🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.32 AU - 1.62 AU

Year: 661 Days

Day: 46.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.74 AU - 2.92 AU

Year: 1766 Days

Day: 32.3 Hours

Environment

Temp: -97 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.3

Radius: 9.3

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.2 AU - 12.74 AU

Year: 12564 Days

Day: 7.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 104,568,442 km

• M1: 126,261 km (0.072 R)
• M2: 468,241 km (0.093 R)
• M3: 823,087 km (0.088 R)
• M4: 1,242,410 km (0.07 R)
• M5: 2,272,392 km (0.045 R)
• M6: 2,677,802 km (0.091 R)
• M7: 2,993,902 km (0.107 R)
• M8: 3,314,191 km (0.113 R)
• M9: 3,679,659 km (0.106 R)
• M10: 4,119,776 km (0.11 R)
• M11: 6,178,392 km (0.038 R)
• M12: 6,600,557 km (0.055 R)
• M13: 8,250,622 km (0.027 R)
• M14: 10,338,260 km (0.107 R)
• M15: 13,227,444 km (0.078 R)
• M16: 19,421,544 km (0.113 R)
• M17: 20,541,882 km (0.109 R)
• M18: 27,053,279 km (0.044 R)
• M19: 29,346,016 km (0.044 R)

Asteroid Belt

Center: 11.04 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76

Radius: 10.6

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 9.78 AU - 13.44 AU

Year: 14671 Days

Day: 7.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 104,568,442 km

• M1: 131,796 km (0.089 R)
• M2: 594,352 km (0.087 R)
• M3: 1,501,663 km (0.093 R)
• M4: 1,942,678 km (0.061 R)
• M5: 2,518,779 km (0.078 R)
• M6: 2,994,800 km (0.061 R)
• M7: 3,854,838 km (0.069 R)
• M8: 7,605,406 km (0.079 R)
• M9: 9,985,059 km (0.038 R)
• M10: 10,638,802 km (0.052 R)
• M11: 14,073,569 km (0.112 R)
• M12: 15,404,093 km (0.089 R)
• M13: 16,877,333 km (0.066 R)
• M14: 19,028,700 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.3

Radius: 3.5

Gravity: 79.94 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 12.77 AU - 14.93 AU

Year: 19115 Days

Day: 19.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 104,568,442 km

• M1: 43,683 km (0.12 R)
• M2: 1,054,964 km (0.097 R)
• M3: 1,236,277 km (0.073 R)
• M4: 1,421,928 km (0.057 R)
• M5: 2,716,697 km (0.103 R)
• M6: 2,870,783 km (0.112 R)
• M7: 3,762,536 km (0.104 R)
• M8: 3,889,545 km (0.093 R)
• M9: 4,974,428 km (0.105 R)
• M10: 5,443,717 km (0.1 R)
• M11: 6,379,751 km (0.045 R)
• M12: 8,784,537 km (0.093 R)
• M13: 9,410,005 km (0.085 R)
• M14: 9,703,815 km (0.095 R)
• M15: 10,685,626 km (0.113 R)
• M16: 11,530,555 km (0.105 R)
• M17: 12,844,024 km (0.06 R)
• M18: 14,177,390 km (0.098 R)
• M19: 14,798,670 km (0.061 R)
• M20: 16,262,336 km (0.046 R)
• M21: 27,232,348 km (0.111 R)
• M22: 30,940,879 km (0.102 R)
• M23: 31,720,733 km (0.054 R)
• M24: 33,455,619 km (0.118 R)
• M25: 34,832,219 km (0.06 R)
• M26: 40,254,393 km (0.107 R)
• M27: 40,408,180 km (0.109 R)
• M28: 45,708,732 km (0.064 R)
• M29: 60,641,890 km (0.088 R)
• M30: 63,514,170 km (0.116 R)
• M31: 64,772,288 km (0.088 R)
• M32: 66,690,581 km (0.041 R)
• M33: 74,048,253 km (0.091 R)
• M34: 82,919,856 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.1

Radius: 5.3

Gravity: 24.14 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 12.43 AU - 18.27 AU

Year: 22303 Days

Day: 21.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 104,568,442 km

• M1: 96,341 km (0.093 R)
• M2: 898,485 km (0.079 R)
• M3: 1,235,080 km (0.1 R)
• M4: 1,652,009 km (0.102 R)
• M5: 1,873,863 km (0.093 R)
• M6: 2,423,486 km (0.103 R)
• M7: 2,711,013 km (0.096 R)
• M8: 2,967,573 km (0.063 R)
• M9: 3,529,612 km (0.116 R)
• M10: 6,772,894 km (0.081 R)
• M11: 6,959,592 km (0.088 R)
• M12: 11,522,926 km (0.076 R)
• M13: 12,128,199 km (0.052 R)
• M14: 13,039,399 km (0.069 R)
• M15: 14,452,201 km (0.109 R)
• M16: 17,754,126 km (0.066 R)
• M17: 18,926,973 km (0.078 R)
• M18: 19,579,519 km (0.078 R)
• M19: 22,546,344 km (0.091 R)
• M20: 23,598,316 km (0.085 R)
• M21: 25,014,260 km (0.093 R)
• M22: 26,485,854 km (0.045 R)
• M23: 30,352,361 km (0.07 R)
• M24: 31,763,817 km (0.098 R)
• M25: 33,352,845 km (0.112 R)
• M26: 36,402,248 km (0.089 R)
• M27: 38,733,282 km (0.106 R)
• M28: 39,331,225 km (0.066 R)
• M29: 40,699,148 km (0.095 R)
• M30: 43,368,722 km (0.102 R)
• M31: 49,929,636 km (0.03 R)
• M32: 54,652,441 km (0.091 R)
• M33: 65,184,579 km (0.117 R)
• M34: 69,926,533 km (0.092 R)
• M35: 70,147,339 km (0.12 R)
• M36: 74,893,182 km (0.114 R)
• M37: 76,521,555 km (0.119 R)
• M38: 77,226,610 km (0.083 R)
• M39: 77,698,890 km (0.116 R)
• M40: 81,547,894 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.6

Radius: 5.2

Gravity: 27.02 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 15.84 AU - 22.56 AU

Year: 31200 Days

Day: 17.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 104,568,442 km

• M1: 64,776 km (0.116 R)
• M2: 508,932 km (0.098 R)
• M3: 694,733 km (0.105 R)
• M4: 978,220 km (0.086 R)
• M5: 1,286,990 km (0.115 R)
• M6: 1,455,886 km (0.054 R)
• M7: 1,817,913 km (0.088 R)
• M8: 2,121,597 km (0.106 R)
• M9: 2,561,116 km (0.069 R)
• M10: 3,147,838 km (0.12 R)
• M11: 3,489,071 km (0.063 R)
• M12: 4,819,445 km (0.046 R)
• M13: 5,146,316 km (0.117 R)
• M14: 5,844,340 km (0.119 R)
• M15: 6,168,818 km (0.085 R)
• M16: 9,524,298 km (0.119 R)
• M17: 14,173,201 km (0.101 R)
• M18: 17,168,450 km (0.087 R)
• M19: 23,552,539 km (0.097 R)
• M20: 26,445,164 km (0.034 R)
• M21: 37,467,684 km (0.1 R)
• M22: 38,263,545 km (0.069 R)
• M23: 39,724,219 km (0.119 R)
• M24: 50,617,038 km (0.116 R)
• M25: 51,784,949 km (0.072 R)
• M26: 54,987,390 km (0.037 R)
• M27: 60,034,822 km (0.103 R)
• M28: 62,225,982 km (0.112 R)
• M29: 68,171,301 km (0.065 R)
• M30: 76,247,940 km (0.083 R)
• M31: 77,268,198 km (0.104 R)
• M32: 79,075,639 km (0.116 R)
• M33: 80,120,880 km (0.069 R)
• M34: 100,240,447 km (0.095 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 20,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit