🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.61 AU - 0.77 AU

Year: 201 Days

Day: 15.8 Hours

Environment

Temp: 187 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.89 AU - 0.93 AU

Year: 305 Days

Day: 27.2 Hours

Environment

Temp: 170 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.72 AU - 1.72 AU

Year: 793 Days

Day: 23.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,778,878 km

• M1: 59,390 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.27 AU - 3.57 AU

Year: 1754 Days

Day: 30.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.88 AU - 5.6 AU

Year: 4216 Days

Day: 46.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,778,878 km

• M1: 130,001 km (0.045 R)
• M2: 1,663,977 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.8

Radius: 8.2

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.23 AU - 6.39 AU

Year: 5571 Days

Day: 8.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,778,878 km

• M1: 102,026 km (0.068 R)
• M2: 877,840 km (0.059 R)
• M3: 1,243,906 km (0.087 R)
• M4: 1,998,628 km (0.106 R)
• M5: 2,320,113 km (0.055 R)
• M6: 2,952,164 km (0.095 R)
• M7: 3,267,965 km (0.106 R)
• M8: 3,851,996 km (0.104 R)
• M9: 4,254,264 km (0.1 R)
• M10: 4,554,956 km (0.042 R)
• M11: 5,398,090 km (0.118 R)
• M12: 6,088,035 km (0.032 R)
• M13: 6,971,560 km (0.056 R)
• M14: 8,869,508 km (0.1 R)
• M15: 12,002,237 km (0.105 R)
• M16: 14,645,781 km (0.062 R)
• M17: 17,782,848 km (0.107 R)
• M18: 19,851,787 km (0.081 R)
• M19: 23,830,193 km (0.118 R)
• M20: 25,347,714 km (0.082 R)
• M21: 26,171,699 km (0.091 R)
• M22: 28,134,722 km (0.106 R)
• M23: 28,751,065 km (0.073 R)
• M24: 30,193,787 km (0.035 R)
• M25: 30,469,646 km (0.049 R)

Asteroid Belt

Center: 7.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.1

Radius: 12.9

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.25 AU - 10.53 AU

Year: 9316 Days

Day: 14.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,778,878 km

• M1: 162,613 km (0.097 R)
• M2: 1,136,794 km (0.076 R)
• M3: 1,665,772 km (0.087 R)
• M4: 2,250,550 km (0.043 R)
• M5: 2,761,577 km (0.117 R)
• M6: 3,234,755 km (0.101 R)
• M7: 4,991,034 km (0.12 R)
• M8: 6,508,555 km (0.089 R)
• M9: 9,170,050 km (0.106 R)
• M10: 13,128,859 km (0.083 R)
• M11: 14,861,352 km (0.104 R)
• M12: 16,463,694 km (0.088 R)
• M13: 25,212,477 km (0.04 R)
• M14: 27,583,304 km (0.039 R)
• M15: 31,359,603 km (0.119 R)
• M16: 33,761,247 km (0.08 R)
• M17: 36,636,668 km (0.106 R)
• M18: 39,921,239 km (0.085 R)
• M19: 41,699,359 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.1

Radius: 13.1

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 11.81 AU - 12.97 AU

Year: 15328 Days

Day: 7.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,778,878 km

• M1: 166,502 km (0.061 R)
• M2: 703,110 km (0.052 R)
• M3: 2,042,310 km (0.1 R)
• M4: 3,032,648 km (0.086 R)
• M5: 3,976,311 km (0.026 R)
• M6: 5,364,879 km (0.118 R)
• M7: 6,656,656 km (0.108 R)
• M8: 8,551,313 km (0.038 R)
• M9: 9,567,681 km (0.093 R)
• M10: 14,305,296 km (0.095 R)
• M11: 18,968,860 km (0.066 R)
• M12: 21,164,808 km (0.097 R)
• M13: 36,345,102 km (0.103 R)
• M14: 39,141,385 km (0.108 R)
• M15: 41,778,197 km (0.11 R)
• M16: 48,884,545 km (0.035 R)
• M17: 51,249,837 km (0.081 R)
• M18: 54,401,714 km (0.058 R)
• M19: 58,802,285 km (0.106 R)
• M20: 60,896,356 km (0.072 R)
• M21: 68,721,821 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175.9

Radius: 7.7

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10.61 AU - 16.09 AU

Year: 17144 Days

Day: 17.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,778,878 km

• M1: 96,341 km (0.061 R)
• M2: 433,834 km (0.056 R)
• M3: 826,379 km (0.05 R)
• M4: 1,393,055 km (0.104 R)
• M5: 2,011,194 km (0.102 R)
• M6: 2,410,470 km (0.117 R)
• M7: 4,971,885 km (0.049 R)
• M8: 7,067,452 km (0.119 R)
• M9: 14,713,848 km (0.083 R)
• M10: 16,012,507 km (0.119 R)
• M11: 19,286,457 km (0.078 R)
• M12: 19,667,333 km (0.107 R)
• M13: 23,323,206 km (0.092 R)
• M14: 24,635,927 km (0.073 R)
• M15: 26,182,619 km (0.04 R)
• M16: 27,408,125 km (0.097 R)
• M17: 30,176,882 km (0.08 R)
• M18: 30,793,674 km (0.114 R)
• M19: 31,840,112 km (0.116 R)
• M20: 42,091,904 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.3

Radius: 3.9

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 15.48 AU - 22.98 AU

Year: 29638 Days

Day: 22.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,778,878 km

• M1: 49,068 km (0.053 R)
• M2: 360,381 km (0.116 R)
• M3: 694,433 km (0.096 R)
• M4: 906,264 km (0.091 R)
• M5: 1,101,040 km (0.057 R)
• M6: 1,711,998 km (0.096 R)
• M7: 3,666,195 km (0.092 R)
• M8: 9,985,957 km (0.083 R)
• M9: 10,565,200 km (0.088 R)
• M10: 12,317,739 km (0.117 R)
• M11: 14,452,501 km (0.087 R)
• M12: 17,489,637 km (0.071 R)
• M13: 18,329,629 km (0.065 R)
• M14: 19,196,249 km (0.078 R)
• M15: 20,007,518 km (0.083 R)
• M16: 21,352,702 km (0.034 R)
• M17: 22,667,369 km (0.082 R)
• M18: 35,301,358 km (0.03 R)
• M19: 36,394,020 km (0.081 R)
• M20: 36,886,796 km (0.073 R)
• M21: 37,134,979 km (0.074 R)
• M22: 39,030,982 km (0.102 R)
• M23: 43,981,924 km (0.106 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 17,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit