🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.1 AU - 1.62 AU

Year: 568 Days

Day: 20 Hours

Environment

Temp: -16 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.79 AU - 4.19 AU

Year: 2855 Days

Day: 37.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,408,928 km

• M1: 74,799 km (0.082 R)

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.8

Radius: 10.1

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.41 AU - 6.99 AU

Year: 4874 Days

Day: 7.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 106,408,928 km

• M1: 136,284 km (0.108 R)
• M2: 463,305 km (0.077 R)
• M3: 918,232 km (0.052 R)
• M4: 1,446,911 km (0.09 R)
• M5: 2,334,325 km (0.03 R)
• M6: 2,655,512 km (0.1 R)
• M7: 3,212,465 km (0.066 R)
• M8: 4,273,862 km (0.108 R)
• M9: 5,093,060 km (0.115 R)
• M10: 5,752,188 km (0.106 R)
• M11: 8,145,903 km (0.062 R)
• M12: 8,588,563 km (0.08 R)
• M13: 8,969,739 km (0.119 R)
• M14: 10,479,480 km (0.1 R)
• M15: 11,915,919 km (0.111 R)
• M16: 12,976,867 km (0.108 R)
• M17: 13,377,939 km (0.09 R)
• M18: 16,075,039 km (0.087 R)
• M19: 17,069,117 km (0.081 R)
• M20: 18,228,201 km (0.086 R)
• M21: 20,634,483 km (0.052 R)
• M22: 21,667,756 km (0.105 R)
• M23: 22,807,691 km (0.118 R)
• M24: 25,831,513 km (0.065 R)
• M25: 26,386,820 km (0.079 R)
• M26: 26,788,491 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 166.4

Radius: 4.3

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 10.67 AU - 15.47 AU

Year: 16923 Days

Day: 17.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 106,408,928 km

• M1: 54,304 km (0.072 R)
• M2: 199,564 km (0.088 R)
• M3: 446,250 km (0.087 R)
• M4: 590,014 km (0.079 R)
• M5: 756,816 km (0.113 R)
• M6: 1,887,776 km (0.05 R)
• M7: 2,049,192 km (0.119 R)
• M8: 2,344,498 km (0.108 R)
• M9: 2,747,963 km (0.086 R)
• M10: 3,426,090 km (0.095 R)
• M11: 3,666,943 km (0.098 R)
• M12: 5,136,293 km (0.113 R)
• M13: 5,813,972 km (0.068 R)
• M14: 7,188,327 km (0.062 R)
• M15: 8,677,275 km (0.106 R)
• M16: 12,028,566 km (0.096 R)
• M17: 13,215,775 km (0.111 R)
• M18: 13,568,826 km (0.057 R)
• M19: 16,218,653 km (0.086 R)
• M20: 18,092,666 km (0.103 R)
• M21: 20,651,836 km (0.083 R)
• M22: 20,888,650 km (0.12 R)
• M23: 21,528,779 km (0.086 R)
• M24: 22,264,651 km (0.109 R)
• M25: 22,764,308 km (0.082 R)
• M26: 28,083,260 km (0.115 R)
• M27: 30,159,978 km (0.082 R)
• M28: 30,977,231 km (0.11 R)
• M29: 33,844,723 km (0.111 R)
• M30: 38,173,038 km (0.042 R)
• M31: 39,612,768 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18.8

Radius: 6.3

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 10.8 AU - 17.36 AU

Year: 18922 Days

Day: 23.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 106,408,928 km

• M1: 78,389 km (0.105 R)
• M2: 638,484 km (0.081 R)
• M3: 4,117,382 km (0.12 R)
• M4: 6,472,801 km (0.061 R)
• M5: 9,046,183 km (0.119 R)
• M6: 9,302,744 km (0.039 R)
• M7: 9,868,822 km (0.057 R)
• M8: 11,153,120 km (0.089 R)
• M9: 13,951,497 km (0.054 R)
• M10: 14,343,743 km (0.093 R)
• M11: 15,460,042 km (0.064 R)
• M12: 21,078,340 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.5

Radius: 5.2

Gravity: 27.09 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 14.4 AU - 23.34 AU

Year: 29358 Days

Day: 24.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 106,408,928 km

• M1: 65,673 km (0.094 R)
• M2: 300,991 km (0.073 R)
• M3: 690,394 km (0.08 R)
• M4: 868,116 km (0.075 R)
• M5: 2,019,571 km (0.087 R)
• M6: 2,590,886 km (0.118 R)
• M7: 2,942,291 km (0.11 R)
• M8: 3,294,295 km (0.06 R)
• M9: 3,806,817 km (0.109 R)
• M10: 4,153,136 km (0.087 R)
• M11: 4,711,585 km (0.069 R)
• M12: 5,532,279 km (0.064 R)
• M13: 6,444,377 km (0.086 R)
• M14: 6,638,106 km (0.111 R)
• M15: 11,102,556 km (0.088 R)
• M16: 11,808,358 km (0.099 R)
• M17: 12,770,123 km (0.069 R)
• M18: 15,444,185 km (0.072 R)
• M19: 15,617,270 km (0.077 R)
• M20: 19,660,601 km (0.103 R)
• M21: 20,796,797 km (0.034 R)
• M22: 21,327,420 km (0.114 R)
• M23: 23,540,571 km (0.093 R)
• M24: 25,297,598 km (0.077 R)
• M25: 27,266,157 km (0.093 R)
• M26: 27,773,892 km (0.114 R)
• M27: 33,058,137 km (0.052 R)
• M28: 36,163,191 km (0.101 R)
• M29: 43,632,762 km (0.079 R)
• M30: 44,501,776 km (0.073 R)
• M31: 46,815,158 km (0.072 R)
• M32: 47,725,760 km (0.112 R)
• M33: 55,036,458 km (0.063 R)
• M34: 62,399,067 km (0.113 R)
• M35: 67,347,615 km (0.1 R)
• M36: 89,478,675 km (0.097 R)
• M37: 89,757,825 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727

Radius: 5.4

Gravity: 24.93 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 19.59 AU - 20.47 AU

Year: 32107 Days

Day: 25 Hours

Environment

Temp: -192 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 106,408,928 km

• M1: 67,319 km (0.116 R)
• M2: 352,752 km (0.098 R)
• M3: 718,818 km (0.1 R)
• M4: 943,663 km (0.077 R)
• M5: 1,311,076 km (0.103 R)
• M6: 1,893,460 km (0.069 R)
• M7: 2,068,639 km (0.084 R)
• M8: 3,084,409 km (0.069 R)
• M9: 3,422,650 km (0.085 R)
• M10: 4,358,384 km (0.045 R)
• M11: 4,946,454 km (0.064 R)
• M12: 5,153,647 km (0.117 R)
• M13: 6,771,398 km (0.063 R)
• M14: 9,693,044 km (0.034 R)
• M15: 10,417,996 km (0.103 R)
• M16: 10,759,228 km (0.058 R)
• M17: 12,965,049 km (0.104 R)
• M18: 17,856,451 km (0.075 R)
• M19: 19,145,535 km (0.084 R)
• M20: 19,451,613 km (0.094 R)
• M21: 20,389,442 km (0.081 R)
• M22: 21,686,156 km (0.107 R)
• M23: 25,411,442 km (0.092 R)
• M24: 33,504,388 km (0.036 R)
• M25: 44,393,916 km (0.118 R)
• M26: 62,200,251 km (0.081 R)
• M27: 68,654,652 km (0.052 R)
• M28: 71,063,925 km (0.107 R)
• M29: 74,530,557 km (0.097 R)
• M30: 78,108,339 km (0.039 R)
• M31: 80,732,735 km (0.099 R)
• M32: 84,231,679 km (0.1 R)
• M33: 90,954,309 km (0.06 R)
• M34: 101,077,148 km (0.03 R)
• M35: 102,004,804 km (0.106 R)
• M36: 103,877,021 km (0.12 R)
• M37: 104,191,327 km (0.103 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 13,083 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit