🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.46 AU - 0.64 AU

Year: 149 Days

Day: 14.6 Hours

Environment

Temp: 228 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.76 AU - 0.9 AU

Year: 276 Days

Day: 35.9 Hours

Environment

Temp: 124 °C

Axial Tilt: 41.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,542,682 km

• M1: 39,643 km (0.035 R)
• M2: 278,701 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.14 AU - 2.48 AU

Year: 1282 Days

Day: 15.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.77 AU - 3.69 AU

Year: 2120 Days

Day: 40.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.9

Radius: 13.5

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.02 AU - 8.1 AU

Year: 6137 Days

Day: 12.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,542,682 km

• M1: 167,849 km (0.027 R)
• M2: 705,055 km (0.069 R)
• M3: 1,151,904 km (0.09 R)
• M4: 1,768,696 km (0.045 R)
• M5: 2,600,759 km (0.102 R)
• M6: 3,612,041 km (0.075 R)
• M7: 4,571,113 km (0.077 R)
• M8: 6,171,511 km (0.104 R)
• M9: 7,063,862 km (0.041 R)
• M10: 7,541,378 km (0.068 R)
• M11: 8,726,343 km (0.107 R)
• M12: 10,123,438 km (0.107 R)
• M13: 12,125,506 km (0.089 R)
• M14: 15,269,754 km (0.089 R)
• M15: 16,196,513 km (0.088 R)
• M16: 18,230,745 km (0.062 R)
• M17: 19,416,008 km (0.099 R)
• M18: 21,403,117 km (0.031 R)
• M19: 25,692,387 km (0.108 R)
• M20: 28,912,930 km (0.102 R)
• M21: 29,948,447 km (0.075 R)
• M22: 33,613,445 km (0.046 R)
• M23: 34,863,634 km (0.083 R)
• M24: 36,036,631 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.3

Radius: 4.8

Gravity: 35.34 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 10.04 AU - 16.32 AU

Year: 17477 Days

Day: 15.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 75,542,682 km

• M1: 71,358 km (0.108 R)
• M2: 248,931 km (0.112 R)
• M3: 503,546 km (0.078 R)
• M4: 761,154 km (0.099 R)
• M5: 1,090,120 km (0.09 R)
• M6: 1,309,281 km (0.052 R)
• M7: 1,892,413 km (0.087 R)
• M8: 2,777,883 km (0.052 R)
• M9: 3,668,738 km (0.074 R)
• M10: 5,133,152 km (0.101 R)
• M11: 5,790,784 km (0.065 R)
• M12: 5,994,536 km (0.119 R)
• M13: 6,330,383 km (0.059 R)
• M14: 6,502,870 km (0.099 R)
• M15: 6,857,566 km (0.104 R)
• M16: 7,461,044 km (0.045 R)
• M17: 7,899,216 km (0.098 R)
• M18: 8,614,593 km (0.088 R)
• M19: 11,018,930 km (0.067 R)
• M20: 12,041,731 km (0.09 R)
• M21: 13,764,201 km (0.072 R)
• M22: 14,127,425 km (0.078 R)
• M23: 15,410,077 km (0.107 R)
• M24: 20,556,842 km (0.11 R)
• M25: 20,840,629 km (0.084 R)
• M26: 22,002,107 km (0.055 R)
• M27: 27,421,290 km (0.092 R)
• M28: 28,814,345 km (0.051 R)
• M29: 30,867,426 km (0.092 R)
• M30: 33,797,600 km (0.118 R)
• M31: 38,033,015 km (0.06 R)
• M32: 38,460,715 km (0.073 R)
• M33: 40,351,333 km (0.079 R)
• M34: 50,224,942 km (0.119 R)
• M35: 54,622,970 km (0.071 R)
• M36: 57,568,402 km (0.1 R)
• M37: 60,424,375 km (0.069 R)
• M38: 60,812,133 km (0.085 R)
• M39: 64,175,542 km (0.08 R)
• M40: 69,982,034 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.7

Radius: 5.7

Gravity: 27.11 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 12.92 AU - 14.14 AU

Year: 18178 Days

Day: 18.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,542,682 km

• M1: 73,453 km (0.072 R)
• M2: 265,985 km (0.082 R)
• M3: 978,071 km (0.083 R)
• M4: 2,123,392 km (0.078 R)
• M5: 2,381,449 km (0.102 R)
• M6: 2,782,820 km (0.107 R)
• M7: 4,462,654 km (0.065 R)
• M8: 6,066,942 km (0.062 R)
• M9: 6,905,587 km (0.089 R)
• M10: 8,072,152 km (0.081 R)
• M11: 11,683,295 km (0.059 R)
• M12: 12,488,580 km (0.045 R)
• M13: 13,116,293 km (0.104 R)
• M14: 14,059,806 km (0.073 R)
• M15: 15,758,490 km (0.084 R)
• M16: 20,980,054 km (0.102 R)
• M17: 22,982,870 km (0.104 R)
• M18: 23,502,873 km (0.101 R)
• M19: 25,000,347 km (0.078 R)
• M20: 26,108,120 km (0.032 R)
• M21: 28,302,421 km (0.069 R)
• M22: 29,749,930 km (0.119 R)
• M23: 44,258,829 km (0.108 R)
• M24: 45,225,231 km (0.1 R)
• M25: 46,370,403 km (0.085 R)
• M26: 47,367,323 km (0.115 R)
• M27: 54,933,086 km (0.09 R)
• M28: 73,518,078 km (0.106 R)
• M29: 75,099,926 km (0.031 R)
• M30: 76,243,602 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.4

Radius: 5.3

Gravity: 20.06 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 14.32 AU - 16.24 AU

Year: 21816 Days

Day: 15 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 75,542,682 km

• M1: 66,122 km (0.12 R)
• M2: 243,545 km (0.09 R)
• M3: 559,496 km (0.107 R)
• M4: 764,894 km (0.073 R)
• M5: 1,057,956 km (0.075 R)
• M6: 1,568,085 km (0.118 R)
• M7: 1,740,571 km (0.07 R)
• M8: 2,144,785 km (0.086 R)
• M9: 2,827,998 km (0.076 R)
• M10: 4,046,174 km (0.062 R)
• M11: 4,306,324 km (0.1 R)
• M12: 5,042,795 km (0.06 R)
• M13: 5,382,831 km (0.038 R)
• M14: 6,627,784 km (0.065 R)
• M15: 6,807,152 km (0.068 R)
• M16: 7,317,131 km (0.071 R)
• M17: 7,508,766 km (0.118 R)
• M18: 7,753,059 km (0.053 R)
• M19: 9,443,964 km (0.088 R)
• M20: 14,564,998 km (0.052 R)
• M21: 15,964,636 km (0.064 R)
• M22: 16,450,530 km (0.097 R)
• M23: 20,889,547 km (0.115 R)
• M24: 23,903,047 km (0.06 R)
• M25: 24,538,688 km (0.035 R)
• M26: 28,355,080 km (0.037 R)
• M27: 31,400,892 km (0.112 R)
• M28: 35,063,347 km (0.072 R)
• M29: 42,139,775 km (0.111 R)
• M30: 43,378,745 km (0.101 R)
• M31: 45,282,378 km (0.092 R)
• M32: 45,766,776 km (0.054 R)
• M33: 47,240,913 km (0.058 R)
• M34: 65,187,422 km (0.116 R)
• M35: 65,598,666 km (0.113 R)
• M36: 65,804,962 km (0.095 R)
• M37: 67,681,069 km (0.08 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 15,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit