098 R)
• M10: 5,830,577 km (0.076 R)
• M11: 6,374,814 km (0.113 R)
• M12: 10,981,830 km (0.104 R)
• M13: 11,359,116 km (0.108 R)
• M14: 12,272,710 km (0.093 R)
• M15: 12,474,667 km (0.074 R)
• M16: 15,540,676 km (0.08 R)
• M17: 18,188,558 km (0.095 R)
• M18: 18,363,438 km (0.09 R)
• M19: 19,618,863 km (0.103 R)
• M20: 22,001,209 km (0.108 R)
• M21: 22,399,588 km (0.087 R)
• M22: 24,463,291 km (0.116 R)
• M23: 25,541,144 km (0.078 R)
• M24: 32,423,992 km (0.114 R)
• M25: 33,199,657 km (0.085 R)
• M26: 37,123,310 km (0.044 R)
• M27: 39,561,456 km (0.061 R)
• M28: 40,298,226 km (0.091 R)
• M29: 41,044,270 km (0.117 R)
• M30: 43,026,891 km (0.084 R)
• M31: 50,038,543 km (0.053 R)
• M32: 50,554,207 km (0.088 R)
• M33: 60,260,865 km (0.097 R)
• M34: 69,845,750 km (0.076 R)
• M35: 70,489,918 km (0.041 R)
• M36: 74,215,055 km (0.072 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 13,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit