🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.48 AU - 0.62 AU

Year: 183 Days

Day: 22.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.77 AU - 0.79 AU

Year: 310 Days

Day: 34.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.8 AU - 1.06 AU

Year: 403 Days

Day: 37.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,434,356 km

• M1: 57,296 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.98 AU - 1.14 AU

Year: 491 Days

Day: 13.7 Hours

Environment

Temp: -76 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.1

Radius: 9.9

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.04 AU - 2.62 AU

Year: 1599 Days

Day: 6.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,434,356 km

• M1: 123,119 km (0.098 R)
• M2: 431,291 km (0.042 R)
• M3: 790,176 km (0.109 R)
• M4: 1,104,331 km (0.03 R)
• M5: 1,694,345 km (0.105 R)
• M6: 2,045,152 km (0.063 R)
• M7: 2,939,449 km (0.078 R)
• M8: 3,369,692 km (0.104 R)
• M9: 3,685,344 km (0.096 R)
• M10: 4,732,977 km (0.087 R)
• M11: 5,087,524 km (0.072 R)
• M12: 5,920,785 km (0.114 R)
• M13: 6,483,123 km (0.118 R)
• M14: 7,134,173 km (0.1 R)
• M15: 7,686,039 km (0.104 R)
• M16: 8,206,790 km (0.112 R)
• M17: 9,448,302 km (0.066 R)
• M18: 9,911,308 km (0.097 R)
• M19: 10,563,554 km (0.026 R)
• M20: 11,651,580 km (0.042 R)
• M21: 12,261,490 km (0.093 R)
• M22: 13,216,224 km (0.1 R)
• M23: 14,219,876 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.5

Radius: 12.7

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.43 AU - 3.39 AU

Year: 2232 Days

Day: 10.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 31,434,356 km

• M1: 157,975 km (0.114 R)
• M2: 593,006 km (0.028 R)
• M3: 2,116,959 km (0.075 R)
• M4: 3,017,539 km (0.099 R)
• M5: 4,446,198 km (0.112 R)
• M6: 6,804,160 km (0.09 R)
• M7: 7,825,016 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.6

Radius: 10

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.32 AU - 3.56 AU

Year: 2266 Days

Day: 11.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 31,434,356 km

• M1: 124,615 km (0.038 R)
• M2: 454,628 km (0.069 R)
• M3: 902,823 km (0.056 R)
• M4: 1,557,763 km (0.04 R)
• M5: 2,119,652 km (0.068 R)
• M6: 2,462,531 km (0.034 R)
• M7: 2,888,884 km (0.08 R)
• M8: 3,557,886 km (0.116 R)
• M9: 5,110,114 km (0.097 R)
• M10: 5,463,314 km (0.083 R)
• M11: 5,832,821 km (0.092 R)
• M12: 6,166,574 km (0.097 R)
• M13: 8,031,162 km (0.109 R)
• M14: 8,706,746 km (0.067 R)
• M15: 9,075,504 km (0.107 R)
• M16: 10,171,159 km (0.117 R)
• M17: 10,542,760 km (0.081 R)
• M18: 11,511,556 km (0.107 R)
• M19: 12,412,285 km (0.118 R)
• M20: 13,009,629 km (0.073 R)
• M21: 13,581,243 km (0.117 R)
• M22: 14,400,141 km (0.112 R)
• M23: 15,348,442 km (0.1 R)
• M24: 16,489,874 km (0.119 R)
• M25: 17,211,684 km (0.104 R)
• M26: 17,793,620 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.2

Radius: 8.2

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.82 AU - 5.64 AU

Year: 4625 Days

Day: 10.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 31,434,356 km

• M1: 102,026 km (0.077 R)
• M2: 519,105 km (0.096 R)
• M3: 812,167 km (0.11 R)
• M4: 1,422,526 km (0.098 R)
• M5: 1,917,994 km (0.078 R)
• M6: 2,593,129 km (0.112 R)
• M7: 4,307,371 km (0.106 R)
• M8: 4,610,008 km (0.076 R)
• M9: 4,953,933 km (0.083 R)
• M10: 5,314,913 km (0.091 R)
• M11: 5,663,626 km (0.084 R)
• M12: 6,027,597 km (0.044 R)
• M13: 7,178,903 km (0.118 R)
• M14: 7,641,908 km (0.085 R)
• M15: 8,086,662 km (0.112 R)
• M16: 8,548,770 km (0.086 R)
• M17: 9,069,072 km (0.067 R)
• M18: 10,987,814 km (0.101 R)
• M19: 13,910,508 km (0.067 R)
• M20: 14,574,124 km (0.064 R)
• M21: 15,608,743 km (0.116 R)
• M22: 18,277,718 km (0.118 R)
• M23: 21,308,870 km (0.106 R)
• M24: 21,599,988 km (0.079 R)
• M25: 24,579,828 km (0.071 R)
• M26: 25,795,310 km (0.12 R)
• M27: 26,292,574 km (0.101 R)
• M28: 30,136,790 km (0.111 R)
• M29: 30,595,906 km (0.107 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 18,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit