🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.12 AU - 1.74 AU

Year: 610 Days

Day: 44.9 Hours

Environment

Temp: 2 °C

Axial Tilt: 20.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977

Radius: 14.1

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.84 AU - 7.34 AU

Year: 5357 Days

Day: 11.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,548,323 km

• M1: 175,478 km (0.045 R)
• M2: 728,691 km (0.112 R)
• M3: 1,170,304 km (0.101 R)
• M4: 2,424,832 km (0.044 R)
• M5: 2,951,865 km (0.114 R)
• M6: 3,555,343 km (0.078 R)
• M7: 5,241,461 km (0.091 R)
• M8: 6,003,213 km (0.063 R)
• M9: 7,672,725 km (0.07 R)
• M10: 11,809,106 km (0.08 R)
• M11: 13,065,728 km (0.044 R)
• M12: 14,467,760 km (0.088 R)
• M13: 16,659,817 km (0.067 R)
• M14: 17,306,230 km (0.082 R)
• M15: 18,511,839 km (0.063 R)
• M16: 21,315,453 km (0.095 R)
• M17: 21,847,123 km (0.113 R)
• M18: 23,334,874 km (0.064 R)
• M19: 26,511,735 km (0.03 R)
• M20: 27,841,510 km (0.102 R)
• M21: 30,538,161 km (0.069 R)
• M22: 32,696,709 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.5

Radius: 9.8

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.78 AU - 8.34 AU

Year: 6687 Days

Day: 7 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,548,323 km

• M1: 122,820 km (0.073 R)
• M2: 428,149 km (0.044 R)
• M3: 1,025,643 km (0.114 R)
• M4: 1,742,067 km (0.081 R)
• M5: 2,219,284 km (0.083 R)
• M6: 2,590,736 km (0.114 R)
• M7: 3,741,443 km (0.075 R)
• M8: 4,063,527 km (0.114 R)
• M9: 5,669,759 km (0.119 R)
• M10: 6,130,072 km (0.116 R)
• M11: 7,662,104 km (0.12 R)
• M12: 10,082,148 km (0.12 R)
• M13: 10,416,799 km (0.104 R)
• M14: 11,883,008 km (0.053 R)
• M15: 13,597,549 km (0.106 R)
• M16: 14,910,420 km (0.095 R)
• M17: 15,724,831 km (0.114 R)
• M18: 16,240,644 km (0.119 R)
• M19: 17,305,930 km (0.075 R)
• M20: 21,168,398 km (0.089 R)
• M21: 22,519,865 km (0.066 R)
• M22: 23,258,280 km (0.118 R)
• M23: 27,843,904 km (0.101 R)
• M24: 30,348,022 km (0.108 R)
• M25: 35,139,642 km (0.075 R)
• M26: 36,692,468 km (0.101 R)
• M27: 38,522,648 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176

Radius: 8.5

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.3 AU - 8.36 AU

Year: 7074 Days

Day: 7.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,548,323 km

• M1: 107,860 km (0.1 R)
• M2: 486,642 km (0.092 R)
• M3: 1,416,991 km (0.04 R)
• M4: 2,719,839 km (0.117 R)
• M5: 3,300,877 km (0.089 R)
• M6: 3,773,457 km (0.072 R)
• M7: 4,519,501 km (0.06 R)
• M8: 4,927,903 km (0.098 R)
• M9: 5,282,450 km (0.063 R)
• M10: 8,909,900 km (0.058 R)
• M11: 9,475,828 km (0.117 R)
• M12: 10,226,660 km (0.049 R)
• M13: 11,448,276 km (0.099 R)
• M14: 15,107,590 km (0.101 R)
• M15: 15,640,757 km (0.09 R)
• M16: 15,912,127 km (0.104 R)
• M17: 18,497,029 km (0.105 R)
• M18: 22,499,221 km (0.041 R)
• M19: 22,914,803 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.6

Radius: 12.6

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.1 AU - 8.84 AU

Year: 7277 Days

Day: 14.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,548,323 km

• M1: 156,629 km (0.095 R)
• M2: 676,332 km (0.094 R)
• M3: 1,232,686 km (0.108 R)
• M4: 2,806,755 km (0.088 R)
• M5: 3,459,900 km (0.05 R)
• M6: 4,985,798 km (0.037 R)
• M7: 5,695,789 km (0.115 R)
• M8: 6,506,011 km (0.119 R)
• M9: 6,992,354 km (0.062 R)
• M10: 7,391,481 km (0.055 R)
• M11: 8,275,754 km (0.064 R)
• M12: 9,058,301 km (0.076 R)
• M13: 9,621,686 km (0.026 R)
• M14: 12,373,240 km (0.078 R)
• M15: 13,563,441 km (0.12 R)
• M16: 15,186,727 km (0.11 R)
• M17: 15,796,787 km (0.063 R)
• M18: 17,066,125 km (0.088 R)
• M19: 18,197,384 km (0.12 R)
• M20: 18,885,983 km (0.096 R)
• M21: 20,388,395 km (0.093 R)
• M22: 21,056,050 km (0.051 R)
• M23: 23,549,098 km (0.036 R)
• M24: 24,284,222 km (0.116 R)
• M25: 24,699,356 km (0.076 R)
• M26: 34,549,479 km (0.095 R)
• M27: 35,605,490 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.2

Radius: 9.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.59 AU - 9.61 AU

Year: 8990 Days

Day: 8.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,548,323 km

• M1: 115,789 km (0.049 R)
• M2: 437,275 km (0.092 R)
• M3: 853,007 km (0.102 R)
• M4: 1,565,392 km (0.04 R)
• M5: 3,948,935 km (0.07 R)
• M6: 4,357,487 km (0.115 R)
• M7: 4,965,303 km (0.088 R)
• M8: 7,167,832 km (0.103 R)
• M9: 11,559,727 km (0.114 R)
• M10: 14,551,086 km (0.119 R)
• M11: 15,590,492 km (0.086 R)
• M12: 16,418,217 km (0.092 R)
• M13: 19,583,259 km (0.114 R)
• M14: 24,888,299 km (0.101 R)
• M15: 31,678,995 km (0.117 R)
• M16: 34,795,118 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686.7

Radius: 7.9

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 10.43 AU - 16.83 AU

Year: 17937 Days

Day: 23.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,548,323 km

• M1: 98,286 km (0.112 R)
• M2: 698,622 km (0.11 R)
• M3: 1,355,656 km (0.092 R)
• M4: 1,895,405 km (0.106 R)
• M5: 2,329,837 km (0.066 R)
• M6: 2,927,182 km (0.056 R)
• M7: 4,726,994 km (0.051 R)
• M8: 5,604,235 km (0.072 R)
• M9: 5,879,496 km (0.088 R)
• M10: 6,457,093 km (0.094 R)
• M11: 7,300,974 km (0.11 R)
• M12: 8,266,629 km (0.032 R)
• M13: 9,314,861 km (0.114 R)
• M14: 9,646,071 km (0.096 R)
• M15: 11,546,412 km (0.092 R)
• M16: 11,993,261 km (0.119 R)
• M17: 12,253,711 km (0.066 R)
• M18: 13,403,221 km (0.078 R)
• M19: 13,754,477 km (0.109 R)
• M20: 16,150,586 km (0.054 R)
• M21: 19,971,615 km (0.079 R)
• M22: 25,303,283 km (0.102 R)
• M23: 28,872,539 km (0.092 R)
• M24: 29,933,636 km (0.101 R)
• M25: 33,145,353 km (0.1 R)
• M26: 36,443,388 km (0.096 R)
• M27: 39,521,065 km (0.086 R)
• M28: 42,014,861 km (0.045 R)
• M29: 49,118,815 km (0.076 R)
• M30: 51,140,032 km (0.111 R)
• M31: 53,216,151 km (0.053 R)
• M32: 57,720,394 km (0.072 R)
• M33: 58,838,039 km (0.05 R)
• M34: 59,213,829 km (0.092 R)
• M35: 67,684,360 km (0.1 R)
• M36: 69,344,597 km (0.11 R)
• M37: 69,974,105 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.8

Radius: 3.1

Gravity: 87.49 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 14.66 AU - 17.2 AU

Year: 22663 Days

Day: 20.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 85 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,548,323 km

• M1: 38,746 km (0.12 R)
• M2: 215,571 km (0.086 R)
• M3: 343,327 km (0.102 R)
• M4: 537,655 km (0.037 R)
• M5: 981,063 km (0.043 R)
• M6: 1,129,614 km (0.086 R)
• M7: 1,723,218 km (0.102 R)
• M8: 2,649,977 km (0.079 R)
• M9: 3,076,929 km (0.078 R)
• M10: 3,486,678 km (0.064 R)
• M11: 3,673,077 km (0.063 R)
• M12: 6,549,395 km (0.107 R)
• M13: 7,273,897 km (0.076 R)
• M14: 8,486,238 km (0.102 R)
• M15: 9,888,270 km (0.111 R)
• M16: 12,128,199 km (0.106 R)
• M17: 12,993,173 km (0.104 R)
• M18: 13,440,621 km (0.065 R)
• M19: 13,821,347 km (0.062 R)
• M20: 14,524,756 km (0.094 R)
• M21: 15,416,360 km (0.117 R)
• M22: 18,216,533 km (0.081 R)
• M23: 18,682,680 km (0.12 R)
• M24: 22,487,851 km (0.093 R)
• M25: 28,115,125 km (0.056 R)
• M26: 30,267,539 km (0.119 R)
• M27: 37,678,169 km (0.071 R)
• M28: 43,017,765 km (0.068 R)
• M29: 43,511,887 km (0.109 R)
• M30: 44,009,599 km (0.08 R)
• M31: 48,839,965 km (0.115 R)
• M32: 53,062,664 km (0.089 R)
• M33: 53,630,837 km (0.088 R)
• M34: 53,821,125 km (0.096 R)
• M35: 75,924,659 km (0.081 R)
• M36: 81,319,757 km (0.119 R)
• M37: 83,854,244 km (0.081 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 16,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit