🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.48 AU - 0.76 AU

Year: 310 Days

Day: 13.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.6

Radius: 14

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.8 AU - 1.28 AU

Year: 674 Days

Day: 6.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 31,997,024 km

• M1: 178,171 km (0.105 R)
• M2: 265,237 km (0.075 R)
• M3: 368,011 km (0.104 R)
• M4: 468,092 km (0.116 R)
• M5: 555,457 km (0.115 R)
• M6: 644,617 km (0.062 R)
• M7: 745,745 km (0.114 R)
• M8: 846,874 km (0.104 R)
• M9: 950,395 km (0.078 R)
• M10: 1,099,096 km (0.079 R)
• M11: 1,241,962 km (0.088 R)
• M12: 1,336,059 km (0.104 R)
• M13: 1,455,438 km (0.051 R)
• M14: 1,574,667 km (0.082 R)
• M15: 1,677,441 km (0.114 R)
• M16: 1,786,647 km (0.091 R)
• M17: 1,986,959 km (0.112 R)
• M18: 2,098,858 km (0.119 R)
• M19: 2,217,190 km (0.118 R)
• M20: 2,356,017 km (0.096 R)
• M21: 2,470,160 km (0.112 R)
• M22: 2,595,523 km (0.12 R)
• M23: 2,751,853 km (0.108 R)
• M24: 2,935,858 km (0.1 R)
• M25: 3,024,420 km (0.091 R)
• M26: 3,305,963 km (0.064 R)
• M27: 3,424,146 km (0.102 R)
• M28: 3,570,004 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.5

Radius: 11.5

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.05 AU - 2.35 AU

Year: 2075 Days

Day: 6.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 31,997,024 km

• M1: 330,013 km (0.064 R)
• M2: 527,482 km (0.115 R)
• M3: 605,722 km (0.102 R)
• M4: 697,276 km (0.114 R)
• M5: 886,667 km (0.033 R)
• M6: 1,053,169 km (0.104 R)
• M7: 1,156,092 km (0.047 R)
• M8: 1,317,209 km (0.091 R)
• M9: 1,429,108 km (0.084 R)
• M10: 1,591,123 km (0.12 R)
• M11: 1,710,801 km (0.107 R)
• M12: 1,821,204 km (0.117 R)
• M13: 1,946,717 km (0.081 R)
• M14: 2,049,192 km (0.037 R)
• M15: 2,233,197 km (0.071 R)
• M16: 2,313,681 km (0.095 R)
• M17: 2,603,601 km (0.045 R)
• M18: 2,688,573 km (0.06 R)
• M19: 2,963,983 km (0.073 R)
• M20: 3,038,034 km (0.055 R)
• M21: 3,203,190 km (0.034 R)
• M22: 3,700,453 km (0.097 R)
• M23: 4,924,612 km (0.108 R)
• M24: 5,048,180 km (0.096 R)
• M25: 5,190,597 km (0.115 R)
• M26: 5,425,167 km (0.074 R)
• M27: 5,498,021 km (0.034 R)
• M28: 5,626,226 km (0.112 R)
• M29: 5,792,729 km (0.09 R)
• M30: 5,867,228 km (0.088 R)
• M31: 5,998,426 km (0.093 R)
• M32: 6,263,663 km (0.026 R)
• M33: 6,359,405 km (0.054 R)
• M34: 6,649,326 km (0.067 R)
• M35: 7,003,125 km (0.098 R)
• M36: 7,688,134 km (0.066 R)
• M37: 7,770,113 km (0.095 R)
• M38: 7,935,120 km (0.059 R)
• M39: 8,080,379 km (0.102 R)
• M40: 8,289,368 km (0.031 R)
• M41: 8,394,535 km (0.103 R)
• M42: 8,542,637 km (0.117 R)
• M43: 8,819,842 km (0.099 R)
• M44: 9,274,021 km (0.117 R)
• M45: 9,449,050 km (0.08 R)
• M46: 9,559,005 km (0.117 R)
• M47: 9,713,689 km (0.106 R)
• M48: 9,958,431 km (0.07 R)
• M49: 10,070,330 km (0.109 R)
• M50: 10,658,998 km (0.106 R)
• M51: 11,003,821 km (0.097 R)
• M52: 11,096,422 km (0.075 R)
• M53: 11,422,396 km (0.032 R)
• M54: 11,917,415 km (0.085 R)
• M55: 12,036,345 km (0.078 R)
• M56: 12,179,511 km (0.077 R)
• M57: 12,251,318 km (0.032 R)
• M58: 12,467,636 km (0.102 R)
• M59: 12,952,782 km (0.092 R)
• M60: 13,075,003 km (0.107 R)
• M61: 13,246,891 km (0.107 R)
• M62: 13,394,694 km (0.116 R)
• M63: 13,991,739 km (0.093 R)
• M64: 14,394,606 km (0.114 R)
• M65: 15,185,979 km (0.11 R)
• M66: 15,263,321 km (0.1 R)
• M67: 15,756,246 km (0.119 R)
• M68: 15,860,665 km (0.103 R)
• M69: 16,545,225 km (0.066 R)
• M70: 17,051,464 km (0.112 R)
• M71: 17,616,944 km (0.117 R)
• M72: 17,806,934 km (0.076 R)
• M73: 17,970,145 km (0.111 R)
• M74: 18,079,351 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.6

Radius: 13.6

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.35 AU - 4.39 AU

Year: 4841 Days

Day: 9.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 31,997,024 km

• M1: 177,124 km (0.116 R)
• M2: 295,007 km (0.112 R)
• M3: 503,846 km (0.079 R)
• M4: 758,611 km (0.109 R)
• M5: 916,437 km (0.07 R)
• M6: 1,042,847 km (0.056 R)
• M7: 1,160,580 km (0.07 R)
• M8: 1,251,985 km (0.106 R)
• M9: 1,643,781 km (0.037 R)
• M10: 2,018,225 km (0.117 R)
• M11: 2,130,274 km (0.041 R)
• M12: 2,459,389 km (0.11 R)
• M13: 2,825,904 km (0.073 R)
• M14: 3,408,737 km (0.107 R)
• M15: 3,725,735 km (0.07 R)
• M16: 3,818,186 km (0.065 R)
• M17: 3,981,697 km (0.088 R)
• M18: 4,364,368 km (0.058 R)
• M19: 4,461,906 km (0.11 R)
• M20: 5,088,422 km (0.098 R)
• M21: 5,583,142 km (0.111 R)
• M22: 6,230,153 km (0.116 R)
• M23: 6,340,407 km (0.06 R)
• M24: 6,590,833 km (0.078 R)
• M25: 7,303,368 km (0.108 R)
• M26: 7,419,755 km (0.109 R)
• M27: 7,920,908 km (0.081 R)
• M28: 8,130,644 km (0.05 R)
• M29: 8,770,624 km (0.054 R)
• M30: 9,458,475 km (0.026 R)
• M31: 9,712,941 km (0.076 R)
• M32: 9,969,800 km (0.093 R)
• M33: 10,131,366 km (0.083 R)
• M34: 10,326,591 km (0.041 R)
• M35: 11,354,478 km (0.095 R)
• M36: 11,489,565 km (0.038 R)
• M37: 12,519,397 km (0.087 R)
• M38: 12,658,972 km (0.103 R)
• M39: 13,435,684 km (0.034 R)
• M40: 13,614,453 km (0.075 R)
• M41: 14,046,642 km (0.115 R)
• M42: 15,258,235 km (0.11 R)
• M43: 15,594,531 km (0.051 R)
• M44: 15,820,124 km (0.104 R)
• M45: 16,694,674 km (0.05 R)
• M46: 17,157,380 km (0.034 R)
• M47: 17,312,513 km (0.108 R)
• M48: 18,689,860 km (0.12 R)
• M49: 18,849,481 km (0.081 R)
• M50: 19,776,390 km (0.078 R)
• M51: 19,939,003 km (0.1 R)
• M52: 20,388,843 km (0.117 R)
• M53: 21,381,724 km (0.068 R)
• M54: 21,716,225 km (0.099 R)
• M55: 22,052,521 km (0.029 R)
• M56: 22,432,799 km (0.066 R)
• M57: 22,772,685 km (0.054 R)
• M58: 23,414,610 km (0.106 R)
• M59: 24,149,435 km (0.088 R)
• M60: 24,410,483 km (0.111 R)
• M61: 24,585,064 km (0.1 R)
• M62: 24,760,093 km (0.096 R)
• M63: 25,023,385 km (0.094 R)
• M64: 25,375,988 km (0.115 R)
• M65: 26,533,127 km (0.082 R)
• M66: 27,073,026 km (0.077 R)
• M67: 27,798,426 km (0.108 R)
• M68: 29,222,149 km (0.051 R)
• M69: 29,407,650 km (0.112 R)
• M70: 29,639,976 km (0.066 R)
• M71: 29,779,700 km (0.091 R)
• M72: 30,153,396 km (0.106 R)
• M73: 30,247,044 km (0.117 R)
• M74: 30,387,666 km (0.058 R)
• M75: 31,188,912 km (0.056 R)
• M76: 31,473,298 km (0.07 R)
• M77: 31,949,318 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 200 - 16,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit