🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.71 AU - 0.83 AU

Year: 248 Days

Day: 31.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.77 AU - 1.15 AU

Year: 345 Days

Day: 21.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 83,706,150 km

• M1: 37,699 km (0.092 R)
• M2: 84,822 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.42 AU - 2.1 AU

Year: 857 Days

Day: 41.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,706,150 km

• M1: 257,907 km (0.087 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.92 AU - 3.68 AU

Year: 2201 Days

Day: 38.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,706,150 km

• M1: 26,030 km (0.089 R)

Asteroid Belt

Center: 4.24 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.2

Radius: 14.3

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.41 AU - 5.93 AU

Year: 4315 Days

Day: 9.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,706,150 km

• M1: 178,021 km (0.076 R)
• M2: 671,246 km (0.098 R)
• M3: 1,145,770 km (0.053 R)
• M4: 1,647,821 km (0.059 R)
• M5: 2,517,134 km (0.06 R)
• M6: 5,114,302 km (0.113 R)
• M7: 5,651,808 km (0.091 R)
• M8: 6,398,600 km (0.102 R)
• M9: 8,503,143 km (0.112 R)
• M10: 9,447,405 km (0.111 R)
• M11: 10,380,297 km (0.118 R)
• M12: 11,459,197 km (0.111 R)
• M13: 13,597,698 km (0.093 R)
• M14: 14,433,203 km (0.11 R)
• M15: 15,043,263 km (0.094 R)
• M16: 16,098,376 km (0.095 R)
• M17: 16,589,057 km (0.115 R)
• M18: 18,238,524 km (0.059 R)
• M19: 19,622,603 km (0.067 R)
• M20: 20,435,368 km (0.072 R)
• M21: 23,077,267 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.3

Radius: 13.6

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.1 AU - 9.22 AU

Year: 9355 Days

Day: 7.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,706,150 km

• M1: 169,195 km (0.086 R)
• M2: 595,998 km (0.074 R)
• M3: 1,127,519 km (0.093 R)
• M4: 1,780,514 km (0.07 R)
• M5: 2,447,122 km (0.037 R)
• M6: 5,108,169 km (0.106 R)
• M7: 5,557,860 km (0.112 R)
• M8: 5,999,174 km (0.106 R)
• M9: 6,574,527 km (0.108 R)
• M10: 8,614,145 km (0.115 R)
• M11: 9,254,124 km (0.114 R)
• M12: 11,259,035 km (0.111 R)
• M13: 12,592,999 km (0.062 R)
• M14: 15,573,288 km (0.092 R)
• M15: 17,876,796 km (0.064 R)
• M16: 19,767,115 km (0.109 R)
• M17: 21,208,490 km (0.087 R)
• M18: 27,192,255 km (0.098 R)
• M19: 28,073,387 km (0.067 R)
• M20: 30,725,907 km (0.095 R)
• M21: 32,987,228 km (0.045 R)
• M22: 38,081,185 km (0.067 R)
• M23: 38,691,395 km (0.088 R)
• M24: 39,806,049 km (0.049 R)
• M25: 44,077,217 km (0.118 R)
• M26: 45,020,881 km (0.089 R)
• M27: 46,115,937 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.4

Radius: 7.3

Gravity: 10.97 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 14.37 AU - 18.97 AU

Year: 24985 Days

Day: 15.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,706,150 km

• M1: 90,806 km (0.109 R)
• M2: 730,038 km (0.061 R)
• M3: 1,261,260 km (0.073 R)
• M4: 1,810,882 km (0.082 R)
• M5: 2,194,002 km (0.083 R)
• M6: 3,348,300 km (0.095 R)
• M7: 5,402,129 km (0.081 R)
• M8: 6,153,858 km (0.119 R)
• M9: 7,360,215 km (0.091 R)
• M10: 7,761,138 km (0.107 R)
• M11: 8,282,785 km (0.082 R)
• M12: 11,117,366 km (0.111 R)
• M13: 11,847,703 km (0.103 R)
• M14: 16,236,904 km (0.084 R)
• M15: 18,883,889 km (0.059 R)
• M16: 23,053,630 km (0.107 R)
• M17: 23,480,134 km (0.077 R)
• M18: 27,084,246 km (0.086 R)
• M19: 28,525,771 km (0.087 R)
• M20: 29,141,216 km (0.108 R)
• M21: 31,954,704 km (0.114 R)
• M22: 35,365,984 km (0.062 R)
• M23: 36,076,275 km (0.105 R)
• M24: 37,525,130 km (0.073 R)
• M25: 42,901,827 km (0.059 R)
• M26: 50,182,905 km (0.101 R)
• M27: 59,635,097 km (0.104 R)
• M28: 62,273,704 km (0.025 R)
• M29: 75,933,186 km (0.118 R)
• M30: 79,999,556 km (0.096 R)
• M31: 82,706,828 km (0.113 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 15,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit