🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.49 AU - 0.67 AU

Year: 285 Days

Day: 27.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,072,949 km

• M1: 641,176 km (0.099 R)

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.8

Radius: 10.6

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.26 AU - 1.42 AU

Year: 1002 Days

Day: 7.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,072,949 km

• M1: 131,945 km (0.074 R)
• M2: 482,004 km (0.098 R)
• M3: 835,654 km (0.026 R)
• M4: 1,691,653 km (0.075 R)
• M5: 2,235,591 km (0.074 R)
• M6: 2,573,831 km (0.101 R)
• M7: 2,906,537 km (0.053 R)
• M8: 3,818,486 km (0.094 R)
• M9: 4,201,755 km (0.119 R)
• M10: 4,684,807 km (0.12 R)
• M11: 5,027,087 km (0.093 R)
• M12: 7,729,872 km (0.119 R)
• M13: 8,568,368 km (0.112 R)
• M14: 10,362,046 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.5

Radius: 8

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.79 AU - 2.29 AU

Year: 1881 Days

Day: 12.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,072,949 km

• M1: 111,151 km (0.03 R)
• M2: 377,585 km (0.101 R)
• M3: 751,131 km (0.095 R)
• M4: 1,286,542 km (0.109 R)
• M5: 1,604,736 km (0.048 R)
• M6: 1,929,962 km (0.12 R)
• M7: 2,187,270 km (0.11 R)
• M8: 2,859,115 km (0.114 R)
• M9: 3,147,988 km (0.083 R)
• M10: 4,647,108 km (0.077 R)
• M11: 5,069,872 km (0.105 R)
• M12: 5,518,067 km (0.047 R)
• M13: 6,834,379 km (0.106 R)
• M14: 8,409,345 km (0.102 R)
• M15: 8,688,345 km (0.085 R)
• M16: 9,265,045 km (0.069 R)
• M17: 9,731,042 km (0.071 R)
• M18: 11,714,261 km (0.103 R)
• M19: 12,023,630 km (0.117 R)
• M20: 12,618,431 km (0.09 R)
• M21: 12,943,657 km (0.039 R)
• M22: 13,738,320 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.9

Radius: 8.8

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.86 AU - 3.66 AU

Year: 3801 Days

Day: 13.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,072,949 km

• M1: 109,506 km (0.113 R)
• M2: 489,185 km (0.096 R)
• M3: 847,771 km (0.085 R)
• M4: 1,333,515 km (0.094 R)
• M5: 1,719,179 km (0.059 R)
• M6: 2,503,820 km (0.114 R)
• M7: 2,977,147 km (0.041 R)
• M8: 3,379,565 km (0.082 R)
• M9: 4,809,123 km (0.044 R)
• M10: 5,697,435 km (0.064 R)
• M11: 6,432,559 km (0.112 R)
• M12: 6,926,830 km (0.087 R)
• M13: 7,321,918 km (0.111 R)
• M14: 8,528,874 km (0.096 R)
• M15: 9,825,738 km (0.083 R)
• M16: 10,800,667 km (0.058 R)
• M17: 12,581,480 km (0.039 R)
• M18: 13,032,667 km (0.046 R)
• M19: 13,355,051 km (0.111 R)
• M20: 13,635,547 km (0.075 R)
• M21: 16,075,787 km (0.105 R)
• M22: 16,986,389 km (0.115 R)
• M23: 17,315,804 km (0.081 R)
• M24: 17,874,402 km (0.036 R)
• M25: 18,158,190 km (0.093 R)
• M26: 20,786,923 km (0.118 R)
• M27: 21,227,339 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 892

Radius: 4.7

Gravity: 40.38 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.53 AU - 6.47 AU

Year: 9489 Days

Day: 22.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,072,949 km

• M1: 58,493 km (0.093 R)
• M2: 215,571 km (0.099 R)
• M3: 625,917 km (0.116 R)
• M4: 847,322 km (0.065 R)
• M5: 1,956,591 km (0.109 R)
• M6: 4,388,603 km (0.057 R)
• M7: 5,889,818 km (0.112 R)
• M8: 6,144,882 km (0.048 R)
• M9: 6,331,580 km (0.104 R)
• M10: 8,231,324 km (0.065 R)
• M11: 9,858,350 km (0.076 R)
• M12: 10,533,336 km (0.116 R)
• M13: 11,349,841 km (0.103 R)
• M14: 12,682,758 km (0.088 R)
• M15: 12,985,694 km (0.034 R)
• M16: 13,543,095 km (0.098 R)
• M17: 17,007,184 km (0.094 R)
• M18: 24,109,642 km (0.089 R)
• M19: 39,629,374 km (0.106 R)
• M20: 40,931,025 km (0.101 R)
• M21: 43,894,259 km (0.09 R)
• M22: 45,006,370 km (0.08 R)
• M23: 48,602,403 km (0.102 R)

Asteroid Belt

Center: 7.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.8

Radius: 7.2

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 6.7 AU - 11.02 AU

Year: 17028 Days

Day: 24.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,072,949 km

• M1: 91,853 km (0.077 R)
• M2: 505,042 km (0.09 R)
• M3: 767,736 km (0.057 R)
• M4: 1,074,412 km (0.084 R)
• M5: 1,764,058 km (0.073 R)
• M6: 2,285,556 km (0.101 R)
• M7: 3,386,597 km (0.094 R)
• M8: 3,632,386 km (0.073 R)
• M9: 4,068,763 km (0.114 R)
• M10: 4,637,833 km (0.1 R)
• M11: 5,779,115 km (0.102 R)
• M12: 6,497,933 km (0.026 R)
• M13: 9,011,776 km (0.085 R)
• M14: 10,032,183 km (0.086 R)
• M15: 10,773,291 km (0.082 R)
• M16: 12,949,640 km (0.117 R)
• M17: 17,094,698 km (0.092 R)
• M18: 18,067,683 km (0.098 R)
• M19: 27,546,802 km (0.109 R)
• M20: 28,432,571 km (0.102 R)
• M21: 30,260,508 km (0.032 R)
• M22: 32,044,163 km (0.099 R)
• M23: 32,409,182 km (0.057 R)
• M24: 33,023,580 km (0.118 R)
• M25: 33,645,758 km (0.04 R)
• M26: 34,022,745 km (0.053 R)
• M27: 36,081,361 km (0.093 R)
• M28: 38,221,658 km (0.104 R)
• M29: 41,157,217 km (0.073 R)
• M30: 45,760,193 km (0.034 R)
• M31: 53,717,155 km (0.032 R)
• M32: 57,392,176 km (0.11 R)
• M33: 59,749,240 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.6

Radius: 3.4

Gravity: 40.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 9.39 AU - 12.73 AU

Year: 23749 Days

Day: 22.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,072,949 km

• M1: 42,336 km (0.045 R)
• M2: 153,487 km (0.086 R)
• M3: 271,071 km (0.087 R)
• M4: 556,953 km (0.097 R)
• M5: 747,092 km (0.112 R)
• M6: 1,376,300 km (0.059 R)
• M7: 1,602,642 km (0.107 R)
• M8: 1,797,568 km (0.119 R)
• M9: 1,968,558 km (0.056 R)
• M10: 2,547,203 km (0.085 R)
• M11: 3,342,615 km (0.082 R)
• M12: 3,513,755 km (0.094 R)
• M13: 4,323,977 km (0.064 R)
• M14: 4,493,022 km (0.084 R)
• M15: 4,916,684 km (0.067 R)
• M16: 5,175,787 km (0.069 R)
• M17: 5,842,844 km (0.118 R)
• M18: 6,743,573 km (0.113 R)
• M19: 11,856,978 km (0.117 R)
• M20: 12,121,467 km (0.103 R)
• M21: 13,360,586 km (0.074 R)
• M22: 14,231,993 km (0.073 R)
• M23: 17,751,732 km (0.077 R)
• M24: 22,608,726 km (0.114 R)
• M25: 33,897,382 km (0.092 R)
• M26: 47,932,654 km (0.113 R)
• M27: 48,771,898 km (0.118 R)
• M28: 57,332,038 km (0.099 R)
• M29: 65,392,820 km (0.103 R)
• M30: 71,965,552 km (0.085 R)
• M31: 74,623,607 km (0.082 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 12,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit