🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.53 AU - 0.57 AU

Year: 268 Days

Day: 32.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.4

Radius: 9.7

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.52 AU - 2.08 AU

Year: 1584 Days

Day: 10.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,263,961 km

• M1: 120,725 km (0.078 R)
• M2: 522,246 km (0.066 R)
• M3: 892,501 km (0.107 R)
• M4: 1,301,202 km (0.116 R)
• M5: 2,199,388 km (0.12 R)
• M6: 2,505,615 km (0.089 R)
• M7: 3,636,126 km (0.11 R)
• M8: 4,799,698 km (0.027 R)
• M9: 5,617,250 km (0.11 R)
• M10: 6,396,655 km (0.092 R)
• M11: 7,136,417 km (0.067 R)
• M12: 7,991,069 km (0.047 R)
• M13: 9,008,485 km (0.068 R)
• M14: 9,665,668 km (0.071 R)
• M15: 12,102,318 km (0.073 R)
• M16: 12,861,827 km (0.063 R)
• M17: 13,232,530 km (0.095 R)
• M18: 14,967,117 km (0.085 R)
• M19: 15,515,693 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.4

Radius: 13.1

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.64 AU - 2.34 AU

Year: 1842 Days

Day: 8.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,263,961 km

• M1: 162,912 km (0.063 R)
• M2: 634,295 km (0.077 R)
• M3: 1,201,570 km (0.063 R)
• M4: 1,785,451 km (0.092 R)
• M5: 2,225,717 km (0.107 R)
• M6: 2,681,691 km (0.066 R)
• M7: 4,360,628 km (0.106 R)
• M8: 6,184,376 km (0.081 R)
• M9: 6,792,192 km (0.063 R)
• M10: 8,158,918 km (0.054 R)
• M11: 9,122,628 km (0.064 R)
• M12: 9,806,290 km (0.101 R)
• M13: 11,276,089 km (0.115 R)
• M14: 14,104,985 km (0.059 R)
• M15: 14,557,518 km (0.116 R)
• M16: 15,019,925 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.1

Radius: 11.1

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.02 AU - 2.88 AU

Year: 2516 Days

Day: 5.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,263,961 km

• M1: 138,079 km (0.11 R)
• M2: 879,486 km (0.08 R)
• M3: 1,641,986 km (0.085 R)
• M4: 2,013,587 km (0.111 R)
• M5: 3,199,150 km (0.116 R)
• M6: 4,423,160 km (0.074 R)
• M7: 5,472,589 km (0.099 R)
• M8: 5,936,193 km (0.034 R)
• M9: 7,302,171 km (0.104 R)
• M10: 8,091,749 km (0.098 R)
• M11: 9,691,997 km (0.046 R)
• M12: 10,527,801 km (0.101 R)
• M13: 12,212,871 km (0.103 R)
• M14: 12,605,715 km (0.057 R)
• M15: 14,894,263 km (0.101 R)
• M16: 16,957,667 km (0.089 R)
• M17: 18,453,945 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 1000

Radius: 14.9

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.58 AU - 3.08 AU

Year: 3123 Days

Day: 11.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,263,961 km

• M1: 186,100 km (0.05 R)
• M2: 713,283 km (0.093 R)
• M3: 1,179,130 km (0.07 R)
• M4: 1,775,428 km (0.096 R)
• M5: 2,258,629 km (0.079 R)
• M6: 3,404,100 km (0.099 R)
• M7: 4,786,384 km (0.099 R)
• M8: 6,280,119 km (0.103 R)
• M9: 7,328,052 km (0.096 R)
• M10: 7,928,538 km (0.068 R)
• M11: 9,228,693 km (0.106 R)
• M12: 9,810,628 km (0.101 R)
• M13: 11,439,600 km (0.034 R)
• M14: 14,186,815 km (0.075 R)
• M15: 14,858,360 km (0.079 R)
• M16: 17,582,238 km (0.113 R)
• M17: 19,155,559 km (0.12 R)
• M18: 20,821,032 km (0.099 R)
• M19: 22,029,334 km (0.096 R)
• M20: 23,142,192 km (0.095 R)
• M21: 23,928,778 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.1

Radius: 7.2

Gravity: 8.82 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.47 AU - 6.65 AU

Year: 9786 Days

Day: 18.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 86,263,961 km

• M1: 89,609 km (0.103 R)
• M2: 830,418 km (0.062 R)
• M3: 1,063,491 km (0.089 R)
• M4: 1,364,931 km (0.074 R)
• M5: 2,060,112 km (0.08 R)
• M6: 2,440,540 km (0.092 R)
• M7: 2,908,183 km (0.104 R)
• M8: 3,252,108 km (0.09 R)
• M9: 3,671,281 km (0.045 R)
• M10: 4,205,047 km (0.102 R)
• M11: 5,716,883 km (0.11 R)
• M12: 6,795,334 km (0.09 R)
• M13: 7,363,357 km (0.085 R)
• M14: 9,303,492 km (0.076 R)
• M15: 9,860,744 km (0.042 R)
• M16: 10,390,919 km (0.094 R)
• M17: 14,341,948 km (0.069 R)
• M18: 16,314,695 km (0.069 R)
• M19: 19,044,707 km (0.055 R)
• M20: 21,025,083 km (0.112 R)
• M21: 22,804,849 km (0.113 R)
• M22: 23,391,572 km (0.117 R)
• M23: 24,247,122 km (0.048 R)
• M24: 24,770,266 km (0.118 R)
• M25: 25,034,755 km (0.11 R)
• M26: 27,312,233 km (0.108 R)
• M27: 28,069,198 km (0.076 R)
• M28: 31,237,681 km (0.098 R)
• M29: 31,753,345 km (0.107 R)
• M30: 32,484,729 km (0.047 R)
• M31: 35,300,310 km (0.113 R)
• M32: 38,274,316 km (0.117 R)
• M33: 39,341,547 km (0.092 R)
• M34: 40,795,190 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.4

Radius: 3.7

Gravity: 44.95 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.77 AU - 8.75 AU

Year: 12833 Days

Day: 24.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,263,961 km

• M1: 46,076 km (0.11 R)
• M2: 192,532 km (0.078 R)
• M3: 343,477 km (0.054 R)
• M4: 848,519 km (0.059 R)
• M5: 1,432,848 km (0.077 R)
• M6: 1,594,414 km (0.07 R)
• M7: 1,800,859 km (0.05 R)
• M8: 2,153,312 km (0.05 R)
• M9: 2,634,718 km (0.102 R)
• M10: 3,233,558 km (0.041 R)
• M11: 4,726,395 km (0.11 R)
• M12: 5,568,332 km (0.092 R)
• M13: 6,081,153 km (0.105 R)
• M14: 7,284,968 km (0.111 R)
• M15: 8,977,518 km (0.109 R)
• M16: 10,583,750 km (0.096 R)
• M17: 12,555,001 km (0.079 R)
• M18: 14,553,778 km (0.1 R)
• M19: 14,826,196 km (0.094 R)
• M20: 15,241,181 km (0.084 R)
• M21: 17,054,157 km (0.098 R)
• M22: 18,129,616 km (0.1 R)
• M23: 19,331,186 km (0.048 R)
• M24: 20,161,155 km (0.079 R)
• M25: 20,670,387 km (0.11 R)
• M26: 23,625,393 km (0.114 R)
• M27: 24,862,717 km (0.047 R)
• M28: 25,154,284 km (0.069 R)
• M29: 26,444,266 km (0.103 R)
• M30: 31,136,702 km (0.107 R)
• M31: 33,559,739 km (0.033 R)
• M32: 36,105,596 km (0.072 R)
• M33: 36,855,979 km (0.106 R)
• M34: 38,777,114 km (0.043 R)
• M35: 39,038,312 km (0.101 R)
• M36: 40,094,473 km (0.119 R)
• M37: 42,817,903 km (0.06 R)
• M38: 43,377,099 km (0.108 R)
• M39: 45,372,286 km (0.057 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.2

Radius: 4.1

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.75 AU - 9.41 AU

Year: 13690 Days

Day: 20.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,263,961 km

• M1: 55,950 km (0.093 R)
• M2: 257,159 km (0.101 R)
• M3: 533,466 km (0.082 R)
• M4: 689,347 km (0.107 R)
• M5: 867,069 km (0.075 R)
• M6: 1,374,804 km (0.115 R)
• M7: 2,205,671 km (0.097 R)
• M8: 2,484,073 km (0.085 R)
• M9: 2,965,628 km (0.097 R)
• M10: 4,532,516 km (0.111 R)
• M11: 4,953,335 km (0.052 R)
• M12: 5,904,778 km (0.091 R)
• M13: 7,455,359 km (0.097 R)
• M14: 11,688,530 km (0.081 R)
• M15: 12,801,987 km (0.118 R)
• M16: 13,244,199 km (0.1 R)
• M17: 13,582,439 km (0.057 R)
• M18: 15,176,405 km (0.106 R)
• M19: 16,369,897 km (0.099 R)
• M20: 20,175,517 km (0.12 R)
• M21: 24,530,909 km (0.104 R)
• M22: 36,012,695 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832

Radius: 7.3

Gravity: 15.61 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 9.64 AU - 11.1 AU

Year: 21907 Days

Day: 23.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,263,961 km

• M1: 93,050 km (0.081 R)
• M2: 359,035 km (0.112 R)
• M3: 855,101 km (0.108 R)
• M4: 1,730,997 km (0.095 R)
• M5: 3,447,932 km (0.094 R)
• M6: 6,799,822 km (0.114 R)
• M7: 7,086,601 km (0.079 R)
• M8: 7,481,539 km (0.103 R)
• M9: 11,321,268 km (0.066 R)
• M10: 14,506,206 km (0.118 R)
• M11: 17,788,982 km (0.086 R)
• M12: 18,984,718 km (0.094 R)
• M13: 24,417,514 km (0.106 R)
• M14: 25,204,548 km (0.069 R)
• M15: 43,881,394 km (0.087 R)
• M16: 51,899,092 km (0.076 R)
• M17: 53,011,950 km (0.092 R)
• M18: 62,284,924 km (0.075 R)
• M19: 67,631,402 km (0.069 R)
• M20: 69,404,735 km (0.056 R)
• M21: 72,122,629 km (0.116 R)
• M22: 72,582,493 km (0.04 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: 552 - 19,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit