🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.39 AU - 0.63 AU

Year: 235 Days

Day: 19 Hours

Environment

Temp: -118 °C

Axial Tilt: 101.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.49 AU - 0.77 AU

Year: 323 Days

Day: 16.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,097,921 km

• M1: 185,651 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.5

Radius: 9

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.78 AU - 0.8 AU

Year: 453 Days

Day: 6.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 52,097,921 km

• M1: 113,246 km (0.117 R)
• M2: 187,745 km (0.111 R)
• M3: 245,341 km (0.106 R)
• M4: 307,424 km (0.109 R)
• M5: 391,946 km (0.028 R)
• M6: 450,290 km (0.036 R)
• M7: 512,373 km (0.072 R)
• M8: 574,306 km (0.095 R)
• M9: 680,072 km (0.116 R)
• M10: 741,407 km (0.11 R)
• M11: 800,947 km (0.118 R)
• M12: 891,155 km (0.05 R)
• M13: 972,237 km (0.115 R)
• M14: 1,033,572 km (0.058 R)
• M15: 1,151,006 km (0.066 R)
• M16: 1,340,846 km (0.064 R)
• M17: 1,419,684 km (0.088 R)
• M18: 1,515,426 km (0.08 R)
• M19: 1,577,061 km (0.091 R)
• M20: 1,650,065 km (0.087 R)
• M21: 1,777,971 km (0.044 R)
• M22: 1,881,492 km (0.11 R)
• M23: 2,216,143 km (0.057 R)
• M24: 2,581,910 km (0.098 R)
• M25: 2,794,039 km (0.111 R)
• M26: 2,851,186 km (0.036 R)
• M27: 3,149,484 km (0.106 R)
• M28: 3,248,817 km (0.094 R)
• M29: 3,362,811 km (0.114 R)
• M30: 3,478,150 km (0.104 R)
• M31: 3,608,600 km (0.041 R)
• M32: 3,684,895 km (0.112 R)
• M33: 3,803,975 km (0.033 R)
• M34: 3,860,373 km (0.086 R)
• M35: 4,038,544 km (0.093 R)
• M36: 4,161,364 km (0.057 R)
• M37: 4,219,558 km (0.108 R)
• M38: 4,292,561 km (0.12 R)
• M39: 4,366,163 km (0.114 R)
• M40: 4,455,025 km (0.082 R)
• M41: 4,537,004 km (0.113 R)
• M42: 4,596,843 km (0.11 R)
• M43: 4,717,569 km (0.087 R)
• M44: 4,785,935 km (0.101 R)
• M45: 4,869,859 km (0.102 R)
• M46: 4,938,974 km (0.078 R)
• M47: 5,062,691 km (0.086 R)
• M48: 5,203,014 km (0.118 R)
• M49: 5,344,534 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.2

Radius: 13.8

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.47 AU - 2.29 AU

Year: 1664 Days

Day: 11.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 52,097,921 km

• M1: 172,038 km (0.071 R)
• M2: 356,342 km (0.117 R)
• M3: 496,665 km (0.037 R)
• M4: 674,238 km (0.035 R)
• M5: 768,783 km (0.083 R)
• M6: 1,131,409 km (0.114 R)
• M7: 1,230,592 km (0.066 R)
• M8: 1,367,923 km (0.109 R)
• M9: 1,630,467 km (0.076 R)
• M10: 1,802,056 km (0.052 R)
• M11: 1,989,951 km (0.06 R)
• M12: 2,184,428 km (0.119 R)
• M13: 2,450,264 km (0.117 R)
• M14: 2,548,549 km (0.119 R)
• M15: 2,715,501 km (0.066 R)
• M16: 2,978,793 km (0.025 R)
• M17: 3,383,455 km (0.05 R)
• M18: 3,518,243 km (0.059 R)
• M19: 3,958,958 km (0.094 R)
• M20: 4,140,420 km (0.108 R)
• M21: 4,417,625 km (0.11 R)
• M22: 4,633,046 km (0.067 R)
• M23: 4,824,531 km (0.113 R)
• M24: 4,962,760 km (0.094 R)
• M25: 5,088,422 km (0.115 R)
• M26: 5,201,069 km (0.075 R)
• M27: 5,357,249 km (0.065 R)
• M28: 5,543,947 km (0.103 R)
• M29: 5,645,375 km (0.091 R)
• M30: 6,057,218 km (0.074 R)
• M31: 6,146,827 km (0.108 R)
• M32: 6,478,934 km (0.096 R)
• M33: 6,631,973 km (0.077 R)
• M34: 6,770,650 km (0.082 R)
• M35: 7,224,231 km (0.096 R)
• M36: 7,366,947 km (0.047 R)
• M37: 7,768,617 km (0.091 R)
• M38: 7,898,618 km (0.078 R)
• M39: 8,013,060 km (0.056 R)
• M40: 8,144,407 km (0.118 R)
• M41: 8,359,529 km (0.079 R)
• M42: 8,492,821 km (0.095 R)
• M43: 8,829,266 km (0.109 R)
• M44: 8,982,155 km (0.092 R)
• M45: 9,135,792 km (0.1 R)
• M46: 9,411,352 km (0.105 R)
• M47: 9,550,029 km (0.108 R)
• M48: 9,637,095 km (0.052 R)
• M49: 9,741,963 km (0.099 R)
• M50: 10,307,592 km (0.104 R)
• M51: 10,684,729 km (0.099 R)
• M52: 10,974,949 km (0.099 R)
• M53: 11,378,564 km (0.066 R)
• M54: 11,563,616 km (0.088 R)
• M55: 11,786,966 km (0.09 R)
• M56: 11,899,164 km (0.102 R)
• M57: 12,162,456 km (0.107 R)
• M58: 12,713,874 km (0.054 R)
• M59: 12,828,915 km (0.105 R)
• M60: 13,002,299 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.6

Radius: 14.4

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.72 AU - 2.86 AU

Year: 3009 Days

Day: 8.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 52,097,921 km

• M1: 181,163 km (0.063 R)
• M2: 303,983 km (0.077 R)
• M3: 458,368 km (0.115 R)
• M4: 594,053 km (0.025 R)
• M5: 697,126 km (0.068 R)
• M6: 902,973 km (0.085 R)
• M7: 1,037,162 km (0.077 R)
• M8: 1,276,967 km (0.11 R)
• M9: 1,430,006 km (0.105 R)
• M10: 1,671,756 km (0.101 R)
• M11: 2,135,210 km (0.113 R)
• M12: 2,382,047 km (0.085 R)
• M13: 2,605,995 km (0.114 R)
• M14: 3,109,541 km (0.058 R)
• M15: 3,266,619 km (0.1 R)
• M16: 3,372,834 km (0.101 R)
• M17: 3,516,448 km (0.113 R)
• M18: 3,754,009 km (0.047 R)
• M19: 3,959,407 km (0.069 R)
• M20: 4,149,396 km (0.051 R)
• M21: 4,245,438 km (0.105 R)
• M22: 4,342,377 km (0.102 R)
• M23: 4,558,247 km (0.119 R)
• M24: 4,697,373 km (0.067 R)
• M25: 4,980,113 km (0.113 R)
• M26: 5,103,083 km (0.115 R)
• M27: 5,541,404 km (0.116 R)
• M28: 5,991,993 km (0.107 R)
• M29: 6,101,050 km (0.031 R)
• M30: 7,089,443 km (0.119 R)
• M31: 7,181,745 km (0.117 R)
• M32: 7,649,538 km (0.082 R)
• M33: 7,863,313 km (0.033 R)
• M34: 7,958,906 km (0.084 R)
• M35: 8,369,851 km (0.064 R)
• M36: 8,664,110 km (0.065 R)
• M37: 8,936,827 km (0.12 R)
• M38: 9,389,361 km (0.097 R)
• M39: 9,875,255 km (0.107 R)
• M40: 9,978,477 km (0.102 R)
• M41: 10,395,556 km (0.101 R)
• M42: 10,553,382 km (0.113 R)
• M43: 10,658,998 km (0.085 R)
• M44: 11,004,868 km (0.12 R)
• M45: 11,927,139 km (0.098 R)
• M46: 12,845,969 km (0.086 R)
• M47: 13,015,464 km (0.036 R)
• M48: 13,299,699 km (0.117 R)
• M49: 14,310,532 km (0.095 R)
• M50: 14,486,310 km (0.074 R)
• M51: 14,662,835 km (0.059 R)
• M52: 14,958,590 km (0.071 R)
• M53: 15,077,521 km (0.109 R)
• M54: 16,191,875 km (0.118 R)
• M55: 16,466,986 km (0.088 R)
• M56: 16,990,877 km (0.058 R)
• M57: 18,563,450 km (0.07 R)
• M58: 19,367,090 km (0.08 R)
• M59: 19,920,153 km (0.08 R)
• M60: 20,051,051 km (0.085 R)
• M61: 20,610,547 km (0.103 R)
• M62: 21,677,479 km (0.113 R)
• M63: 22,082,291 km (0.098 R)
• M64: 22,353,512 km (0.112 R)
• M65: 22,591,822 km (0.062 R)
• M66: 22,762,513 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.7

Radius: 12.3

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.68 AU - 5.22 AU

Year: 6061 Days

Day: 6.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 52,097,921 km

• M1: 210,933 km (0.072 R)
• M2: 316,998 km (0.086 R)
• M3: 411,095 km (0.066 R)
• M4: 824,434 km (0.085 R)
• M5: 980,464 km (0.114 R)
• M6: 1,494,483 km (0.084 R)
• M7: 1,642,884 km (0.103 R)
• M8: 1,970,952 km (0.119 R)
• M9: 2,101,551 km (0.104 R)
• M10: 2,235,142 km (0.048 R)
• M11: 2,388,928 km (0.113 R)
• M12: 2,779,828 km (0.042 R)
• M13: 2,982,982 km (0.1 R)
• M14: 3,947,140 km (0.044 R)
• M15: 4,218,361 km (0.09 R)
• M16: 4,582,332 km (0.102 R)
• M17: 5,547,987 km (0.113 R)
• M18: 6,282,512 km (0.043 R)
• M19: 6,452,605 km (0.063 R)
• M20: 6,575,126 km (0.092 R)
• M21: 6,872,227 km (0.074 R)
• M22: 8,157,572 km (0.098 R)
• M23: 9,100,786 km (0.11 R)
• M24: 9,852,067 km (0.091 R)
• M25: 10,565,350 km (0.116 R)
• M26: 10,913,763 km (0.084 R)
• M27: 11,265,916 km (0.079 R)
• M28: 11,413,719 km (0.069 R)
• M29: 11,502,730 km (0.087 R)
• M30: 12,011,512 km (0.036 R)
• M31: 12,497,107 km (0.084 R)
• M32: 13,268,882 km (0.047 R)
• M33: 13,519,160 km (0.104 R)
• M34: 13,802,498 km (0.105 R)
• M35: 13,960,772 km (0.115 R)
• M36: 14,119,645 km (0.039 R)
• M37: 14,407,173 km (0.096 R)
• M38: 14,600,004 km (0.109 R)
• M39: 14,728,958 km (0.099 R)
• M40: 14,858,360 km (0.062 R)
• M41: 15,020,524 km (0.028 R)
• M42: 15,379,559 km (0.12 R)
• M43: 15,543,668 km (0.119 R)
• M44: 15,906,891 km (0.115 R)
• M45: 16,039,585 km (0.115 R)
• M46: 17,114,894 km (0.045 R)
• M47: 17,387,461 km (0.115 R)
• M48: 17,524,194 km (0.104 R)
• M49: 18,282,954 km (0.066 R)
• M50: 18,387,224 km (0.112 R)
• M51: 18,631,368 km (0.112 R)
• M52: 19,334,777 km (0.096 R)
• M53: 19,583,109 km (0.075 R)
• M54: 21,350,459 km (0.084 R)
• M55: 21,533,716 km (0.089 R)
• M56: 21,975,478 km (0.113 R)
• M57: 22,643,882 km (0.12 R)
• M58: 22,980,627 km (0.12 R)
• M59: 23,130,823 km (0.109 R)
• M60: 23,319,017 km (0.067 R)
• M61: 24,305,764 km (0.068 R)
• M62: 25,461,258 km (0.093 R)
• M63: 25,967,498 km (0.073 R)
• M64: 26,123,977 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.6

Radius: 7

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.78 AU - 8.2 AU

Year: 14583 Days

Day: 24 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 52,097,921 km

• M1: 256,710 km (0.042 R)
• M2: 343,926 km (0.059 R)
• M3: 518,805 km (0.048 R)
• M4: 600,187 km (0.12 R)
• M5: 721,660 km (0.12 R)
• M6: 1,091,915 km (0.096 R)
• M7: 1,468,004 km (0.086 R)
• M8: 1,756,578 km (0.12 R)
• M9: 2,010,446 km (0.045 R)
• M10: 2,496,788 km (0.062 R)
• M11: 3,108,644 km (0.11 R)
• M12: 3,447,034 km (0.111 R)
• M13: 4,092,100 km (0.108 R)
• M14: 4,292,860 km (0.075 R)
• M15: 4,600,135 km (0.095 R)
• M16: 4,773,967 km (0.083 R)
• M17: 4,879,284 km (0.084 R)
• M18: 6,240,475 km (0.096 R)
• M19: 6,394,411 km (0.092 R)
• M20: 7,182,194 km (0.061 R)
• M21: 7,628,594 km (0.113 R)
• M22: 7,958,756 km (0.103 R)
• M23: 8,209,632 km (0.119 R)
• M24: 8,676,078 km (0.115 R)
• M25: 8,891,050 km (0.101 R)
• M26: 9,064,135 km (0.084 R)
• M27: 10,126,579 km (0.087 R)
• M28: 10,580,758 km (0.109 R)
• M29: 10,764,464 km (0.094 R)
• M30: 10,902,693 km (0.088 R)
• M31: 11,792,800 km (0.049 R)
• M32: 12,270,466 km (0.115 R)
• M33: 14,092,568 km (0.092 R)
• M34: 14,193,397 km (0.109 R)
• M35: 14,650,419 km (0.083 R)
• M36: 15,009,154 km (0.046 R)
• M37: 15,997,398 km (0.045 R)
• M38: 17,491,731 km (0.118 R)
• M39: 17,763,251 km (0.056 R)
• M40: 18,530,838 km (0.076 R)
• M41: 19,421,394 km (0.096 R)
• M42: 19,702,638 km (0.07 R)
• M43: 19,985,079 km (0.081 R)
• M44: 20,212,019 km (0.058 R)
• M45: 21,533,716 km (0.109 R)
• M46: 21,708,147 km (0.099 R)
• M47: 22,234,283 km (0.053 R)
• M48: 23,358,810 km (0.111 R)
• M49: 23,957,949 km (0.116 R)
• M50: 27,217,537 km (0.102 R)
• M51: 27,784,663 km (0.107 R)
• M52: 27,974,652 km (0.1 R)
• M53: 28,292,099 km (0.111 R)
• M54: 28,674,621 km (0.11 R)
• M55: 29,187,442 km (0.071 R)
• M56: 30,547,885 km (0.082 R)
• M57: 30,809,382 km (0.057 R)
• M58: 31,005,954 km (0.098 R)
• M59: 32,327,053 km (0.115 R)
• M60: 32,526,915 km (0.087 R)
• M61: 32,593,486 km (0.106 R)
• M62: 33,397,276 km (0.069 R)
• M63: 33,464,595 km (0.072 R)
• M64: 33,734,021 km (0.045 R)
• M65: 34,955,936 km (0.116 R)
• M66: 35,778,425 km (0.11 R)
• M67: 36,053,984 km (0.1 R)
• M68: 36,607,347 km (0.117 R)
• M69: 37,512,564 km (0.091 R)
• M70: 38,284,189 km (0.052 R)
• M71: 41,134,029 km (0.087 R)
• M72: 44,051,337 km (0.119 R)
• M73: 44,568,796 km (0.058 R)
• M74: 45,684,198 km (0.047 R)
• M75: 47,261,109 km (0.067 R)
• M76: 47,866,531 km (0.073 R)
• M77: 47,942,378 km (0.117 R)
• M78: 48,398,502 km (0.092 R)
• M79: 49,008,711 km (0.034 R)
• M80: 51,009,583 km (0.081 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 14,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit