🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.9

Radius: 13.4

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.8 AU - 1.22 AU

Year: 655 Days

Day: 11.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,304,283 km

• M1: 169,345 km (0.056 R)
• M2: 526,285 km (0.074 R)
• M3: 809,474 km (0.101 R)
• M4: 1,069,326 km (0.105 R)
• M5: 1,416,093 km (0.032 R)
• M6: 2,240,976 km (0.051 R)
• M7: 2,548,849 km (0.072 R)
• M8: 3,087,102 km (0.099 R)
• M9: 3,884,608 km (0.082 R)
• M10: 4,713,829 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927

Radius: 13.6

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.31 AU - 2.39 AU

Year: 2326 Days

Day: 11.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,304,283 km

• M1: 185,801 km (0.065 R)
• M2: 515,514 km (0.104 R)
• M3: 1,004,699 km (0.062 R)
• M4: 1,716,935 km (0.084 R)
• M5: 3,040,278 km (0.042 R)
• M6: 3,334,686 km (0.101 R)
• M7: 3,626,701 km (0.118 R)
• M8: 3,948,935 km (0.034 R)
• M9: 4,321,882 km (0.039 R)
• M10: 4,904,267 km (0.104 R)
• M11: 5,320,598 km (0.082 R)
• M12: 5,817,861 km (0.094 R)
• M13: 6,183,927 km (0.083 R)
• M14: 7,043,816 km (0.089 R)
• M15: 7,861,817 km (0.057 R)
• M16: 8,518,402 km (0.066 R)
• M17: 8,830,463 km (0.104 R)
• M18: 9,690,651 km (0.096 R)
• M19: 10,107,879 km (0.091 R)
• M20: 10,505,510 km (0.103 R)
• M21: 10,998,585 km (0.082 R)
• M22: 11,264,420 km (0.104 R)
• M23: 12,019,441 km (0.083 R)
• M24: 12,390,743 km (0.102 R)
• M25: 13,604,131 km (0.069 R)
• M26: 13,866,975 km (0.079 R)
• M27: 15,288,304 km (0.095 R)
• M28: 16,310,656 km (0.044 R)
• M29: 17,477,669 km (0.115 R)
• M30: 18,076,360 km (0.119 R)
• M31: 19,187,572 km (0.083 R)
• M32: 19,814,836 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341

Radius: 12.3

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.43 AU - 2.49 AU

Year: 2491 Days

Day: 7.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,304,283 km

• M1: 171,140 km (0.076 R)
• M2: 538,852 km (0.112 R)
• M3: 797,057 km (0.113 R)
• M4: 1,182,721 km (0.117 R)
• M5: 1,475,035 km (0.03 R)
• M6: 1,874,013 km (0.067 R)
• M7: 2,158,099 km (0.103 R)
• M8: 2,487,663 km (0.107 R)
• M9: 3,208,126 km (0.083 R)
• M10: 3,698,359 km (0.118 R)
• M11: 4,163,159 km (0.072 R)
• M12: 4,623,771 km (0.071 R)
• M13: 5,143,923 km (0.107 R)
• M14: 5,674,546 km (0.117 R)
• M15: 6,270,096 km (0.116 R)
• M16: 6,618,359 km (0.092 R)
• M17: 7,138,661 km (0.064 R)
• M18: 7,742,587 km (0.063 R)
• M19: 8,086,662 km (0.082 R)
• M20: 8,527,228 km (0.065 R)
• M21: 9,444,413 km (0.088 R)
• M22: 10,261,367 km (0.096 R)
• M23: 12,211,973 km (0.099 R)
• M24: 12,454,322 km (0.104 R)
• M25: 12,863,771 km (0.096 R)
• M26: 13,196,028 km (0.083 R)
• M27: 14,131,912 km (0.118 R)
• M28: 14,892,169 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.5

Radius: 13.2

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.09 AU - 3.95 AU

Year: 4264 Days

Day: 12.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,304,283 km

• M1: 165,306 km (0.073 R)
• M2: 781,350 km (0.072 R)
• M3: 1,116,599 km (0.078 R)
• M4: 2,153,013 km (0.082 R)
• M5: 3,693,721 km (0.062 R)
• M6: 4,587,568 km (0.11 R)
• M7: 5,904,778 km (0.12 R)
• M8: 7,082,113 km (0.117 R)
• M9: 7,819,481 km (0.105 R)
• M10: 8,146,950 km (0.048 R)
• M11: 8,908,852 km (0.076 R)
• M12: 9,645,323 km (0.041 R)
• M13: 11,932,375 km (0.108 R)
• M14: 13,098,191 km (0.06 R)
• M15: 15,980,793 km (0.112 R)
• M16: 16,806,423 km (0.113 R)
• M17: 17,571,467 km (0.092 R)
• M18: 18,478,778 km (0.084 R)
• M19: 20,670,835 km (0.082 R)
• M20: 23,881,206 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.1

Radius: 9.6

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.81 AU - 3.99 AU

Year: 4973 Days

Day: 13.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,304,283 km

• M1: 121,174 km (0.095 R)
• M2: 324,777 km (0.115 R)
• M3: 510,129 km (0.094 R)
• M4: 822,788 km (0.07 R)
• M5: 1,018,163 km (0.039 R)
• M6: 1,385,276 km (0.071 R)
• M7: 1,828,834 km (0.108 R)
• M8: 2,097,362 km (0.073 R)
• M9: 2,417,053 km (0.119 R)
• M10: 2,643,544 km (0.112 R)
• M11: 3,443,294 km (0.09 R)
• M12: 3,655,424 km (0.051 R)
• M13: 3,894,481 km (0.041 R)
• M14: 4,267,578 km (0.109 R)
• M15: 5,230,091 km (0.068 R)
• M16: 5,444,315 km (0.116 R)
• M17: 6,929,972 km (0.113 R)
• M18: 8,357,135 km (0.045 R)
• M19: 8,598,138 km (0.091 R)
• M20: 9,310,223 km (0.099 R)
• M21: 11,233,304 km (0.06 R)
• M22: 12,118,475 km (0.093 R)
• M23: 13,263,347 km (0.096 R)
• M24: 15,098,464 km (0.118 R)
• M25: 16,458,459 km (0.098 R)
• M26: 16,839,784 km (0.075 R)
• M27: 17,354,849 km (0.07 R)
• M28: 17,746,347 km (0.077 R)
• M29: 21,179,319 km (0.113 R)
• M30: 21,756,916 km (0.055 R)
• M31: 23,738,789 km (0.044 R)
• M32: 25,807,428 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.7

Radius: 13.4

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.81 AU - 5.61 AU

Year: 6600 Days

Day: 5.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 74.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,304,283 km

• M1: 198,816 km (0.109 R)
• M2: 558,000 km (0.115 R)
• M3: 1,753,885 km (0.079 R)
• M4: 2,017,477 km (0.107 R)
• M5: 2,431,115 km (0.1 R)
• M6: 4,557,350 km (0.098 R)
• M7: 6,146,378 km (0.113 R)
• M8: 6,626,288 km (0.04 R)
• M9: 7,357,522 km (0.117 R)
• M10: 7,858,675 km (0.106 R)
• M11: 8,152,486 km (0.097 R)
• M12: 8,834,053 km (0.072 R)
• M13: 9,383,377 km (0.115 R)
• M14: 10,142,137 km (0.041 R)
• M15: 10,645,684 km (0.076 R)
• M16: 10,959,540 km (0.077 R)
• M17: 12,139,867 km (0.101 R)
• M18: 12,475,266 km (0.108 R)
• M19: 12,939,917 km (0.055 R)
• M20: 15,256,440 km (0.099 R)
• M21: 16,048,261 km (0.117 R)
• M22: 16,363,613 km (0.063 R)
• M23: 16,896,182 km (0.057 R)
• M24: 17,949,949 km (0.098 R)
• M25: 18,246,303 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.1

Radius: 8.5

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.2 AU - 5.84 AU

Year: 8374 Days

Day: 8.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 64,304,283 km

• M1: 126,709 km (0.085 R)
• M2: 348,114 km (0.109 R)
• M3: 561,740 km (0.075 R)
• M4: 853,306 km (0.097 R)
• M5: 1,025,942 km (0.081 R)
• M6: 1,190,201 km (0.11 R)
• M7: 1,367,773 km (0.06 R)
• M8: 2,231,252 km (0.093 R)
• M9: 2,516,236 km (0.091 R)
• M10: 3,762,686 km (0.1 R)
• M11: 4,235,714 km (0.097 R)
• M12: 4,819,445 km (0.09 R)
• M13: 6,415,355 km (0.034 R)
• M14: 7,266,717 km (0.036 R)
• M15: 8,171,933 km (0.079 R)
• M16: 8,352,199 km (0.074 R)
• M17: 8,534,409 km (0.111 R)
• M18: 11,084,753 km (0.12 R)
• M19: 12,155,126 km (0.099 R)
• M20: 13,138,433 km (0.106 R)
• M21: 13,691,048 km (0.111 R)
• M22: 16,370,345 km (0.069 R)
• M23: 18,147,269 km (0.037 R)
• M24: 20,242,088 km (0.112 R)
• M25: 20,412,480 km (0.079 R)
• M26: 21,042,885 km (0.069 R)
• M27: 25,154,732 km (0.084 R)
• M28: 27,151,415 km (0.079 R)
• M29: 28,011,453 km (0.04 R)
• M30: 30,394,099 km (0.108 R)
• M31: 30,952,398 km (0.1 R)
• M32: 31,870,480 km (0.12 R)
• M33: 32,227,271 km (0.092 R)
• M34: 32,442,243 km (0.113 R)
• M35: 33,018,943 km (0.03 R)
• M36: 38,283,292 km (0.103 R)
• M37: 38,595,951 km (0.085 R)
• M38: 39,541,410 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.4

Radius: 3.1

Gravity: 21.27 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.64 AU - 6.58 AU

Year: 9752 Days

Day: 20.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,304,283 km

• M1: 159,471 km (0.068 R)
• M2: 310,715 km (0.096 R)
• M3: 1,002,007 km (0.108 R)
• M4: 1,659,639 km (0.079 R)
• M5: 2,148,824 km (0.079 R)
• M6: 2,813,487 km (0.083 R)
• M7: 4,161,065 km (0.12 R)
• M8: 4,653,242 km (0.086 R)
• M9: 5,046,983 km (0.098 R)
• M10: 9,110,510 km (0.086 R)
• M11: 10,081,101 km (0.062 R)
• M12: 11,821,523 km (0.032 R)
• M13: 12,803,783 km (0.095 R)
• M14: 13,825,386 km (0.032 R)
• M15: 14,160,635 km (0.076 R)
• M16: 19,080,460 km (0.078 R)
• M17: 24,179,653 km (0.097 R)
• M18: 26,434,692 km (0.116 R)
• M19: 27,717,942 km (0.092 R)
• M20: 29,395,084 km (0.052 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.6

Radius: 8

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.17 AU - 7.55 AU

Year: 11601 Days

Day: 21.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,304,283 km

• M1: 100,679 km (0.11 R)
• M2: 314,904 km (0.059 R)
• M3: 579,393 km (0.066 R)
• M4: 863,928 km (0.056 R)
• M5: 1,647,671 km (0.073 R)
• M6: 2,094,370 km (0.088 R)
• M7: 2,369,181 km (0.112 R)
• M8: 4,362,872 km (0.084 R)
• M9: 5,359,493 km (0.117 R)
• M10: 5,672,452 km (0.031 R)
• M11: 7,519,238 km (0.076 R)
• M12: 7,815,142 km (0.059 R)
• M13: 8,041,035 km (0.047 R)
• M14: 8,308,516 km (0.049 R)
• M15: 8,976,770 km (0.092 R)
• M16: 9,382,180 km (0.114 R)
• M17: 10,049,387 km (0.083 R)
• M18: 10,391,816 km (0.115 R)
• M19: 11,911,282 km (0.109 R)
• M20: 12,758,155 km (0.11 R)
• M21: 15,632,977 km (0.065 R)
• M22: 15,792,449 km (0.086 R)
• M23: 18,053,321 km (0.082 R)
• M24: 18,224,611 km (0.097 R)
• M25: 18,512,138 km (0.082 R)
• M26: 20,344,862 km (0.107 R)
• M27: 20,709,731 km (0.071 R)
• M28: 22,774,181 km (0.113 R)
• M29: 25,408,600 km (0.077 R)
• M30: 26,503,058 km (0.055 R)
• M31: 27,549,944 km (0.093 R)
• M32: 28,259,187 km (0.08 R)
• M33: 30,441,372 km (0.117 R)
• M34: 32,093,381 km (0.102 R)
• M35: 44,076,769 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.7

Radius: 4

Gravity: 52.86 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.2 AU - 8.34 AU

Year: 13984 Days

Day: 17.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,304,283 km

• M1: 56,099 km (0.1 R)
• M2: 401,670 km (0.114 R)
• M3: 692,339 km (0.07 R)
• M4: 1,186,311 km (0.063 R)
• M5: 1,863,241 km (0.08 R)
• M6: 1,972,747 km (0.098 R)
• M7: 2,344,947 km (0.102 R)
• M8: 2,883,349 km (0.082 R)
• M9: 3,159,657 km (0.069 R)
• M10: 5,832,671 km (0.106 R)
• M11: 6,304,503 km (0.052 R)
• M12: 6,465,919 km (0.096 R)
• M13: 9,037,357 km (0.117 R)
• M14: 11,820,177 km (0.105 R)
• M15: 15,666,787 km (0.106 R)
• M16: 22,568,634 km (0.078 R)
• M17: 24,037,386 km (0.081 R)
• M18: 26,533,127 km (0.087 R)
• M19: 29,325,671 km (0.085 R)
• M20: 31,804,956 km (0.076 R)
• M21: 32,440,448 km (0.088 R)
• M22: 33,544,630 km (0.052 R)
• M23: 37,948,641 km (0.095 R)
• M24: 39,342,894 km (0.107 R)
• M25: 44,208,116 km (0.086 R)
• M26: 57,309,299 km (0.083 R)
• M27: 57,552,096 km (0.097 R)
• M28: 59,143,369 km (0.048 R)
• M29: 61,131,674 km (0.088 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 17,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit