🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.67 AU - 0.87 AU

Year: 255 Days

Day: 40 Hours

Environment

Temp: 111 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.92 AU - 1.48 AU

Year: 495 Days

Day: 16.7 Hours

Environment

Temp: -17 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.29 AU - 1.39 AU

Year: 584 Days

Day: 37.6 Hours

Environment

Temp: -25 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.25 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.72 AU - 3.6 AU

Year: 2116 Days

Day: 38.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.53 AU - 3.89 AU

Year: 2692 Days

Day: 37.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,114,130 km

• M1: 883,226 km (0.071 R)

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.6

Radius: 10.2

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.65 AU - 6.29 AU

Year: 4820 Days

Day: 9.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,114,130 km

• M1: 126,859 km (0.093 R)
• M2: 498,759 km (0.094 R)
• M3: 911,649 km (0.1 R)
• M4: 1,506,151 km (0.095 R)
• M5: 2,157,650 km (0.065 R)
• M6: 4,182,008 km (0.116 R)
• M7: 6,963,930 km (0.115 R)
• M8: 7,626,200 km (0.108 R)
• M9: 8,103,268 km (0.093 R)
• M10: 8,483,546 km (0.102 R)
• M11: 11,489,715 km (0.111 R)
• M12: 12,364,713 km (0.091 R)
• M13: 13,023,841 km (0.066 R)
• M14: 13,440,920 km (0.028 R)
• M15: 13,759,563 km (0.089 R)
• M16: 18,571,528 km (0.118 R)
• M17: 20,327,059 km (0.115 R)
• M18: 23,088,038 km (0.104 R)
• M19: 23,699,594 km (0.097 R)
• M20: 25,035,054 km (0.077 R)
• M21: 25,680,569 km (0.111 R)
• M22: 27,513,143 km (0.068 R)
• M23: 29,253,265 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.7

Radius: 12.8

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6 AU - 8.94 AU

Year: 7691 Days

Day: 10.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,114,130 km

• M1: 159,322 km (0.075 R)
• M2: 732,581 km (0.088 R)
• M3: 1,334,862 km (0.112 R)
• M4: 1,894,059 km (0.112 R)
• M5: 2,473,900 km (0.085 R)
• M6: 4,373,045 km (0.11 R)
• M7: 5,172,346 km (0.085 R)
• M8: 5,690,553 km (0.111 R)
• M9: 6,172,259 km (0.051 R)
• M10: 9,280,902 km (0.052 R)
• M11: 10,048,788 km (0.095 R)
• M12: 11,120,208 km (0.107 R)
• M13: 11,820,775 km (0.084 R)
• M14: 13,014,566 km (0.056 R)
• M15: 13,610,414 km (0.077 R)
• M16: 17,078,542 km (0.11 R)
• M17: 18,978,435 km (0.089 R)
• M18: 22,003,304 km (0.097 R)
• M19: 24,428,285 km (0.098 R)
• M20: 25,520,350 km (0.11 R)
• M21: 29,803,785 km (0.106 R)
• M22: 32,548,308 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.4

Radius: 10.2

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.26 AU - 8.86 AU

Year: 8620 Days

Day: 9.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,114,130 km

• M1: 126,859 km (0.088 R)
• M2: 512,822 km (0.048 R)
• M3: 867,518 km (0.092 R)
• M4: 1,330,823 km (0.049 R)
• M5: 2,626,639 km (0.107 R)
• M6: 4,258,004 km (0.072 R)
• M7: 4,594,300 km (0.107 R)
• M8: 5,579,253 km (0.104 R)
• M9: 6,442,283 km (0.108 R)
• M10: 6,849,339 km (0.115 R)
• M11: 7,312,793 km (0.036 R)
• M12: 7,921,357 km (0.1 R)
• M13: 8,345,616 km (0.052 R)
• M14: 9,379,338 km (0.088 R)
• M15: 9,951,550 km (0.094 R)
• M16: 12,703,851 km (0.049 R)
• M17: 14,316,516 km (0.071 R)
• M18: 17,584,631 km (0.064 R)
• M19: 19,277,780 km (0.084 R)
• M20: 19,659,703 km (0.104 R)
• M21: 20,676,670 km (0.038 R)
• M22: 21,564,084 km (0.11 R)
• M23: 28,898,120 km (0.077 R)
• M24: 31,565,001 km (0.084 R)
• M25: 35,294,326 km (0.078 R)
• M26: 37,264,830 km (0.079 R)
• M27: 38,699,174 km (0.041 R)
• M28: 39,675,599 km (0.062 R)
• M29: 42,445,553 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.8

Radius: 4.2

Gravity: 43.02 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 11.31 AU - 12.71 AU

Year: 15680 Days

Day: 18.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,114,130 km

• M1: 52,359 km (0.096 R)
• M2: 205,996 km (0.093 R)
• M3: 571,464 km (0.115 R)
• M4: 942,616 km (0.069 R)
• M5: 1,148,313 km (0.114 R)
• M6: 1,683,574 km (0.081 R)
• M7: 2,006,556 km (0.086 R)
• M8: 2,658,055 km (0.095 R)
• M9: 2,994,351 km (0.027 R)
• M10: 3,385,549 km (0.104 R)
• M11: 5,333,164 km (0.038 R)
• M12: 5,827,884 km (0.114 R)
• M13: 7,777,593 km (0.102 R)
• M14: 8,666,354 km (0.101 R)
• M15: 14,937,347 km (0.076 R)
• M16: 19,633,374 km (0.094 R)
• M17: 20,079,026 km (0.105 R)
• M18: 35,204,568 km (0.072 R)
• M19: 37,066,014 km (0.108 R)
• M20: 44,248,806 km (0.082 R)
• M21: 47,045,838 km (0.032 R)
• M22: 57,217,595 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.9

Radius: 6.5

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 14.06 AU - 17.32 AU

Year: 23413 Days

Day: 15 Hours

Environment

Temp: -204 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,114,130 km

• M1: 81,381 km (0.096 R)
• M2: 340,186 km (0.117 R)
• M3: 600,486 km (0.038 R)
• M4: 1,615,059 km (0.096 R)
• M5: 3,590,498 km (0.079 R)
• M6: 4,056,346 km (0.108 R)
• M7: 4,901,724 km (0.08 R)
• M8: 5,859,150 km (0.097 R)
• M9: 9,204,607 km (0.118 R)
• M10: 9,794,621 km (0.068 R)
• M11: 11,663,548 km (0.099 R)
• M12: 13,642,129 km (0.109 R)
• M13: 15,203,183 km (0.105 R)
• M14: 18,391,263 km (0.052 R)
• M15: 19,252,797 km (0.115 R)
• M16: 19,545,859 km (0.077 R)
• M17: 26,862,691 km (0.095 R)
• M18: 27,413,062 km (0.104 R)
• M19: 30,574,813 km (0.108 R)
• M20: 31,275,380 km (0.096 R)
• M21: 37,497,604 km (0.043 R)
• M22: 38,647,563 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 12,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit