🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.6

Radius: 8.5

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.83 AU - 0.99 AU

Year: 552 Days

Day: 6.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,373,389 km

• M1: 105,766 km (0.092 R)
• M2: 423,661 km (0.117 R)
• M3: 748,737 km (0.081 R)
• M4: 1,300,604 km (0.094 R)
• M5: 1,752,838 km (0.108 R)
• M6: 2,177,098 km (0.103 R)
• M7: 2,582,059 km (0.069 R)
• M8: 3,047,159 km (0.104 R)
• M9: 3,507,771 km (0.1 R)
• M10: 3,823,422 km (0.055 R)
• M11: 4,224,793 km (0.082 R)
• M12: 4,653,840 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.7

Radius: 8.9

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.37 AU - 3.07 AU

Year: 2852 Days

Day: 6.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,373,389 km

• M1: 123,568 km (0.089 R)
• M2: 458,069 km (0.105 R)
• M3: 825,032 km (0.109 R)
• M4: 1,167,911 km (0.109 R)
• M5: 1,537,268 km (0.081 R)
• M6: 1,825,842 km (0.074 R)
• M7: 2,213,151 km (0.082 R)
• M8: 4,482,102 km (0.049 R)
• M9: 6,458,439 km (0.078 R)
• M10: 6,886,888 km (0.114 R)
• M11: 7,420,054 km (0.115 R)
• M12: 8,255,858 km (0.07 R)
• M13: 8,760,900 km (0.04 R)
• M14: 9,119,785 km (0.046 R)
• M15: 9,591,019 km (0.102 R)
• M16: 10,292,034 km (0.102 R)
• M17: 11,026,859 km (0.081 R)
• M18: 11,330,543 km (0.108 R)
• M19: 11,678,657 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.1

Radius: 9.8

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.04 AU - 3.92 AU

Year: 4128 Days

Day: 11 Hours

Environment

Temp: -197 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,373,389 km

• M1: 124,615 km (0.067 R)
• M2: 562,338 km (0.054 R)
• M3: 934,837 km (0.108 R)
• M4: 1,254,528 km (0.12 R)
• M5: 3,191,072 km (0.073 R)
• M6: 4,378,580 km (0.11 R)
• M7: 5,161,575 km (0.096 R)
• M8: 7,511,907 km (0.076 R)
• M9: 8,043,878 km (0.099 R)
• M10: 9,416,438 km (0.11 R)
• M11: 9,825,887 km (0.034 R)
• M12: 10,140,791 km (0.099 R)
• M13: 13,033,864 km (0.085 R)
• M14: 14,646,080 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.8

Radius: 14.3

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.02 AU - 5.52 AU

Year: 7692 Days

Day: 6.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,373,389 km

• M1: 177,872 km (0.045 R)
• M2: 698,622 km (0.113 R)
• M3: 1,637,349 km (0.105 R)
• M4: 2,114,416 km (0.119 R)
• M5: 2,722,083 km (0.088 R)
• M6: 3,170,128 km (0.069 R)
• M7: 7,282,724 km (0.065 R)
• M8: 8,196,767 km (0.112 R)
• M9: 9,058,151 km (0.118 R)
• M10: 9,709,799 km (0.099 R)
• M11: 15,979,596 km (0.118 R)
• M12: 17,390,004 km (0.047 R)
• M13: 21,127,109 km (0.114 R)
• M14: 23,464,276 km (0.06 R)
• M15: 25,796,806 km (0.11 R)
• M16: 28,371,685 km (0.052 R)
• M17: 29,204,496 km (0.113 R)
• M18: 30,244,501 km (0.091 R)
• M19: 31,211,202 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304

Radius: 14.5

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.67 AU - 5.89 AU

Year: 7714 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,373,389 km

• M1: 180,415 km (0.063 R)
• M2: 830,119 km (0.058 R)
• M3: 1,548,039 km (0.057 R)
• M4: 2,181,287 km (0.111 R)
• M5: 2,802,417 km (0.086 R)
• M6: 3,354,433 km (0.113 R)
• M7: 4,117,681 km (0.084 R)
• M8: 5,021,103 km (0.057 R)
• M9: 6,555,528 km (0.112 R)
• M10: 7,537,339 km (0.088 R)
• M11: 8,576,296 km (0.08 R)
• M12: 10,049,985 km (0.069 R)
• M13: 10,577,018 km (0.055 R)
• M14: 11,639,014 km (0.073 R)
• M15: 12,569,063 km (0.062 R)
• M16: 13,653,947 km (0.053 R)
• M17: 16,069,354 km (0.072 R)
• M18: 17,724,505 km (0.109 R)
• M19: 18,365,532 km (0.119 R)
• M20: 22,245,503 km (0.066 R)
• M21: 23,142,940 km (0.116 R)
• M22: 27,910,774 km (0.103 R)
• M23: 28,691,376 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.4

Radius: 9.4

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.13 AU - 6.73 AU

Year: 9182 Days

Day: 6.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,373,389 km

• M1: 162,164 km (0.113 R)
• M2: 788,830 km (0.071 R)
• M3: 1,185,713 km (0.078 R)
• M4: 1,700,629 km (0.08 R)
• M5: 3,157,413 km (0.061 R)
• M6: 4,278,948 km (0.11 R)
• M7: 4,734,174 km (0.096 R)
• M8: 5,074,659 km (0.079 R)
• M9: 5,678,586 km (0.078 R)
• M10: 6,162,385 km (0.071 R)
• M11: 8,920,222 km (0.097 R)
• M12: 9,982,666 km (0.099 R)
• M13: 10,784,810 km (0.093 R)
• M14: 11,680,153 km (0.097 R)
• M15: 13,281,598 km (0.105 R)
• M16: 13,789,333 km (0.048 R)
• M17: 14,486,459 km (0.05 R)
• M18: 17,645,817 km (0.111 R)
• M19: 21,390,551 km (0.036 R)
• M20: 24,356,927 km (0.042 R)
• M21: 25,289,071 km (0.102 R)
• M22: 25,633,894 km (0.071 R)
• M23: 30,504,203 km (0.078 R)
• M24: 32,899,414 km (0.086 R)
• M25: 35,957,793 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.5

Radius: 5

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.38 AU - 7.14 AU

Year: 9959 Days

Day: 18.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,373,389 km

• M1: 62,382 km (0.098 R)
• M2: 711,338 km (0.109 R)
• M3: 1,342,790 km (0.091 R)
• M4: 1,848,431 km (0.031 R)
• M5: 2,319,515 km (0.081 R)
• M6: 2,615,719 km (0.111 R)
• M7: 3,264,525 km (0.112 R)
• M8: 4,058,441 km (0.11 R)
• M9: 4,654,588 km (0.103 R)
• M10: 5,738,275 km (0.084 R)
• M11: 10,265,705 km (0.098 R)
• M12: 13,304,786 km (0.095 R)
• M13: 16,837,091 km (0.112 R)
• M14: 18,421,631 km (0.08 R)
• M15: 23,839,019 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.6

Radius: 6.5

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.28 AU - 8.3 AU

Year: 11250 Days

Day: 16.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,373,389 km

• M1: 80,932 km (0.118 R)
• M2: 357,240 km (0.108 R)
• M3: 627,413 km (0.068 R)
• M4: 1,013,526 km (0.046 R)
• M5: 1,260,811 km (0.056 R)
• M6: 1,482,365 km (0.111 R)
• M7: 1,715,439 km (0.12 R)
• M8: 2,274,037 km (0.054 R)
• M9: 3,820,281 km (0.104 R)
• M10: 4,155,380 km (0.108 R)
• M11: 4,737,914 km (0.119 R)
• M12: 5,310,575 km (0.073 R)
• M13: 6,449,314 km (0.106 R)
• M14: 6,702,583 km (0.113 R)
• M15: 8,111,645 km (0.105 R)
• M16: 8,709,438 km (0.111 R)
• M17: 9,244,849 km (0.108 R)
• M18: 15,346,348 km (0.108 R)
• M19: 15,733,358 km (0.08 R)
• M20: 16,126,800 km (0.114 R)
• M21: 17,696,231 km (0.088 R)
• M22: 19,740,935 km (0.082 R)
• M23: 23,518,431 km (0.052 R)
• M24: 27,090,978 km (0.079 R)
• M25: 27,466,917 km (0.117 R)
• M26: 28,518,889 km (0.051 R)
• M27: 29,103,967 km (0.112 R)
• M28: 29,796,455 km (0.077 R)
• M29: 31,317,417 km (0.037 R)
• M30: 34,403,471 km (0.113 R)
• M31: 35,177,640 km (0.103 R)
• M32: 35,737,735 km (0.1 R)
• M33: 41,048,609 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931

Radius: 6.2

Gravity: 24.22 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.67 AU - 9.77 AU

Year: 14984 Days

Day: 15.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,373,389 km

• M1: 85,271 km (0.107 R)
• M2: 383,419 km (0.057 R)
• M3: 777,011 km (0.066 R)
• M4: 1,073,664 km (0.083 R)
• M5: 2,247,858 km (0.113 R)
• M6: 2,505,465 km (0.108 R)
• M7: 2,830,841 km (0.104 R)
• M8: 3,454,215 km (0.055 R)
• M9: 3,798,290 km (0.117 R)
• M10: 9,898,592 km (0.094 R)
• M11: 12,013,906 km (0.11 R)
• M12: 13,768,090 km (0.105 R)
• M13: 16,548,816 km (0.112 R)
• M14: 17,525,391 km (0.077 R)
• M15: 20,408,590 km (0.069 R)
• M16: 21,058,443 km (0.118 R)
• M17: 23,090,581 km (0.076 R)
• M18: 23,593,080 km (0.105 R)
• M19: 24,308,756 km (0.062 R)
• M20: 25,890,903 km (0.038 R)
• M21: 28,678,361 km (0.116 R)
• M22: 36,848,499 km (0.072 R)
• M23: 40,654,418 km (0.052 R)
• M24: 43,636,951 km (0.096 R)
• M25: 45,967,237 km (0.116 R)
• M26: 56,844,648 km (0.115 R)
• M27: 58,871,848 km (0.071 R)
• M28: 61,521,077 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.7

Radius: 3.4

Gravity: 25.15 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.75 AU - 10.55 AU

Year: 19060 Days

Day: 22.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 55,373,389 km

• M1: 56,099 km (0.092 R)
• M2: 169,494 km (0.103 R)
• M3: 415,882 km (0.108 R)
• M4: 584,479 km (0.088 R)
• M5: 760,406 km (0.106 R)
• M6: 927,806 km (0.03 R)
• M7: 1,283,101 km (0.118 R)
• M8: 1,872,367 km (0.049 R)
• M9: 2,030,791 km (0.088 R)
• M10: 2,374,118 km (0.117 R)
• M11: 2,602,405 km (0.109 R)
• M12: 3,583,467 km (0.113 R)
• M13: 4,083,423 km (0.096 R)
• M14: 4,503,195 km (0.12 R)
• M15: 4,787,880 km (0.101 R)
• M16: 6,199,785 km (0.069 R)
• M17: 6,551,938 km (0.095 R)
• M18: 6,834,977 km (0.106 R)
• M19: 7,512,356 km (0.108 R)
• M20: 8,094,741 km (0.112 R)
• M21: 8,420,415 km (0.108 R)
• M22: 8,754,916 km (0.099 R)
• M23: 11,522,028 km (0.053 R)
• M24: 11,934,170 km (0.103 R)
• M25: 13,102,081 km (0.09 R)
• M26: 15,167,579 km (0.113 R)
• M27: 15,448,972 km (0.052 R)
• M28: 16,758,402 km (0.071 R)
• M29: 19,020,920 km (0.078 R)
• M30: 21,215,072 km (0.064 R)
• M31: 22,372,960 km (0.11 R)
• M32: 24,716,859 km (0.111 R)
• M33: 25,008,725 km (0.101 R)
• M34: 26,603,887 km (0.069 R)
• M35: 30,438,679 km (0.073 R)
• M36: 32,837,181 km (0.105 R)
• M37: 40,378,709 km (0.099 R)
• M38: 48,690,367 km (0.088 R)
• M39: 50,541,491 km (0.116 R)
• M40: 53,730,020 km (0.114 R)
• M41: 54,876,837 km (0.087 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 17,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit