🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.87 AU - 0.89 AU

Year: 305 Days

Day: 12.7 Hours

Environment

Temp: 91 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,300,881 km

• M1: 589,266 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.82 AU - 1.04 AU

Year: 331 Days

Day: 41.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.7 AU - 1.72 AU

Year: 825 Days

Day: 17.1 Hours

Environment

Temp: -64 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,300,881 km

• M1: 67,917 km (0.066 R)
• M2: 240,404 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.62 AU - 2.16 AU

Year: 959 Days

Day: 13.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.41 AU - 3.21 AU

Year: 1738 Days

Day: 17.2 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.06 AU - 5.06 AU

Year: 3018 Days

Day: 30.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,300,881 km

• M1: 573,259 km (0.082 R)

Asteroid Belt

Center: 6.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.3

Radius: 12.5

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.66 AU - 8.24 AU

Year: 8270 Days

Day: 12.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,300,881 km

• M1: 155,432 km (0.078 R)
• M2: 2,391,322 km (0.115 R)
• M3: 3,328,104 km (0.09 R)
• M4: 4,604,024 km (0.083 R)
• M5: 4,998,065 km (0.092 R)
• M6: 5,506,847 km (0.085 R)
• M7: 7,547,213 km (0.069 R)
• M8: 8,423,707 km (0.086 R)
• M9: 8,929,796 km (0.096 R)
• M10: 10,961,634 km (0.091 R)
• M11: 11,565,561 km (0.086 R)
• M12: 12,405,254 km (0.055 R)
• M13: 16,434,074 km (0.11 R)
• M14: 19,316,675 km (0.103 R)
• M15: 22,924,826 km (0.115 R)
• M16: 24,844,466 km (0.08 R)
• M17: 27,232,198 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.5

Radius: 11.4

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 8.08 AU - 12.42 AU

Year: 12108 Days

Day: 10 Hours

Environment

Temp: -182 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,300,881 km

• M1: 142,268 km (0.083 R)
• M2: 525,837 km (0.061 R)
• M3: 1,115,701 km (0.085 R)
• M4: 2,245,165 km (0.104 R)
• M5: 3,099,668 km (0.055 R)
• M6: 3,477,851 km (0.109 R)
• M7: 4,243,044 km (0.075 R)
• M8: 6,179,888 km (0.033 R)
• M9: 7,508,616 km (0.071 R)
• M10: 7,976,858 km (0.057 R)
• M11: 9,257,415 km (0.09 R)
• M12: 10,883,544 km (0.118 R)
• M13: 11,821,074 km (0.114 R)
• M14: 14,759,326 km (0.07 R)
• M15: 15,700,745 km (0.116 R)
• M16: 18,688,065 km (0.075 R)
• M17: 19,391,325 km (0.12 R)
• M18: 20,193,319 km (0.103 R)
• M19: 23,804,911 km (0.069 R)
• M20: 25,667,404 km (0.069 R)
• M21: 27,927,080 km (0.092 R)
• M22: 30,103,280 km (0.059 R)
• M23: 34,557,258 km (0.077 R)
• M24: 38,673,294 km (0.086 R)
• M25: 39,687,268 km (0.085 R)
• M26: 40,588,894 km (0.077 R)
• M27: 43,375,903 km (0.117 R)
• M28: 44,746,817 km (0.118 R)
• M29: 46,857,045 km (0.096 R)
• M30: 47,575,115 km (0.111 R)
• M31: 49,624,306 km (0.106 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.4

Radius: 12.2

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 10.19 AU - 13.29 AU

Year: 14842 Days

Day: 6.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,300,881 km

• M1: 158,574 km (0.06 R)
• M2: 571,015 km (0.091 R)
• M3: 1,161,627 km (0.112 R)
• M4: 1,636,601 km (0.064 R)
• M5: 2,321,460 km (0.083 R)
• M6: 2,708,469 km (0.109 R)
• M7: 3,756,403 km (0.117 R)
• M8: 4,816,154 km (0.118 R)
• M9: 9,408,360 km (0.051 R)
• M10: 9,953,794 km (0.104 R)
• M11: 10,636,109 km (0.077 R)
• M12: 11,594,134 km (0.111 R)
• M13: 12,285,426 km (0.108 R)
• M14: 14,525,654 km (0.101 R)
• M15: 18,929,666 km (0.098 R)
• M16: 23,156,404 km (0.051 R)
• M17: 23,551,342 km (0.046 R)
• M18: 24,051,298 km (0.053 R)
• M19: 24,660,611 km (0.08 R)
• M20: 25,384,515 km (0.105 R)
• M21: 28,648,142 km (0.088 R)
• M22: 30,735,331 km (0.091 R)
• M23: 34,180,570 km (0.105 R)
• M24: 34,950,999 km (0.037 R)
• M25: 38,700,371 km (0.096 R)
• M26: 40,672,071 km (0.048 R)
• M27: 50,213,423 km (0.097 R)
• M28: 51,042,195 km (0.063 R)
• M29: 56,385,831 km (0.071 R)
• M30: 58,004,480 km (0.106 R)
• M31: 61,901,355 km (0.118 R)
• M32: 64,789,342 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.5

Radius: 5.5

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 14.26 AU - 18.08 AU

Year: 23991 Days

Day: 24.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,300,881 km

• M1: 68,516 km (0.12 R)
• M2: 390,301 km (0.058 R)
• M3: 578,495 km (0.094 R)
• M4: 828,473 km (0.084 R)
• M5: 1,070,074 km (0.091 R)
• M6: 1,821,653 km (0.078 R)
• M7: 2,072,529 km (0.078 R)
• M8: 3,412,178 km (0.069 R)
• M9: 4,554,657 km (0.087 R)
• M10: 4,829,318 km (0.04 R)
• M11: 5,147,364 km (0.098 R)
• M12: 8,760,751 km (0.106 R)
• M13: 11,464,582 km (0.044 R)
• M14: 12,320,282 km (0.082 R)
• M15: 13,840,047 km (0.079 R)
• M16: 14,030,335 km (0.096 R)
• M17: 14,351,672 km (0.092 R)
• M18: 15,008,706 km (0.105 R)
• M19: 15,823,416 km (0.112 R)
• M20: 20,343,814 km (0.058 R)
• M21: 26,039,155 km (0.083 R)
• M22: 28,525,172 km (0.101 R)
• M23: 29,984,350 km (0.105 R)
• M24: 33,504,687 km (0.025 R)
• M25: 35,010,240 km (0.097 R)
• M26: 44,724,228 km (0.054 R)
• M27: 45,280,134 km (0.07 R)
• M28: 45,981,299 km (0.094 R)
• M29: 49,153,372 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 13,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit