🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.59 AU - 0.67 AU

Year: 323 Days

Day: 39 Hours

Environment

Temp: -130 °C

Axial Tilt: 159.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,241,525 km

• M1: 511,774 km (0.046 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.4

Radius: 14.5

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.94 AU - 1.2 AU

Year: 715 Days

Day: 15 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,241,525 km

• M1: 182,210 km (0.084 R)
• M2: 863,329 km (0.097 R)
• M3: 1,170,454 km (0.106 R)
• M4: 1,625,979 km (0.082 R)
• M5: 2,067,443 km (0.12 R)
• M6: 2,671,220 km (0.119 R)
• M7: 3,388,242 km (0.088 R)
• M8: 3,775,551 km (0.032 R)
• M9: 4,064,125 km (0.077 R)
• M10: 4,352,550 km (0.058 R)
• M11: 5,267,191 km (0.045 R)
• M12: 5,570,875 km (0.1 R)
• M13: 6,844,851 km (0.065 R)
• M14: 7,413,023 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.7

Radius: 9.7

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.45 AU - 1.53 AU

Year: 1174 Days

Day: 14 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,241,525 km

• M1: 122,221 km (0.104 R)
• M2: 412,441 km (0.07 R)
• M3: 882,627 km (0.102 R)
• M4: 1,319,154 km (0.107 R)
• M5: 1,715,588 km (0.118 R)
• M6: 1,930,112 km (0.101 R)
• M7: 2,137,903 km (0.037 R)
• M8: 2,443,382 km (0.111 R)
• M9: 2,912,072 km (0.103 R)
• M10: 3,608,301 km (0.091 R)
• M11: 4,020,592 km (0.067 R)
• M12: 4,500,802 km (0.064 R)
• M13: 5,120,286 km (0.093 R)
• M14: 5,595,110 km (0.11 R)
• M15: 5,934,996 km (0.113 R)
• M16: 6,143,985 km (0.095 R)
• M17: 7,320,273 km (0.106 R)
• M18: 7,927,640 km (0.075 R)
• M19: 8,518,252 km (0.11 R)
• M20: 9,852,965 km (0.064 R)
• M21: 10,258,973 km (0.038 R)
• M22: 11,190,669 km (0.118 R)
• M23: 11,382,004 km (0.058 R)
• M24: 11,842,766 km (0.082 R)
• M25: 12,843,276 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.2

Radius: 10.4

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.56 AU - 2.1 AU

Year: 1598 Days

Day: 12.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,241,525 km

• M1: 153,787 km (0.09 R)
• M2: 380,278 km (0.073 R)
• M3: 781,948 km (0.107 R)
• M4: 987,795 km (0.096 R)
• M5: 1,477,429 km (0.108 R)
• M6: 1,767,200 km (0.1 R)
• M7: 2,191,908 km (0.111 R)
• M8: 2,546,904 km (0.115 R)
• M9: 2,998,540 km (0.077 R)
• M10: 3,836,886 km (0.114 R)
• M11: 4,249,178 km (0.061 R)
• M12: 4,487,487 km (0.064 R)
• M13: 4,895,590 km (0.082 R)
• M14: 6,016,826 km (0.047 R)
• M15: 6,621,651 km (0.081 R)
• M16: 7,349,295 km (0.064 R)
• M17: 7,839,676 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.1

Radius: 8.2

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.59 AU - 5.65 AU

Year: 6412 Days

Day: 5.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,241,525 km

• M1: 109,057 km (0.104 R)
• M2: 315,352 km (0.079 R)
• M3: 536,308 km (0.119 R)
• M4: 732,880 km (0.064 R)
• M5: 924,515 km (0.038 R)
• M6: 1,096,104 km (0.031 R)
• M7: 1,358,648 km (0.095 R)
• M8: 1,991,148 km (0.054 R)
• M9: 2,901,002 km (0.119 R)
• M10: 3,112,234 km (0.069 R)
• M11: 3,270,658 km (0.088 R)
• M12: 4,352,700 km (0.097 R)
• M13: 4,878,985 km (0.1 R)
• M14: 5,128,514 km (0.116 R)
• M15: 6,106,435 km (0.083 R)
• M16: 6,729,211 km (0.109 R)
• M17: 7,474,059 km (0.111 R)
• M18: 8,098,630 km (0.088 R)
• M19: 8,485,490 km (0.079 R)
• M20: 10,195,843 km (0.092 R)
• M21: 10,556,972 km (0.039 R)
• M22: 11,185,433 km (0.103 R)
• M23: 11,525,469 km (0.11 R)
• M24: 13,924,420 km (0.066 R)
• M25: 17,761,306 km (0.114 R)
• M26: 18,285,946 km (0.059 R)
• M27: 18,720,977 km (0.096 R)
• M28: 19,013,740 km (0.112 R)
• M29: 20,006,322 km (0.113 R)
• M30: 21,334,601 km (0.072 R)
• M31: 22,438,783 km (0.06 R)
• M32: 24,285,868 km (0.082 R)
• M33: 25,804,885 km (0.094 R)
• M34: 26,552,874 km (0.113 R)
• M35: 26,727,006 km (0.111 R)
• M36: 30,081,888 km (0.119 R)
• M37: 30,951,799 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.4

Radius: 10.8

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.69 AU - 4.99 AU

Year: 6875 Days

Day: 7 Hours

Environment

Temp: -211 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,241,525 km

• M1: 136,583 km (0.103 R)
• M2: 392,395 km (0.085 R)
• M3: 1,885,532 km (0.073 R)
• M4: 2,328,491 km (0.054 R)
• M5: 3,614,285 km (0.096 R)
• M6: 4,527,430 km (0.106 R)
• M7: 4,911,298 km (0.093 R)
• M8: 5,137,789 km (0.095 R)
• M9: 5,606,629 km (0.118 R)
• M10: 7,071,491 km (0.105 R)
• M11: 8,096,087 km (0.09 R)
• M12: 8,363,419 km (0.064 R)
• M13: 8,684,755 km (0.07 R)
• M14: 9,398,187 km (0.068 R)
• M15: 9,845,185 km (0.099 R)
• M16: 10,770,747 km (0.084 R)
• M17: 11,051,094 km (0.091 R)
• M18: 11,942,996 km (0.097 R)
• M19: 15,324,058 km (0.034 R)
• M20: 15,557,879 km (0.109 R)
• M21: 17,706,853 km (0.084 R)
• M22: 18,247,799 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.1

Radius: 11.3

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.97 AU - 5.05 AU

Year: 7241 Days

Day: 13.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,241,525 km

• M1: 140,622 km (0.096 R)
• M2: 485,744 km (0.078 R)
• M3: 866,321 km (0.044 R)
• M4: 1,173,745 km (0.093 R)
• M5: 1,439,730 km (0.1 R)
• M6: 1,982,621 km (0.077 R)
• M7: 2,315,476 km (0.105 R)
• M8: 3,458,104 km (0.058 R)
• M9: 3,809,360 km (0.06 R)
• M10: 4,178,269 km (0.043 R)
• M11: 6,672,963 km (0.049 R)
• M12: 7,318,777 km (0.114 R)
• M13: 8,633,443 km (0.107 R)
• M14: 9,014,319 km (0.117 R)
• M15: 10,774,039 km (0.096 R)
• M16: 13,197,524 km (0.08 R)
• M17: 14,104,386 km (0.118 R)
• M18: 14,770,845 km (0.118 R)
• M19: 15,406,935 km (0.104 R)
• M20: 16,150,287 km (0.096 R)
• M21: 19,507,263 km (0.083 R)
• M22: 21,467,893 km (0.114 R)
• M23: 22,455,837 km (0.076 R)
• M24: 23,979,791 km (0.111 R)
• M25: 24,209,872 km (0.116 R)
• M26: 26,692,150 km (0.098 R)
• M27: 26,934,947 km (0.058 R)
• M28: 28,040,924 km (0.097 R)
• M29: 28,916,670 km (0.054 R)
• M30: 30,449,450 km (0.029 R)
• M31: 31,955,751 km (0.113 R)
• M32: 32,421,299 km (0.078 R)
• M33: 33,430,636 km (0.073 R)
• M34: 33,702,306 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.7

Radius: 11

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.78 AU - 6.68 AU

Year: 8856 Days

Day: 12.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,241,525 km

• M1: 419,921 km (0.111 R)
• M2: 708,496 km (0.088 R)
• M3: 1,391,559 km (0.047 R)
• M4: 1,672,355 km (0.088 R)
• M5: 2,775,041 km (0.094 R)
• M6: 3,127,194 km (0.066 R)
• M7: 3,349,048 km (0.107 R)
• M8: 3,683,548 km (0.099 R)
• M9: 4,007,129 km (0.074 R)
• M10: 4,847,121 km (0.11 R)
• M11: 5,506,997 km (0.107 R)
• M12: 6,072,776 km (0.099 R)
• M13: 7,103,206 km (0.106 R)
• M14: 8,336,042 km (0.096 R)
• M15: 8,907,057 km (0.048 R)
• M16: 10,150,814 km (0.069 R)
• M17: 11,382,902 km (0.063 R)
• M18: 11,666,390 km (0.096 R)
• M19: 15,017,831 km (0.106 R)
• M20: 15,838,974 km (0.109 R)
• M21: 18,615,211 km (0.115 R)
• M22: 18,856,812 km (0.037 R)
• M23: 19,221,980 km (0.083 R)
• M24: 21,037,201 km (0.106 R)
• M25: 24,154,072 km (0.071 R)
• M26: 24,498,447 km (0.071 R)
• M27: 25,616,840 km (0.043 R)
• M28: 26,977,433 km (0.067 R)
• M29: 27,341,255 km (0.115 R)
• M30: 29,500,401 km (0.079 R)
• M31: 33,984,597 km (0.069 R)
• M32: 36,303,962 km (0.115 R)
• M33: 36,726,277 km (0.081 R)
• M34: 39,311,328 km (0.088 R)
• M35: 40,015,486 km (0.063 R)
• M36: 41,532,857 km (0.119 R)
• M37: 43,262,358 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971

Radius: 5.2

Gravity: 35.91 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.57 AU - 8.41 AU

Year: 14583 Days

Day: 19.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 69,241,525 km

• M1: 464,202 km (0.113 R)
• M2: 675,883 km (0.12 R)
• M3: 979,567 km (0.116 R)
• M4: 1,600,398 km (0.097 R)
• M5: 1,835,566 km (0.098 R)
• M6: 1,993,990 km (0.118 R)
• M7: 2,111,125 km (0.097 R)
• M8: 3,566,712 km (0.093 R)
• M9: 4,669,398 km (0.057 R)
• M10: 5,145,120 km (0.107 R)
• M11: 5,565,938 km (0.043 R)
• M12: 6,003,363 km (0.03 R)
• M13: 7,060,122 km (0.101 R)
• M14: 9,586,232 km (0.094 R)
• M15: 9,792,677 km (0.11 R)
• M16: 10,053,874 km (0.119 R)
• M17: 11,523,674 km (0.107 R)
• M18: 14,449,060 km (0.083 R)
• M19: 16,946,297 km (0.087 R)
• M20: 17,566,979 km (0.078 R)
• M21: 18,770,045 km (0.113 R)
• M22: 19,790,901 km (0.098 R)
• M23: 21,913,694 km (0.089 R)
• M24: 23,335,772 km (0.072 R)
• M25: 24,390,586 km (0.073 R)
• M26: 24,719,851 km (0.103 R)
• M27: 25,385,113 km (0.098 R)
• M28: 32,052,092 km (0.094 R)
• M29: 32,714,062 km (0.078 R)
• M30: 34,838,502 km (0.05 R)
• M31: 37,843,624 km (0.112 R)
• M32: 38,976,678 km (0.105 R)
• M33: 41,614,088 km (0.08 R)
• M34: 44,892,975 km (0.096 R)
• M35: 47,262,306 km (0.076 R)
• M36: 50,280,443 km (0.119 R)
• M37: 50,634,690 km (0.041 R)
• M38: 51,824,592 km (0.119 R)
• M39: 55,229,739 km (0.084 R)
• M40: 58,361,720 km (0.087 R)
• M41: 62,234,210 km (0.091 R)
• M42: 64,483,863 km (0.102 R)
• M43: 64,617,454 km (0.027 R)
• M44: 64,885,084 km (0.067 R)
• M45: 68,827,138 km (0.055 R)
• M46: 68,965,067 km (0.113 R)
• M47: 69,103,296 km (0.072 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 19,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit