🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.49 AU - 2.21 AU

Year: 919 Days

Day: 39.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.4 AU - 2.96 AU

Year: 1602 Days

Day: 15.7 Hours

Environment

Temp: -100 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.72 AU - 5.42 AU

Year: 3568 Days

Day: 22.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.7

Radius: 12.2

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.23 AU - 5.55 AU

Year: 3950 Days

Day: 10.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,706,664 km

• M1: 151,991 km (0.071 R)
• M2: 532,868 km (0.046 R)
• M3: 1,113,008 km (0.11 R)
• M4: 2,299,170 km (0.104 R)
• M5: 3,063,764 km (0.077 R)
• M6: 3,791,708 km (0.102 R)
• M7: 4,197,267 km (0.117 R)
• M8: 4,814,209 km (0.058 R)
• M9: 5,315,960 km (0.104 R)
• M10: 6,202,328 km (0.056 R)
• M11: 8,168,642 km (0.091 R)
• M12: 10,638,952 km (0.051 R)
• M13: 15,680,849 km (0.056 R)
• M14: 20,541,882 km (0.096 R)

Asteroid Belt

Center: 5.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 12.6

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.13 AU - 6.33 AU

Year: 5010 Days

Day: 6.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,706,664 km

• M1: 157,826 km (0.085 R)
• M2: 587,920 km (0.112 R)
• M3: 2,021,366 km (0.114 R)
• M4: 2,508,607 km (0.062 R)
• M5: 3,074,087 km (0.067 R)
• M6: 3,905,103 km (0.084 R)
• M7: 4,418,373 km (0.102 R)
• M8: 5,148,261 km (0.05 R)
• M9: 5,634,305 km (0.067 R)
• M10: 6,551,639 km (0.097 R)
• M11: 9,410,753 km (0.082 R)
• M12: 10,179,387 km (0.119 R)
• M13: 12,738,408 km (0.094 R)
• M14: 13,392,301 km (0.087 R)
• M15: 13,921,578 km (0.041 R)
• M16: 15,805,464 km (0.11 R)
• M17: 16,396,974 km (0.089 R)
• M18: 20,895,382 km (0.118 R)
• M19: 21,477,318 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.8

Radius: 10.1

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.86 AU - 6.74 AU

Year: 5776 Days

Day: 8.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,706,664 km

• M1: 157,227 km (0.088 R)
• M2: 511,326 km (0.113 R)
• M3: 1,084,285 km (0.082 R)
• M4: 1,782,309 km (0.114 R)
• M5: 2,231,851 km (0.118 R)
• M6: 9,191,892 km (0.098 R)
• M7: 10,706,720 km (0.037 R)
• M8: 11,392,027 km (0.086 R)
• M9: 11,834,837 km (0.087 R)
• M10: 14,634,412 km (0.118 R)
• M11: 15,694,462 km (0.039 R)
• M12: 17,553,964 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.8

Radius: 8.4

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.53 AU - 7.61 AU

Year: 6866 Days

Day: 13.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,706,664 km

• M1: 104,569 km (0.066 R)
• M2: 371,302 km (0.072 R)
• M3: 679,474 km (0.102 R)
• M4: 988,393 km (0.091 R)
• M5: 1,329,476 km (0.119 R)
• M6: 2,024,358 km (0.093 R)
• M7: 2,614,971 km (0.116 R)
• M8: 3,679,060 km (0.119 R)
• M9: 4,655,336 km (0.079 R)
• M10: 6,537,726 km (0.075 R)
• M11: 7,176,210 km (0.04 R)
• M12: 7,961,299 km (0.103 R)
• M13: 9,461,317 km (0.07 R)
• M14: 10,362,345 km (0.038 R)
• M15: 11,590,245 km (0.101 R)
• M16: 12,477,061 km (0.1 R)
• M17: 13,968,103 km (0.029 R)
• M18: 15,685,786 km (0.057 R)
• M19: 16,250,368 km (0.075 R)
• M20: 19,022,865 km (0.109 R)
• M21: 21,059,939 km (0.05 R)
• M22: 26,581,746 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.5

Radius: 13

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.91 AU - 11.09 AU

Year: 13325 Days

Day: 8.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,706,664 km

• M1: 172,187 km (0.117 R)
• M2: 629,957 km (0.036 R)
• M3: 1,050,027 km (0.045 R)
• M4: 2,069,537 km (0.091 R)
• M5: 3,242,833 km (0.06 R)
• M6: 3,990,673 km (0.106 R)
• M7: 6,620,155 km (0.066 R)
• M8: 7,607,949 km (0.098 R)
• M9: 10,614,418 km (0.108 R)
• M10: 12,991,528 km (0.059 R)
• M11: 13,430,298 km (0.061 R)
• M12: 15,354,725 km (0.087 R)
• M13: 16,274,453 km (0.101 R)
• M14: 16,784,881 km (0.043 R)
• M15: 17,305,781 km (0.106 R)
• M16: 20,831,653 km (0.118 R)
• M17: 23,309,592 km (0.065 R)
• M18: 24,715,064 km (0.078 R)
• M19: 25,978,119 km (0.118 R)
• M20: 34,595,106 km (0.06 R)
• M21: 45,229,121 km (0.06 R)
• M22: 45,660,262 km (0.06 R)
• M23: 48,005,508 km (0.066 R)
• M24: 48,754,694 km (0.102 R)
• M25: 49,207,826 km (0.091 R)
• M26: 49,663,800 km (0.11 R)
• M27: 53,254,149 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.5

Radius: 14.3

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 11.75 AU - 12.21 AU

Year: 15145 Days

Day: 9.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,706,664 km

• M1: 226,192 km (0.079 R)
• M2: 685,906 km (0.095 R)
• M3: 1,137,093 km (0.109 R)
• M4: 1,682,228 km (0.076 R)
• M5: 2,141,344 km (0.066 R)
• M6: 3,348,599 km (0.066 R)
• M7: 4,369,305 km (0.116 R)
• M8: 4,900,976 km (0.105 R)
• M9: 6,339,659 km (0.082 R)
• M10: 7,522,230 km (0.072 R)
• M11: 8,044,326 km (0.118 R)
• M12: 8,489,530 km (0.099 R)
• M13: 9,108,715 km (0.066 R)
• M14: 17,394,941 km (0.118 R)
• M15: 18,396,050 km (0.118 R)
• M16: 22,300,854 km (0.036 R)
• M17: 24,808,862 km (0.081 R)
• M18: 29,553,508 km (0.103 R)
• M19: 32,823,568 km (0.095 R)
• M20: 33,965,149 km (0.068 R)
• M21: 39,788,097 km (0.101 R)
• M22: 49,968,980 km (0.103 R)
• M23: 52,331,579 km (0.086 R)
• M24: 54,767,780 km (0.054 R)
• M25: 55,299,451 km (0.085 R)
• M26: 57,826,459 km (0.116 R)
• M27: 58,747,383 km (0.08 R)
• M28: 64,086,082 km (0.063 R)
• M29: 65,668,828 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 16,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit