🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.52 AU - 0.62 AU

Year: 282 Days

Day: 31.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.2

Radius: 9

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.33 AU - 2.85 AU

Year: 2734 Days

Day: 10.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,945,780 km

• M1: 113,395 km (0.1 R)
• M2: 397,482 km (0.065 R)
• M3: 721,361 km (0.089 R)
• M4: 1,168,210 km (0.111 R)
• M5: 1,466,358 km (0.116 R)
• M6: 1,759,421 km (0.094 R)
• M7: 2,247,259 km (0.091 R)
• M8: 3,602,915 km (0.098 R)
• M9: 4,672,091 km (0.097 R)
• M10: 5,340,195 km (0.045 R)
• M11: 5,888,322 km (0.083 R)
• M12: 6,723,826 km (0.071 R)
• M13: 7,514,151 km (0.086 R)
• M14: 8,729,634 km (0.117 R)
• M15: 9,705,611 km (0.097 R)
• M16: 10,220,078 km (0.085 R)
• M17: 11,223,730 km (0.099 R)
• M18: 11,956,161 km (0.109 R)
• M19: 12,249,522 km (0.104 R)
• M20: 13,158,330 km (0.11 R)
• M21: 13,972,591 km (0.104 R)
• M22: 14,392,063 km (0.08 R)
• M23: 16,930,141 km (0.116 R)
• M24: 17,621,881 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.9

Radius: 13.9

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.39 AU - 3.59 AU

Year: 3392 Days

Day: 11.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,945,780 km

• M1: 173,384 km (0.095 R)
• M2: 630,256 km (0.09 R)
• M3: 1,349,971 km (0.099 R)
• M4: 1,903,483 km (0.114 R)
• M5: 3,832,249 km (0.093 R)
• M6: 4,269,822 km (0.111 R)
• M7: 5,337,502 km (0.06 R)
• M8: 7,229,766 km (0.025 R)
• M9: 8,365,812 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.1

Radius: 9.5

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.06 AU - 4.14 AU

Year: 5446 Days

Day: 8.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,945,780 km

• M1: 198,217 km (0.051 R)
• M2: 1,203,365 km (0.027 R)
• M3: 1,502,112 km (0.074 R)
• M4: 2,793,740 km (0.089 R)
• M5: 6,060,210 km (0.096 R)
• M6: 7,133,126 km (0.111 R)
• M7: 11,352,534 km (0.025 R)
• M8: 14,505,608 km (0.077 R)
• M9: 16,728,483 km (0.083 R)
• M10: 17,209,589 km (0.071 R)
• M11: 19,285,410 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917

Radius: 12.4

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.45 AU - 4.47 AU

Year: 6179 Days

Day: 12.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,945,780 km

• M1: 155,881 km (0.118 R)
• M2: 577,448 km (0.072 R)
• M3: 1,028,485 km (0.112 R)
• M4: 1,501,065 km (0.119 R)
• M5: 1,979,928 km (0.116 R)
• M6: 2,453,405 km (0.049 R)
• M7: 3,383,455 km (0.075 R)
• M8: 4,219,109 km (0.085 R)
• M9: 5,040,850 km (0.026 R)
• M10: 6,131,269 km (0.1 R)
• M11: 6,750,155 km (0.103 R)
• M12: 8,690,739 km (0.066 R)
• M13: 9,517,716 km (0.089 R)
• M14: 10,113,265 km (0.086 R)
• M15: 11,328,448 km (0.105 R)
• M16: 11,945,390 km (0.083 R)
• M17: 15,063,907 km (0.116 R)
• M18: 15,747,121 km (0.116 R)
• M19: 16,450,979 km (0.052 R)
• M20: 21,586,973 km (0.093 R)
• M21: 23,760,929 km (0.065 R)
• M22: 24,601,968 km (0.112 R)
• M23: 25,812,514 km (0.095 R)
• M24: 26,611,516 km (0.1 R)
• M25: 28,634,080 km (0.088 R)
• M26: 29,682,910 km (0.03 R)
• M27: 31,554,679 km (0.116 R)
• M28: 32,673,521 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.6

Radius: 10.8

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.85 AU - 6.01 AU

Year: 7181 Days

Day: 5.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,945,780 km

• M1: 134,339 km (0.115 R)
• M2: 504,594 km (0.109 R)
• M3: 1,021,454 km (0.095 R)
• M4: 1,908,570 km (0.075 R)
• M5: 2,591,185 km (0.068 R)
• M6: 3,160,853 km (0.111 R)
• M7: 5,196,731 km (0.086 R)
• M8: 5,769,242 km (0.1 R)
• M9: 7,662,403 km (0.055 R)
• M10: 8,152,336 km (0.076 R)
• M11: 8,794,111 km (0.065 R)
• M12: 14,450,706 km (0.115 R)
• M13: 16,505,283 km (0.108 R)
• M14: 20,713,172 km (0.079 R)
• M15: 24,784,777 km (0.102 R)
• M16: 25,317,495 km (0.11 R)
• M17: 39,780,467 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.4

Radius: 13.9

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.6 AU - 6.72 AU

Year: 8834 Days

Day: 10.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,945,780 km

• M1: 172,935 km (0.095 R)
• M2: 713,283 km (0.067 R)
• M3: 1,155,344 km (0.049 R)
• M4: 1,925,923 km (0.111 R)
• M5: 2,686,628 km (0.099 R)
• M6: 3,888,797 km (0.093 R)
• M7: 4,420,019 km (0.102 R)
• M8: 5,394,499 km (0.113 R)
• M9: 6,607,289 km (0.118 R)
• M10: 7,119,512 km (0.095 R)
• M11: 9,187,703 km (0.071 R)
• M12: 12,126,254 km (0.097 R)
• M13: 12,687,994 km (0.062 R)
• M14: 14,706,518 km (0.115 R)
• M15: 16,125,454 km (0.099 R)
• M16: 20,568,660 km (0.071 R)
• M17: 31,497,233 km (0.09 R)
• M18: 33,150,589 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.6

Radius: 5.5

Gravity: 14.53 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.24 AU - 8.4 AU

Year: 14346 Days

Day: 18.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,945,780 km

• M1: 71,807 km (0.062 R)
• M2: 291,716 km (0.075 R)
• M3: 463,903 km (0.106 R)
• M4: 715,826 km (0.049 R)
• M5: 1,246,300 km (0.12 R)
• M6: 1,458,280 km (0.098 R)
• M7: 2,225,119 km (0.046 R)
• M8: 3,661,857 km (0.106 R)
• M9: 4,071,904 km (0.11 R)
• M10: 5,315,212 km (0.09 R)
• M11: 6,209,808 km (0.039 R)
• M12: 6,633,618 km (0.071 R)
• M13: 7,076,428 km (0.034 R)
• M14: 7,843,416 km (0.063 R)
• M15: 8,477,263 km (0.046 R)
• M16: 10,369,077 km (0.096 R)
• M17: 10,855,270 km (0.103 R)
• M18: 12,707,292 km (0.045 R)
• M19: 15,168,177 km (0.055 R)
• M20: 16,510,070 km (0.079 R)
• M21: 17,172,639 km (0.048 R)
• M22: 20,000,487 km (0.043 R)
• M23: 21,785,639 km (0.095 R)
• M24: 22,225,905 km (0.075 R)
• M25: 23,306,600 km (0.075 R)
• M26: 23,674,461 km (0.078 R)
• M27: 24,046,212 km (0.057 R)
• M28: 28,710,375 km (0.098 R)
• M29: 29,346,016 km (0.074 R)
• M30: 37,974,971 km (0.048 R)
• M31: 42,587,522 km (0.037 R)
• M32: 47,855,312 km (0.089 R)
• M33: 52,275,330 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.9

Radius: 6.5

Gravity: 18.53 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.31 AU - 11.55 AU

Year: 20527 Days

Day: 16.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,945,780 km

• M1: 80,783 km (0.111 R)
• M2: 718,070 km (0.08 R)
• M3: 1,329,177 km (0.106 R)
• M4: 1,799,513 km (0.114 R)
• M5: 2,135,809 km (0.063 R)
• M6: 2,656,858 km (0.097 R)
• M7: 2,934,362 km (0.079 R)
• M8: 3,287,264 km (0.104 R)
• M9: 3,698,658 km (0.085 R)
• M10: 4,623,921 km (0.106 R)
• M11: 5,217,525 km (0.119 R)
• M12: 5,818,908 km (0.097 R)
• M13: 6,201,281 km (0.054 R)
• M14: 7,206,728 km (0.118 R)
• M15: 7,449,675 km (0.083 R)
• M16: 11,385,595 km (0.11 R)
• M17: 12,814,105 km (0.112 R)
• M18: 14,358,254 km (0.114 R)
• M19: 15,056,427 km (0.112 R)
• M20: 15,615,026 km (0.12 R)
• M21: 16,022,381 km (0.037 R)
• M22: 17,987,947 km (0.103 R)
• M23: 18,526,051 km (0.064 R)
• M24: 18,890,770 km (0.052 R)
• M25: 20,397,370 km (0.057 R)
• M26: 21,779,804 km (0.114 R)
• M27: 23,861,608 km (0.036 R)
• M28: 29,268,524 km (0.07 R)
• M29: 37,142,309 km (0.07 R)
• M30: 38,751,384 km (0.08 R)
• M31: 39,799,167 km (0.075 R)
• M32: 41,328,656 km (0.06 R)
• M33: 42,107,911 km (0.077 R)
• M34: 43,055,763 km (0.113 R)
• M35: 60,617,356 km (0.083 R)
• M36: 64,289,386 km (0.106 R)
• M37: 65,545,709 km (0.097 R)
• M38: 74,570,948 km (0.107 R)
• M39: 74,800,880 km (0.1 R)
• M40: 79,979,210 km (0.068 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: 349 - 14,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit