🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.32 AU - 1.78 AU

Year: 678 Days

Day: 29.2 Hours

Environment

Temp: -0 °C

Axial Tilt: 7.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.59 AU - 1.85 AU

Year: 793 Days

Day: 14.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.22 AU - 2.56 AU

Year: 1299 Days

Day: 26.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.31 AU - 2.69 AU

Year: 1389 Days

Day: 36.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.05 AU - 3.25 AU

Year: 1516 Days

Day: 20.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,445,517 km

• M1: 68,516 km (0.066 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.44 AU - 5.58 AU

Year: 3366 Days

Day: 36 Hours

Environment

Temp: -122 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.45 AU - 5.31 AU

Year: 3789 Days

Day: 32.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.7

Radius: 12.2

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 8.73 AU - 10.65 AU

Year: 10601 Days

Day: 12.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,445,517 km

• M1: 157,078 km (0.11 R)
• M2: 554,859 km (0.119 R)
• M3: 1,007,093 km (0.111 R)
• M4: 3,353,236 km (0.102 R)
• M5: 5,368,619 km (0.099 R)
• M6: 6,215,792 km (0.074 R)
• M7: 7,033,194 km (0.109 R)
• M8: 7,589,848 km (0.098 R)
• M9: 8,175,673 km (0.119 R)
• M10: 9,250,235 km (0.085 R)
• M11: 10,116,257 km (0.106 R)
• M12: 10,878,458 km (0.097 R)
• M13: 11,898,566 km (0.089 R)
• M14: 17,470,488 km (0.032 R)
• M15: 25,393,341 km (0.113 R)
• M16: 25,856,795 km (0.1 R)
• M17: 26,705,165 km (0.031 R)
• M18: 29,260,446 km (0.094 R)
• M19: 32,406,639 km (0.104 R)
• M20: 36,943,493 km (0.113 R)
• M21: 37,898,975 km (0.104 R)
• M22: 39,363,239 km (0.087 R)
• M23: 44,920,052 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.4

Radius: 6.9

Gravity: 14.46 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 10.33 AU - 17.17 AU

Year: 17920 Days

Day: 22.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,445,517 km

• M1: 135,685 km (0.096 R)
• M2: 643,271 km (0.095 R)
• M3: 1,258,866 km (0.03 R)
• M4: 2,793,591 km (0.091 R)
• M5: 3,698,508 km (0.111 R)
• M6: 3,967,934 km (0.103 R)
• M7: 5,632,659 km (0.081 R)
• M8: 6,404,584 km (0.088 R)
• M9: 7,909,987 km (0.057 R)
• M10: 8,511,520 km (0.095 R)
• M11: 9,089,417 km (0.085 R)
• M12: 9,305,885 km (0.118 R)
• M13: 9,581,444 km (0.081 R)
• M14: 11,985,333 km (0.115 R)
• M15: 13,535,615 km (0.049 R)
• M16: 13,818,206 km (0.087 R)
• M17: 14,468,657 km (0.094 R)
• M18: 18,981,726 km (0.042 R)
• M19: 20,425,495 km (0.098 R)
• M20: 21,555,258 km (0.106 R)
• M21: 25,621,777 km (0.047 R)
• M22: 27,382,245 km (0.101 R)
• M23: 28,754,506 km (0.097 R)
• M24: 35,902,591 km (0.074 R)
• M25: 43,380,540 km (0.096 R)
• M26: 44,149,922 km (0.086 R)
• M27: 46,673,339 km (0.088 R)
• M28: 49,458,103 km (0.071 R)
• M29: 51,660,782 km (0.114 R)
• M30: 53,048,452 km (0.053 R)
• M31: 53,928,237 km (0.101 R)
• M32: 60,360,796 km (0.091 R)
• M33: 63,464,503 km (0.097 R)
• M34: 66,469,326 km (0.113 R)
• M35: 70,621,415 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 367

Radius: 7.5

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 12.02 AU - 17.4 AU

Year: 19829 Days

Day: 17.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,445,517 km

• M1: 94,995 km (0.066 R)
• M2: 576,700 km (0.034 R)
• M3: 839,693 km (0.07 R)
• M4: 1,086,829 km (0.084 R)
• M5: 1,397,244 km (0.117 R)
• M6: 1,799,962 km (0.107 R)
• M7: 3,226,228 km (0.073 R)
• M8: 5,721,371 km (0.077 R)
• M9: 8,088,906 km (0.036 R)
• M10: 9,124,124 km (0.03 R)
• M11: 9,383,227 km (0.117 R)
• M12: 11,575,285 km (0.116 R)
• M13: 13,746,848 km (0.045 R)
• M14: 16,479,851 km (0.07 R)
• M15: 19,555,134 km (0.04 R)
• M16: 20,600,524 km (0.096 R)
• M17: 20,867,706 km (0.088 R)
• M18: 21,227,339 km (0.113 R)
• M19: 22,425,170 km (0.119 R)
• M20: 22,897,600 km (0.084 R)
• M21: 24,058,629 km (0.091 R)
• M22: 25,258,254 km (0.079 R)
• M23: 27,776,435 km (0.075 R)
• M24: 32,337,375 km (0.081 R)
• M25: 33,183,800 km (0.106 R)
• M26: 34,169,051 km (0.1 R)
• M27: 36,717,301 km (0.086 R)
• M28: 37,638,375 km (0.07 R)
• M29: 42,188,844 km (0.098 R)
• M30: 42,475,772 km (0.045 R)
• M31: 46,326,571 km (0.091 R)
• M32: 47,867,579 km (0.076 R)
• M33: 50,081,926 km (0.113 R)
• M34: 50,565,127 km (0.045 R)
• M35: 58,369,499 km (0.062 R)
• M36: 59,984,857 km (0.067 R)
• M37: 60,529,842 km (0.092 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 13,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit