🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.67 AU - 0.95 AU

Year: 272 Days

Day: 41.4 Hours

Environment

Temp: 104 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.86 AU - 0.96 AU

Year: 324 Days

Day: 22.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.88 AU - 2.02 AU

Year: 1015 Days

Day: 45 Hours

Environment

Temp: -76 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.3

Radius: 13.2

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.15 AU - 5.61 AU

Year: 4019 Days

Day: 14 Hours

Environment

Temp: -137 °C

Axial Tilt: 140.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,529,963 km

• M1: 165,754 km (0.108 R)
• M2: 639,082 km (0.085 R)
• M3: 1,089,820 km (0.072 R)
• M4: 1,637,648 km (0.106 R)
• M5: 2,067,742 km (0.067 R)
• M6: 2,957,400 km (0.078 R)
• M7: 3,547,714 km (0.03 R)
• M8: 6,077,114 km (0.106 R)
• M9: 6,530,396 km (0.057 R)
• M10: 8,332,153 km (0.051 R)
• M11: 9,109,613 km (0.117 R)
• M12: 9,819,455 km (0.081 R)
• M13: 10,365,936 km (0.093 R)
• M14: 11,181,693 km (0.064 R)
• M15: 12,261,041 km (0.076 R)
• M16: 13,790,829 km (0.106 R)
• M17: 14,727,462 km (0.089 R)
• M18: 16,130,839 km (0.11 R)
• M19: 17,114,744 km (0.077 R)
• M20: 18,138,443 km (0.093 R)
• M21: 18,902,738 km (0.119 R)
• M22: 19,323,108 km (0.064 R)
• M23: 19,872,880 km (0.036 R)
• M24: 20,875,784 km (0.1 R)
• M25: 21,715,328 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.7

Radius: 13

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 6.46 AU - 7.16 AU

Year: 6625 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,529,963 km

• M1: 161,715 km (0.051 R)
• M2: 640,578 km (0.114 R)
• M3: 1,083,537 km (0.098 R)
• M4: 2,057,569 km (0.093 R)
• M5: 2,896,813 km (0.09 R)
• M6: 3,369,692 km (0.099 R)
• M7: 4,135,035 km (0.037 R)
• M8: 5,155,591 km (0.09 R)
• M9: 5,674,397 km (0.101 R)
• M10: 6,420,292 km (0.083 R)
• M11: 6,933,712 km (0.116 R)
• M12: 9,339,096 km (0.117 R)
• M13: 9,813,022 km (0.098 R)
• M14: 12,041,581 km (0.099 R)
• M15: 12,516,106 km (0.114 R)
• M16: 13,641,381 km (0.11 R)
• M17: 15,378,661 km (0.101 R)
• M18: 17,807,682 km (0.075 R)
• M19: 18,824,498 km (0.108 R)
• M20: 19,999,141 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.6

Radius: 13.1

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.71 AU - 7.89 AU

Year: 8121 Days

Day: 11.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,529,963 km

• M1: 163,062 km (0.081 R)
• M2: 761,004 km (0.112 R)
• M3: 1,216,829 km (0.093 R)
• M4: 1,696,141 km (0.091 R)
• M5: 2,142,092 km (0.106 R)
• M6: 2,990,761 km (0.053 R)
• M7: 3,605,458 km (0.076 R)
• M8: 4,028,521 km (0.034 R)
• M9: 6,066,194 km (0.048 R)
• M10: 6,877,762 km (0.091 R)
• M11: 8,349,805 km (0.082 R)
• M12: 9,224,803 km (0.092 R)
• M13: 9,977,131 km (0.053 R)
• M14: 10,817,871 km (0.086 R)
• M15: 13,851,117 km (0.084 R)
• M16: 15,197,498 km (0.101 R)
• M17: 16,629,449 km (0.061 R)
• M18: 17,213,629 km (0.104 R)
• M19: 18,630,021 km (0.095 R)
• M20: 19,119,057 km (0.099 R)
• M21: 24,742,740 km (0.076 R)
• M22: 25,164,007 km (0.117 R)
• M23: 28,709,627 km (0.029 R)
• M24: 29,835,051 km (0.093 R)
• M25: 33,285,825 km (0.106 R)
• M26: 34,110,409 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.6

Radius: 13.7

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 8.05 AU - 8.63 AU

Year: 8978 Days

Day: 6.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,529,963 km

• M1: 170,990 km (0.091 R)
• M2: 654,939 km (0.072 R)
• M3: 1,721,871 km (0.036 R)
• M4: 2,344,049 km (0.078 R)
• M5: 3,006,917 km (0.116 R)
• M6: 3,568,956 km (0.107 R)
• M7: 4,404,461 km (0.082 R)
• M8: 5,393,153 km (0.116 R)
• M9: 5,912,407 km (0.04 R)
• M10: 7,440,549 km (0.078 R)
• M11: 8,440,013 km (0.039 R)
• M12: 9,803,148 km (0.094 R)
• M13: 14,512,190 km (0.079 R)
• M14: 15,521,078 km (0.079 R)
• M15: 18,521,712 km (0.087 R)
• M16: 20,223,388 km (0.12 R)
• M17: 21,212,679 km (0.06 R)
• M18: 23,574,380 km (0.091 R)
• M19: 24,967,885 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.9

Radius: 10.7

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.97 AU - 12.83 AU

Year: 13415 Days

Day: 5.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,529,963 km

• M1: 133,292 km (0.039 R)
• M2: 524,789 km (0.101 R)
• M3: 1,216,979 km (0.064 R)
• M4: 1,989,801 km (0.091 R)
• M5: 2,622,151 km (0.058 R)
• M6: 3,018,885 km (0.069 R)
• M7: 3,753,111 km (0.081 R)
• M8: 4,871,655 km (0.04 R)
• M9: 8,533,960 km (0.081 R)
• M10: 10,197,040 km (0.109 R)
• M11: 12,408,246 km (0.078 R)
• M12: 14,153,604 km (0.051 R)
• M13: 16,401,761 km (0.083 R)
• M14: 17,393,296 km (0.039 R)
• M15: 21,096,890 km (0.077 R)
• M16: 22,014,374 km (0.054 R)
• M17: 23,750,158 km (0.112 R)
• M18: 30,650,360 km (0.039 R)
• M19: 31,395,507 km (0.078 R)
• M20: 32,480,839 km (0.115 R)
• M21: 34,155,587 km (0.059 R)
• M22: 36,240,383 km (0.102 R)
• M23: 36,595,978 km (0.054 R)
• M24: 44,340,510 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.2

Radius: 4.4

Gravity: 41.44 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 14 AU - 16.44 AU

Year: 22135 Days

Day: 23.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 66,529,963 km

• M1: 55,351 km (0.094 R)
• M2: 199,264 km (0.07 R)
• M3: 373,995 km (0.067 R)
• M4: 571,763 km (0.085 R)
• M5: 860,337 km (0.118 R)
• M6: 1,084,585 km (0.041 R)
• M7: 2,124,739 km (0.086 R)
• M8: 2,760,679 km (0.104 R)
• M9: 2,998,540 km (0.098 R)
• M10: 3,136,619 km (0.098 R)
• M11: 3,700,154 km (0.075 R)
• M12: 4,577,096 km (0.086 R)
• M13: 5,025,292 km (0.109 R)
• M14: 5,667,665 km (0.106 R)
• M15: 6,052,131 km (0.105 R)
• M16: 6,637,957 km (0.055 R)
• M17: 7,310,250 km (0.064 R)
• M18: 7,510,262 km (0.038 R)
• M19: 8,901,672 km (0.109 R)
• M20: 10,582,553 km (0.093 R)
• M21: 11,836,782 km (0.12 R)
• M22: 12,112,940 km (0.043 R)
• M23: 14,244,859 km (0.098 R)
• M24: 14,874,367 km (0.079 R)
• M25: 15,277,084 km (0.108 R)
• M26: 18,857,560 km (0.11 R)
• M27: 19,424,386 km (0.114 R)
• M28: 25,732,031 km (0.064 R)
• M29: 31,138,946 km (0.052 R)
• M30: 36,378,462 km (0.083 R)
• M31: 38,901,580 km (0.102 R)
• M32: 45,629,744 km (0.089 R)
• M33: 49,444,939 km (0.08 R)
• M34: 56,331,677 km (0.1 R)
• M35: 57,112,428 km (0.119 R)
• M36: 65,534,938 km (0.097 R)
• M37: 70,152,874 km (0.065 R)
• M38: 72,196,680 km (0.116 R)
• M39: 73,813,385 km (0.071 R)
• M40: 75,690,539 km (0.07 R)
• M41: 76,640,934 km (0.1 R)
• M42: 79,784,584 km (0.116 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.9

Radius: 3.8

Gravity: 22.71 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 13.59 AU - 18.21 AU

Year: 23635 Days

Day: 16.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 58.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 66,529,963 km

• M1: 47,273 km (0.105 R)
• M2: 290,070 km (0.105 R)
• M3: 422,165 km (0.092 R)
• M4: 764,894 km (0.118 R)
• M5: 954,883 km (0.094 R)
• M6: 1,256,622 km (0.067 R)
• M7: 1,538,165 km (0.035 R)
• M8: 1,685,519 km (0.115 R)
• M9: 1,952,103 km (0.097 R)
• M10: 2,614,522 km (0.064 R)
• M11: 4,175,725 km (0.106 R)
• M12: 5,557,411 km (0.114 R)
• M13: 6,105,538 km (0.09 R)
• M14: 6,688,670 km (0.089 R)
• M15: 7,308,155 km (0.092 R)
• M16: 7,821,126 km (0.08 R)
• M17: 9,889,018 km (0.058 R)
• M18: 11,536,090 km (0.106 R)
• M19: 11,974,711 km (0.109 R)
• M20: 14,769,499 km (0.101 R)
• M21: 15,739,042 km (0.102 R)
• M22: 17,393,744 km (0.087 R)
• M23: 19,775,343 km (0.115 R)
• M24: 23,442,286 km (0.069 R)
• M25: 26,553,173 km (0.119 R)
• M26: 29,116,533 km (0.097 R)
• M27: 29,346,913 km (0.099 R)
• M28: 30,635,998 km (0.1 R)
• M29: 33,326,217 km (0.077 R)
• M30: 33,958,866 km (0.034 R)
• M31: 34,214,230 km (0.08 R)
• M32: 38,198,769 km (0.101 R)
• M33: 48,674,809 km (0.112 R)
• M34: 54,390,195 km (0.084 R)
• M35: 59,976,629 km (0.081 R)
• M36: 65,537,630 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 12,284 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit