🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807

Radius: 13.6

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.65 AU - 0.79 AU

Year: 407 Days

Day: 11.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,433,004 km

• M1: 169,345 km (0.104 R)
• M2: 594,502 km (0.113 R)
• M3: 1,329,327 km (0.088 R)
• M4: 1,768,845 km (0.05 R)
• M5: 2,218,836 km (0.069 R)
• M6: 2,685,880 km (0.065 R)
• M7: 3,287,712 km (0.081 R)
• M8: 3,952,077 km (0.081 R)
• M9: 4,809,123 km (0.108 R)
• M10: 5,258,365 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.6

Radius: 12.2

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.75 AU - 0.85 AU

Year: 477 Days

Day: 9.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,433,004 km

• M1: 152,590 km (0.118 R)
• M2: 614,847 km (0.118 R)
• M3: 1,261,858 km (0.116 R)
• M4: 1,703,321 km (0.064 R)
• M5: 2,700,092 km (0.035 R)
• M6: 3,176,112 km (0.1 R)
• M7: 3,967,784 km (0.106 R)
• M8: 4,448,592 km (0.082 R)
• M9: 5,887,275 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623

Radius: 9.5

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.21 AU - 5.17 AU

Year: 5719 Days

Day: 13.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,433,004 km

• M1: 118,182 km (0.116 R)
• M2: 616,343 km (0.085 R)
• M3: 1,182,571 km (0.095 R)
• M4: 1,923,380 km (0.079 R)
• M5: 2,347,639 km (0.087 R)
• M6: 2,833,832 km (0.069 R)
• M7: 3,365,055 km (0.069 R)
• M8: 3,665,896 km (0.1 R)
• M9: 4,199,661 km (0.062 R)
• M10: 5,929,461 km (0.077 R)
• M11: 6,901,548 km (0.118 R)
• M12: 8,913,789 km (0.108 R)
• M13: 9,283,745 km (0.039 R)
• M14: 10,728,411 km (0.103 R)
• M15: 13,194,682 km (0.053 R)
• M16: 13,675,639 km (0.069 R)
• M17: 14,168,265 km (0.105 R)
• M18: 14,843,550 km (0.101 R)
• M19: 15,717,500 km (0.109 R)
• M20: 17,123,571 km (0.096 R)
• M21: 18,281,309 km (0.062 R)
• M22: 21,622,427 km (0.095 R)
• M23: 26,937,191 km (0.096 R)
• M24: 27,365,490 km (0.068 R)
• M25: 28,060,521 km (0.077 R)
• M26: 30,864,733 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.6

Radius: 6.9

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.55 AU - 6.37 AU

Year: 9703 Days

Day: 19.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,433,004 km

• M1: 98,136 km (0.108 R)
• M2: 345,721 km (0.102 R)
• M3: 735,872 km (0.058 R)
• M4: 1,063,940 km (0.063 R)
• M5: 1,770,790 km (0.111 R)
• M6: 2,513,992 km (0.095 R)
• M7: 5,713,741 km (0.109 R)
• M8: 6,164,180 km (0.075 R)
• M9: 6,382,444 km (0.118 R)
• M10: 10,091,723 km (0.099 R)
• M11: 11,529,807 km (0.098 R)
• M12: 13,670,403 km (0.061 R)
• M13: 15,085,898 km (0.105 R)
• M14: 15,829,100 km (0.063 R)
• M15: 17,326,575 km (0.045 R)
• M16: 19,245,317 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.1

Radius: 7.1

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.33 AU - 7.43 AU

Year: 13369 Days

Day: 24.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,433,004 km

• M1: 184,604 km (0.036 R)
• M2: 661,223 km (0.115 R)
• M3: 2,127,880 km (0.051 R)
• M4: 5,173,543 km (0.071 R)
• M5: 6,897,509 km (0.105 R)
• M6: 9,561,847 km (0.08 R)
• M7: 10,128,225 km (0.071 R)
• M8: 10,766,858 km (0.073 R)
• M9: 13,013,818 km (0.107 R)
• M10: 14,551,534 km (0.071 R)
• M11: 14,798,371 km (0.107 R)
• M12: 16,538,643 km (0.086 R)
• M13: 21,200,412 km (0.102 R)
• M14: 22,325,388 km (0.099 R)
• M15: 27,225,017 km (0.114 R)
• M16: 31,440,685 km (0.064 R)
• M17: 33,649,348 km (0.11 R)
• M18: 37,325,716 km (0.104 R)
• M19: 40,282,817 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.6

Radius: 7.9

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 9.36 AU - 10.32 AU

Year: 20584 Days

Day: 19.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,433,004 km

• M1: 102,774 km (0.058 R)
• M2: 390,002 km (0.084 R)
• M3: 1,712,596 km (0.111 R)
• M4: 2,021,217 km (0.116 R)
• M5: 2,454,003 km (0.071 R)
• M6: 3,074,087 km (0.084 R)
• M7: 3,975,563 km (0.104 R)
• M8: 4,554,657 km (0.098 R)
• M9: 5,007,041 km (0.036 R)
• M10: 8,841,833 km (0.066 R)
• M11: 9,270,879 km (0.085 R)
• M12: 12,472,573 km (0.071 R)
• M13: 12,808,270 km (0.119 R)
• M14: 13,709,149 km (0.118 R)
• M15: 20,112,686 km (0.114 R)
• M16: 21,423,761 km (0.067 R)
• M17: 25,914,241 km (0.069 R)
• M18: 27,919,151 km (0.083 R)
• M19: 30,872,363 km (0.108 R)
• M20: 32,613,832 km (0.071 R)
• M21: 36,701,294 km (0.06 R)
• M22: 38,230,035 km (0.091 R)
• M23: 38,938,830 km (0.052 R)
• M24: 43,838,010 km (0.097 R)
• M25: 47,160,729 km (0.096 R)
• M26: 60,586,390 km (0.089 R)
• M27: 70,894,730 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516

Radius: 7.3

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.67 AU - 12.25 AU

Year: 20961 Days

Day: 18 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,433,004 km

• M1: 91,404 km (0.115 R)
• M2: 388,506 km (0.116 R)
• M3: 1,463,965 km (0.098 R)
• M4: 2,894,868 km (0.116 R)
• M5: 3,503,283 km (0.101 R)
• M6: 3,822,974 km (0.066 R)
• M7: 4,290,317 km (0.045 R)
• M8: 5,567,434 km (0.064 R)
• M9: 5,802,602 km (0.051 R)
• M10: 6,251,246 km (0.06 R)
• M11: 7,403,599 km (0.116 R)
• M12: 8,691,337 km (0.114 R)
• M13: 9,498,866 km (0.1 R)
• M14: 10,772,243 km (0.094 R)
• M15: 17,424,861 km (0.037 R)
• M16: 25,302,685 km (0.039 R)
• M17: 31,532,090 km (0.107 R)
• M18: 35,533,085 km (0.12 R)
• M19: 35,937,448 km (0.111 R)
• M20: 42,678,328 km (0.051 R)
• M21: 43,749,299 km (0.104 R)
• M22: 50,724,599 km (0.106 R)
• M23: 51,408,859 km (0.105 R)
• M24: 53,675,118 km (0.113 R)
• M25: 54,743,246 km (0.031 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 15,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit