🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.42 AU - 0.66 AU

Year: 170 Days

Day: 46.9 Hours

Environment

Temp: 70 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.51 AU - 0.63 AU

Year: 184 Days

Day: 43.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 23.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.2 AU - 1.48 AU

Year: 663 Days

Day: 46.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,380,221 km

• M1: 65,973 km (0.097 R)

Asteroid Belt

Center: 2.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.2

Radius: 12.5

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.57 AU - 5.09 AU

Year: 3852 Days

Day: 7.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,380,221 km

• M1: 155,432 km (0.119 R)
• M2: 680,222 km (0.119 R)
• M3: 1,377,048 km (0.07 R)
• M4: 2,088,835 km (0.099 R)
• M5: 2,967,573 km (0.076 R)
• M6: 3,661,857 km (0.116 R)
• M7: 4,505,888 km (0.082 R)
• M8: 5,654,351 km (0.103 R)
• M9: 6,132,316 km (0.115 R)
• M10: 6,522,467 km (0.109 R)
• M11: 7,261,032 km (0.105 R)
• M12: 8,153,533 km (0.05 R)
• M13: 11,438,852 km (0.114 R)
• M14: 12,469,282 km (0.093 R)
• M15: 13,701,220 km (0.104 R)
• M16: 14,177,689 km (0.114 R)
• M17: 15,163,539 km (0.088 R)
• M18: 15,570,595 km (0.118 R)
• M19: 16,998,357 km (0.099 R)
• M20: 17,493,077 km (0.097 R)
• M21: 18,396,499 km (0.077 R)
• M22: 19,330,887 km (0.105 R)
• M23: 20,916,176 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.2

Radius: 10.5

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.22 AU - 5.4 AU

Year: 4510 Days

Day: 12.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,380,221 km

• M1: 130,898 km (0.065 R)
• M2: 552,914 km (0.112 R)
• M3: 957,426 km (0.082 R)
• M4: 3,108,943 km (0.086 R)
• M5: 3,447,034 km (0.05 R)
• M6: 4,057,842 km (0.088 R)
• M7: 5,609,920 km (0.094 R)
• M8: 6,648,279 km (0.072 R)
• M9: 8,325,869 km (0.072 R)
• M10: 9,344,332 km (0.116 R)
• M11: 10,487,708 km (0.087 R)
• M12: 15,370,134 km (0.12 R)
• M13: 16,537,297 km (0.106 R)
• M14: 16,959,611 km (0.108 R)
• M15: 18,333,518 km (0.062 R)
• M16: 20,051,351 km (0.033 R)
• M17: 21,301,839 km (0.118 R)
• M18: 22,899,993 km (0.03 R)
• M19: 25,444,803 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.2

Radius: 10.1

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.88 AU - 7.52 AU

Year: 8259 Days

Day: 12.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,380,221 km

• M1: 126,111 km (0.072 R)
• M2: 472,430 km (0.096 R)
• M3: 787,034 km (0.082 R)
• M4: 1,121,834 km (0.056 R)
• M5: 1,661,284 km (0.112 R)
• M6: 1,984,117 km (0.085 R)
• M7: 3,003,028 km (0.116 R)
• M8: 4,232,573 km (0.106 R)
• M9: 4,642,920 km (0.086 R)
• M10: 5,512,083 km (0.109 R)
• M11: 5,835,963 km (0.119 R)
• M12: 6,450,959 km (0.071 R)
• M13: 7,690,079 km (0.102 R)
• M14: 8,136,628 km (0.072 R)
• M15: 8,600,232 km (0.104 R)
• M16: 9,488,544 km (0.074 R)
• M17: 11,239,886 km (0.113 R)
• M18: 11,656,666 km (0.101 R)
• M19: 12,743,794 km (0.057 R)
• M20: 13,661,128 km (0.117 R)
• M21: 15,562,966 km (0.072 R)
• M22: 15,885,349 km (0.056 R)
• M23: 16,278,343 km (0.084 R)
• M24: 16,677,619 km (0.102 R)
• M25: 18,556,419 km (0.096 R)
• M26: 20,572,101 km (0.096 R)
• M27: 23,481,181 km (0.117 R)
• M28: 24,163,048 km (0.1 R)
• M29: 26,288,086 km (0.105 R)
• M30: 28,727,578 km (0.107 R)
• M31: 30,201,566 km (0.048 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.4

Radius: 4.3

Gravity: 24.41 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 9.89 AU - 13.79 AU

Year: 17416 Days

Day: 23.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,380,221 km

• M1: 53,406 km (0.1 R)
• M2: 604,226 km (0.063 R)
• M3: 1,267,543 km (0.077 R)
• M4: 1,524,851 km (0.105 R)
• M5: 1,731,595 km (0.066 R)
• M6: 1,957,039 km (0.072 R)
• M7: 2,341,805 km (0.067 R)
• M8: 4,950,942 km (0.111 R)
• M9: 5,405,420 km (0.09 R)
• M10: 5,661,382 km (0.103 R)
• M11: 7,150,928 km (0.119 R)
• M12: 7,414,818 km (0.117 R)
• M13: 7,549,157 km (0.115 R)
• M14: 9,500,063 km (0.114 R)
• M15: 12,069,107 km (0.097 R)
• M16: 13,746,548 km (0.119 R)
• M17: 13,949,553 km (0.071 R)
• M18: 16,166,144 km (0.118 R)
• M19: 16,316,789 km (0.041 R)
• M20: 17,555,310 km (0.054 R)
• M21: 18,689,412 km (0.092 R)
• M22: 19,105,892 km (0.117 R)
• M23: 20,130,937 km (0.085 R)
• M24: 21,828,125 km (0.037 R)
• M25: 26,850,275 km (0.048 R)
• M26: 27,061,656 km (0.11 R)
• M27: 33,315,745 km (0.062 R)
• M28: 37,495,360 km (0.058 R)
• M29: 41,586,413 km (0.108 R)
• M30: 42,725,451 km (0.113 R)
• M31: 46,723,454 km (0.107 R)
• M32: 47,336,207 km (0.115 R)
• M33: 51,776,122 km (0.059 R)
• M34: 55,112,005 km (0.108 R)
• M35: 56,485,613 km (0.095 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 11,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit