🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.46 AU - 0.66 AU

Year: 176 Days

Day: 18.7 Hours

Environment

Temp: 70 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.66 AU - 1 AU

Year: 317 Days

Day: 20.3 Hours

Environment

Temp: -22 °C

Axial Tilt: 86.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,447,803 km

• M1: 42,336 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.81 AU - 1.19 AU

Year: 419 Days

Day: 19 Hours

Environment

Temp: -39 °C

Axial Tilt: 13.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.3

Radius: 11.3

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.18 AU - 5.24 AU

Year: 4283 Days

Day: 10 Hours

Environment

Temp: -155 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,447,803 km

• M1: 140,622 km (0.079 R)
• M2: 852,857 km (0.086 R)
• M3: 1,291,628 km (0.101 R)
• M4: 1,773,632 km (0.066 R)
• M5: 2,885,444 km (0.088 R)
• M6: 3,339,174 km (0.055 R)
• M7: 4,898,133 km (0.103 R)
• M8: 7,171,124 km (0.118 R)
• M9: 9,237,968 km (0.074 R)
• M10: 10,348,433 km (0.087 R)
• M11: 11,545,814 km (0.07 R)
• M12: 17,157,380 km (0.047 R)
• M13: 18,183,771 km (0.094 R)
• M14: 20,674,127 km (0.077 R)
• M15: 21,444,107 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.8

Radius: 9.9

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.75 AU - 7.27 AU

Year: 6959 Days

Day: 8.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,447,803 km

• M1: 123,418 km (0.047 R)
• M2: 433,834 km (0.077 R)
• M3: 891,155 km (0.075 R)
• M4: 1,259,764 km (0.12 R)
• M5: 1,817,764 km (0.078 R)
• M6: 2,247,558 km (0.103 R)
• M7: 2,967,423 km (0.094 R)
• M8: 3,638,519 km (0.068 R)
• M9: 6,585,448 km (0.077 R)
• M10: 9,816,463 km (0.107 R)
• M11: 11,352,234 km (0.113 R)
• M12: 11,720,096 km (0.114 R)
• M13: 13,271,874 km (0.085 R)
• M14: 13,739,218 km (0.105 R)
• M15: 16,442,751 km (0.055 R)
• M16: 18,025,347 km (0.09 R)
• M17: 22,136,296 km (0.088 R)
• M18: 22,463,616 km (0.038 R)
• M19: 25,467,242 km (0.076 R)
• M20: 26,189,650 km (0.093 R)
• M21: 26,555,866 km (0.114 R)
• M22: 27,205,121 km (0.105 R)
• M23: 28,438,705 km (0.034 R)
• M24: 31,017,323 km (0.083 R)
• M25: 31,427,521 km (0.086 R)
• M26: 36,180,544 km (0.099 R)
• M27: 41,144,650 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438

Radius: 7.9

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 10.84 AU - 11.56 AU

Year: 15704 Days

Day: 15.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,447,803 km

• M1: 98,435 km (0.098 R)
• M2: 417,677 km (0.103 R)
• M3: 775,815 km (0.097 R)
• M4: 1,134,700 km (0.096 R)
• M5: 2,486,167 km (0.066 R)
• M6: 2,784,316 km (0.037 R)
• M7: 3,301,326 km (0.116 R)
• M8: 5,005,994 km (0.095 R)
• M9: 5,379,091 km (0.075 R)
• M10: 5,625,927 km (0.04 R)
• M11: 6,894,218 km (0.109 R)
• M12: 8,389,748 km (0.108 R)
• M13: 8,770,923 km (0.115 R)
• M14: 9,364,228 km (0.092 R)
• M15: 12,008,071 km (0.104 R)
• M16: 12,431,284 km (0.035 R)
• M17: 13,435,834 km (0.109 R)
• M18: 15,042,814 km (0.026 R)
• M19: 16,476,560 km (0.097 R)
• M20: 17,610,063 km (0.091 R)
• M21: 18,314,519 km (0.096 R)
• M22: 18,714,095 km (0.048 R)
• M23: 19,696,504 km (0.117 R)
• M24: 20,285,172 km (0.045 R)
• M25: 21,321,736 km (0.08 R)
• M26: 31,030,937 km (0.107 R)
• M27: 32,755,501 km (0.063 R)
• M28: 35,894,363 km (0.051 R)
• M29: 42,762,701 km (0.082 R)
• M30: 43,465,961 km (0.078 R)
• M31: 48,150,468 km (0.096 R)
• M32: 49,990,522 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.1

Radius: 6.6

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 9.53 AU - 14.79 AU

Year: 17766 Days

Day: 18.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,447,803 km

• M1: 82,129 km (0.075 R)
• M2: 349,161 km (0.104 R)
• M3: 726,447 km (0.104 R)
• M4: 1,093,860 km (0.117 R)
• M5: 1,686,118 km (0.033 R)
• M6: 2,256,833 km (0.109 R)
• M7: 2,493,797 km (0.085 R)
• M8: 2,747,514 km (0.12 R)
• M9: 3,720,349 km (0.07 R)
• M10: 5,339,447 km (0.095 R)
• M11: 9,226,149 km (0.045 R)
• M12: 10,910,472 km (0.088 R)
• M13: 12,002,088 km (0.106 R)
• M14: 14,738,382 km (0.044 R)
• M15: 17,327,622 km (0.053 R)
• M16: 19,131,922 km (0.104 R)
• M17: 21,144,462 km (0.089 R)
• M18: 23,386,486 km (0.037 R)
• M19: 25,881,479 km (0.067 R)
• M20: 26,380,837 km (0.111 R)
• M21: 32,883,706 km (0.053 R)
• M22: 34,782,552 km (0.098 R)
• M23: 37,257,200 km (0.111 R)
• M24: 42,140,523 km (0.082 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 15,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit