🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.41 AU - 4.93 AU

Year: 3095 Days

Day: 21.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,439,434 km

• M1: 21,991 km (0.111 R)

Asteroid Belt

Center: 4.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.2

Radius: 9.7

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.11 AU - 6.77 AU

Year: 4611 Days

Day: 13 Hours

Environment

Temp: -146 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,439,434 km

• M1: 120,576 km (0.096 R)
• M2: 1,370,915 km (0.112 R)
• M3: 2,351,230 km (0.041 R)
• M4: 2,724,028 km (0.085 R)
• M5: 3,215,756 km (0.073 R)
• M6: 3,525,723 km (0.07 R)
• M7: 4,087,313 km (0.035 R)
• M8: 4,502,298 km (0.1 R)
• M9: 5,919,139 km (0.119 R)
• M10: 6,355,366 km (0.072 R)
• M11: 6,779,626 km (0.077 R)
• M12: 7,831,149 km (0.089 R)
• M13: 8,396,031 km (0.057 R)
• M14: 8,867,264 km (0.109 R)
• M15: 9,649,511 km (0.065 R)
• M16: 10,885,190 km (0.119 R)
• M17: 11,781,730 km (0.106 R)
• M18: 12,829,065 km (0.099 R)
• M19: 14,823,803 km (0.063 R)
• M20: 15,806,361 km (0.057 R)
• M21: 16,223,291 km (0.094 R)
• M22: 16,586,514 km (0.051 R)
• M23: 24,246,972 km (0.09 R)
• M24: 26,102,136 km (0.036 R)
• M25: 26,517,569 km (0.072 R)
• M26: 26,853,117 km (0.104 R)
• M27: 30,366,273 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.5

Radius: 9.6

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.49 AU - 7.25 AU

Year: 5169 Days

Day: 7.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,439,434 km

• M1: 119,379 km (0.051 R)
• M2: 574,306 km (0.065 R)
• M3: 885,320 km (0.104 R)
• M4: 1,734,737 km (0.048 R)
• M5: 2,055,176 km (0.072 R)
• M6: 2,800,173 km (0.103 R)
• M7: 3,264,674 km (0.079 R)
• M8: 3,955,966 km (0.059 R)
• M9: 4,517,706 km (0.11 R)
• M10: 5,131,656 km (0.056 R)
• M11: 5,486,951 km (0.111 R)
• M12: 7,621,264 km (0.119 R)
• M13: 7,976,259 km (0.114 R)
• M14: 8,416,675 km (0.1 R)
• M15: 9,346,426 km (0.083 R)
• M16: 10,172,206 km (0.12 R)
• M17: 10,956,398 km (0.106 R)
• M18: 12,546,773 km (0.118 R)
• M19: 13,346,075 km (0.059 R)
• M20: 14,554,227 km (0.08 R)
• M21: 15,046,255 km (0.03 R)
• M22: 17,066,125 km (0.088 R)
• M23: 20,459,005 km (0.103 R)
• M24: 21,285,383 km (0.096 R)
• M25: 22,931,110 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.6

Radius: 8

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.92 AU - 7.56 AU

Year: 6359 Days

Day: 7.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,439,434 km

• M1: 99,483 km (0.103 R)
• M2: 403,615 km (0.064 R)
• M3: 1,068,278 km (0.035 R)
• M4: 1,459,776 km (0.118 R)
• M5: 2,154,209 km (0.063 R)
• M6: 2,480,632 km (0.105 R)
• M7: 2,783,867 km (0.11 R)
• M8: 3,152,177 km (0.087 R)
• M9: 3,444,042 km (0.097 R)
• M10: 3,892,387 km (0.102 R)
• M11: 4,716,821 km (0.09 R)
• M12: 5,270,333 km (0.041 R)
• M13: 5,713,442 km (0.078 R)
• M14: 6,149,071 km (0.108 R)
• M15: 7,335,382 km (0.069 R)
• M16: 7,626,799 km (0.117 R)
• M17: 10,887,284 km (0.079 R)
• M18: 14,064,444 km (0.096 R)
• M19: 14,344,790 km (0.054 R)
• M20: 15,743,082 km (0.082 R)
• M21: 16,537,446 km (0.098 R)
• M22: 19,983,134 km (0.117 R)
• M23: 27,114,464 km (0.111 R)
• M24: 31,866,291 km (0.071 R)
• M25: 32,741,439 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.3

Radius: 10.8

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.36 AU - 7.46 AU

Year: 6602 Days

Day: 7.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,439,434 km

• M1: 135,984 km (0.113 R)
• M2: 496,665 km (0.077 R)
• M3: 903,422 km (0.113 R)
• M4: 1,346,680 km (0.118 R)
• M5: 1,733,690 km (0.057 R)
• M6: 2,150,320 km (0.069 R)
• M7: 2,531,346 km (0.107 R)
• M8: 3,090,842 km (0.09 R)
• M9: 4,334,748 km (0.116 R)
• M10: 5,138,238 km (0.041 R)
• M11: 6,255,285 km (0.062 R)
• M12: 6,972,158 km (0.056 R)
• M13: 7,491,712 km (0.103 R)
• M14: 8,530,669 km (0.115 R)
• M15: 9,537,313 km (0.106 R)
• M16: 10,756,536 km (0.105 R)
• M17: 11,498,541 km (0.116 R)
• M18: 11,882,110 km (0.058 R)
• M19: 12,473,470 km (0.058 R)
• M20: 14,755,137 km (0.048 R)
• M21: 15,323,310 km (0.115 R)
• M22: 15,905,844 km (0.025 R)
• M23: 18,450,504 km (0.1 R)
• M24: 20,616,531 km (0.094 R)
• M25: 27,523,764 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.6

Radius: 14.3

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.37 AU - 9.25 AU

Year: 7932 Days

Day: 11.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,439,434 km

• M1: 186,249 km (0.092 R)
• M2: 645,515 km (0.097 R)
• M3: 1,282,503 km (0.084 R)
• M4: 1,763,460 km (0.109 R)
• M5: 2,728,964 km (0.102 R)
• M6: 3,308,955 km (0.09 R)
• M7: 4,237,958 km (0.062 R)
• M8: 5,967,459 km (0.04 R)
• M9: 6,538,773 km (0.09 R)
• M10: 7,791,955 km (0.049 R)
• M11: 8,653,190 km (0.084 R)
• M12: 9,964,565 km (0.059 R)
• M13: 10,823,256 km (0.1 R)
• M14: 12,458,361 km (0.085 R)
• M15: 13,515,420 km (0.092 R)
• M16: 14,378,300 km (0.085 R)
• M17: 15,146,784 km (0.045 R)
• M18: 15,674,416 km (0.088 R)
• M19: 16,976,516 km (0.071 R)
• M20: 17,617,992 km (0.092 R)
• M21: 18,127,971 km (0.095 R)
• M22: 19,025,408 km (0.105 R)
• M23: 20,426,692 km (0.118 R)
• M24: 21,480,758 km (0.098 R)
• M25: 24,230,068 km (0.111 R)
• M26: 25,969,293 km (0.064 R)
• M27: 29,900,575 km (0.105 R)
• M28: 31,047,692 km (0.119 R)
• M29: 33,652,041 km (0.119 R)
• M30: 35,351,922 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.9

Radius: 14.8

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.22 AU - 10.28 AU

Year: 9407 Days

Day: 6.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,439,434 km

• M1: 184,005 km (0.075 R)
• M2: 669,600 km (0.104 R)
• M3: 1,268,291 km (0.084 R)
• M4: 1,970,952 km (0.115 R)
• M5: 2,558,572 km (0.032 R)
• M6: 3,486,977 km (0.107 R)
• M7: 4,017,750 km (0.118 R)
• M8: 5,274,522 km (0.114 R)
• M9: 6,387,530 km (0.076 R)
• M10: 7,037,533 km (0.045 R)
• M11: 7,612,587 km (0.062 R)
• M12: 13,642,727 km (0.114 R)
• M13: 14,116,205 km (0.115 R)
• M14: 15,412,021 km (0.119 R)
• M15: 18,597,708 km (0.072 R)
• M16: 19,625,894 km (0.086 R)
• M17: 20,383,308 km (0.113 R)
• M18: 22,525,999 km (0.039 R)
• M19: 23,021,766 km (0.092 R)
• M20: 26,884,084 km (0.099 R)
• M21: 27,818,622 km (0.104 R)
• M22: 31,568,591 km (0.094 R)
• M23: 38,743,605 km (0.104 R)
• M24: 39,217,680 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.6

Radius: 10.7

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.6 AU - 10.94 AU

Year: 12846 Days

Day: 9 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,439,434 km

• M1: 133,142 km (0.065 R)
• M2: 812,316 km (0.078 R)
• M3: 3,652,731 km (0.113 R)
• M4: 8,447,792 km (0.11 R)
• M5: 13,202,760 km (0.065 R)
• M6: 21,648,308 km (0.109 R)
• M7: 25,171,637 km (0.114 R)
• M8: 30,141,129 km (0.057 R)
• M9: 31,760,974 km (0.044 R)
• M10: 32,907,792 km (0.058 R)
• M11: 35,951,360 km (0.105 R)
• M12: 38,236,917 km (0.095 R)
• M13: 38,588,023 km (0.043 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.9

Radius: 11.4

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 12.22 AU - 12.74 AU

Year: 16023 Days

Day: 8.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,439,434 km

• M1: 142,118 km (0.074 R)
• M2: 509,680 km (0.105 R)
• M3: 1,044,492 km (0.114 R)
• M4: 1,596,658 km (0.087 R)
• M5: 2,074,324 km (0.058 R)
• M6: 3,349,048 km (0.089 R)
• M7: 4,235,565 km (0.089 R)
• M8: 4,699,767 km (0.111 R)
• M9: 5,460,023 km (0.093 R)
• M10: 5,970,451 km (0.071 R)
• M11: 7,364,105 km (0.059 R)
• M12: 7,939,159 km (0.117 R)
• M13: 8,752,074 km (0.102 R)
• M14: 10,132,413 km (0.071 R)
• M15: 13,958,080 km (0.113 R)
• M16: 14,541,811 km (0.105 R)
• M17: 18,392,310 km (0.109 R)
• M18: 20,832,700 km (0.045 R)
• M19: 22,774,331 km (0.12 R)
• M20: 26,568,432 km (0.041 R)
• M21: 27,806,953 km (0.097 R)
• M22: 36,194,906 km (0.063 R)
• M23: 47,914,403 km (0.063 R)
• M24: 50,937,776 km (0.115 R)
• M25: 51,453,739 km (0.119 R)
• M26: 67,357,937 km (0.078 R)
• M27: 68,187,757 km (0.108 R)
• M28: 72,222,710 km (0.11 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 11,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit