🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464

Radius: 14.2

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.87 AU - 1.09 AU

Year: 626 Days

Day: 12.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,293,427 km

• M1: 176,825 km (0.032 R)
• M2: 622,028 km (0.106 R)
• M3: 1,263,653 km (0.12 R)
• M4: 2,190,861 km (0.116 R)
• M5: 2,881,405 km (0.063 R)
• M6: 3,460,947 km (0.111 R)
• M7: 4,159,718 km (0.042 R)
• M8: 5,275,270 km (0.052 R)
• M9: 6,371,972 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.3

Radius: 9.7

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.81 AU - 2.91 AU

Year: 3123 Days

Day: 9.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,293,427 km

• M1: 120,576 km (0.032 R)
• M2: 552,615 km (0.109 R)
• M3: 928,404 km (0.109 R)
• M4: 1,769,444 km (0.111 R)
• M5: 2,241,724 km (0.116 R)
• M6: 3,777,645 km (0.055 R)
• M7: 4,802,391 km (0.1 R)
• M8: 5,148,411 km (0.055 R)
• M9: 6,346,091 km (0.117 R)
• M10: 6,794,286 km (0.101 R)
• M11: 7,199,547 km (0.117 R)
• M12: 8,548,770 km (0.117 R)
• M13: 9,245,747 km (0.1 R)
• M14: 10,219,928 km (0.12 R)
• M15: 12,371,295 km (0.089 R)
• M16: 13,166,857 km (0.097 R)
• M17: 13,798,160 km (0.045 R)
• M18: 14,912,065 km (0.095 R)
• M19: 15,921,402 km (0.05 R)
• M20: 17,032,466 km (0.102 R)
• M21: 21,000,699 km (0.112 R)
• M22: 22,678,439 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.7

Radius: 12.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.8 AU - 3.86 AU

Year: 3924 Days

Day: 9.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,293,427 km

• M1: 160,369 km (0.054 R)
• M2: 863,030 km (0.119 R)
• M3: 1,757,925 km (0.07 R)
• M4: 2,327,444 km (0.077 R)
• M5: 2,857,319 km (0.087 R)
• M6: 3,862,019 km (0.081 R)
• M7: 4,392,941 km (0.072 R)
• M8: 8,171,484 km (0.041 R)
• M9: 9,120,982 km (0.104 R)
• M10: 10,142,736 km (0.087 R)
• M11: 11,608,196 km (0.078 R)
• M12: 13,806,986 km (0.103 R)
• M13: 16,849,657 km (0.079 R)
• M14: 17,551,720 km (0.095 R)

Asteroid Belt

Center: 4.09 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.8

Radius: 10.3

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.75 AU - 5.95 AU

Year: 6896 Days

Day: 8.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,293,427 km

• M1: 128,056 km (0.065 R)
• M2: 640,428 km (0.091 R)
• M3: 1,003,951 km (0.111 R)
• M4: 1,641,537 km (0.039 R)
• M5: 2,684,384 km (0.053 R)
• M6: 3,270,658 km (0.087 R)
• M7: 3,889,545 km (0.073 R)
• M8: 5,113,255 km (0.106 R)
• M9: 6,541,017 km (0.03 R)
• M10: 7,886,501 km (0.082 R)
• M11: 9,044,089 km (0.036 R)
• M12: 9,972,194 km (0.061 R)
• M13: 12,017,047 km (0.067 R)
• M14: 12,908,351 km (0.038 R)
• M15: 14,205,066 km (0.089 R)
• M16: 15,978,698 km (0.081 R)
• M17: 18,469,802 km (0.098 R)
• M18: 19,429,771 km (0.09 R)
• M19: 23,604,450 km (0.103 R)
• M20: 23,948,525 km (0.054 R)
• M21: 24,470,771 km (0.107 R)
• M22: 26,822,001 km (0.041 R)
• M23: 27,385,237 km (0.085 R)
• M24: 29,122,517 km (0.112 R)
• M25: 33,244,088 km (0.097 R)
• M26: 33,676,425 km (0.093 R)
• M27: 34,773,875 km (0.116 R)
• M28: 35,219,528 km (0.09 R)
• M29: 37,040,134 km (0.115 R)
• M30: 38,922,673 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.6

Radius: 6

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 6.39 AU - 7.13 AU

Year: 11348 Days

Day: 20 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,293,427 km

• M1: 77,342 km (0.104 R)
• M2: 312,660 km (0.111 R)
• M3: 511,924 km (0.094 R)
• M4: 775,515 km (0.117 R)
• M5: 981,212 km (0.072 R)
• M6: 1,313,021 km (0.044 R)
• M7: 1,773,483 km (0.09 R)
• M8: 2,120,251 km (0.09 R)
• M9: 2,335,821 km (0.113 R)
• M10: 2,909,529 km (0.094 R)
• M11: 3,459,451 km (0.112 R)
• M12: 3,806,967 km (0.094 R)
• M13: 5,224,107 km (0.113 R)
• M14: 6,817,923 km (0.089 R)
• M15: 9,222,858 km (0.077 R)
• M16: 9,530,581 km (0.035 R)
• M17: 10,306,844 km (0.091 R)
• M18: 10,734,545 km (0.05 R)
• M19: 12,942,460 km (0.057 R)
• M20: 14,651,017 km (0.1 R)
• M21: 15,559,226 km (0.088 R)
• M22: 16,376,329 km (0.077 R)
• M23: 16,958,415 km (0.115 R)
• M24: 17,621,283 km (0.076 R)
• M25: 18,027,291 km (0.097 R)
• M26: 20,970,031 km (0.112 R)
• M27: 24,384,453 km (0.113 R)
• M28: 24,719,702 km (0.113 R)
• M29: 25,485,344 km (0.098 R)
• M30: 31,988,812 km (0.102 R)
• M31: 34,661,228 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.3

Radius: 7.7

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.93 AU - 10.03 AU

Year: 20357 Days

Day: 19.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,293,427 km

• M1: 95,743 km (0.105 R)
• M2: 337,493 km (0.037 R)
• M3: 911,799 km (0.118 R)
• M4: 1,259,315 km (0.111 R)
• M5: 1,517,970 km (0.103 R)
• M6: 1,847,534 km (0.073 R)
• M7: 2,285,257 km (0.054 R)
• M8: 3,288,311 km (0.084 R)
• M9: 4,591,757 km (0.11 R)
• M10: 6,539,222 km (0.12 R)
• M11: 6,837,819 km (0.102 R)
• M12: 7,190,272 km (0.12 R)
• M13: 9,784,598 km (0.063 R)
• M14: 10,930,219 km (0.098 R)
• M15: 11,230,013 km (0.096 R)
• M16: 11,658,910 km (0.11 R)
• M17: 12,878,581 km (0.102 R)
• M18: 13,348,618 km (0.09 R)
• M19: 20,454,666 km (0.119 R)
• M20: 24,496,352 km (0.089 R)
• M21: 29,040,387 km (0.047 R)
• M22: 30,553,271 km (0.062 R)
• M23: 31,752,298 km (0.025 R)
• M24: 33,609,106 km (0.102 R)
• M25: 36,862,711 km (0.087 R)
• M26: 41,616,332 km (0.098 R)
• M27: 45,981,000 km (0.09 R)
• M28: 46,920,475 km (0.114 R)
• M29: 48,676,305 km (0.047 R)
• M30: 50,807,177 km (0.082 R)
• M31: 56,138,097 km (0.11 R)
• M32: 59,213,979 km (0.081 R)
• M33: 60,512,638 km (0.072 R)
• M34: 61,640,606 km (0.114 R)
• M35: 64,717,385 km (0.06 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 11,429 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit