🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.57 AU - 0.75 AU

Year: 192 Days

Day: 12.5 Hours

Environment

Temp: 203 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.89 AU - 1.33 AU

Year: 419 Days

Day: 27.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 47.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.93 AU - 1.47 AU

Year: 471 Days

Day: 36.1 Hours

Environment

Temp: -0 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.33 AU - 1.83 AU

Year: 711 Days

Day: 31.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,462,754 km

• M1: 47,123 km (0.064 R)
• M2: 529,277 km (0.109 R)

Asteroid Belt

Center: 1.92 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.21 AU - 2.31 AU

Year: 1217 Days

Day: 25.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,462,754 km

• M1: 554,111 km (0.119 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.68 AU - 3.84 AU

Year: 2611 Days

Day: 22.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,462,754 km

• M1: 1,282,203 km (0.087 R)

Asteroid Belt

Center: 5.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.8

Radius: 12.7

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.17 AU - 7.85 AU

Year: 6647 Days

Day: 7.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 103,462,754 km

• M1: 157,975 km (0.034 R)
• M2: 697,276 km (0.064 R)
• M3: 1,232,986 km (0.062 R)
• M4: 1,728,454 km (0.074 R)
• M5: 3,069,599 km (0.118 R)
• M6: 3,629,544 km (0.115 R)
• M7: 4,337,141 km (0.112 R)
• M8: 4,985,499 km (0.09 R)
• M9: 5,601,094 km (0.073 R)
• M10: 6,129,623 km (0.092 R)
• M11: 6,763,918 km (0.102 R)
• M12: 9,749,293 km (0.027 R)
• M13: 10,516,282 km (0.117 R)
• M14: 13,174,336 km (0.085 R)
• M15: 14,475,090 km (0.065 R)
• M16: 15,156,658 km (0.111 R)
• M17: 17,817,406 km (0.092 R)
• M18: 20,853,494 km (0.1 R)
• M19: 22,207,954 km (0.1 R)
• M20: 24,915,525 km (0.086 R)
• M21: 28,025,815 km (0.097 R)
• M22: 28,696,911 km (0.076 R)
• M23: 29,773,118 km (0.098 R)
• M24: 30,371,360 km (0.073 R)
• M25: 30,876,103 km (0.101 R)
• M26: 33,376,781 km (0.09 R)
• M27: 35,673,258 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.2

Radius: 8

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10 AU - 10.78 AU

Year: 11995 Days

Day: 11.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 103,462,754 km

• M1: 99,483 km (0.054 R)
• M2: 412,741 km (0.114 R)
• M3: 774,019 km (0.059 R)
• M4: 1,091,466 km (0.102 R)
• M5: 1,693,149 km (0.063 R)
• M6: 2,218,686 km (0.047 R)
• M7: 3,486,678 km (0.114 R)
• M8: 5,180,125 km (0.091 R)
• M9: 6,766,461 km (0.075 R)
• M10: 7,230,364 km (0.091 R)
• M11: 8,081,726 km (0.096 R)
• M12: 9,199,671 km (0.106 R)
• M13: 11,501,683 km (0.09 R)
• M14: 12,162,756 km (0.072 R)
• M15: 14,504,262 km (0.083 R)
• M16: 15,562,966 km (0.108 R)
• M17: 15,927,087 km (0.066 R)
• M18: 16,222,393 km (0.083 R)
• M19: 18,393,657 km (0.099 R)
• M20: 18,965,270 km (0.045 R)
• M21: 28,368,543 km (0.116 R)
• M22: 30,245,249 km (0.109 R)
• M23: 32,320,770 km (0.105 R)
• M24: 35,233,590 km (0.063 R)
• M25: 37,140,364 km (0.079 R)
• M26: 40,059,916 km (0.102 R)
• M27: 41,436,217 km (0.082 R)
• M28: 46,501,301 km (0.088 R)
• M29: 53,600,319 km (0.101 R)
• M30: 55,101,683 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 92.7

Radius: 4.2

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 13.25 AU - 17.31 AU

Year: 21392 Days

Day: 18.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 103,462,754 km

• M1: 53,257 km (0.11 R)
• M2: 588,518 km (0.12 R)
• M3: 769,382 km (0.115 R)
• M4: 986,897 km (0.117 R)
• M5: 1,427,313 km (0.064 R)
• M6: 2,238,732 km (0.107 R)
• M7: 10,549,642 km (0.092 R)
• M8: 15,409,927 km (0.12 R)
• M9: 24,237,548 km (0.081 R)
• M10: 25,916,036 km (0.111 R)
• M11: 29,997,814 km (0.106 R)
• M12: 37,756,408 km (0.105 R)
• M13: 39,525,403 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.5

Radius: 3.4

Gravity: 76.43 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 15.79 AU - 20.71 AU

Year: 27923 Days

Day: 16.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 103,462,754 km

• M1: 42,336 km (0.075 R)
• M2: 207,941 km (0.079 R)
• M3: 326,123 km (0.108 R)
• M4: 774,319 km (0.108 R)
• M5: 986,448 km (0.062 R)
• M6: 1,333,665 km (0.114 R)
• M7: 1,658,292 km (0.059 R)
• M8: 2,193,105 km (0.104 R)
• M9: 2,512,795 km (0.093 R)
• M10: 3,274,847 km (0.051 R)
• M11: 3,861,121 km (0.114 R)
• M12: 4,289,121 km (0.104 R)
• M13: 5,366,225 km (0.075 R)
• M14: 6,367,783 km (0.047 R)
• M15: 7,066,255 km (0.105 R)
• M16: 7,380,860 km (0.074 R)
• M17: 9,341,340 km (0.09 R)
• M18: 10,711,357 km (0.11 R)
• M19: 11,479,692 km (0.108 R)
• M20: 12,284,229 km (0.118 R)
• M21: 13,841,992 km (0.084 R)
• M22: 15,526,464 km (0.059 R)
• M23: 17,061,787 km (0.104 R)
• M24: 29,910,598 km (0.119 R)
• M25: 30,456,182 km (0.076 R)
• M26: 37,528,870 km (0.106 R)
• M27: 38,163,314 km (0.027 R)
• M28: 38,804,790 km (0.069 R)
• M29: 43,324,740 km (0.11 R)
• M30: 43,498,573 km (0.116 R)
• M31: 53,992,564 km (0.11 R)
• M32: 56,856,616 km (0.105 R)
• M33: 57,483,281 km (0.079 R)
• M34: 70,040,975 km (0.118 R)
• M35: 72,460,122 km (0.072 R)
• M36: 90,119,852 km (0.102 R)
• M37: 91,828,259 km (0.086 R)
• M38: 94,431,412 km (0.083 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 11,682 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit