🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.49 AU - 0.69 AU

Year: 168 Days

Day: 29.2 Hours

Environment

Temp: 142 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.65 AU - 0.69 AU

Year: 203 Days

Day: 47.5 Hours

Environment

Temp: 144 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.63 AU - 1.63 AU

Year: 772 Days

Day: 13.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.06 AU - 2.44 AU

Year: 1252 Days

Day: 13.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,773,541 km

• M1: 683,064 km (0.12 R)

Asteroid Belt

Center: 3.96 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860

Radius: 14.2

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.22 AU - 6.12 AU

Year: 5007 Days

Day: 11.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,773,541 km

• M1: 178,021 km (0.099 R)
• M2: 851,062 km (0.074 R)
• M3: 1,578,856 km (0.085 R)
• M4: 2,494,395 km (0.072 R)
• M5: 3,651,983 km (0.115 R)
• M6: 8,323,925 km (0.101 R)
• M7: 9,206,253 km (0.108 R)
• M8: 11,539,681 km (0.084 R)
• M9: 19,603,903 km (0.037 R)
• M10: 26,009,235 km (0.05 R)
• M11: 27,370,127 km (0.071 R)
• M12: 30,326,032 km (0.083 R)
• M13: 32,314,337 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.6

Radius: 13.9

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.37 AU - 6.43 AU

Year: 5315 Days

Day: 12.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,773,541 km

• M1: 176,825 km (0.068 R)
• M2: 2,995,398 km (0.094 R)
• M3: 3,503,433 km (0.103 R)
• M4: 4,202,952 km (0.119 R)
• M5: 4,968,744 km (0.052 R)
• M6: 5,547,837 km (0.1 R)
• M7: 7,560,976 km (0.083 R)
• M8: 9,619,143 km (0.113 R)
• M9: 11,169,725 km (0.062 R)
• M10: 11,889,590 km (0.068 R)
• M11: 12,736,314 km (0.1 R)
• M12: 13,174,486 km (0.113 R)
• M13: 14,708,612 km (0.106 R)
• M14: 15,963,290 km (0.111 R)
• M15: 18,809,987 km (0.04 R)
• M16: 21,633,946 km (0.1 R)
• M17: 22,399,439 km (0.099 R)
• M18: 23,691,216 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.7

Radius: 10.7

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.91 AU - 7.93 AU

Year: 6033 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,773,541 km

• M1: 133,142 km (0.058 R)
• M2: 598,990 km (0.114 R)
• M3: 1,006,046 km (0.113 R)
• M4: 1,382,434 km (0.098 R)
• M5: 2,065,947 km (0.079 R)
• M6: 2,704,131 km (0.112 R)
• M7: 3,088,298 km (0.116 R)
• M8: 4,189,488 km (0.089 R)
• M9: 4,981,011 km (0.091 R)
• M10: 6,158,645 km (0.052 R)
• M11: 7,148,983 km (0.074 R)
• M12: 7,614,382 km (0.108 R)
• M13: 10,376,856 km (0.065 R)
• M14: 11,237,343 km (0.115 R)
• M15: 12,191,179 km (0.094 R)
• M16: 16,154,176 km (0.107 R)
• M17: 16,898,875 km (0.089 R)
• M18: 17,726,151 km (0.117 R)
• M19: 18,088,776 km (0.099 R)
• M20: 19,912,524 km (0.071 R)
• M21: 20,835,393 km (0.095 R)
• M22: 22,063,592 km (0.114 R)
• M23: 23,123,343 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.7

Radius: 11.1

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.46 AU - 9.82 AU

Year: 10248 Days

Day: 5.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,773,541 km

• M1: 139,425 km (0.028 R)
• M2: 1,072,916 km (0.105 R)
• M3: 1,725,911 km (0.115 R)
• M4: 2,143,588 km (0.113 R)
• M5: 2,662,393 km (0.045 R)
• M6: 3,670,982 km (0.113 R)
• M7: 4,943,761 km (0.107 R)
• M8: 5,290,080 km (0.1 R)
• M9: 6,182,132 km (0.09 R)
• M10: 6,553,434 km (0.115 R)
• M11: 8,300,737 km (0.058 R)
• M12: 14,882,146 km (0.093 R)
• M13: 15,438,500 km (0.118 R)
• M14: 16,008,618 km (0.079 R)
• M15: 19,007,756 km (0.114 R)
• M16: 22,146,618 km (0.051 R)
• M17: 23,019,223 km (0.092 R)
• M18: 24,755,306 km (0.064 R)
• M19: 28,401,754 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.3

Radius: 4.8

Gravity: 12.08 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 9.88 AU - 15.38 AU

Year: 16646 Days

Day: 24.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,773,541 km

• M1: 74,649 km (0.05 R)
• M2: 681,568 km (0.099 R)
• M3: 1,404,425 km (0.108 R)
• M4: 2,814,086 km (0.05 R)
• M5: 2,991,359 km (0.114 R)
• M6: 6,136,953 km (0.12 R)
• M7: 6,550,292 km (0.099 R)
• M8: 6,862,354 km (0.066 R)
• M9: 8,947,299 km (0.039 R)
• M10: 9,138,036 km (0.104 R)
• M11: 11,929,233 km (0.087 R)
• M12: 14,055,019 km (0.085 R)
• M13: 17,884,874 km (0.086 R)
• M14: 18,960,333 km (0.038 R)
• M15: 22,182,223 km (0.086 R)
• M16: 22,974,343 km (0.103 R)
• M17: 23,512,746 km (0.059 R)
• M18: 24,243,681 km (0.108 R)
• M19: 26,331,768 km (0.03 R)
• M20: 29,263,288 km (0.08 R)
• M21: 39,476,933 km (0.029 R)
• M22: 40,119,606 km (0.117 R)
• M23: 43,710,852 km (0.099 R)
• M24: 45,373,633 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.3

Radius: 3.9

Gravity: 45.19 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 15.38 AU - 18.64 AU

Year: 26017 Days

Day: 18.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,773,541 km

• M1: 51,162 km (0.079 R)
• M2: 205,248 km (0.102 R)
• M3: 420,071 km (0.119 R)
• M4: 900,729 km (0.107 R)
• M5: 1,661,584 km (0.112 R)
• M6: 4,388,005 km (0.118 R)
• M7: 5,105,775 km (0.102 R)
• M8: 5,430,253 km (0.069 R)
• M9: 7,568,007 km (0.042 R)
• M10: 11,186,181 km (0.05 R)
• M11: 11,525,768 km (0.102 R)
• M12: 11,663,548 km (0.111 R)
• M13: 13,327,375 km (0.086 R)
• M14: 17,658,682 km (0.092 R)
• M15: 19,352,579 km (0.068 R)
• M16: 19,645,043 km (0.115 R)
• M17: 21,358,537 km (0.069 R)
• M18: 21,566,328 km (0.114 R)
• M19: 27,826,850 km (0.055 R)
• M20: 32,520,034 km (0.093 R)
• M21: 35,487,308 km (0.111 R)
• M22: 40,189,917 km (0.06 R)
• M23: 62,722,049 km (0.075 R)
• M24: 67,518,605 km (0.103 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 11,094 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit