🌌 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: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.44 AU - 0.6 AU

Year: 242 Days

Day: 31.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649

Radius: 12.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.73 AU - 0.81 AU

Year: 436 Days

Day: 6.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 31,772,807 km

• M1: 177,124 km (0.117 R)
• M2: 311,612 km (0.099 R)
• M3: 477,367 km (0.072 R)
• M4: 577,298 km (0.097 R)
• M5: 717,172 km (0.052 R)
• M6: 814,560 km (0.065 R)
• M7: 952,340 km (0.106 R)
• M8: 1,028,934 km (0.086 R)
• M9: 1,164,919 km (0.088 R)
• M10: 1,257,520 km (0.037 R)
• M11: 1,414,149 km (0.026 R)
• M12: 1,524,103 km (0.119 R)
• M13: 1,648,120 km (0.096 R)
• M14: 1,831,976 km (0.076 R)
• M15: 2,052,483 km (0.111 R)
• M16: 2,135,958 km (0.099 R)
• M17: 2,437,249 km (0.082 R)
• M18: 2,564,257 km (0.112 R)
• M19: 2,661,047 km (0.106 R)
• M20: 3,006,169 km (0.061 R)
• M21: 3,135,871 km (0.102 R)
• M22: 3,274,548 km (0.077 R)
• M23: 3,372,834 km (0.112 R)
• M24: 3,464,986 km (0.056 R)
• M25: 3,558,036 km (0.079 R)
• M26: 3,688,186 km (0.113 R)
• M27: 3,776,000 km (0.12 R)
• M28: 3,871,742 km (0.116 R)
• M29: 4,043,331 km (0.115 R)
• M30: 4,156,577 km (0.086 R)
• M31: 4,263,240 km (0.08 R)
• M32: 4,394,138 km (0.073 R)
• M33: 4,707,247 km (0.064 R)
• M34: 4,866,568 km (0.087 R)
• M35: 5,003,301 km (0.035 R)
• M36: 5,157,835 km (0.055 R)
• M37: 5,264,499 km (0.088 R)
• M38: 5,689,955 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.5

Radius: 9.3

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.83 AU - 0.97 AU

Year: 551 Days

Day: 13.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 31,772,807 km

• M1: 119,977 km (0.032 R)
• M2: 218,712 km (0.052 R)
• M3: 308,321 km (0.093 R)
• M4: 384,915 km (0.096 R)
• M5: 506,389 km (0.093 R)
• M6: 726,746 km (0.114 R)
• M7: 918,980 km (0.097 R)
• M8: 977,772 km (0.088 R)
• M9: 1,173,894 km (0.108 R)
• M10: 1,238,371 km (0.112 R)
• M11: 1,328,130 km (0.103 R)
• M12: 1,445,115 km (0.095 R)
• M13: 1,610,870 km (0.064 R)
• M14: 1,783,057 km (0.086 R)
• M15: 1,857,856 km (0.098 R)
• M16: 1,940,584 km (0.085 R)
• M17: 2,010,446 km (0.107 R)
• M18: 2,102,598 km (0.091 R)
• M19: 2,210,757 km (0.118 R)
• M20: 2,276,580 km (0.101 R)
• M21: 2,335,672 km (0.069 R)
• M22: 2,395,212 km (0.034 R)
• M23: 2,516,087 km (0.064 R)
• M24: 2,607,940 km (0.117 R)
• M25: 2,787,308 km (0.119 R)
• M26: 2,906,537 km (0.032 R)
• M27: 3,060,024 km (0.099 R)
• M28: 3,133,627 km (0.073 R)
• M29: 3,299,381 km (0.072 R)
• M30: 3,425,642 km (0.066 R)
• M31: 3,639,716 km (0.114 R)
• M32: 3,779,141 km (0.086 R)
• M33: 3,840,626 km (0.046 R)
• M34: 3,911,386 km (0.086 R)
• M35: 4,036,151 km (0.105 R)
• M36: 4,216,865 km (0.116 R)
• M37: 4,344,921 km (0.09 R)
• M38: 4,446,348 km (0.088 R)
• M39: 4,623,621 km (0.116 R)
• M40: 4,784,290 km (0.116 R)
• M41: 4,898,732 km (0.089 R)
• M42: 5,033,520 km (0.072 R)
• M43: 5,091,564 km (0.066 R)
• M44: 5,316,559 km (0.111 R)
• M45: 5,675,145 km (0.059 R)
• M46: 5,959,530 km (0.115 R)
• M47: 6,342,501 km (0.068 R)
• M48: 6,426,276 km (0.116 R)
• M49: 6,563,307 km (0.066 R)
• M50: 6,829,741 km (0.109 R)
• M51: 7,077,924 km (0.046 R)
• M52: 7,186,682 km (0.115 R)
• M53: 7,373,081 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.3

Radius: 8.7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.18 AU - 1.36 AU

Year: 924 Days

Day: 11.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 31,772,807 km

• M1: 108,458 km (0.047 R)
• M2: 182,809 km (0.116 R)
• M3: 325,824 km (0.077 R)
• M4: 397,332 km (0.051 R)
• M5: 524,789 km (0.106 R)
• M6: 634,744 km (0.078 R)
• M7: 752,926 km (0.118 R)
• M8: 822,489 km (0.085 R)
• M9: 904,918 km (0.051 R)
• M10: 968,646 km (0.071 R)
• M11: 1,072,766 km (0.045 R)
• M12: 1,180,926 km (0.069 R)
• M13: 1,268,889 km (0.111 R)
• M14: 1,426,715 km (0.056 R)
• M15: 1,558,959 km (0.067 R)
• M16: 1,708,707 km (0.11 R)
• M17: 1,775,278 km (0.061 R)
• M18: 1,842,747 km (0.117 R)
• M19: 1,994,289 km (0.09 R)
• M20: 2,150,170 km (0.09 R)
• M21: 2,207,765 km (0.101 R)
• M22: 2,369,032 km (0.062 R)
• M23: 2,602,853 km (0.098 R)
• M24: 2,687,825 km (0.093 R)
• M25: 2,907,883 km (0.117 R)
• M26: 2,979,840 km (0.072 R)
• M27: 3,109,392 km (0.055 R)
• M28: 3,224,283 km (0.086 R)
• M29: 3,349,048 km (0.057 R)
• M30: 3,526,321 km (0.118 R)
• M31: 3,646,299 km (0.066 R)
• M32: 3,758,796 km (0.095 R)
• M33: 3,863,814 km (0.061 R)
• M34: 3,943,250 km (0.102 R)
• M35: 4,103,619 km (0.066 R)
• M36: 4,302,584 km (0.099 R)
• M37: 4,357,337 km (0.067 R)
• M38: 4,440,065 km (0.062 R)
• M39: 4,523,241 km (0.042 R)
• M40: 4,625,716 km (0.085 R)
• M41: 4,728,938 km (0.116 R)
• M42: 4,899,480 km (0.093 R)
• M43: 5,014,371 km (0.05 R)
• M44: 5,285,742 km (0.1 R)
• M45: 5,502,359 km (0.107 R)
• M46: 5,631,911 km (0.117 R)
• M47: 5,802,602 km (0.1 R)
• M48: 5,914,053 km (0.103 R)
• M49: 6,252,593 km (0.105 R)
• M50: 6,597,416 km (0.117 R)
• M51: 6,756,289 km (0.091 R)
• M52: 6,841,559 km (0.084 R)
• M53: 6,970,064 km (0.066 R)
• M54: 7,088,546 km (0.084 R)
• M55: 7,218,696 km (0.074 R)
• M56: 7,305,762 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.8

Radius: 14.2

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.39 AU - 5.91 AU

Year: 7546 Days

Day: 8.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 31,772,807 km

• M1: 220,806 km (0.104 R)
• M2: 330,910 km (0.069 R)
• M3: 466,147 km (0.087 R)
• M4: 731,534 km (0.052 R)
• M5: 1,013,226 km (0.1 R)
• M6: 1,158,486 km (0.093 R)
• M7: 1,390,512 km (0.084 R)
• M8: 1,767,948 km (0.095 R)
• M9: 2,107,385 km (0.109 R)
• M10: 2,369,929 km (0.098 R)
• M11: 2,542,715 km (0.046 R)
• M12: 2,668,826 km (0.107 R)
• M13: 2,822,912 km (0.119 R)
• M14: 3,330,946 km (0.107 R)
• M15: 3,469,474 km (0.116 R)
• M16: 3,867,703 km (0.12 R)
• M17: 4,492,873 km (0.092 R)
• M18: 5,604,834 km (0.105 R)
• M19: 6,140,693 km (0.106 R)
• M20: 6,798,475 km (0.07 R)
• M21: 7,082,262 km (0.083 R)
• M22: 7,333,886 km (0.04 R)
• M23: 7,478,996 km (0.08 R)
• M24: 7,625,003 km (0.099 R)
• M25: 8,407,400 km (0.118 R)
• M26: 8,559,242 km (0.036 R)
• M27: 9,450,696 km (0.113 R)
• M28: 9,727,901 km (0.111 R)
• M29: 10,169,065 km (0.056 R)
• M30: 10,331,079 km (0.118 R)
• M31: 10,453,151 km (0.081 R)
• M32: 10,698,791 km (0.072 R)
• M33: 11,363,305 km (0.061 R)
• M34: 11,955,712 km (0.06 R)
• M35: 12,169,787 km (0.119 R)
• M36: 12,645,059 km (0.111 R)
• M37: 13,259,009 km (0.118 R)
• M38: 13,927,562 km (0.087 R)
• M39: 14,107,678 km (0.099 R)
• M40: 14,470,303 km (0.113 R)
• M41: 15,297,429 km (0.07 R)
• M42: 16,853,547 km (0.041 R)
• M43: 17,093,801 km (0.101 R)
• M44: 17,821,146 km (0.062 R)
• M45: 18,410,412 km (0.051 R)
• M46: 19,962,041 km (0.108 R)
• M47: 20,063,618 km (0.066 R)
• M48: 20,676,520 km (0.102 R)
• M49: 21,192,034 km (0.055 R)
• M50: 21,659,528 km (0.041 R)
• M51: 22,604,986 km (0.082 R)
• M52: 22,710,902 km (0.11 R)
• M53: 23,029,395 km (0.117 R)
• M54: 23,296,128 km (0.103 R)
• M55: 23,563,759 km (0.114 R)
• M56: 23,832,586 km (0.063 R)
• M57: 23,940,297 km (0.107 R)
• M58: 26,240,813 km (0.051 R)
• M59: 26,519,364 km (0.062 R)
• M60: 27,473,799 km (0.097 R)
• M61: 28,783,079 km (0.036 R)
• M62: 29,763,843 km (0.03 R)
• M63: 31,402,987 km (0.03 R)
• M64: 32,114,474 km (0.098 R)
• M65: 32,771,358 km (0.045 R)
• M66: 33,493,018 km (0.094 R)
• M67: 34,646,268 km (0.079 R)
• M68: 34,890,711 km (0.119 R)
• M69: 35,135,753 km (0.117 R)
• M70: 35,504,362 km (0.116 R)
• M71: 36,804,667 km (0.119 R)
• M72: 39,197,185 km (0.084 R)
• M73: 39,451,950 km (0.082 R)
• M74: 39,899,098 km (0.103 R)
• M75: 40,605,200 km (0.052 R)
• M76: 41,315,342 km (0.055 R)
• M77: 42,748,040 km (0.119 R)
• M78: 43,470,598 km (0.047 R)
• M79: 44,263,317 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.5

Radius: 3.3

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.11 AU - 10.07 AU

Year: 16256 Days

Day: 18.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 31,772,807 km

• M1: 285,433 km (0.088 R)
• M2: 530,923 km (0.118 R)
• M3: 897,737 km (0.11 R)
• M4: 926,460 km (0.109 R)
• M5: 1,044,492 km (0.11 R)
• M6: 1,183,020 km (0.083 R)
• M7: 1,562,849 km (0.088 R)
• M8: 1,757,027 km (0.058 R)
• M9: 2,794,488 km (0.064 R)
• M10: 3,293,098 km (0.05 R)
• M11: 3,405,147 km (0.09 R)
• M12: 3,564,020 km (0.114 R)
• M13: 3,865,609 km (0.089 R)
• M14: 4,667,154 km (0.097 R)
• M15: 4,868,962 km (0.111 R)
• M16: 6,029,093 km (0.077 R)
• M17: 6,359,705 km (0.051 R)
• M18: 7,240,687 km (0.089 R)
• M19: 7,650,884 km (0.057 R)
• M20: 7,710,125 km (0.078 R)
• M21: 8,128,849 km (0.082 R)
• M22: 8,493,718 km (0.093 R)
• M23: 9,144,918 km (0.11 R)
• M24: 9,397,289 km (0.088 R)
• M25: 10,070,330 km (0.087 R)
• M26: 11,394,870 km (0.118 R)
• M27: 11,905,447 km (0.076 R)
• M28: 13,552,969 km (0.114 R)
• M29: 14,384,882 km (0.11 R)
• M30: 15,270,502 km (0.083 R)
• M31: 15,569,548 km (0.039 R)
• M32: 16,173,624 km (0.113 R)
• M33: 16,631,543 km (0.068 R)
• M34: 17,521,351 km (0.113 R)
• M35: 20,775,255 km (0.096 R)
• M36: 21,023,587 km (0.109 R)
• M37: 21,774,419 km (0.1 R)
• M38: 22,279,760 km (0.12 R)
• M39: 23,431,066 km (0.031 R)
• M40: 25,392,294 km (0.113 R)
• M41: 25,968,545 km (0.097 R)
• M42: 27,405,432 km (0.082 R)
• M43: 27,814,283 km (0.113 R)
• M44: 30,074,857 km (0.073 R)
• M45: 30,967,058 km (0.065 R)
• M46: 31,535,082 km (0.097 R)
• M47: 31,677,648 km (0.048 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 17,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit