🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.53 AU - 0.83 AU

Year: 210 Days

Day: 46.4 Hours

Environment

Temp: 148 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,127,908 km

• M1: 56,997 km (0.068 R)
• M2: 192,084 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.86 AU - 1.16 AU

Year: 380 Days

Day: 41.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,127,908 km

• M1: 674,686 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.76 AU - 1.92 AU

Year: 935 Days

Day: 39.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,127,908 km

• M1: 1,060,649 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.72 AU - 2.08 AU

Year: 981 Days

Day: 25.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,127,908 km

• M1: 107,411 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.53 AU - 2.99 AU

Year: 1718 Days

Day: 26.2 Hours

Environment

Temp: -103 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.7

Radius: 13.9

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.15 AU - 5.79 AU

Year: 4152 Days

Day: 10.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 73,127,908 km

• M1: 175,777 km (0.094 R)
• M2: 267,182 km (0.1 R)
• M3: 388,057 km (0.116 R)
• M4: 508,932 km (0.087 R)
• M5: 737,966 km (0.088 R)
• M6: 880,383 km (0.079 R)
• M7: 1,123,330 km (0.094 R)
• M8: 1,237,474 km (0.07 R)
• M9: 1,388,867 km (0.113 R)
• M10: 1,512,434 km (0.072 R)
• M11: 1,628,223 km (0.087 R)
• M12: 2,135,061 km (0.078 R)
• M13: 2,239,779 km (0.043 R)
• M14: 2,373,071 km (0.12 R)
• M15: 2,468,066 km (0.095 R)
• M16: 2,605,995 km (0.032 R)
• M17: 2,861,059 km (0.103 R)
• M18: 3,050,301 km (0.075 R)
• M19: 3,169,081 km (0.042 R)
• M20: 4,059,189 km (0.075 R)
• M21: 4,642,770 km (0.106 R)
• M22: 4,849,065 km (0.1 R)
• M23: 5,182,070 km (0.114 R)
• M24: 5,324,487 km (0.09 R)
• M25: 5,450,150 km (0.114 R)
• M26: 6,453,203 km (0.104 R)
• M27: 6,568,244 km (0.077 R)
• M28: 6,800,270 km (0.102 R)
• M29: 7,193,264 km (0.073 R)
• M30: 7,512,805 km (0.033 R)
• M31: 7,960,103 km (0.113 R)
• M32: 8,541,889 km (0.11 R)
• M33: 8,880,578 km (0.086 R)
• M34: 9,051,569 km (0.11 R)
• M35: 9,245,298 km (0.09 R)
• M36: 9,462,215 km (0.115 R)
• M37: 9,593,113 km (0.091 R)
• M38: 10,033,978 km (0.069 R)
• M39: 10,256,879 km (0.1 R)
• M40: 10,436,396 km (0.032 R)
• M41: 10,662,439 km (0.112 R)
• M42: 10,821,461 km (0.114 R)
• M43: 11,165,087 km (0.088 R)
• M44: 11,349,841 km (0.034 R)
• M45: 12,217,509 km (0.108 R)
• M46: 12,503,540 km (0.101 R)
• M47: 12,695,324 km (0.086 R)
• M48: 12,815,900 km (0.094 R)
• M49: 13,155,188 km (0.086 R)
• M50: 13,423,866 km (0.107 R)
• M51: 13,966,607 km (0.112 R)
• M52: 14,315,768 km (0.049 R)
• M53: 14,491,546 km (0.083 R)
• M54: 14,921,191 km (0.118 R)
• M55: 15,175,956 km (0.108 R)
• M56: 15,715,556 km (0.104 R)
• M57: 15,870,838 km (0.052 R)
• M58: 16,313,797 km (0.11 R)
• M59: 16,760,796 km (0.118 R)
• M60: 16,972,477 km (0.056 R)
• M61: 17,131,948 km (0.094 R)
• M62: 17,639,983 km (0.082 R)
• M63: 17,801,548 km (0.075 R)
• M64: 18,071,722 km (0.088 R)
• M65: 18,234,484 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.8

Radius: 13.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.25 AU - 10.05 AU

Year: 9534 Days

Day: 11.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 73,127,908 km

• M1: 193,580 km (0.104 R)
• M2: 455,675 km (0.108 R)
• M3: 608,863 km (0.068 R)
• M4: 766,091 km (0.112 R)
• M5: 903,122 km (0.098 R)
• M6: 1,011,730 km (0.116 R)
• M7: 1,284,148 km (0.079 R)
• M8: 1,806,693 km (0.064 R)
• M9: 1,971,401 km (0.05 R)
• M10: 2,165,878 km (0.043 R)
• M11: 3,318,380 km (0.058 R)
• M12: 3,759,694 km (0.059 R)
• M13: 4,033,757 km (0.117 R)
• M14: 4,829,169 km (0.052 R)
• M15: 4,960,965 km (0.112 R)
• M16: 5,228,296 km (0.116 R)
• M17: 5,466,007 km (0.085 R)
• M18: 5,952,499 km (0.074 R)
• M19: 6,525,459 km (0.053 R)
• M20: 6,634,965 km (0.101 R)
• M21: 6,781,870 km (0.117 R)
• M22: 7,153,920 km (0.073 R)
• M23: 7,380,261 km (0.048 R)
• M24: 7,494,405 km (0.081 R)
• M25: 7,879,170 km (0.116 R)
• M26: 8,468,287 km (0.076 R)
• M27: 9,031,074 km (0.028 R)
• M28: 9,606,128 km (0.042 R)
• M29: 10,150,814 km (0.058 R)
• M30: 10,277,823 km (0.109 R)
• M31: 10,405,579 km (0.104 R)
• M32: 11,138,908 km (0.105 R)
• M33: 11,578,127 km (0.12 R)
• M34: 12,247,727 km (0.068 R)
• M35: 13,905,720 km (0.112 R)
• M36: 14,141,487 km (0.093 R)
• M37: 14,617,208 km (0.09 R)
• M38: 15,098,165 km (0.114 R)
• M39: 15,340,663 km (0.084 R)
• M40: 15,535,440 km (0.1 R)
• M41: 16,273,705 km (0.05 R)
• M42: 16,922,661 km (0.071 R)
• M43: 17,326,276 km (0.067 R)
• M44: 17,886,520 km (0.118 R)
• M45: 18,040,306 km (0.097 R)
• M46: 18,816,121 km (0.099 R)
• M47: 19,391,923 km (0.039 R)
• M48: 19,655,515 km (0.105 R)
• M49: 21,425,257 km (0.03 R)
• M50: 21,697,974 km (0.086 R)
• M51: 21,807,330 km (0.086 R)
• M52: 22,688,761 km (0.117 R)
• M53: 23,022,364 km (0.107 R)
• M54: 23,189,764 km (0.07 R)
• M55: 23,357,613 km (0.073 R)
• M56: 25,865,023 km (0.101 R)
• M57: 26,271,630 km (0.05 R)
• M58: 26,680,631 km (0.11 R)
• M59: 27,032,784 km (0.09 R)
• M60: 27,563,856 km (0.111 R)
• M61: 30,209,794 km (0.098 R)
• M62: 30,699,428 km (0.099 R)
• M63: 31,562,907 km (0.099 R)
• M64: 32,371,782 km (0.099 R)
• M65: 32,559,378 km (0.116 R)
• M66: 33,187,390 km (0.065 R)
• M67: 33,629,452 km (0.093 R)
• M68: 34,839,100 km (0.092 R)
• M69: 35,352,670 km (0.053 R)
• M70: 36,127,736 km (0.08 R)
• M71: 36,777,889 km (0.114 R)
• M72: 38,089,862 km (0.11 R)
• M73: 40,759,585 km (0.045 R)
• M74: 40,962,291 km (0.092 R)
• M75: 42,527,084 km (0.107 R)
• M76: 43,489,148 km (0.093 R)
• M77: 45,995,960 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.4

Radius: 7.5

Gravity: 17.73 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 9.2 AU - 14.84 AU

Year: 15617 Days

Day: 21.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 73,127,908 km

• M1: 347,965 km (0.102 R)
• M2: 472,729 km (0.106 R)
• M3: 613,052 km (0.102 R)
• M4: 1,248,095 km (0.037 R)
• M5: 1,745,807 km (0.106 R)
• M6: 1,808,189 km (0.109 R)
• M7: 1,903,184 km (0.112 R)
• M8: 1,967,362 km (0.106 R)
• M9: 2,265,660 km (0.118 R)
• M10: 2,685,431 km (0.095 R)
• M11: 2,794,189 km (0.085 R)
• M12: 3,091,440 km (0.068 R)
• M13: 4,336,244 km (0.102 R)
• M14: 4,421,365 km (0.074 R)
• M15: 4,507,085 km (0.065 R)
• M16: 4,855,348 km (0.092 R)
• M17: 6,046,746 km (0.068 R)
• M18: 6,872,227 km (0.094 R)
• M19: 7,071,491 km (0.095 R)
• M20: 8,734,122 km (0.104 R)
• M21: 9,058,749 km (0.097 R)
• M22: 9,497,819 km (0.076 R)
• M23: 9,608,671 km (0.109 R)
• M24: 10,000,169 km (0.039 R)
• M25: 11,617,322 km (0.115 R)
• M26: 13,313,911 km (0.113 R)
• M27: 13,438,078 km (0.093 R)
• M28: 14,317,863 km (0.066 R)
• M29: 14,764,562 km (0.045 R)
• M30: 15,476,049 km (0.073 R)
• M31: 18,708,411 km (0.11 R)
• M32: 24,381,162 km (0.116 R)
• M33: 24,838,034 km (0.064 R)
• M34: 25,220,855 km (0.045 R)
• M35: 26,303,195 km (0.063 R)
• M36: 26,928,514 km (0.071 R)
• M37: 27,479,633 km (0.063 R)
• M38: 27,954,905 km (0.093 R)
• M39: 30,127,515 km (0.048 R)
• M40: 31,440,386 km (0.115 R)
• M41: 32,688,032 km (0.025 R)
• M42: 35,403,383 km (0.041 R)
• M43: 35,747,907 km (0.101 R)
• M44: 36,700,995 km (0.09 R)
• M45: 36,875,127 km (0.068 R)
• M46: 39,075,562 km (0.061 R)
• M47: 39,788,695 km (0.084 R)
• M48: 39,967,614 km (0.072 R)
• M49: 40,057,223 km (0.116 R)
• M50: 41,046,813 km (0.057 R)
• M51: 42,958,525 km (0.087 R)
• M52: 43,786,698 km (0.117 R)
• M53: 43,971,452 km (0.12 R)
• M54: 44,341,706 km (0.057 R)
• M55: 44,713,008 km (0.117 R)
• M56: 44,806,058 km (0.029 R)
• M57: 44,899,108 km (0.086 R)
• M58: 46,114,740 km (0.069 R)
• M59: 46,396,732 km (0.117 R)
• M60: 46,585,076 km (0.095 R)
• M61: 48,196,395 km (0.03 R)
• M62: 48,387,132 km (0.084 R)
• M63: 48,673,762 km (0.047 R)
• M64: 51,278,410 km (0.086 R)
• M65: 51,570,724 km (0.107 R)
• M66: 51,765,800 km (0.077 R)
• M67: 52,058,862 km (0.068 R)
• M68: 54,027,121 km (0.089 R)
• M69: 55,219,865 km (0.058 R)
• M70: 55,619,292 km (0.056 R)
• M71: 56,521,516 km (0.081 R)
• M72: 57,529,806 km (0.078 R)
• M73: 59,564,038 km (0.088 R)
• M74: 59,768,837 km (0.094 R)
• M75: 60,178,885 km (0.07 R)
• M76: 61,311,640 km (0.071 R)
• M77: 61,828,800 km (0.079 R)
• M78: 62,971,728 km (0.065 R)
• M79: 63,180,267 km (0.085 R)
• M80: 64,856,960 km (0.07 R)
• M81: 66,866,957 km (0.095 R)
• M82: 67,612,553 km (0.062 R)
• M83: 67,719,366 km (0.107 R)
• M84: 68,360,991 km (0.069 R)
• M85: 68,682,626 km (0.101 R)
• M86: 69,004,711 km (0.09 R)
• M87: 69,219,683 km (0.113 R)
• M88: 69,866,095 km (0.054 R)
• M89: 70,514,452 km (0.07 R)
• M90: 70,622,761 km (0.053 R)
• M91: 71,164,904 km (0.113 R)
• M92: 71,382,120 km (0.077 R)
• M93: 71,599,635 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 12,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit