🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.6

Radius: 12.1

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.04 AU - 1.1 AU

Year: 764 Days

Day: 13 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,554,102 km

• M1: 151,094 km (0.047 R)
• M2: 619,186 km (0.049 R)
• M3: 1,073,664 km (0.05 R)
• M4: 1,519,914 km (0.082 R)
• M5: 2,048,444 km (0.077 R)
• M6: 2,780,426 km (0.096 R)
• M7: 4,395,784 km (0.085 R)
• M8: 4,917,731 km (0.05 R)
• M9: 5,315,811 km (0.115 R)
• M10: 5,787,044 km (0.047 R)
• M11: 6,176,896 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.3

Radius: 14.1

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.39 AU - 1.83 AU

Year: 1410 Days

Day: 12.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,554,102 km

• M1: 175,478 km (0.059 R)
• M2: 797,207 km (0.045 R)
• M3: 1,242,410 km (0.072 R)
• M4: 2,152,414 km (0.082 R)
• M5: 2,873,326 km (0.103 R)
• M6: 3,377,172 km (0.114 R)
• M7: 3,939,959 km (0.094 R)
• M8: 4,412,389 km (0.042 R)
• M9: 5,385,075 km (0.093 R)
• M10: 6,695,851 km (0.082 R)
• M11: 7,292,148 km (0.101 R)
• M12: 8,296,848 km (0.072 R)
• M13: 9,328,474 km (0.091 R)
• M14: 9,810,180 km (0.109 R)
• M15: 10,478,284 km (0.12 R)
• M16: 12,396,428 km (0.075 R)
• M17: 12,900,722 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.2

Radius: 11.5

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.61 AU - 2.05 AU

Year: 1709 Days

Day: 6.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,554,102 km

• M1: 143,016 km (0.07 R)
• M2: 596,746 km (0.047 R)
• M3: 984,653 km (0.087 R)
• M4: 1,651,860 km (0.116 R)
• M5: 2,036,326 km (0.073 R)
• M6: 3,086,503 km (0.08 R)
• M7: 3,901,812 km (0.104 R)
• M8: 4,485,243 km (0.101 R)
• M9: 4,950,792 km (0.044 R)
• M10: 5,325,983 km (0.057 R)
• M11: 6,111,821 km (0.073 R)
• M12: 6,709,016 km (0.107 R)
• M13: 7,071,043 km (0.077 R)
• M14: 7,913,727 km (0.043 R)
• M15: 9,405,817 km (0.064 R)
• M16: 10,046,245 km (0.049 R)
• M17: 10,715,396 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.1

Radius: 10

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.59 AU - 6.11 AU

Year: 8542 Days

Day: 11.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,554,102 km

• M1: 124,316 km (0.107 R)
• M2: 652,546 km (0.108 R)
• M3: 1,376,450 km (0.066 R)
• M4: 1,876,107 km (0.091 R)
• M5: 2,291,690 km (0.094 R)
• M6: 2,747,814 km (0.043 R)
• M7: 3,129,139 km (0.055 R)
• M8: 3,450,026 km (0.074 R)
• M9: 4,322,630 km (0.11 R)
• M10: 4,931,195 km (0.059 R)
• M11: 6,427,323 km (0.071 R)
• M12: 7,993,463 km (0.081 R)
• M13: 9,277,910 km (0.106 R)
• M14: 9,703,217 km (0.109 R)
• M15: 10,593,025 km (0.077 R)
• M16: 11,268,759 km (0.057 R)
• M17: 12,083,918 km (0.089 R)
• M18: 13,172,242 km (0.113 R)
• M19: 14,449,808 km (0.092 R)
• M20: 15,215,899 km (0.09 R)
• M21: 16,484,040 km (0.084 R)
• M22: 16,829,162 km (0.11 R)
• M23: 18,331,723 km (0.077 R)
• M24: 19,077,768 km (0.079 R)
• M25: 20,551,007 km (0.094 R)
• M26: 21,766,640 km (0.09 R)
• M27: 22,603,191 km (0.059 R)
• M28: 23,029,545 km (0.119 R)
• M29: 26,071,767 km (0.076 R)
• M30: 26,540,757 km (0.088 R)
• M31: 29,982,256 km (0.072 R)
• M32: 31,332,975 km (0.084 R)
• M33: 42,717,822 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988

Radius: 5.9

Gravity: 28.38 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.45 AU - 10.47 AU

Year: 18513 Days

Day: 24.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,554,102 km

• M1: 76,295 km (0.082 R)
• M2: 274,063 km (0.116 R)
• M3: 557,102 km (0.049 R)
• M4: 872,904 km (0.119 R)
• M5: 1,574,368 km (0.102 R)
• M6: 2,104,393 km (0.066 R)
• M7: 2,456,995 km (0.077 R)
• M8: 2,746,617 km (0.099 R)
• M9: 3,031,900 km (0.084 R)
• M10: 3,308,207 km (0.033 R)
• M11: 4,875,395 km (0.082 R)
• M12: 5,294,418 km (0.094 R)
• M13: 6,117,356 km (0.062 R)
• M14: 7,707,282 km (0.091 R)
• M15: 8,275,754 km (0.105 R)
• M16: 9,848,477 km (0.069 R)
• M17: 12,495,761 km (0.068 R)
• M18: 12,777,005 km (0.091 R)
• M19: 20,182,099 km (0.095 R)
• M20: 24,719,403 km (0.117 R)
• M21: 26,409,559 km (0.1 R)
• M22: 29,767,882 km (0.056 R)
• M23: 31,939,744 km (0.113 R)
• M24: 39,536,324 km (0.074 R)
• M25: 42,788,881 km (0.115 R)
• M26: 47,909,616 km (0.098 R)
• M27: 50,350,305 km (0.105 R)
• M28: 54,165,051 km (0.102 R)
• M29: 54,912,741 km (0.098 R)
• M30: 58,363,216 km (0.091 R)
• M31: 63,598,244 km (0.088 R)
• M32: 67,400,423 km (0.058 R)
• M33: 72,928,364 km (0.135 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.5

Radius: 4.2

Gravity: 41.87 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.95 AU - 10.59 AU

Year: 19482 Days

Day: 20.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,554,102 km

• M1: 52,359 km (0.109 R)
• M2: 249,230 km (0.097 R)
• M3: 491,579 km (0.119 R)
• M4: 890,407 km (0.056 R)
• M5: 1,593,965 km (0.054 R)
• M6: 1,752,090 km (0.066 R)
• M7: 1,979,329 km (0.061 R)
• M8: 2,424,084 km (0.028 R)
• M9: 2,881,255 km (0.041 R)
• M10: 3,567,460 km (0.103 R)
• M11: 4,773,967 km (0.106 R)
• M12: 5,066,730 km (0.117 R)
• M13: 6,272,040 km (0.113 R)
• M14: 6,668,026 km (0.084 R)
• M15: 8,108,504 km (0.079 R)
• M16: 10,762,819 km (0.084 R)
• M17: 11,653,225 km (0.093 R)
• M18: 13,363,279 km (0.094 R)
• M19: 15,787,213 km (0.112 R)
• M20: 16,354,039 km (0.038 R)
• M21: 18,047,786 km (0.112 R)
• M22: 19,948,577 km (0.101 R)
• M23: 21,680,621 km (0.118 R)
• M24: 23,510,203 km (0.07 R)
• M25: 28,410,880 km (0.113 R)
• M26: 30,597,552 km (0.085 R)
• M27: 33,024,777 km (0.07 R)
• M28: 34,757,420 km (0.079 R)
• M29: 36,130,878 km (0.059 R)
• M30: 36,690,224 km (0.037 R)
• M31: 47,603,090 km (0.101 R)
• M32: 51,730,794 km (0.103 R)
• M33: 53,518,788 km (0.113 R)
• M34: 56,464,669 km (0.099 R)
• M35: 62,275,948 km (0.045 R)
• M36: 62,476,260 km (0.107 R)
• M37: 67,624,221 km (0.097 R)
• M38: 75,979,263 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.2

Radius: 3.6

Gravity: 66.45 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 8.69 AU - 11.01 AU

Year: 21339 Days

Day: 16.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,554,102 km

• M1: 45,328 km (0.085 R)
• M2: 192,832 km (0.114 R)
• M3: 357,838 km (0.097 R)
• M4: 520,002 km (0.119 R)
• M5: 670,498 km (0.091 R)
• M6: 793,916 km (0.058 R)
• M7: 932,593 km (0.03 R)
• M8: 1,416,243 km (0.073 R)
• M9: 1,827,039 km (0.066 R)
• M10: 2,070,734 km (0.054 R)
• M11: 2,267,455 km (0.079 R)
• M12: 2,597,917 km (0.039 R)
• M13: 4,784,589 km (0.109 R)
• M14: 6,531,293 km (0.119 R)
• M15: 9,582,043 km (0.088 R)
• M16: 11,016,686 km (0.09 R)
• M17: 11,480,141 km (0.076 R)
• M18: 13,539,654 km (0.032 R)
• M19: 21,884,972 km (0.117 R)
• M20: 26,168,408 km (0.095 R)
• M21: 26,992,093 km (0.075 R)
• M22: 29,566,523 km (0.069 R)
• M23: 29,819,942 km (0.076 R)
• M24: 39,937,396 km (0.074 R)
• M25: 40,092,080 km (0.106 R)
• M26: 44,585,401 km (0.118 R)
• M27: 46,609,610 km (0.064 R)
• M28: 49,938,761 km (0.037 R)
• M29: 51,204,060 km (0.05 R)
• M30: 54,746,089 km (0.074 R)
• M31: 56,869,481 km (0.107 R)
• M32: 61,279,925 km (0.108 R)
• M33: 62,938,517 km (0.073 R)
• M34: 64,840,055 km (0.088 R)
• M35: 73,291,288 km (0.104 R)
• M36: 84,977,275 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 601.8

Radius: 7.4

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.36 AU - 10.46 AU

Year: 21534 Days

Day: 15.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,554,102 km

• M1: 92,003 km (0.12 R)
• M2: 423,212 km (0.045 R)
• M3: 731,683 km (0.098 R)
• M4: 1,580,352 km (0.037 R)
• M5: 2,347,939 km (0.087 R)
• M6: 3,571,051 km (0.065 R)
• M7: 7,730,320 km (0.097 R)
• M8: 13,809,828 km (0.066 R)
• M9: 14,628,129 km (0.055 R)
• M10: 15,010,650 km (0.073 R)
• M11: 18,139,340 km (0.11 R)
• M12: 18,849,332 km (0.064 R)
• M13: 20,514,356 km (0.105 R)
• M14: 24,346,904 km (0.117 R)
• M15: 26,657,144 km (0.049 R)
• M16: 28,394,125 km (0.113 R)
• M17: 31,963,979 km (0.035 R)
• M18: 37,934,130 km (0.092 R)
• M19: 38,801,798 km (0.108 R)
• M20: 39,093,963 km (0.08 R)
• M21: 39,682,630 km (0.033 R)
• M22: 40,727,123 km (0.027 R)
• M23: 41,636,827 km (0.08 R)
• M24: 43,339,700 km (0.087 R)
• M25: 49,923,502 km (0.094 R)
• M26: 52,021,313 km (0.116 R)
• M27: 60,216,434 km (0.09 R)
• M28: 64,210,248 km (0.099 R)
• M29: 65,029,596 km (0.101 R)
• M30: 66,898,672 km (0.085 R)
• M31: 70,961,600 km (0.109 R)
• M32: 75,640,274 km (0.102 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 12,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit