🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.1

Radius: 13.9

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.46 AU - 0.76 AU

Year: 323 Days

Day: 10.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,563,598 km

• M1: 172,935 km (0.119 R)
• M2: 711,039 km (0.107 R)
• M3: 1,165,667 km (0.102 R)
• M4: 1,605,036 km (0.066 R)
• M5: 2,094,071 km (0.098 R)
• M6: 2,683,487 km (0.118 R)
• M7: 3,133,178 km (0.108 R)
• M8: 3,680,556 km (0.12 R)
• M9: 4,331,307 km (0.11 R)
• M10: 4,769,180 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.6

Radius: 14.3

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.57 AU - 2.17 AU

Year: 1734 Days

Day: 5.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 83,563,598 km

• M1: 180,864 km (0.113 R)
• M2: 800,947 km (0.096 R)
• M3: 1,320,800 km (0.092 R)
• M4: 2,364,694 km (0.093 R)
• M5: 3,426,240 km (0.116 R)
• M6: 4,152,837 km (0.082 R)
• M7: 4,733,277 km (0.04 R)
• M8: 5,348,722 km (0.087 R)
• M9: 7,690,677 km (0.049 R)
• M10: 9,376,645 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.5

Radius: 12.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.79 AU - 2.59 AU

Year: 2198 Days

Day: 13.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,563,598 km

• M1: 157,975 km (0.094 R)
• M2: 611,406 km (0.094 R)
• M3: 1,682,228 km (0.096 R)
• M4: 2,281,068 km (0.084 R)
• M5: 2,908,631 km (0.054 R)
• M6: 3,978,555 km (0.114 R)
• M7: 4,699,019 km (0.117 R)
• M8: 5,274,522 km (0.108 R)
• M9: 6,191,108 km (0.077 R)
• M10: 6,958,395 km (0.076 R)
• M11: 7,548,559 km (0.082 R)
• M12: 8,005,880 km (0.111 R)
• M13: 8,567,620 km (0.114 R)
• M14: 10,743,969 km (0.108 R)
• M15: 12,324,471 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.8

Radius: 14.9

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.87 AU - 2.99 AU

Year: 2569 Days

Day: 13.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,563,598 km

• M1: 191,336 km (0.119 R)
• M2: 1,268,740 km (0.117 R)
• M3: 1,932,206 km (0.117 R)
• M4: 2,548,250 km (0.03 R)
• M5: 3,039,081 km (0.089 R)
• M6: 3,942,801 km (0.107 R)
• M7: 4,675,681 km (0.075 R)
• M8: 6,219,980 km (0.119 R)
• M9: 7,628,743 km (0.103 R)
• M10: 8,160,265 km (0.083 R)
• M11: 8,962,558 km (0.077 R)
• M12: 9,670,754 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.9

Radius: 6.9

Gravity: 17.79 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.15 AU - 9.07 AU

Year: 14239 Days

Day: 19.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,563,598 km

• M1: 86,168 km (0.11 R)
• M2: 484,248 km (0.087 R)
• M3: 866,770 km (0.08 R)
• M4: 1,126,472 km (0.119 R)
• M5: 1,351,617 km (0.098 R)
• M6: 2,297,524 km (0.117 R)
• M7: 2,873,775 km (0.066 R)
• M8: 3,119,714 km (0.102 R)
• M9: 4,666,556 km (0.115 R)
• M10: 5,112,956 km (0.069 R)
• M11: 5,587,331 km (0.086 R)
• M12: 6,880,156 km (0.112 R)
• M13: 9,123,825 km (0.114 R)
• M14: 9,549,131 km (0.11 R)
• M15: 10,904,488 km (0.08 R)
• M16: 12,512,516 km (0.041 R)
• M17: 13,373,002 km (0.056 R)
• M18: 13,645,570 km (0.113 R)
• M19: 18,191,999 km (0.1 R)
• M20: 18,780,517 km (0.103 R)
• M21: 19,995,551 km (0.07 R)
• M22: 22,294,271 km (0.108 R)
• M23: 23,754,945 km (0.111 R)
• M24: 24,763,384 km (0.111 R)
• M25: 28,182,294 km (0.089 R)
• M26: 29,197,764 km (0.068 R)
• M27: 34,387,913 km (0.087 R)
• M28: 46,392,244 km (0.109 R)
• M29: 47,806,393 km (0.082 R)
• M30: 48,926,133 km (0.076 R)
• M31: 53,408,833 km (0.065 R)
• M32: 61,475,300 km (0.109 R)
• M33: 63,755,770 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.1

Radius: 5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.69 AU - 8.29 AU

Year: 15318 Days

Day: 19.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,563,598 km

• M1: 62,233 km (0.043 R)
• M2: 229,034 km (0.099 R)
• M3: 669,750 km (0.063 R)
• M4: 931,696 km (0.096 R)
• M5: 1,544,299 km (0.095 R)
• M6: 2,497,387 km (0.11 R)
• M7: 3,191,371 km (0.105 R)
• M8: 3,515,550 km (0.102 R)
• M9: 3,909,292 km (0.093 R)
• M10: 5,385,523 km (0.049 R)
• M11: 7,566,660 km (0.102 R)
• M12: 8,182,106 km (0.116 R)
• M13: 11,320,071 km (0.046 R)
• M14: 11,717,403 km (0.083 R)
• M15: 12,592,550 km (0.08 R)
• M16: 13,400,080 km (0.043 R)
• M17: 15,782,875 km (0.061 R)
• M18: 21,142,667 km (0.104 R)
• M19: 21,973,683 km (0.118 R)
• M20: 22,204,064 km (0.099 R)
• M21: 23,700,791 km (0.109 R)
• M22: 23,862,057 km (0.07 R)
• M23: 24,432,623 km (0.112 R)
• M24: 28,683,447 km (0.098 R)
• M25: 29,050,859 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.7

Radius: 3.8

Gravity: 60.99 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 9.24 AU - 10.04 AU

Year: 20301 Days

Day: 22.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 83,563,598 km

• M1: 47,871 km (0.104 R)
• M2: 502,499 km (0.071 R)
• M3: 924,515 km (0.06 R)
• M4: 1,636,900 km (0.118 R)
• M5: 2,393,566 km (0.067 R)
• M6: 2,682,589 km (0.078 R)
• M7: 3,689,682 km (0.089 R)
• M8: 4,963,358 km (0.094 R)
• M9: 7,862,415 km (0.067 R)
• M10: 8,282,935 km (0.099 R)
• M11: 8,718,115 km (0.075 R)
• M12: 9,399,384 km (0.094 R)
• M13: 9,933,149 km (0.086 R)
• M14: 11,994,757 km (0.084 R)
• M15: 12,551,411 km (0.097 R)
• M16: 12,764,588 km (0.117 R)
• M17: 12,980,158 km (0.108 R)
• M18: 13,492,531 km (0.079 R)
• M19: 14,094,363 km (0.084 R)
• M20: 15,595,428 km (0.093 R)
• M21: 16,174,372 km (0.113 R)
• M22: 16,511,416 km (0.058 R)
• M23: 17,639,534 km (0.118 R)
• M24: 18,633,462 km (0.112 R)
• M25: 31,480,030 km (0.07 R)
• M26: 32,670,230 km (0.056 R)
• M27: 33,073,546 km (0.043 R)
• M28: 37,437,316 km (0.109 R)
• M29: 39,224,562 km (0.083 R)
• M30: 39,832,677 km (0.118 R)
• M31: 39,985,716 km (0.108 R)
• M32: 43,290,482 km (0.108 R)
• M33: 43,776,975 km (0.112 R)
• M34: 45,591,896 km (0.12 R)
• M35: 47,284,895 km (0.098 R)
• M36: 53,168,280 km (0.088 R)
• M37: 54,100,275 km (0.113 R)
• M38: 58,527,624 km (0.117 R)
• M39: 59,122,425 km (0.068 R)
• M40: 64,868,629 km (0.051 R)
• M41: 67,441,114 km (0.052 R)
• M42: 76,034,913 km (0.108 R)
• M43: 77,932,562 km (0.104 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 13,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit