🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.81 AU - 0.85 AU

Year: 340 Days

Day: 31.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.08 AU - 1.28 AU

Year: 576 Days

Day: 19 Hours

Environment

Temp: -84 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,731,183 km

• M1: 43,383 km (0.048 R)

Asteroid Belt

Center: 2.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.7

Radius: 13.3

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.25 AU - 4.11 AU

Year: 3174 Days

Day: 12.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,731,183 km

• M1: 165,455 km (0.086 R)
• M2: 1,109,717 km (0.053 R)
• M3: 1,840,353 km (0.063 R)
• M4: 2,629,332 km (0.093 R)
• M5: 4,610,008 km (0.069 R)
• M6: 5,857,355 km (0.058 R)
• M7: 6,420,890 km (0.118 R)
• M8: 8,837,793 km (0.044 R)
• M9: 10,174,450 km (0.067 R)
• M10: 10,792,589 km (0.101 R)
• M11: 11,353,880 km (0.102 R)
• M12: 13,155,637 km (0.093 R)
• M13: 13,890,013 km (0.117 R)
• M14: 17,103,525 km (0.108 R)
• M15: 18,825,845 km (0.097 R)
• M16: 19,522,522 km (0.056 R)
• M17: 20,236,553 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.3

Radius: 12.9

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.96 AU - 4.78 AU

Year: 4107 Days

Day: 13.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,731,183 km

• M1: 160,668 km (0.095 R)
• M2: 615,146 km (0.096 R)
• M3: 1,021,305 km (0.087 R)
• M4: 1,438,234 km (0.078 R)
• M5: 2,237,835 km (0.065 R)
• M6: 2,779,977 km (0.036 R)
• M7: 3,225,180 km (0.049 R)
• M8: 3,718,255 km (0.074 R)
• M9: 5,456,433 km (0.11 R)
• M10: 5,910,163 km (0.092 R)
• M11: 6,447,070 km (0.096 R)
• M12: 6,924,287 km (0.049 R)
• M13: 7,651,781 km (0.114 R)
• M14: 8,085,167 km (0.109 R)
• M15: 8,748,184 km (0.116 R)
• M16: 9,222,410 km (0.098 R)
• M17: 10,103,691 km (0.093 R)
• M18: 10,832,083 km (0.093 R)
• M19: 11,336,826 km (0.069 R)
• M20: 11,989,821 km (0.078 R)
• M21: 12,393,585 km (0.101 R)
• M22: 14,001,613 km (0.067 R)
• M23: 15,322,263 km (0.062 R)
• M24: 19,045,754 km (0.076 R)
• M25: 20,220,695 km (0.093 R)
• M26: 21,905,915 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.3

Radius: 11.8

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.98 AU - 6.74 AU

Year: 7211 Days

Day: 5.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,731,183 km

• M1: 152,739 km (0.072 R)
• M2: 566,677 km (0.098 R)
• M3: 1,595,461 km (0.115 R)
• M4: 2,132,368 km (0.096 R)
• M5: 2,567,099 km (0.057 R)
• M6: 3,461,994 km (0.045 R)
• M7: 4,319,040 km (0.06 R)
• M8: 5,079,147 km (0.067 R)
• M9: 5,799,909 km (0.042 R)
• M10: 6,451,558 km (0.099 R)
• M11: 7,043,367 km (0.072 R)
• M12: 7,979,251 km (0.051 R)
• M13: 8,869,658 km (0.068 R)
• M14: 10,328,087 km (0.066 R)
• M15: 10,944,431 km (0.114 R)
• M16: 11,385,445 km (0.105 R)
• M17: 12,460,755 km (0.036 R)
• M18: 12,996,165 km (0.104 R)
• M19: 13,771,382 km (0.048 R)
• M20: 16,093,889 km (0.108 R)
• M21: 16,664,904 km (0.076 R)
• M22: 17,183,709 km (0.099 R)
• M23: 18,528,145 km (0.1 R)
• M24: 21,047,822 km (0.115 R)
• M25: 26,493,484 km (0.066 R)
• M26: 28,838,131 km (0.096 R)
• M27: 35,511,991 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.2

Radius: 11.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.53 AU - 10.09 AU

Year: 10770 Days

Day: 14.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 76,731,183 km

• M1: 138,228 km (0.118 R)
• M2: 604,974 km (0.106 R)
• M3: 1,291,179 km (0.1 R)
• M4: 1,952,103 km (0.108 R)
• M5: 2,826,801 km (0.104 R)
• M6: 3,184,789 km (0.119 R)
• M7: 4,140,869 km (0.116 R)
• M8: 5,517,020 km (0.096 R)
• M9: 6,113,018 km (0.076 R)
• M10: 6,477,438 km (0.107 R)
• M11: 7,926,892 km (0.074 R)
• M12: 8,894,341 km (0.12 R)
• M13: 9,759,316 km (0.096 R)
• M14: 10,304,601 km (0.028 R)
• M15: 10,774,487 km (0.103 R)
• M16: 11,960,799 km (0.107 R)
• M17: 17,520,005 km (0.067 R)
• M18: 18,054,817 km (0.084 R)
• M19: 20,671,135 km (0.08 R)
• M20: 21,043,184 km (0.111 R)
• M21: 22,654,503 km (0.1 R)
• M22: 23,450,065 km (0.102 R)
• M23: 27,530,347 km (0.086 R)
• M24: 27,980,786 km (0.113 R)
• M25: 31,764,116 km (0.08 R)
• M26: 34,502,505 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752.2

Radius: 3.5

Gravity: 61.4 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.08 AU - 10.5 AU

Year: 12730 Days

Day: 19.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,731,183 km

• M1: 45,777 km (0.116 R)
• M2: 209,736 km (0.084 R)
• M3: 1,075,459 km (0.037 R)
• M4: 1,317,658 km (0.08 R)
• M5: 1,430,006 km (0.08 R)
• M6: 1,658,143 km (0.075 R)
• M7: 2,017,626 km (0.111 R)
• M8: 2,265,061 km (0.112 R)
• M9: 2,729,114 km (0.111 R)
• M10: 3,007,516 km (0.109 R)
• M11: 4,987,892 km (0.091 R)
• M12: 6,382,743 km (0.059 R)
• M13: 7,040,824 km (0.09 R)
• M14: 7,298,880 km (0.095 R)
• M15: 8,157,871 km (0.049 R)
• M16: 9,234,078 km (0.115 R)
• M17: 9,491,237 km (0.104 R)
• M18: 10,182,229 km (0.118 R)
• M19: 10,963,280 km (0.038 R)
• M20: 11,078,022 km (0.1 R)
• M21: 11,309,898 km (0.058 R)
• M22: 11,427,033 km (0.118 R)
• M23: 15,259,132 km (0.081 R)
• M24: 15,691,171 km (0.119 R)
• M25: 16,279,689 km (0.108 R)
• M26: 17,578,947 km (0.086 R)
• M27: 20,209,326 km (0.042 R)
• M28: 22,996,484 km (0.073 R)
• M29: 24,825,467 km (0.113 R)
• M30: 28,661,007 km (0.04 R)
• M31: 29,761,599 km (0.049 R)
• M32: 32,163,841 km (0.11 R)
• M33: 33,472,224 km (0.115 R)
• M34: 36,833,539 km (0.084 R)
• M35: 42,781,401 km (0.07 R)
• M36: 47,184,066 km (0.12 R)
• M37: 49,338,126 km (0.113 R)
• M38: 50,281,041 km (0.095 R)
• M39: 55,344,779 km (0.076 R)
• M40: 57,392,774 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.1

Radius: 3.8

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 8.15 AU - 10.81 AU

Year: 13123 Days

Day: 24.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,731,183 km

• M1: 58,343 km (0.09 R)
• M2: 300,991 km (0.048 R)
• M3: 1,102,387 km (0.099 R)
• M4: 2,571,737 km (0.116 R)
• M5: 2,697,549 km (0.117 R)
• M6: 2,903,844 km (0.056 R)
• M7: 4,144,908 km (0.08 R)
• M8: 5,033,370 km (0.09 R)
• M9: 5,375,051 km (0.095 R)
• M10: 6,073,225 km (0.117 R)
• M11: 8,330,657 km (0.032 R)
• M12: 9,304,240 km (0.098 R)
• M13: 11,044,063 km (0.067 R)
• M14: 11,816,586 km (0.107 R)
• M15: 12,065,218 km (0.103 R)
• M16: 15,622,805 km (0.117 R)
• M17: 18,860,103 km (0.086 R)
• M18: 24,794,201 km (0.11 R)
• M19: 31,479,132 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 407

Radius: 7.9

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 14.52 AU - 15.6 AU

Year: 26276 Days

Day: 17.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,731,183 km

• M1: 98,286 km (0.112 R)
• M2: 501,901 km (0.057 R)
• M3: 748,887 km (0.063 R)
• M4: 1,492,239 km (0.119 R)
• M5: 1,798,615 km (0.077 R)
• M6: 2,146,729 km (0.108 R)
• M7: 2,827,250 km (0.106 R)
• M8: 3,733,514 km (0.064 R)
• M9: 4,679,122 km (0.052 R)
• M10: 5,039,653 km (0.1 R)
• M11: 5,457,480 km (0.091 R)
• M12: 7,655,073 km (0.099 R)
• M13: 8,156,525 km (0.112 R)
• M14: 8,679,668 km (0.117 R)
• M15: 9,677,337 km (0.118 R)
• M16: 10,026,348 km (0.088 R)
• M17: 10,873,521 km (0.116 R)
• M18: 11,571,844 km (0.101 R)
• M19: 14,515,332 km (0.116 R)
• M20: 15,127,785 km (0.077 R)
• M21: 15,997,697 km (0.076 R)
• M22: 17,237,115 km (0.081 R)
• M23: 20,281,432 km (0.078 R)
• M24: 22,029,932 km (0.075 R)
• M25: 32,687,135 km (0.071 R)
• M26: 33,078,632 km (0.12 R)
• M27: 34,676,338 km (0.106 R)
• M28: 36,324,906 km (0.033 R)
• M29: 37,881,322 km (0.08 R)
• M30: 43,285,545 km (0.106 R)
• M31: 45,518,892 km (0.064 R)
• M32: 47,326,782 km (0.05 R)
• M33: 50,041,086 km (0.037 R)
• M34: 51,966,261 km (0.106 R)
• M35: 58,419,614 km (0.066 R)
• M36: 60,357,056 km (0.104 R)
• M37: 63,748,290 km (0.094 R)
• M38: 68,963,122 km (0.12 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 17,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit