🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.86 AU - 0.88 AU

Year: 307 Days

Day: 39.1 Hours

Environment

Temp: 24 °C

Axial Tilt: 45 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.31 AU - 1.67 AU

Year: 689 Days

Day: 22.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.66 AU - 1.76 AU

Year: 847 Days

Day: 44.4 Hours

Environment

Temp: -63 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,140,800 km

• M1: 238,908 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.46 AU - 2.68 AU

Year: 1560 Days

Day: 22.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 64,140,800 km

• M1: 38,746 km (0.092 R)
• M2: 685,607 km (0.036 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.38 AU - 4.22 AU

Year: 2806 Days

Day: 41.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.4

Radius: 9.1

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4 AU - 5.22 AU

Year: 3749 Days

Day: 13.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,140,800 km

• M1: 113,246 km (0.078 R)
• M2: 542,143 km (0.105 R)
• M3: 927,507 km (0.098 R)
• M4: 1,688,810 km (0.03 R)
• M5: 1,993,840 km (0.103 R)
• M6: 2,335,821 km (0.065 R)
• M7: 4,274,460 km (0.115 R)
• M8: 5,471,393 km (0.119 R)
• M9: 6,384,837 km (0.07 R)
• M10: 6,815,081 km (0.069 R)
• M11: 8,511,670 km (0.036 R)
• M12: 9,815,415 km (0.046 R)
• M13: 10,684,430 km (0.067 R)
• M14: 14,364,537 km (0.047 R)
• M15: 15,104,299 km (0.103 R)
• M16: 16,488,079 km (0.09 R)
• M17: 16,832,304 km (0.086 R)
• M18: 17,834,161 km (0.096 R)
• M19: 20,412,929 km (0.045 R)
• M20: 20,743,390 km (0.055 R)
• M21: 21,894,396 km (0.114 R)
• M22: 22,310,578 km (0.077 R)
• M23: 23,015,932 km (0.114 R)
• M24: 24,769,368 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.4

Radius: 10

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.23 AU - 8.03 AU

Year: 7982 Days

Day: 6.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,140,800 km

• M1: 124,316 km (0.027 R)
• M2: 444,156 km (0.106 R)
• M3: 1,085,183 km (0.104 R)
• M4: 2,184,428 km (0.11 R)
• M5: 2,666,283 km (0.054 R)
• M6: 3,501,787 km (0.063 R)
• M7: 4,275,358 km (0.11 R)
• M8: 4,957,973 km (0.11 R)
• M9: 5,417,238 km (0.096 R)
• M10: 6,159,244 km (0.119 R)
• M11: 6,874,321 km (0.116 R)
• M12: 7,710,573 km (0.092 R)
• M13: 8,649,001 km (0.093 R)
• M14: 9,202,513 km (0.108 R)
• M15: 10,920,495 km (0.091 R)
• M16: 13,127,662 km (0.12 R)
• M17: 13,661,278 km (0.107 R)
• M18: 17,229,785 km (0.117 R)
• M19: 17,693,688 km (0.1 R)
• M20: 18,165,819 km (0.105 R)
• M21: 19,821,718 km (0.041 R)
• M22: 23,643,794 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.6

Radius: 6.4

Gravity: 11.64 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 11.13 AU - 15.65 AU

Year: 18558 Days

Day: 15.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 93.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,140,800 km

• M1: 87,066 km (0.112 R)
• M2: 383,419 km (0.115 R)
• M3: 869,164 km (0.108 R)
• M4: 1,179,729 km (0.071 R)
• M5: 1,792,033 km (0.11 R)
• M6: 2,062,805 km (0.113 R)
• M7: 2,319,515 km (0.066 R)
• M8: 2,687,376 km (0.115 R)
• M9: 3,194,663 km (0.027 R)
• M10: 3,404,100 km (0.101 R)
• M11: 5,536,617 km (0.08 R)
• M12: 6,858,763 km (0.084 R)
• M13: 8,329,909 km (0.108 R)
• M14: 9,349,418 km (0.117 R)
• M15: 11,090,438 km (0.069 R)
• M16: 12,194,770 km (0.057 R)
• M17: 13,710,346 km (0.107 R)
• M18: 16,872,845 km (0.108 R)
• M19: 18,330,077 km (0.09 R)
• M20: 20,580,029 km (0.096 R)
• M21: 22,814,573 km (0.119 R)
• M22: 24,593,142 km (0.098 R)
• M23: 26,249,789 km (0.039 R)
• M24: 29,211,827 km (0.115 R)
• M25: 32,756,099 km (0.075 R)
• M26: 34,250,582 km (0.036 R)
• M27: 36,181,891 km (0.101 R)
• M28: 39,839,259 km (0.118 R)
• M29: 41,397,321 km (0.111 R)
• M30: 43,142,979 km (0.088 R)
• M31: 46,160,368 km (0.03 R)
• M32: 48,195,348 km (0.041 R)
• M33: 50,452,929 km (0.11 R)
• M34: 51,110,561 km (0.118 R)
• M35: 51,774,028 km (0.08 R)
• M36: 56,756,834 km (0.056 R)
• M37: 60,005,052 km (0.083 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 10,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit