🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.59 AU - 0.91 AU

Year: 226 Days

Day: 35 Hours

Environment

Temp: 154 °C

Axial Tilt: 44.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.95 AU - 1.39 AU

Year: 441 Days

Day: 28.2 Hours

Environment

Temp: 39 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 59,877,382 km

• M1: 369,806 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.24 AU - 1.76 AU

Year: 640 Days

Day: 24.9 Hours

Environment

Temp: -8 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.79 AU - 4.91 AU

Year: 3720 Days

Day: 12.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.9

Radius: 14.4

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 6.07 AU - 9.47 AU

Year: 7543 Days

Day: 12.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,877,382 km

• M1: 179,069 km (0.094 R)
• M2: 1,364,632 km (0.088 R)
• M3: 2,462,979 km (0.076 R)
• M4: 3,280,233 km (0.107 R)
• M5: 4,013,112 km (0.077 R)
• M6: 5,178,629 km (0.118 R)
• M7: 5,973,443 km (0.085 R)
• M8: 6,884,943 km (0.109 R)
• M9: 7,529,859 km (0.114 R)
• M10: 8,766,286 km (0.053 R)
• M11: 9,433,343 km (0.095 R)
• M12: 10,424,129 km (0.077 R)
• M13: 12,173,976 km (0.114 R)
• M14: 13,522,152 km (0.109 R)
• M15: 14,353,467 km (0.074 R)
• M16: 16,118,123 km (0.053 R)
• M17: 21,953,488 km (0.088 R)
• M18: 22,769,993 km (0.08 R)
• M19: 23,269,500 km (0.064 R)
• M20: 23,861,608 km (0.112 R)
• M21: 25,075,745 km (0.075 R)
• M22: 31,054,723 km (0.11 R)
• M23: 31,876,165 km (0.082 R)
• M24: 32,923,350 km (0.045 R)
• M25: 35,977,690 km (0.082 R)
• M26: 37,805,327 km (0.119 R)
• M27: 40,783,970 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.4

Radius: 10.5

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.09 AU - 11.29 AU

Year: 9702 Days

Day: 9.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,877,382 km

• M1: 132,095 km (0.08 R)
• M2: 469,139 km (0.112 R)
• M3: 1,218,325 km (0.107 R)
• M4: 1,945,371 km (0.03 R)
• M5: 2,899,656 km (0.07 R)
• M6: 4,063,677 km (0.105 R)
• M7: 5,546,939 km (0.104 R)
• M8: 6,587,093 km (0.103 R)
• M9: 7,172,620 km (0.112 R)
• M10: 8,074,844 km (0.08 R)
• M11: 8,832,258 km (0.112 R)
• M12: 9,363,032 km (0.104 R)
• M13: 12,342,722 km (0.089 R)
• M14: 13,063,036 km (0.098 R)
• M15: 13,404,867 km (0.12 R)
• M16: 15,519,433 km (0.091 R)
• M17: 18,985,466 km (0.103 R)
• M18: 20,399,016 km (0.049 R)
• M19: 24,625,156 km (0.115 R)
• M20: 27,870,981 km (0.07 R)
• M21: 28,725,035 km (0.106 R)
• M22: 29,792,266 km (0.108 R)
• M23: 32,628,343 km (0.081 R)
• M24: 33,364,514 km (0.057 R)
• M25: 36,084,203 km (0.105 R)
• M26: 39,896,256 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.8

Radius: 8.3

Gravity: 12.83 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.86 AU - 11.66 AU

Year: 12292 Days

Day: 11.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,877,382 km

• M1: 103,223 km (0.101 R)
• M2: 396,883 km (0.113 R)
• M3: 1,015,022 km (0.109 R)
• M4: 1,457,981 km (0.079 R)
• M5: 2,350,482 km (0.115 R)
• M6: 2,822,912 km (0.086 R)
• M7: 3,180,301 km (0.051 R)
• M8: 3,703,744 km (0.065 R)
• M9: 4,253,067 km (0.072 R)
• M10: 4,922,368 km (0.119 R)
• M11: 9,052,616 km (0.097 R)
• M12: 10,941,588 km (0.097 R)
• M13: 11,947,784 km (0.104 R)
• M14: 12,821,734 km (0.069 R)
• M15: 13,939,530 km (0.106 R)
• M16: 14,487,357 km (0.097 R)
• M17: 18,161,630 km (0.101 R)
• M18: 21,227,040 km (0.099 R)
• M19: 21,497,064 km (0.051 R)
• M20: 23,934,463 km (0.063 R)
• M21: 24,227,076 km (0.094 R)
• M22: 32,940,404 km (0.1 R)
• M23: 33,912,042 km (0.11 R)
• M24: 41,817,392 km (0.068 R)
• M25: 47,411,604 km (0.075 R)
• M26: 48,182,931 km (0.117 R)
• M27: 53,651,332 km (0.062 R)
• M28: 55,505,448 km (0.038 R)
• M29: 58,985,244 km (0.047 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 557 - 17,926 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit