🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.81 AU - 1.17 AU

Year: 356 Days

Day: 37 Hours

Environment

Temp: 41 °C

Axial Tilt: 152.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.05 AU - 4.37 AU

Year: 2584 Days

Day: 23.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.3

Radius: 10.1

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 6.73 AU - 9.41 AU

Year: 8291 Days

Day: 7.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,330,784 km

• M1: 155,432 km (0.112 R)
• M2: 601,234 km (0.082 R)
• M3: 1,106,276 km (0.098 R)
• M4: 1,599,650 km (0.086 R)
• M5: 2,196,994 km (0.114 R)
• M6: 2,906,088 km (0.085 R)
• M7: 5,393,302 km (0.106 R)
• M8: 7,102,309 km (0.096 R)
• M9: 7,483,334 km (0.079 R)
• M10: 8,064,821 km (0.054 R)
• M11: 8,909,002 km (0.102 R)
• M12: 9,248,888 km (0.082 R)
• M13: 10,432,806 km (0.07 R)
• M14: 12,289,615 km (0.088 R)
• M15: 15,110,731 km (0.108 R)
• M16: 15,497,442 km (0.07 R)
• M17: 17,319,993 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.4

Radius: 13.2

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 9.53 AU - 14.63 AU

Year: 15184 Days

Day: 9.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 79,330,784 km

• M1: 165,455 km (0.065 R)
• M2: 605,871 km (0.112 R)
• M3: 1,324,091 km (0.047 R)
• M4: 2,099,457 km (0.059 R)
• M5: 2,726,272 km (0.05 R)
• M6: 3,211,567 km (0.104 R)
• M7: 4,201,755 km (0.084 R)
• M8: 4,853,553 km (0.078 R)
• M9: 5,647,619 km (0.052 R)
• M10: 6,695,851 km (0.118 R)
• M11: 7,403,000 km (0.084 R)
• M12: 8,862,926 km (0.108 R)
• M13: 10,334,221 km (0.057 R)
• M14: 11,401,751 km (0.037 R)
• M15: 12,871,401 km (0.065 R)
• M16: 14,177,839 km (0.062 R)
• M17: 21,215,372 km (0.089 R)
• M18: 21,969,345 km (0.092 R)
• M19: 25,479,958 km (0.088 R)
• M20: 27,423,833 km (0.082 R)
• M21: 27,980,935 km (0.093 R)
• M22: 32,588,550 km (0.064 R)
• M23: 37,816,098 km (0.089 R)
• M24: 38,645,468 km (0.071 R)
• M25: 47,941,330 km (0.06 R)
• M26: 51,231,436 km (0.106 R)
• M27: 53,103,654 km (0.092 R)
• M28: 54,493,717 km (0.087 R)
• M29: 56,803,957 km (0.08 R)
• M30: 66,900,916 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.3

Radius: 6.6

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 12.88 AU - 16.84 AU

Year: 20717 Days

Day: 15 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 79,330,784 km

• M1: 82,129 km (0.061 R)
• M2: 452,085 km (0.034 R)
• M3: 948,151 km (0.045 R)
• M4: 1,578,557 km (0.09 R)
• M5: 1,812,827 km (0.038 R)
• M6: 2,480,333 km (0.092 R)
• M7: 2,775,041 km (0.044 R)
• M8: 3,860,672 km (0.079 R)
• M9: 4,385,162 km (0.091 R)
• M10: 6,244,664 km (0.1 R)
• M11: 8,029,666 km (0.037 R)
• M12: 9,465,356 km (0.086 R)
• M13: 10,590,183 km (0.115 R)
• M14: 11,184,834 km (0.097 R)
• M15: 11,990,868 km (0.103 R)
• M16: 14,568,738 km (0.109 R)
• M17: 14,859,856 km (0.048 R)
• M18: 15,680,699 km (0.108 R)
• M19: 18,578,410 km (0.116 R)
• M20: 21,437,674 km (0.073 R)
• M21: 22,195,836 km (0.116 R)
• M22: 24,577,434 km (0.103 R)
• M23: 29,376,384 km (0.053 R)
• M24: 33,234,813 km (0.058 R)
• M25: 34,635,348 km (0.087 R)
• M26: 37,417,868 km (0.083 R)
• M27: 38,239,310 km (0.062 R)
• M28: 41,792,260 km (0.081 R)
• M29: 45,558,984 km (0.085 R)
• M30: 45,869,849 km (0.103 R)
• M31: 50,370,501 km (0.112 R)
• M32: 50,702,758 km (0.065 R)
• M33: 55,509,786 km (0.078 R)
• M34: 56,937,099 km (0.109 R)
• M35: 66,815,495 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41

Radius: 4.6

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 15.28 AU - 15.56 AU

Year: 21899 Days

Day: 21.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,330,784 km

• M1: 63,729 km (0.104 R)
• M2: 280,646 km (0.088 R)
• M3: 436,227 km (0.101 R)
• M4: 742,604 km (0.052 R)
• M5: 935,136 km (0.111 R)
• M6: 1,353,262 km (0.047 R)
• M7: 1,915,002 km (0.112 R)
• M8: 2,876,169 km (0.113 R)
• M9: 3,313,144 km (0.085 R)
• M10: 6,874,471 km (0.061 R)
• M11: 8,408,597 km (0.091 R)
• M12: 9,635,000 km (0.119 R)
• M13: 12,284,678 km (0.057 R)
• M14: 16,582,924 km (0.067 R)
• M15: 17,268,830 km (0.109 R)
• M16: 19,167,526 km (0.106 R)
• M17: 24,633,683 km (0.057 R)
• M18: 27,546,653 km (0.034 R)
• M19: 27,980,636 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.9

Radius: 5.6

Gravity: 20.21 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 12.53 AU - 18.53 AU

Year: 22133 Days

Day: 16.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,330,784 km

• M1: 69,713 km (0.094 R)
• M2: 587,920 km (0.083 R)
• M3: 814,261 km (0.112 R)
• M4: 1,478,925 km (0.028 R)
• M5: 1,866,084 km (0.089 R)
• M6: 2,523,566 km (0.077 R)
• M7: 2,892,176 km (0.066 R)
• M8: 3,130,335 km (0.09 R)
• M9: 5,532,428 km (0.092 R)
• M10: 5,941,878 km (0.08 R)
• M11: 6,548,946 km (0.103 R)
• M12: 6,913,965 km (0.11 R)
• M13: 7,987,629 km (0.096 R)
• M14: 8,510,623 km (0.109 R)
• M15: 9,056,206 km (0.065 R)
• M16: 14,138,794 km (0.049 R)
• M17: 22,342,891 km (0.12 R)
• M18: 24,663,453 km (0.064 R)
• M19: 27,843,006 km (0.086 R)
• M20: 28,678,510 km (0.105 R)
• M21: 29,407,800 km (0.064 R)
• M22: 31,413,159 km (0.103 R)
• M23: 35,276,973 km (0.104 R)
• M24: 40,045,704 km (0.098 R)
• M25: 40,803,717 km (0.087 R)
• M26: 41,109,644 km (0.044 R)
• M27: 45,063,367 km (0.091 R)
• M28: 46,546,480 km (0.117 R)
• M29: 49,958,359 km (0.087 R)
• M30: 58,624,862 km (0.108 R)
• M31: 60,391,164 km (0.045 R)
• M32: 63,413,490 km (0.047 R)
• M33: 77,677,946 km (0.089 R)
• M34: 78,619,515 km (0.056 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 13,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit