🌌 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: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.5 AU - 0.54 AU

Year: 242 Days

Day: 17.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,496,843 km

• M1: 428,897 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.3

Radius: 13.9

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.77 AU - 0.77 AU

Year: 436 Days

Day: 5.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 27,496,843 km

• M1: 176,376 km (0.098 R)
• M2: 266,434 km (0.064 R)
• M3: 397,033 km (0.067 R)
• M4: 500,554 km (0.039 R)
• M5: 639,531 km (0.086 R)
• M6: 810,970 km (0.078 R)
• M7: 962,363 km (0.064 R)
• M8: 1,099,694 km (0.109 R)
• M9: 1,213,688 km (0.05 R)
• M10: 1,316,461 km (0.111 R)
• M11: 1,416,841 km (0.084 R)
• M12: 1,503,758 km (0.102 R)
• M13: 1,723,218 km (0.072 R)
• M14: 1,893,460 km (0.115 R)
• M15: 1,983,967 km (0.056 R)
• M16: 2,181,885 km (0.086 R)
• M17: 2,289,745 km (0.106 R)
• M18: 2,471,506 km (0.11 R)
• M19: 2,658,205 km (0.109 R)
• M20: 2,787,607 km (0.12 R)
• M21: 3,109,841 km (0.079 R)
• M22: 3,290,106 km (0.12 R)
• M23: 3,466,482 km (0.065 R)
• M24: 3,593,490 km (0.115 R)
• M25: 3,875,183 km (0.088 R)
• M26: 3,975,863 km (0.088 R)
• M27: 4,077,440 km (0.107 R)
• M28: 4,211,629 km (0.097 R)
• M29: 4,476,567 km (0.072 R)
• M30: 4,672,689 km (0.084 R)
• M31: 4,896,638 km (0.094 R)
• M32: 5,312,520 km (0.04 R)
• M33: 5,468,101 km (0.104 R)
• M34: 5,590,323 km (0.094 R)
• M35: 5,730,945 km (0.118 R)
• M36: 5,890,715 km (0.103 R)
• M37: 6,069,934 km (0.108 R)
• M38: 6,223,720 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.6

Radius: 14.3

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.59 AU - 0.97 AU

Year: 445 Days

Day: 8.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 27,496,843 km

• M1: 181,462 km (0.061 R)
• M2: 282,441 km (0.092 R)
• M3: 383,419 km (0.072 R)
• M4: 487,390 km (0.092 R)
• M5: 655,687 km (0.104 R)
• M6: 755,020 km (0.118 R)
• M7: 882,927 km (0.088 R)
• M8: 1,043,445 km (0.031 R)
• M9: 1,163,273 km (0.094 R)
• M10: 1,434,344 km (0.071 R)
• M11: 1,540,858 km (0.084 R)
• M12: 1,720,675 km (0.064 R)
• M13: 1,828,385 km (0.106 R)
• M14: 2,050,987 km (0.091 R)
• M15: 2,191,609 km (0.093 R)
• M16: 2,296,028 km (0.069 R)
• M17: 2,388,779 km (0.053 R)
• M18: 2,557,675 km (0.1 R)
• M19: 2,660,897 km (0.096 R)
• M20: 2,850,587 km (0.115 R)
• M21: 3,059,276 km (0.066 R)
• M22: 3,191,521 km (0.085 R)
• M23: 3,295,641 km (0.094 R)
• M24: 3,454,065 km (0.06 R)
• M25: 3,553,548 km (0.102 R)
• M26: 3,669,486 km (0.113 R)
• M27: 3,770,914 km (0.056 R)
• M28: 3,944,896 km (0.072 R)
• M29: 4,081,180 km (0.116 R)
• M30: 4,227,337 km (0.09 R)
• M31: 4,524,737 km (0.11 R)
• M32: 4,726,844 km (0.113 R)
• M33: 4,983,853 km (0.096 R)
• M34: 5,307,134 km (0.114 R)
• M35: 5,458,078 km (0.032 R)
• M36: 5,547,538 km (0.092 R)
• M37: 5,682,625 km (0.048 R)
• M38: 5,846,285 km (0.12 R)
• M39: 6,374,664 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.6

Radius: 9.6

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.73 AU - 1.07 AU

Year: 551 Days

Day: 12.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 27,496,843 km

• M1: 159,023 km (0.084 R)
• M2: 219,161 km (0.114 R)
• M3: 292,314 km (0.097 R)
• M4: 391,348 km (0.1 R)
• M5: 455,226 km (0.066 R)
• M6: 531,521 km (0.049 R)
• M7: 689,796 km (0.053 R)
• M8: 850,015 km (0.118 R)
• M9: 927,656 km (0.098 R)
• M10: 992,582 km (0.099 R)
• M11: 1,153,848 km (0.109 R)
• M12: 1,257,221 km (0.032 R)
• M13: 1,329,775 km (0.086 R)
• M14: 1,479,224 km (0.088 R)
• M15: 1,568,085 km (0.06 R)
• M16: 1,646,624 km (0.045 R)
• M17: 1,864,737 km (0.072 R)
• M18: 1,941,780 km (0.111 R)
• M19: 2,085,694 km (0.09 R)
• M20: 2,165,878 km (0.06 R)
• M21: 2,315,326 km (0.104 R)
• M22: 2,384,440 km (0.119 R)
• M23: 2,546,156 km (0.103 R)
• M24: 2,617,664 km (0.11 R)
• M25: 2,873,027 km (0.091 R)
• M26: 2,947,527 km (0.11 R)
• M27: 3,275,296 km (0.103 R)
• M28: 3,463,340 km (0.105 R)
• M29: 3,526,770 km (0.062 R)
• M30: 3,638,819 km (0.101 R)
• M31: 3,711,523 km (0.098 R)
• M32: 3,792,904 km (0.106 R)
• M33: 3,982,295 km (0.047 R)
• M34: 4,242,446 km (0.096 R)
• M35: 4,319,040 km (0.105 R)
• M36: 4,421,814 km (0.062 R)
• M37: 4,797,155 km (0.118 R)
• M38: 5,228,146 km (0.104 R)
• M39: 5,625,030 km (0.093 R)
• M40: 5,718,678 km (0.099 R)
• M41: 5,784,501 km (0.072 R)
• M42: 5,936,193 km (0.117 R)
• M43: 6,050,635 km (0.074 R)
• M44: 6,185,274 km (0.104 R)
• M45: 6,272,340 km (0.105 R)
• M46: 6,379,302 km (0.09 R)
• M47: 6,535,931 km (0.107 R)
• M48: 6,664,136 km (0.104 R)

Asteroid Belt

Center: 2.04 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295

Radius: 11.5

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.41 AU - 3.93 AU

Year: 3644 Days

Day: 13.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 27,496,843 km

• M1: 149,448 km (0.098 R)
• M2: 306,376 km (0.034 R)
• M3: 425,905 km (0.073 R)
• M4: 504,444 km (0.107 R)
• M5: 589,116 km (0.119 R)
• M6: 688,150 km (0.101 R)
• M7: 784,342 km (0.093 R)
• M8: 1,002,007 km (0.066 R)
• M9: 1,102,985 km (0.094 R)
• M10: 1,228,947 km (0.096 R)
• M11: 1,473,090 km (0.065 R)
• M12: 1,720,974 km (0.099 R)
• M13: 1,794,277 km (0.109 R)
• M14: 1,931,757 km (0.056 R)
• M15: 2,059,813 km (0.105 R)
• M16: 2,164,232 km (0.091 R)
• M17: 2,338,065 km (0.119 R)
• M18: 2,713,855 km (0.054 R)
• M19: 2,800,023 km (0.11 R)
• M20: 2,931,071 km (0.1 R)
• M21: 3,444,641 km (0.077 R)
• M22: 3,808,014 km (0.075 R)
• M23: 3,921,110 km (0.058 R)
• M24: 4,002,641 km (0.097 R)
• M25: 4,217,164 km (0.101 R)
• M26: 4,588,915 km (0.12 R)
• M27: 4,674,933 km (0.108 R)
• M28: 5,077,501 km (0.109 R)
• M29: 5,238,169 km (0.066 R)
• M30: 5,491,289 km (0.106 R)
• M31: 5,711,647 km (0.091 R)
• M32: 5,841,498 km (0.117 R)
• M33: 6,256,033 km (0.117 R)
• M34: 6,351,626 km (0.074 R)
• M35: 6,777,831 km (0.027 R)
• M36: 7,414,519 km (0.098 R)
• M37: 7,699,204 km (0.061 R)
• M38: 7,781,184 km (0.064 R)
• M39: 8,321,232 km (0.114 R)
• M40: 8,447,493 km (0.111 R)
• M41: 9,284,493 km (0.117 R)
• M42: 9,393,699 km (0.088 R)
• M43: 9,481,363 km (0.047 R)
• M44: 10,192,701 km (0.072 R)
• M45: 10,282,759 km (0.025 R)
• M46: 10,554,728 km (0.057 R)
• M47: 11,175,410 km (0.101 R)
• M48: 11,384,996 km (0.077 R)
• M49: 11,548,956 km (0.064 R)
• M50: 11,690,026 km (0.081 R)
• M51: 11,784,423 km (0.114 R)
• M52: 12,140,615 km (0.102 R)
• M53: 12,839,387 km (0.108 R)
• M54: 13,255,119 km (0.101 R)
• M55: 13,427,606 km (0.102 R)
• M56: 14,630,223 km (0.087 R)
• M57: 15,090,236 km (0.118 R)
• M58: 16,392,486 km (0.033 R)
• M59: 16,551,209 km (0.086 R)
• M60: 16,710,381 km (0.12 R)
• M61: 17,352,455 km (0.067 R)
• M62: 17,595,253 km (0.095 R)
• M63: 18,330,526 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.2

Radius: 10

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.62 AU - 3.94 AU

Year: 3836 Days

Day: 6.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 112.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 27,496,843 km

• M1: 125,064 km (0.086 R)
• M2: 192,682 km (0.088 R)
• M3: 421,567 km (0.061 R)
• M4: 522,097 km (0.112 R)
• M5: 660,774 km (0.102 R)
• M6: 770,878 km (0.116 R)
• M7: 833,709 km (0.107 R)
• M8: 999,164 km (0.077 R)
• M9: 1,092,064 km (0.119 R)
• M10: 1,200,074 km (0.113 R)
• M11: 1,350,121 km (0.088 R)
• M12: 1,586,934 km (0.097 R)
• M13: 1,823,149 km (0.102 R)
• M14: 1,938,340 km (0.109 R)
• M15: 2,160,941 km (0.036 R)
• M16: 2,283,013 km (0.079 R)
• M17: 2,518,480 km (0.048 R)
• M18: 2,582,508 km (0.029 R)
• M19: 3,755,056 km (0.101 R)
• M20: 3,996,058 km (0.116 R)
• M21: 4,242,147 km (0.081 R)
• M22: 4,357,487 km (0.104 R)
• M23: 4,512,769 km (0.073 R)
• M24: 5,462,117 km (0.073 R)
• M25: 5,587,630 km (0.108 R)
• M26: 6,208,312 km (0.097 R)
• M27: 6,383,341 km (0.074 R)
• M28: 6,515,735 km (0.096 R)
• M29: 6,626,737 km (0.08 R)
• M30: 6,693,607 km (0.102 R)
• M31: 7,306,061 km (0.105 R)
• M32: 7,630,688 km (0.083 R)
• M33: 7,936,466 km (0.092 R)
• M34: 8,222,198 km (0.068 R)
• M35: 8,487,286 km (0.06 R)
• M36: 8,559,990 km (0.101 R)
• M37: 8,755,066 km (0.094 R)
• M38: 8,877,586 km (0.033 R)
• M39: 9,249,038 km (0.118 R)
• M40: 9,373,952 km (0.034 R)
• M41: 9,650,858 km (0.053 R)
• M42: 9,828,431 km (0.076 R)
• M43: 10,032,781 km (0.039 R)
• M44: 10,445,522 km (0.103 R)
• M45: 10,969,413 km (0.071 R)
• M46: 11,314,536 km (0.118 R)
• M47: 11,475,054 km (0.091 R)
• M48: 11,798,335 km (0.103 R)
• M49: 13,177,328 km (0.076 R)
• M50: 13,714,684 km (0.048 R)
• M51: 14,144,030 km (0.065 R)
• M52: 14,316,965 km (0.116 R)
• M53: 14,403,732 km (0.089 R)
• M54: 14,810,788 km (0.115 R)
• M55: 15,755,648 km (0.106 R)
• M56: 16,145,051 km (0.046 R)
• M57: 16,416,422 km (0.111 R)
• M58: 16,659,069 km (0.089 R)
• M59: 16,994,468 km (0.043 R)
• M60: 17,209,141 km (0.114 R)
• M61: 17,703,113 km (0.078 R)
• M62: 17,951,894 km (0.087 R)
• M63: 18,264,404 km (0.043 R)
• M64: 18,831,679 km (0.106 R)
• M65: 19,021,968 km (0.108 R)
• M66: 19,085,547 km (0.114 R)
• M67: 19,213,004 km (0.1 R)
• M68: 19,983,284 km (0.11 R)
• M69: 20,209,924 km (0.061 R)
• M70: 20,274,850 km (0.085 R)
• M71: 20,404,850 km (0.079 R)
• M72: 20,469,925 km (0.087 R)
• M73: 21,256,511 km (0.091 R)
• M74: 21,521,000 km (0.071 R)
• M75: 21,853,107 km (0.071 R)
• M76: 22,387,920 km (0.091 R)
• M77: 22,555,918 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.6

Radius: 10.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 5.39 AU - 5.89 AU

Year: 8648 Days

Day: 5.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 27,496,843 km

• M1: 277,354 km (0.093 R)
• M2: 487,539 km (0.105 R)
• M3: 696,079 km (0.109 R)
• M4: 1,158,486 km (0.096 R)
• M5: 1,549,984 km (0.109 R)
• M6: 1,736,981 km (0.091 R)
• M7: 1,981,424 km (0.094 R)
• M8: 2,237,236 km (0.085 R)
• M9: 2,342,553 km (0.103 R)
• M10: 2,799,724 km (0.111 R)
• M11: 3,567,610 km (0.094 R)
• M12: 3,712,271 km (0.078 R)
• M13: 3,795,747 km (0.108 R)
• M14: 4,136,082 km (0.099 R)
• M15: 4,597,741 km (0.091 R)
• M16: 5,145,718 km (0.07 R)
• M17: 5,215,730 km (0.114 R)
• M18: 5,309,378 km (0.119 R)
• M19: 5,859,749 km (0.109 R)
• M20: 6,178,841 km (0.106 R)
• M21: 6,834,080 km (0.094 R)
• M22: 7,697,409 km (0.065 R)
• M23: 7,804,371 km (0.119 R)
• M24: 8,182,854 km (0.116 R)
• M25: 8,456,917 km (0.102 R)
• M26: 8,761,798 km (0.092 R)
• M27: 9,325,482 km (0.05 R)
• M28: 9,554,367 km (0.085 R)
• M29: 9,727,153 km (0.108 R)
• M30: 9,900,985 km (0.09 R)
• M31: 10,666,328 km (0.079 R)
• M32: 11,237,642 km (0.057 R)
• M33: 11,328,748 km (0.049 R)
• M34: 11,511,706 km (0.072 R)
• M35: 11,634,376 km (0.078 R)
• M36: 12,504,288 km (0.116 R)
• M37: 12,630,249 km (0.113 R)
• M38: 12,851,803 km (0.084 R)
• M39: 12,978,962 km (0.038 R)
• M40: 13,138,433 km (0.114 R)
• M41: 13,524,096 km (0.107 R)
• M42: 14,011,337 km (0.065 R)
• M43: 14,736,288 km (0.073 R)
• M44: 14,869,430 km (0.113 R)
• M45: 16,222,692 km (0.106 R)
• M46: 17,263,445 km (0.117 R)
• M47: 17,862,734 km (0.111 R)
• M48: 19,045,455 km (0.103 R)
• M49: 19,226,917 km (0.089 R)
• M50: 20,031,903 km (0.054 R)
• M51: 20,253,457 km (0.094 R)
• M52: 20,512,860 km (0.111 R)
• M53: 20,661,560 km (0.093 R)
• M54: 20,997,557 km (0.094 R)
• M55: 21,185,003 km (0.093 R)
• M56: 22,397,793 km (0.087 R)
• M57: 22,474,238 km (0.081 R)
• M58: 23,089,833 km (0.063 R)
• M59: 23,322,009 km (0.057 R)
• M60: 24,141,057 km (0.081 R)
• M61: 24,258,791 km (0.059 R)
• M62: 24,692,325 km (0.099 R)
• M63: 25,168,047 km (0.089 R)
• M64: 25,247,633 km (0.087 R)
• M65: 26,128,764 km (0.078 R)
• M66: 26,209,397 km (0.082 R)
• M67: 26,451,596 km (0.025 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.6

Radius: 7.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.8 AU - 6.2 AU

Year: 9489 Days

Day: 23.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 27,496,843 km

• M1: 175,777 km (0.114 R)
• M2: 386,411 km (0.078 R)
• M3: 471,084 km (0.11 R)
• M4: 862,731 km (0.056 R)
• M5: 1,097,899 km (0.027 R)
• M6: 1,166,714 km (0.092 R)
• M7: 2,385,338 km (0.114 R)
• M8: 3,041,923 km (0.104 R)
• M9: 3,100,715 km (0.104 R)
• M10: 3,709,728 km (0.107 R)
• M11: 4,027,923 km (0.092 R)
• M12: 4,555,405 km (0.04 R)
• M13: 4,850,113 km (0.102 R)
• M14: 5,057,904 km (0.117 R)
• M15: 5,410,656 km (0.107 R)
• M16: 5,602,141 km (0.075 R)
• M17: 5,722,867 km (0.107 R)
• M18: 5,942,476 km (0.093 R)
• M19: 6,848,441 km (0.116 R)
• M20: 7,029,604 km (0.117 R)
• M21: 8,870,256 km (0.107 R)
• M22: 10,106,533 km (0.104 R)
• M23: 10,253,737 km (0.037 R)
• M24: 11,152,222 km (0.118 R)
• M25: 11,396,067 km (0.119 R)
• M26: 11,919,958 km (0.087 R)
• M27: 12,927,650 km (0.1 R)
• M28: 13,766,295 km (0.064 R)
• M29: 14,093,466 km (0.114 R)
• M30: 14,192,200 km (0.077 R)
• M31: 15,157,855 km (0.118 R)
• M32: 15,427,879 km (0.1 R)
• M33: 15,563,564 km (0.112 R)
• M34: 16,802,234 km (0.087 R)
• M35: 17,716,427 km (0.077 R)
• M36: 18,394,704 km (0.113 R)
• M37: 18,900,045 km (0.09 R)
• M38: 18,972,451 km (0.115 R)
• M39: 20,108,796 km (0.076 R)
• M40: 20,480,098 km (0.119 R)
• M41: 21,342,530 km (0.06 R)
• M42: 21,418,077 km (0.06 R)
• M43: 21,873,303 km (0.093 R)
• M44: 22,025,743 km (0.08 R)
• M45: 22,331,671 km (0.032 R)
• M46: 23,025,207 km (0.082 R)
• M47: 23,764,968 km (0.096 R)
• M48: 24,236,201 km (0.099 R)
• M49: 24,433,521 km (0.12 R)
• M50: 25,267,828 km (0.106 R)
• M51: 26,801,207 km (0.114 R)
• M52: 27,045,949 km (0.06 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 17,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit