🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.21 AU - 1.35 AU

Year: 534 Days

Day: 30.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 77,356,328 km

• M1: 43,234 km (0.112 R)
• M2: 187,596 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.78 AU - 2.2 AU

Year: 1036 Days

Day: 44.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.99 AU - 2.67 AU

Year: 1312 Days

Day: 44.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.34 AU - 3.4 AU

Year: 2283 Days

Day: 41.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,356,328 km

• M1: 1,420,133 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.4

Radius: 11.2

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.81 AU - 6.45 AU

Year: 4929 Days

Day: 13.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,356,328 km

• M1: 139,276 km (0.063 R)
• M2: 1,320,800 km (0.07 R)
• M3: 1,775,428 km (0.052 R)
• M4: 2,125,038 km (0.083 R)
• M5: 3,509,716 km (0.096 R)
• M6: 4,629,007 km (0.117 R)
• M7: 5,044,291 km (0.098 R)
• M8: 6,769,603 km (0.109 R)
• M9: 7,381,608 km (0.068 R)
• M10: 8,660,071 km (0.073 R)
• M11: 9,500,961 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.3

Radius: 9.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.59 AU - 7.03 AU

Year: 6557 Days

Day: 5.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,356,328 km

• M1: 119,828 km (0.099 R)
• M2: 435,779 km (0.101 R)
• M3: 942,915 km (0.06 R)
• M4: 1,646,923 km (0.062 R)
• M5: 2,214,796 km (0.111 R)
• M6: 2,527,755 km (0.1 R)
• M7: 3,122,706 km (0.062 R)
• M8: 3,584,066 km (0.096 R)
• M9: 6,024,456 km (0.087 R)
• M10: 6,640,350 km (0.084 R)
• M11: 7,155,865 km (0.108 R)
• M12: 7,660,907 km (0.111 R)
• M13: 8,384,063 km (0.114 R)
• M14: 10,781,519 km (0.062 R)
• M15: 13,494,326 km (0.073 R)
• M16: 15,896,419 km (0.077 R)
• M17: 17,454,332 km (0.098 R)
• M18: 22,127,919 km (0.101 R)
• M19: 25,118,081 km (0.101 R)
• M20: 26,709,653 km (0.073 R)
• M21: 28,278,485 km (0.11 R)
• M22: 29,723,900 km (0.066 R)
• M23: 31,598,960 km (0.11 R)
• M24: 32,467,974 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.5

Radius: 14.1

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.03 AU - 9.81 AU

Year: 10667 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,356,328 km

• M1: 176,226 km (0.114 R)
• M2: 657,034 km (0.038 R)
• M3: 1,405,622 km (0.11 R)
• M4: 2,417,502 km (0.093 R)
• M5: 2,911,923 km (0.101 R)
• M6: 3,897,473 km (0.062 R)
• M7: 4,819,595 km (0.051 R)
• M8: 5,284,844 km (0.084 R)
• M9: 7,294,542 km (0.102 R)
• M10: 8,080,230 km (0.101 R)
• M11: 9,820,951 km (0.081 R)
• M12: 10,318,064 km (0.111 R)
• M13: 11,744,929 km (0.101 R)
• M14: 13,180,021 km (0.109 R)
• M15: 14,473,444 km (0.038 R)
• M16: 19,014,488 km (0.05 R)
• M17: 24,427,687 km (0.115 R)
• M18: 28,126,045 km (0.097 R)
• M19: 28,625,702 km (0.117 R)
• M20: 30,578,852 km (0.078 R)
• M21: 32,729,321 km (0.076 R)
• M22: 34,635,049 km (0.094 R)
• M23: 36,732,411 km (0.111 R)
• M24: 37,329,605 km (0.077 R)
• M25: 39,284,700 km (0.098 R)
• M26: 43,133,105 km (0.038 R)
• M27: 43,931,958 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.2

Radius: 5.5

Gravity: 17.66 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 12.75 AU - 18.89 AU

Year: 23216 Days

Day: 21.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,356,328 km

• M1: 68,965 km (0.069 R)
• M2: 324,029 km (0.038 R)
• M3: 650,302 km (0.037 R)
• M4: 960,568 km (0.11 R)
• M5: 1,261,559 km (0.075 R)
• M6: 2,795,685 km (0.087 R)
• M7: 4,309,316 km (0.114 R)
• M8: 5,279,159 km (0.094 R)
• M9: 8,247,331 km (0.045 R)
• M10: 18,488,202 km (0.035 R)
• M11: 19,028,251 km (0.118 R)
• M12: 30,382,580 km (0.086 R)
• M13: 39,639,845 km (0.1 R)
• M14: 47,532,779 km (0.073 R)
• M15: 48,375,463 km (0.056 R)
• M16: 54,737,861 km (0.045 R)
• M17: 63,243,547 km (0.083 R)
• M18: 65,499,633 km (0.055 R)
• M19: 69,521,870 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 17,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit