🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.42 AU - 0.62 AU

Year: 132 Days

Day: 47.7 Hours

Environment

Temp: 249 °C

Axial Tilt: 46.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.12 AU - 1.16 AU

Year: 430 Days

Day: 42.1 Hours

Environment

Temp: 36 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.92 AU - 1.42 AU

Year: 447 Days

Day: 40.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.76 AU - 2.18 AU

Year: 976 Days

Day: 17.1 Hours

Environment

Temp: -58 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.06 AU - 2.32 AU

Year: 1144 Days

Day: 37.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,536,627 km

• M1: 223,499 km (0.112 R)

Asteroid Belt

Center: 4.84 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.1

Radius: 12.2

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.09 AU - 8.89 AU

Year: 7238 Days

Day: 14.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,536,627 km

• M1: 151,991 km (0.115 R)
• M2: 843,732 km (0.094 R)
• M3: 1,333,216 km (0.07 R)
• M4: 1,737,729 km (0.063 R)
• M5: 2,196,246 km (0.111 R)
• M6: 3,342,166 km (0.112 R)
• M7: 4,360,180 km (0.048 R)
• M8: 4,851,908 km (0.097 R)
• M9: 5,830,876 km (0.077 R)
• M10: 8,968,243 km (0.106 R)
• M11: 10,310,884 km (0.104 R)
• M12: 10,963,878 km (0.075 R)
• M13: 12,741,699 km (0.111 R)
• M14: 14,011,636 km (0.092 R)
• M15: 15,032,043 km (0.119 R)
• M16: 16,216,559 km (0.08 R)
• M17: 18,835,120 km (0.1 R)
• M18: 20,077,381 km (0.103 R)
• M19: 22,148,862 km (0.118 R)
• M20: 22,652,110 km (0.099 R)
• M21: 23,905,889 km (0.106 R)
• M22: 24,588,205 km (0.056 R)
• M23: 27,778,679 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.5

Radius: 13.9

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.17 AU - 9.55 AU

Year: 9312 Days

Day: 11.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,536,627 km

• M1: 173,085 km (0.035 R)
• M2: 828,772 km (0.111 R)
• M3: 1,324,091 km (0.107 R)
• M4: 2,178,295 km (0.117 R)
• M5: 2,664,637 km (0.108 R)
• M6: 4,133,988 km (0.084 R)
• M7: 5,149,608 km (0.091 R)
• M8: 5,861,095 km (0.066 R)
• M9: 7,367,097 km (0.062 R)
• M10: 7,869,746 km (0.034 R)
• M11: 9,382,629 km (0.081 R)
• M12: 12,593,598 km (0.051 R)
• M13: 13,201,563 km (0.07 R)
• M14: 15,021,272 km (0.066 R)
• M15: 16,087,456 km (0.109 R)
• M16: 16,870,002 km (0.107 R)
• M17: 20,256,599 km (0.047 R)
• M18: 27,140,644 km (0.117 R)
• M19: 28,250,062 km (0.115 R)
• M20: 28,815,991 km (0.086 R)
• M21: 31,861,355 km (0.065 R)
• M22: 32,680,852 km (0.111 R)
• M23: 36,990,916 km (0.072 R)
• M24: 38,010,425 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.2

Radius: 10

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 9.97 AU - 11.21 AU

Year: 12169 Days

Day: 13.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,536,627 km

• M1: 124,615 km (0.105 R)
• M2: 459,714 km (0.091 R)
• M3: 864,077 km (0.1 R)
• M4: 1,917,396 km (0.117 R)
• M5: 2,463,428 km (0.06 R)
• M6: 2,829,793 km (0.068 R)
• M7: 3,619,670 km (0.059 R)
• M8: 4,066,669 km (0.105 R)
• M9: 4,970,838 km (0.053 R)
• M10: 6,156,700 km (0.086 R)
• M11: 7,003,724 km (0.076 R)
• M12: 7,433,668 km (0.076 R)
• M13: 9,486,151 km (0.035 R)
• M14: 10,614,867 km (0.108 R)
• M15: 11,182,890 km (0.082 R)
• M16: 11,651,729 km (0.089 R)
• M17: 13,137,386 km (0.114 R)
• M18: 14,676,000 km (0.102 R)
• M19: 16,108,699 km (0.086 R)
• M20: 18,510,493 km (0.1 R)
• M21: 20,613,839 km (0.101 R)
• M22: 21,319,193 km (0.12 R)
• M23: 27,660,347 km (0.03 R)
• M24: 27,980,187 km (0.119 R)
• M25: 30,627,920 km (0.068 R)
• M26: 38,629,611 km (0.072 R)
• M27: 45,805,970 km (0.1 R)
• M28: 47,462,318 km (0.058 R)
• M29: 54,154,878 km (0.079 R)
• M30: 58,423,055 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.3

Radius: 5.6

Gravity: 20.48 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 15.03 AU - 15.93 AU

Year: 21506 Days

Day: 17.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 49,536,627 km

• M1: 72,705 km (0.116 R)
• M2: 317,746 km (0.056 R)
• M3: 517,609 km (0.074 R)
• M4: 732,730 km (0.101 R)
• M5: 1,044,792 km (0.076 R)
• M6: 1,289,833 km (0.091 R)
• M7: 1,572,872 km (0.095 R)
• M8: 2,220,631 km (0.044 R)
• M9: 4,919,376 km (0.087 R)
• M10: 7,621,712 km (0.118 R)
• M11: 12,992,276 km (0.101 R)
• M12: 13,565,385 km (0.069 R)
• M13: 17,449,694 km (0.113 R)
• M14: 20,831,503 km (0.09 R)
• M15: 25,948,798 km (0.044 R)
• M16: 28,496,300 km (0.07 R)
• M17: 29,953,832 km (0.051 R)
• M18: 35,862,350 km (0.113 R)
• M19: 37,847,812 km (0.088 R)
• M20: 41,266,722 km (0.066 R)
• M21: 42,502,550 km (0.103 R)
• M22: 57,002,025 km (0.034 R)
• M23: 63,090,060 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.9

Radius: 3

Gravity: 15.88 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 12.95 AU - 19.43 AU

Year: 23002 Days

Day: 24.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,536,627 km

• M1: 59,839 km (0.04 R)
• M2: 218,114 km (0.095 R)
• M3: 371,452 km (0.051 R)
• M4: 1,584,391 km (0.08 R)
• M5: 2,251,897 km (0.094 R)
• M6: 2,862,106 km (0.114 R)
• M7: 3,730,821 km (0.043 R)
• M8: 4,168,245 km (0.104 R)
• M9: 4,950,194 km (0.075 R)
• M10: 7,617,224 km (0.05 R)
• M11: 10,622,646 km (0.105 R)
• M12: 11,834,388 km (0.072 R)
• M13: 26,734,935 km (0.035 R)
• M14: 28,958,557 km (0.065 R)
• M15: 46,483,200 km (0.075 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 15,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit