🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.67 AU - 0.79 AU

Year: 227 Days

Day: 20.1 Hours

Environment

Temp: 135 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,213,559 km

• M1: 64,477 km (0.067 R)
• M2: 100,979 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.86 AU - 0.92 AU

Year: 305 Days

Day: 35 Hours

Environment

Temp: 153 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,213,559 km

• M1: 828,623 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.13 AU - 1.29 AU

Year: 484 Days

Day: 15.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.3 AU - 1.94 AU

Year: 749 Days

Day: 25.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,213,559 km

• M1: 303,833 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.82 AU - 3.62 AU

Year: 2100 Days

Day: 12.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.05 AU - 4.13 AU

Year: 3006 Days

Day: 34.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.1

Radius: 13.9

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.77 AU - 7.89 AU

Year: 7212 Days

Day: 6.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 81,213,559 km

• M1: 178,769 km (0.058 R)
• M2: 278,551 km (0.097 R)
• M3: 372,798 km (0.091 R)
• M4: 505,491 km (0.08 R)
• M5: 628,161 km (0.109 R)
• M6: 779,704 km (0.117 R)
• M7: 909,106 km (0.092 R)
• M8: 1,018,462 km (0.038 R)
• M9: 1,113,457 km (0.113 R)
• M10: 1,211,743 km (0.113 R)
• M11: 1,344,286 km (0.117 R)
• M12: 1,900,940 km (0.117 R)
• M13: 2,032,736 km (0.113 R)
• M14: 2,255,337 km (0.053 R)
• M15: 2,344,049 km (0.117 R)
• M16: 2,578,020 km (0.106 R)
• M17: 2,724,776 km (0.119 R)
• M18: 3,083,212 km (0.079 R)
• M19: 3,311,349 km (0.097 R)
• M20: 4,029,419 km (0.104 R)
• M21: 4,153,884 km (0.066 R)
• M22: 4,454,426 km (0.075 R)
• M23: 5,956,389 km (0.109 R)
• M24: 6,062,903 km (0.112 R)
• M25: 7,429,030 km (0.059 R)
• M26: 7,717,305 km (0.06 R)
• M27: 7,833,692 km (0.096 R)
• M28: 7,931,081 km (0.043 R)
• M29: 8,684,755 km (0.117 R)
• M30: 8,805,929 km (0.108 R)
• M31: 9,131,604 km (0.054 R)
• M32: 9,586,082 km (0.064 R)
• M33: 9,879,144 km (0.098 R)
• M34: 10,928,124 km (0.043 R)
• M35: 11,080,864 km (0.118 R)
• M36: 11,410,578 km (0.07 R)
• M37: 11,944,941 km (0.092 R)
• M38: 12,716,118 km (0.107 R)
• M39: 12,922,862 km (0.095 R)
• M40: 13,200,367 km (0.089 R)
• M41: 13,714,235 km (0.108 R)
• M42: 14,068,483 km (0.078 R)
• M43: 14,258,622 km (0.117 R)
• M44: 14,473,444 km (0.095 R)
• M45: 14,761,719 km (0.094 R)
• M46: 14,906,530 km (0.079 R)
• M47: 15,173,413 km (0.091 R)
• M48: 15,368,339 km (0.097 R)
• M49: 15,466,176 km (0.083 R)
• M50: 16,156,869 km (0.105 R)
• M51: 16,731,624 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.6

Radius: 6.3

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 14.32 AU - 23.02 AU

Year: 29319 Days

Day: 23.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 81,213,559 km

• M1: 242,498 km (0.11 R)
• M2: 564,732 km (0.069 R)
• M3: 905,067 km (0.075 R)
• M4: 1,241,064 km (0.085 R)
• M5: 2,605,696 km (0.113 R)
• M6: 2,721,484 km (0.117 R)
• M7: 2,878,413 km (0.106 R)
• M8: 3,283,823 km (0.103 R)
• M9: 4,058,141 km (0.118 R)
• M10: 4,511,872 km (0.108 R)
• M11: 5,270,931 km (0.119 R)
• M12: 5,615,455 km (0.113 R)
• M13: 6,274,434 km (0.11 R)
• M14: 6,482,076 km (0.116 R)
• M15: 7,389,836 km (0.083 R)
• M16: 9,144,918 km (0.046 R)
• M17: 10,834,775 km (0.095 R)
• M18: 11,461,291 km (0.085 R)
• M19: 11,588,001 km (0.049 R)
• M20: 12,553,057 km (0.037 R)
• M21: 12,683,805 km (0.104 R)
• M22: 13,410,252 km (0.088 R)
• M23: 14,422,581 km (0.078 R)
• M24: 14,972,353 km (0.055 R)
• M25: 15,669,479 km (0.103 R)
• M26: 16,021,932 km (0.092 R)
• M27: 16,950,486 km (0.111 R)
• M28: 17,749,787 km (0.11 R)
• M29: 18,043,448 km (0.111 R)
• M30: 18,190,951 km (0.118 R)
• M31: 22,241,613 km (0.088 R)
• M32: 22,637,599 km (0.105 R)
• M33: 22,796,621 km (0.107 R)
• M34: 23,516,935 km (0.114 R)
• M35: 23,597,419 km (0.059 R)
• M36: 24,570,553 km (0.093 R)
• M37: 28,249,164 km (0.107 R)
• M38: 29,715,822 km (0.108 R)
• M39: 30,326,929 km (0.114 R)
• M40: 31,472,699 km (0.118 R)
• M41: 31,917,155 km (0.033 R)
• M42: 32,274,245 km (0.065 R)
• M43: 33,988,337 km (0.054 R)
• M44: 34,810,527 km (0.094 R)
• M45: 35,639,299 km (0.079 R)
• M46: 36,195,354 km (0.107 R)
• M47: 36,567,704 km (0.114 R)
• M48: 36,661,053 km (0.066 R)
• M49: 38,923,421 km (0.09 R)
• M50: 40,456,650 km (0.09 R)
• M51: 41,036,790 km (0.12 R)
• M52: 41,522,235 km (0.117 R)
• M53: 42,891,654 km (0.094 R)
• M54: 42,990,090 km (0.073 R)
• M55: 43,088,525 km (0.076 R)
• M56: 43,680,933 km (0.11 R)
• M57: 43,978,034 km (0.116 R)
• M58: 45,674,623 km (0.063 R)
• M59: 47,291,028 km (0.095 R)
• M60: 47,494,332 km (0.078 R)
• M61: 47,698,084 km (0.085 R)
• M62: 49,028,757 km (0.047 R)
• M63: 50,891,550 km (0.104 R)
• M64: 51,099,940 km (0.11 R)
• M65: 51,622,036 km (0.069 R)
• M66: 52,882,698 km (0.045 R)
• M67: 54,366,110 km (0.114 R)
• M68: 55,005,940 km (0.07 R)
• M69: 55,326,828 km (0.106 R)
• M70: 56,293,380 km (0.111 R)
• M71: 56,616,661 km (0.082 R)
• M72: 57,373,626 km (0.098 R)
• M73: 58,134,032 km (0.103 R)
• M74: 59,884,327 km (0.054 R)
• M75: 60,104,385 km (0.116 R)
• M76: 60,324,593 km (0.112 R)
• M77: 60,434,847 km (0.113 R)
• M78: 62,653,683 km (0.085 R)
• M79: 63,324,629 km (0.114 R)
• M80: 64,786,200 km (0.115 R)
• M81: 65,351,381 km (0.082 R)
• M82: 68,201,370 km (0.109 R)
• M83: 71,324,824 km (0.117 R)
• M84: 72,962,621 km (0.118 R)
• M85: 73,668,275 km (0.098 R)
• M86: 74,494,504 km (0.116 R)
• M87: 76,633,005 km (0.101 R)
• M88: 76,752,534 km (0.084 R)
• M89: 77,829,788 km (0.078 R)
• M90: 78,069,893 km (0.114 R)
• M91: 78,310,297 km (0.109 R)
• M92: 79,878,531 km (0.105 R)
• M93: 80,363,079 km (0.098 R)
• M94: 80,970,296 km (0.092 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 20,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit