🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.47 AU - 0.69 AU

Year: 290 Days

Day: 31.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.46 AU - 0.74 AU

Year: 305 Days

Day: 42.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,031,049 km

• M1: 29,620 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.3

Radius: 8.2

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.05 AU - 1.27 AU

Year: 820 Days

Day: 9.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 44,031,049 km

• M1: 102,026 km (0.058 R)
• M2: 396,584 km (0.105 R)
• M3: 677,379 km (0.11 R)
• M4: 1,070,822 km (0.109 R)
• M5: 1,806,544 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.5

Radius: 13.3

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.51 AU - 1.97 AU

Year: 1506 Days

Day: 9.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,031,049 km

• M1: 165,455 km (0.118 R)
• M2: 600,635 km (0.074 R)
• M3: 1,135,597 km (0.113 R)
• M4: 1,567,337 km (0.058 R)
• M5: 2,492,151 km (0.09 R)
• M6: 3,090,991 km (0.112 R)
• M7: 3,784,677 km (0.116 R)
• M8: 5,151,403 km (0.114 R)
• M9: 6,437,496 km (0.117 R)
• M10: 10,422,184 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.1

Radius: 13.9

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.62 AU - 3.24 AU

Year: 3290 Days

Day: 8 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,031,049 km

• M1: 172,935 km (0.069 R)
• M2: 619,335 km (0.052 R)
• M3: 1,136,495 km (0.097 R)
• M4: 1,766,452 km (0.1 R)
• M5: 2,993,753 km (0.068 R)
• M6: 4,217,463 km (0.116 R)
• M7: 5,751,889 km (0.115 R)
• M8: 6,275,481 km (0.065 R)
• M9: 6,773,792 km (0.1 R)
• M10: 7,209,121 km (0.041 R)
• M11: 8,764,191 km (0.084 R)
• M12: 9,388,314 km (0.109 R)
• M13: 10,725,868 km (0.109 R)
• M14: 12,357,233 km (0.09 R)
• M15: 13,961,969 km (0.117 R)
• M16: 14,574,423 km (0.041 R)
• M17: 15,057,624 km (0.047 R)
• M18: 17,312,363 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.3

Radius: 8.7

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.5 AU - 4.22 AU

Year: 4975 Days

Day: 13.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,031,049 km

• M1: 109,206 km (0.045 R)
• M2: 518,506 km (0.083 R)
• M3: 889,659 km (0.051 R)
• M4: 1,552,078 km (0.034 R)
• M5: 1,927,718 km (0.115 R)
• M6: 2,283,761 km (0.06 R)
• M7: 4,051,559 km (0.042 R)
• M8: 5,482,313 km (0.09 R)
• M9: 6,139,646 km (0.089 R)
• M10: 6,650,074 km (0.113 R)
• M11: 8,162,509 km (0.085 R)
• M12: 10,593,324 km (0.096 R)
• M13: 13,052,414 km (0.09 R)
• M14: 15,402,298 km (0.062 R)
• M15: 16,105,258 km (0.113 R)
• M16: 17,137,782 km (0.094 R)
• M17: 18,867,134 km (0.11 R)
• M18: 20,921,861 km (0.08 R)
• M19: 23,121,398 km (0.091 R)
• M20: 23,502,274 km (0.077 R)
• M21: 24,042,771 km (0.077 R)
• M22: 25,470,533 km (0.1 R)
• M23: 28,060,671 km (0.103 R)
• M24: 29,911,795 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.9

Radius: 12

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.27 AU - 6.45 AU

Year: 8141 Days

Day: 6.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,031,049 km

• M1: 149,299 km (0.074 R)
• M2: 817,702 km (0.113 R)
• M3: 1,203,964 km (0.103 R)
• M4: 1,956,740 km (0.075 R)
• M5: 2,457,594 km (0.115 R)
• M6: 3,337,229 km (0.083 R)
• M7: 4,183,504 km (0.059 R)
• M8: 5,714,639 km (0.095 R)
• M9: 6,853,527 km (0.116 R)
• M10: 7,252,804 km (0.085 R)
• M11: 8,669,795 km (0.104 R)
• M12: 9,051,270 km (0.034 R)
• M13: 9,712,043 km (0.101 R)
• M14: 10,310,435 km (0.029 R)
• M15: 10,884,591 km (0.11 R)
• M16: 14,081,348 km (0.106 R)
• M17: 17,586,277 km (0.103 R)
• M18: 18,061,849 km (0.1 R)
• M19: 20,870,249 km (0.101 R)
• M20: 21,480,309 km (0.115 R)
• M21: 28,531,605 km (0.096 R)
• M22: 35,564,949 km (0.083 R)
• M23: 36,545,713 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 700

Radius: 7.2

Gravity: 13.5 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.43 AU - 7.69 AU

Year: 13636 Days

Day: 19.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,031,049 km

• M1: 89,609 km (0.094 R)
• M2: 346,319 km (0.076 R)
• M3: 820,245 km (0.045 R)
• M4: 1,084,136 km (0.054 R)
• M5: 1,322,445 km (0.097 R)
• M6: 1,611,468 km (0.112 R)
• M7: 2,338,215 km (0.097 R)
• M8: 2,764,120 km (0.047 R)
• M9: 3,165,940 km (0.105 R)
• M10: 3,578,979 km (0.082 R)
• M11: 4,326,520 km (0.105 R)
• M12: 4,902,023 km (0.105 R)
• M13: 5,384,177 km (0.1 R)
• M14: 5,897,298 km (0.044 R)
• M15: 7,021,226 km (0.079 R)
• M16: 8,376,733 km (0.094 R)
• M17: 12,830,112 km (0.12 R)
• M18: 13,478,918 km (0.067 R)
• M19: 14,423,778 km (0.037 R)
• M20: 17,444,009 km (0.1 R)
• M21: 17,998,718 km (0.082 R)
• M22: 20,685,197 km (0.111 R)
• M23: 26,837,708 km (0.063 R)
• M24: 29,427,996 km (0.099 R)
• M25: 31,593,425 km (0.083 R)
• M26: 35,983,374 km (0.043 R)
• M27: 36,238,588 km (0.102 R)
• M28: 45,204,587 km (0.077 R)
• M29: 48,234,841 km (0.093 R)
• M30: 49,483,834 km (0.083 R)
• M31: 50,754,369 km (0.113 R)
• M32: 56,741,724 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.5

Radius: 4.7

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 8.1 AU - 12.84 AU

Year: 22224 Days

Day: 21.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,031,049 km

• M1: 63,878 km (0.085 R)
• M2: 787,633 km (0.094 R)
• M3: 983,008 km (0.032 R)
• M4: 2,075,970 km (0.078 R)
• M5: 2,267,754 km (0.084 R)
• M6: 2,768,458 km (0.112 R)
• M7: 3,481,890 km (0.044 R)
• M8: 3,959,556 km (0.104 R)
• M9: 4,479,708 km (0.045 R)
• M10: 11,106,146 km (0.108 R)
• M11: 11,639,762 km (0.071 R)
• M12: 12,302,330 km (0.113 R)
• M13: 16,334,741 km (0.076 R)
• M14: 17,164,560 km (0.118 R)
• M15: 17,518,509 km (0.113 R)
• M16: 19,361,405 km (0.083 R)
• M17: 22,741,719 km (0.071 R)
• M18: 27,254,189 km (0.064 R)
• M19: 28,617,025 km (0.118 R)
• M20: 30,435,088 km (0.109 R)
• M21: 31,583,102 km (0.071 R)
• M22: 32,436,110 km (0.119 R)
• M23: 34,187,901 km (0.093 R)
• M24: 36,581,317 km (0.066 R)
• M25: 43,899,196 km (0.079 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 20,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit