🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.63 AU - 0.65 AU

Year: 326 Days

Day: 45.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,131,143 km

• M1: 176,675 km (0.098 R)

Asteroid Belt

Center: 1.32 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.7

Radius: 13.1

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.7 AU - 2.3 AU

Year: 1798 Days

Day: 12.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,131,143 km

• M1: 163,062 km (0.03 R)
• M2: 587,321 km (0.085 R)
• M3: 1,149,061 km (0.097 R)
• M4: 1,581,100 km (0.117 R)
• M5: 2,146,879 km (0.111 R)
• M6: 2,831,888 km (0.102 R)
• M7: 3,608,001 km (0.089 R)
• M8: 4,501,998 km (0.044 R)
• M9: 6,077,413 km (0.056 R)
• M10: 6,832,584 km (0.043 R)
• M11: 8,714,824 km (0.038 R)
• M12: 9,251,132 km (0.108 R)
• M13: 10,355,314 km (0.105 R)
• M14: 11,545,365 km (0.066 R)
• M15: 13,271,725 km (0.102 R)
• M16: 13,897,792 km (0.082 R)
• M17: 14,631,121 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.1

Radius: 8.2

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.89 AU - 2.17 AU

Year: 1839 Days

Day: 10.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 125.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 91,131,143 km

• M1: 102,026 km (0.106 R)
• M2: 381,026 km (0.086 R)
• M3: 636,389 km (0.12 R)
• M4: 1,183,768 km (0.068 R)
• M5: 1,465,012 km (0.1 R)
• M6: 1,929,364 km (0.086 R)
• M7: 2,227,811 km (0.088 R)
• M8: 2,956,952 km (0.054 R)
• M9: 3,700,752 km (0.083 R)
• M10: 4,245,887 km (0.114 R)
• M11: 4,512,470 km (0.026 R)
• M12: 5,228,446 km (0.106 R)
• M13: 5,874,110 km (0.111 R)
• M14: 6,462,927 km (0.077 R)
• M15: 9,052,766 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.9

Radius: 15

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.19 AU - 2.75 AU

Year: 2468 Days

Day: 14 Hours

Environment

Temp: -198 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 91,131,143 km

• M1: 186,549 km (0.117 R)
• M2: 1,112,260 km (0.077 R)
• M3: 2,614,971 km (0.077 R)
• M4: 4,623,621 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.3

Radius: 13.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.36 AU - 2.58 AU

Year: 2468 Days

Day: 12.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,131,143 km

• M1: 172,935 km (0.114 R)
• M2: 819,796 km (0.114 R)
• M3: 1,380,190 km (0.099 R)
• M4: 1,968,558 km (0.104 R)
• M5: 2,840,415 km (0.081 R)
• M6: 3,956,714 km (0.089 R)
• M7: 4,851,758 km (0.095 R)
• M8: 5,828,183 km (0.061 R)
• M9: 6,311,235 km (0.113 R)
• M10: 7,128,638 km (0.1 R)
• M11: 9,551,824 km (0.095 R)
• M12: 10,481,874 km (0.12 R)
• M13: 10,931,116 km (0.06 R)
• M14: 11,828,255 km (0.087 R)
• M15: 15,192,412 km (0.108 R)
• M16: 16,062,323 km (0.032 R)
• M17: 17,222,156 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.9

Radius: 12.9

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.59 AU - 5.17 AU

Year: 5828 Days

Day: 7.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,131,143 km

• M1: 359,932 km (0.096 R)
• M2: 880,234 km (0.045 R)
• M3: 2,493,198 km (0.055 R)
• M4: 3,405,895 km (0.09 R)
• M5: 5,608,424 km (0.071 R)
• M6: 6,014,433 km (0.098 R)
• M7: 8,756,412 km (0.069 R)
• M8: 10,470,953 km (0.118 R)
• M9: 12,037,093 km (0.101 R)
• M10: 12,610,053 km (0.109 R)
• M11: 14,671,811 km (0.056 R)
• M12: 18,003,954 km (0.061 R)
• M13: 21,582,036 km (0.107 R)
• M14: 22,663,180 km (0.072 R)
• M15: 23,537,729 km (0.081 R)
• M16: 24,105,902 km (0.089 R)
• M17: 29,451,632 km (0.114 R)
• M18: 30,781,407 km (0.116 R)
• M19: 31,952,759 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.5

Radius: 7.6

Gravity: 13.77 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.34 AU - 9 AU

Year: 13506 Days

Day: 21.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 91,131,143 km

• M1: 96,341 km (0.099 R)
• M2: 522,845 km (0.111 R)
• M3: 912,697 km (0.112 R)
• M4: 1,238,371 km (0.084 R)
• M5: 1,997,431 km (0.115 R)
• M6: 2,405,384 km (0.101 R)
• M7: 2,684,983 km (0.116 R)
• M8: 3,182,695 km (0.107 R)
• M9: 3,853,940 km (0.104 R)
• M10: 4,746,740 km (0.05 R)
• M11: 5,259,412 km (0.108 R)
• M12: 5,770,588 km (0.055 R)
• M13: 6,476,092 km (0.112 R)
• M14: 7,281,676 km (0.075 R)
• M15: 8,010,517 km (0.058 R)
• M16: 9,193,687 km (0.092 R)
• M17: 10,320,907 km (0.087 R)
• M18: 11,298,828 km (0.03 R)
• M19: 12,025,275 km (0.069 R)
• M20: 13,504,349 km (0.089 R)
• M21: 15,537,085 km (0.05 R)
• M22: 16,819,289 km (0.072 R)
• M23: 17,446,403 km (0.079 R)
• M24: 19,592,384 km (0.06 R)
• M25: 20,817,890 km (0.096 R)
• M26: 22,845,839 km (0.1 R)
• M27: 27,937,552 km (0.118 R)
• M28: 32,039,376 km (0.096 R)
• M29: 32,278,433 km (0.064 R)
• M30: 34,358,143 km (0.083 R)
• M31: 39,190,154 km (0.032 R)
• M32: 39,876,060 km (0.115 R)
• M33: 40,849,643 km (0.049 R)
• M34: 49,375,675 km (0.093 R)
• M35: 51,147,063 km (0.093 R)
• M36: 51,473,635 km (0.102 R)
• M37: 58,478,556 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.4

Radius: 6.4

Gravity: 21.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.62 AU - 11.46 AU

Year: 23323 Days

Day: 21.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,131,143 km

• M1: 118,033 km (0.084 R)
• M2: 637,586 km (0.065 R)
• M3: 947,104 km (0.047 R)
• M4: 1,435,092 km (0.108 R)
• M5: 1,851,872 km (0.076 R)
• M6: 2,925,536 km (0.118 R)
• M7: 4,617,189 km (0.084 R)
• M8: 6,873,723 km (0.096 R)
• M9: 7,888,745 km (0.113 R)
• M10: 9,000,107 km (0.065 R)
• M11: 10,339,158 km (0.055 R)
• M12: 13,711,991 km (0.117 R)
• M13: 16,155,523 km (0.1 R)
• M14: 25,432,386 km (0.105 R)
• M15: 26,855,959 km (0.087 R)
• M16: 29,089,755 km (0.096 R)
• M17: 46,873,052 km (0.1 R)
• M18: 47,754,782 km (0.048 R)
• M19: 48,289,145 km (0.105 R)
• M20: 55,996,577 km (0.103 R)
• M21: 60,244,259 km (0.053 R)
• M22: 77,652,964 km (0.116 R)
• M23: 78,144,841 km (0.077 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: 356 - 16,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit