🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.63 AU - 0.67 AU

Year: 192 Days

Day: 33.6 Hours

Environment

Temp: 217 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.29 AU - 1.69 AU

Year: 668 Days

Day: 33.4 Hours

Environment

Temp: -32 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.2

Radius: 10.7

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.36 AU - 5.6 AU

Year: 4709 Days

Day: 11.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 92,150,592 km

• M1: 134,189 km (0.054 R)
• M2: 842,236 km (0.113 R)
• M3: 1,187,508 km (0.046 R)
• M4: 1,932,655 km (0.093 R)
• M5: 3,022,475 km (0.118 R)
• M6: 3,402,454 km (0.094 R)
• M7: 4,138,775 km (0.102 R)
• M8: 5,746,503 km (0.112 R)
• M9: 6,559,268 km (0.091 R)
• M10: 7,270,157 km (0.115 R)
• M11: 9,417,934 km (0.034 R)
• M12: 10,102,195 km (0.097 R)
• M13: 10,501,471 km (0.116 R)
• M14: 11,618,219 km (0.033 R)
• M15: 12,915,383 km (0.117 R)
• M16: 13,333,209 km (0.119 R)
• M17: 13,706,307 km (0.067 R)
• M18: 14,529,244 km (0.085 R)
• M19: 15,736,350 km (0.026 R)
• M20: 17,575,057 km (0.103 R)
• M21: 19,011,496 km (0.114 R)
• M22: 20,034,745 km (0.052 R)
• M23: 22,191,049 km (0.07 R)
• M24: 26,121,434 km (0.071 R)
• M25: 27,902,396 km (0.12 R)
• M26: 28,338,175 km (0.117 R)
• M27: 30,035,363 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447.9

Radius: 11.2

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 10.72 AU - 11.36 AU

Year: 13466 Days

Day: 8.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 92,150,592 km

• M1: 139,276 km (0.089 R)
• M2: 508,633 km (0.034 R)
• M3: 1,424,920 km (0.119 R)
• M4: 2,480,183 km (0.066 R)
• M5: 3,117,320 km (0.095 R)
• M6: 4,390,398 km (0.073 R)
• M7: 5,911,061 km (0.103 R)
• M8: 6,929,673 km (0.102 R)
• M9: 7,460,147 km (0.083 R)
• M10: 8,329,161 km (0.099 R)
• M11: 8,835,101 km (0.084 R)
• M12: 9,508,740 km (0.098 R)
• M13: 10,582,853 km (0.091 R)
• M14: 11,398,460 km (0.089 R)
• M15: 12,372,791 km (0.114 R)
• M16: 14,552,582 km (0.074 R)
• M17: 16,117,525 km (0.081 R)
• M18: 17,050,118 km (0.1 R)
• M19: 20,227,876 km (0.104 R)
• M20: 21,483,002 km (0.116 R)
• M21: 22,173,396 km (0.078 R)
• M22: 23,872,080 km (0.072 R)
• M23: 24,333,290 km (0.104 R)
• M24: 28,547,762 km (0.107 R)
• M25: 33,111,245 km (0.111 R)
• M26: 34,852,414 km (0.094 R)
• M27: 36,046,505 km (0.063 R)
• M28: 41,228,874 km (0.057 R)
• M29: 43,516,076 km (0.088 R)
• M30: 46,456,721 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.1

Radius: 9.9

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 11.2 AU - 11.2 AU

Year: 13759 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 92,150,592 km

• M1: 145,559 km (0.094 R)
• M2: 663,766 km (0.065 R)
• M3: 1,428,061 km (0.083 R)
• M4: 1,983,369 km (0.051 R)
• M5: 2,677,353 km (0.107 R)
• M6: 3,420,107 km (0.074 R)
• M7: 5,311,622 km (0.093 R)
• M8: 6,048,242 km (0.105 R)
• M9: 8,282,636 km (0.054 R)
• M10: 9,957,234 km (0.112 R)
• M11: 12,716,268 km (0.053 R)
• M12: 13,231,932 km (0.091 R)
• M13: 14,863,147 km (0.078 R)
• M14: 15,435,508 km (0.116 R)
• M15: 18,275,773 km (0.101 R)
• M16: 22,270,934 km (0.079 R)
• M17: 23,020,569 km (0.105 R)
• M18: 31,350,927 km (0.107 R)
• M19: 32,055,383 km (0.071 R)
• M20: 32,530,805 km (0.075 R)
• M21: 33,252,615 km (0.071 R)
• M22: 34,355,600 km (0.119 R)
• M23: 35,609,380 km (0.113 R)
• M24: 37,415,624 km (0.095 R)
• M25: 40,791,599 km (0.06 R)
• M26: 44,365,343 km (0.04 R)
• M27: 48,453,853 km (0.075 R)
• M28: 53,449,823 km (0.075 R)
• M29: 56,675,602 km (0.084 R)
• M30: 57,196,651 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.1

Radius: 3.4

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 15.72 AU - 15.84 AU

Year: 23011 Days

Day: 19 Hours

Environment

Temp: -202 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,150,592 km

• M1: 42,336 km (0.078 R)
• M2: 171,738 km (0.088 R)
• M3: 367,861 km (0.037 R)
• M4: 598,990 km (0.076 R)
• M5: 1,637,349 km (0.056 R)
• M6: 1,839,156 km (0.028 R)
• M7: 3,564,468 km (0.085 R)
• M8: 4,585,025 km (0.108 R)
• M9: 5,145,718 km (0.107 R)
• M10: 6,327,242 km (0.04 R)
• M11: 6,823,159 km (0.067 R)
• M12: 9,020,452 km (0.059 R)
• M13: 11,150,876 km (0.08 R)
• M14: 12,158,567 km (0.047 R)
• M15: 13,286,236 km (0.084 R)
• M16: 17,670,052 km (0.109 R)
• M17: 19,269,253 km (0.056 R)
• M18: 19,505,468 km (0.104 R)
• M19: 21,548,227 km (0.098 R)
• M20: 29,763,544 km (0.096 R)
• M21: 31,580,559 km (0.105 R)
• M22: 35,906,631 km (0.09 R)
• M23: 43,244,855 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.8

Radius: 3.1

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 12.6 AU - 20.26 AU

Year: 24447 Days

Day: 24.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,150,592 km

• M1: 60,438 km (0.111 R)
• M2: 257,757 km (0.1 R)
• M3: 406,906 km (0.085 R)
• M4: 691,591 km (0.087 R)
• M5: 2,045,452 km (0.071 R)
• M6: 3,258,990 km (0.068 R)
• M7: 3,969,879 km (0.1 R)
• M8: 4,447,844 km (0.066 R)
• M9: 6,019,070 km (0.059 R)
• M10: 7,250,710 km (0.117 R)
• M11: 7,354,531 km (0.086 R)
• M12: 9,941,227 km (0.06 R)
• M13: 12,030,960 km (0.088 R)
• M14: 13,698,527 km (0.085 R)
• M15: 26,125,174 km (0.058 R)
• M16: 26,369,617 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.9

Radius: 6.5

Gravity: 16.68 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 15.72 AU - 18.76 AU

Year: 26277 Days

Day: 16.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,150,592 km

• M1: 80,783 km (0.12 R)
• M2: 317,596 km (0.071 R)
• M3: 654,341 km (0.11 R)
• M4: 1,088,175 km (0.118 R)
• M5: 1,468,303 km (0.072 R)
• M6: 2,058,915 km (0.093 R)
• M7: 2,420,494 km (0.094 R)
• M8: 3,041,624 km (0.05 R)
• M9: 3,667,691 km (0.097 R)
• M10: 3,961,052 km (0.1 R)
• M11: 6,333,974 km (0.111 R)
• M12: 8,085,167 km (0.109 R)
• M13: 8,414,880 km (0.083 R)
• M14: 10,136,303 km (0.055 R)
• M15: 10,649,573 km (0.106 R)
• M16: 12,583,574 km (0.091 R)
• M17: 13,101,482 km (0.083 R)
• M18: 14,903,089 km (0.072 R)
• M19: 16,863,719 km (0.053 R)
• M20: 18,137,844 km (0.098 R)
• M21: 22,775,229 km (0.093 R)
• M22: 27,279,022 km (0.091 R)
• M23: 30,988,900 km (0.111 R)
• M24: 31,525,657 km (0.094 R)
• M25: 31,796,279 km (0.12 R)
• M26: 32,068,548 km (0.109 R)
• M27: 34,589,122 km (0.054 R)
• M28: 36,340,913 km (0.07 R)
• M29: 37,692,979 km (0.114 R)
• M30: 39,704,771 km (0.116 R)
• M31: 42,113,745 km (0.107 R)
• M32: 44,959,695 km (0.11 R)
• M33: 58,642,365 km (0.107 R)
• M34: 66,976,163 km (0.049 R)
• M35: 73,899,104 km (0.085 R)
• M36: 76,065,431 km (0.103 R)
• M37: 86,206,671 km (0.081 R)
• M38: 91,324,414 km (0.111 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 19,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit