🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.11 AU - 1.21 AU

Year: 437 Days

Day: 12.5 Hours

Environment

Temp: 39 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.04 AU - 1.58 AU

Year: 525 Days

Day: 14.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 29.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.47 AU - 1.51 AU

Year: 636 Days

Day: 33 Hours

Environment

Temp: -16 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 88,141,046 km

• M1: 35,903 km (0.109 R)
• M2: 858,393 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.44 AU - 4.84 AU

Year: 3497 Days

Day: 33 Hours

Environment

Temp: -131 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.24 AU - 6 AU

Year: 4053 Days

Day: 24.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.5

Radius: 12.9

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.83 AU - 10.69 AU

Year: 9858 Days

Day: 14.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,141,046 km

• M1: 163,062 km (0.034 R)
• M2: 1,606,083 km (0.078 R)
• M3: 2,566,501 km (0.079 R)
• M4: 3,009,311 km (0.04 R)
• M5: 3,503,582 km (0.066 R)
• M6: 4,547,326 km (0.042 R)
• M7: 5,852,867 km (0.116 R)
• M8: 9,775,622 km (0.075 R)
• M9: 12,902,966 km (0.071 R)
• M10: 13,981,567 km (0.095 R)
• M11: 21,674,338 km (0.082 R)
• M12: 22,708,658 km (0.077 R)
• M13: 26,814,670 km (0.079 R)
• M14: 28,947,338 km (0.045 R)
• M15: 30,397,689 km (0.097 R)
• M16: 31,592,378 km (0.101 R)
• M17: 36,909,385 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.4

Radius: 5.3

Gravity: 35.29 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 13.36 AU - 13.54 AU

Year: 17257 Days

Day: 15.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 88,141,046 km

• M1: 65,973 km (0.098 R)
• M2: 249,230 km (0.105 R)
• M3: 455,675 km (0.087 R)
• M4: 670,946 km (0.104 R)
• M5: 1,143,377 km (0.103 R)
• M6: 2,026,453 km (0.064 R)
• M7: 4,410,444 km (0.086 R)
• M8: 4,583,380 km (0.101 R)
• M9: 4,942,714 km (0.098 R)
• M10: 6,615,068 km (0.1 R)
• M11: 6,934,011 km (0.083 R)
• M12: 8,578,092 km (0.092 R)
• M13: 8,902,719 km (0.071 R)
• M14: 12,406,899 km (0.033 R)
• M15: 13,534,568 km (0.052 R)
• M16: 15,194,357 km (0.109 R)
• M17: 16,400,863 km (0.057 R)
• M18: 17,669,902 km (0.115 R)
• M19: 18,551,482 km (0.098 R)
• M20: 21,175,130 km (0.074 R)
• M21: 32,163,991 km (0.054 R)
• M22: 35,096,408 km (0.092 R)
• M23: 39,079,901 km (0.084 R)
• M24: 46,426,353 km (0.074 R)
• M25: 48,439,342 km (0.089 R)
• M26: 48,780,425 km (0.112 R)
• M27: 52,638,404 km (0.105 R)
• M28: 53,907,294 km (0.108 R)
• M29: 54,641,520 km (0.081 R)
• M30: 55,942,273 km (0.112 R)
• M31: 58,992,873 km (0.093 R)
• M32: 61,951,919 km (0.092 R)
• M33: 70,323,117 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.1

Radius: 5.2

Gravity: 15.94 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 19.8 AU - 20.32 AU

Year: 31432 Days

Day: 23.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,141,046 km

• M1: 64,626 km (0.116 R)
• M2: 640,578 km (0.063 R)
• M3: 1,136,345 km (0.116 R)
• M4: 1,359,994 km (0.118 R)
• M5: 1,525,150 km (0.095 R)
• M6: 2,348,836 km (0.087 R)
• M7: 2,765,466 km (0.098 R)
• M8: 3,201,245 km (0.091 R)
• M9: 3,405,745 km (0.101 R)
• M10: 3,873,388 km (0.08 R)
• M11: 5,492,785 km (0.025 R)
• M12: 6,873,723 km (0.118 R)
• M13: 8,415,927 km (0.102 R)
• M14: 10,942,635 km (0.093 R)
• M15: 12,955,774 km (0.077 R)
• M16: 15,367,142 km (0.089 R)
• M17: 23,370,479 km (0.085 R)
• M18: 25,042,534 km (0.104 R)
• M19: 26,912,208 km (0.074 R)
• M20: 28,498,245 km (0.114 R)
• M21: 35,179,734 km (0.091 R)
• M22: 37,519,894 km (0.107 R)
• M23: 38,423,615 km (0.103 R)
• M24: 39,961,930 km (0.117 R)
• M25: 40,904,396 km (0.081 R)
• M26: 45,668,939 km (0.115 R)
• M27: 46,182,059 km (0.081 R)
• M28: 49,162,049 km (0.097 R)
• M29: 53,394,472 km (0.08 R)
• M30: 55,696,185 km (0.081 R)
• M31: 68,425,318 km (0.05 R)
• M32: 68,648,668 km (0.072 R)
• M33: 69,999,387 km (0.076 R)
• M34: 73,219,481 km (0.107 R)
• M35: 75,103,217 km (0.084 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 15,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit