🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.5 AU - 0.78 AU

Year: 336 Days

Day: 44.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,987,787 km

• M1: 274,063 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.6

Radius: 14.3

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.53 AU - 0.83 AU

Year: 368 Days

Day: 12.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 37,987,787 km

• M1: 184,454 km (0.1 R)
• M2: 285,732 km (0.086 R)
• M3: 406,158 km (0.081 R)
• M4: 512,672 km (0.105 R)
• M5: 695,929 km (0.114 R)
• M6: 811,419 km (0.091 R)
• M7: 912,697 km (0.076 R)
• M8: 1,014,274 km (0.102 R)
• M9: 1,106,127 km (0.103 R)
• M10: 1,254,677 km (0.104 R)
• M11: 1,364,482 km (0.047 R)
• M12: 1,583,793 km (0.089 R)
• M13: 1,786,947 km (0.09 R)
• M14: 1,894,807 km (0.082 R)
• M15: 2,057,868 km (0.115 R)
• M16: 2,448,618 km (0.062 R)
• M17: 2,627,088 km (0.077 R)
• M18: 2,750,806 km (0.107 R)
• M19: 2,943,488 km (0.114 R)
• M20: 3,051,797 km (0.114 R)
• M21: 3,286,366 km (0.12 R)
• M22: 3,399,013 km (0.083 R)
• M23: 3,541,430 km (0.09 R)
• M24: 3,817,887 km (0.093 R)
• M25: 3,973,619 km (0.1 R)
• M26: 4,199,960 km (0.089 R)
• M27: 4,399,673 km (0.083 R)
• M28: 4,681,516 km (0.116 R)
• M29: 4,912,794 km (0.038 R)
• M30: 5,066,431 km (0.054 R)
• M31: 5,156,190 km (0.087 R)
• M32: 5,254,625 km (0.079 R)
• M33: 5,486,801 km (0.115 R)
• M34: 5,663,327 km (0.063 R)
• M35: 5,841,647 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.4

Radius: 8.2

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.98 AU - 1.36 AU

Year: 830 Days

Day: 8.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 37,987,787 km

• M1: 105,317 km (0.09 R)
• M2: 167,250 km (0.111 R)
• M3: 242,199 km (0.116 R)
• M4: 385,963 km (0.114 R)
• M5: 440,715 km (0.116 R)
• M6: 718,668 km (0.092 R)
• M7: 771,027 km (0.108 R)
• M8: 849,267 km (0.067 R)
• M9: 1,066,932 km (0.085 R)
• M10: 1,189,453 km (0.064 R)
• M11: 1,338,452 km (0.119 R)
• M12: 1,396,795 km (0.036 R)
• M13: 1,456,186 km (0.118 R)
• M14: 1,508,695 km (0.108 R)
• M15: 1,631,514 km (0.082 R)
• M16: 2,027,949 km (0.043 R)
• M17: 2,163,933 km (0.097 R)
• M18: 2,241,724 km (0.104 R)
• M19: 2,294,083 km (0.056 R)
• M20: 2,480,781 km (0.114 R)
• M21: 2,897,561 km (0.073 R)
• M22: 3,002,728 km (0.081 R)
• M23: 3,089,944 km (0.048 R)
• M24: 3,456,758 km (0.077 R)
• M25: 3,578,680 km (0.045 R)
• M26: 3,640,165 km (0.072 R)
• M27: 3,733,215 km (0.075 R)
• M28: 3,953,273 km (0.077 R)
• M29: 4,059,488 km (0.065 R)
• M30: 4,134,436 km (0.092 R)
• M31: 4,296,750 km (0.099 R)
• M32: 4,395,036 km (0.118 R)
• M33: 4,649,801 km (0.09 R)
• M34: 4,762,149 km (0.1 R)
• M35: 4,886,764 km (0.096 R)
• M36: 4,978,019 km (0.082 R)
• M37: 5,046,834 km (0.109 R)
• M38: 5,644,776 km (0.095 R)
• M39: 5,716,583 km (0.089 R)
• M40: 6,019,220 km (0.091 R)
• M41: 6,129,324 km (0.113 R)
• M42: 6,326,943 km (0.08 R)
• M43: 6,451,558 km (0.104 R)
• M44: 6,589,487 km (0.085 R)
• M45: 6,665,184 km (0.066 R)
• M46: 6,958,096 km (0.102 R)
• M47: 7,151,227 km (0.1 R)
• M48: 7,794,947 km (0.086 R)
• M49: 8,143,958 km (0.107 R)
• M50: 8,801,740 km (0.1 R)
• M51: 8,996,816 km (0.115 R)
• M52: 9,136,989 km (0.04 R)
• M53: 9,505,000 km (0.036 R)
• M54: 9,604,931 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444

Radius: 14.9

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1 AU - 1.64 AU

Year: 995 Days

Day: 8.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 37,987,787 km

• M1: 186,100 km (0.118 R)
• M2: 279,898 km (0.069 R)
• M3: 409,150 km (0.114 R)
• M4: 547,827 km (0.109 R)
• M5: 642,074 km (0.11 R)
• M6: 879,336 km (0.037 R)
• M7: 994,826 km (0.032 R)
• M8: 1,097,600 km (0.117 R)
• M9: 1,191,547 km (0.118 R)
• M10: 1,288,636 km (0.116 R)
• M11: 1,415,645 km (0.111 R)
• M12: 1,603,988 km (0.076 R)
• M13: 1,749,248 km (0.074 R)
• M14: 2,045,601 km (0.109 R)
• M15: 2,204,025 km (0.03 R)
• M16: 2,424,832 km (0.104 R)
• M17: 2,525,362 km (0.077 R)
• M18: 2,687,526 km (0.03 R)
• M19: 2,906,238 km (0.084 R)
• M20: 3,058,379 km (0.079 R)
• M21: 3,305,814 km (0.113 R)
• M22: 3,436,712 km (0.117 R)
• M23: 3,732,916 km (0.052 R)
• M24: 4,057,543 km (0.108 R)
• M25: 4,238,556 km (0.086 R)
• M26: 4,525,635 km (0.098 R)
• M27: 4,650,549 km (0.074 R)
• M28: 4,745,095 km (0.041 R)
• M29: 5,064,935 km (0.095 R)
• M30: 5,184,015 km (0.063 R)
• M31: 5,293,072 km (0.093 R)
• M32: 5,413,947 km (0.115 R)
• M33: 5,524,649 km (0.11 R)
• M34: 5,748,298 km (0.091 R)
• M35: 5,861,245 km (0.09 R)
• M36: 6,055,123 km (0.088 R)
• M37: 6,239,428 km (0.118 R)
• M38: 6,507,807 km (0.107 R)
• M39: 6,602,053 km (0.102 R)
• M40: 6,696,749 km (0.11 R)
• M41: 7,031,848 km (0.083 R)
• M42: 7,446,234 km (0.095 R)
• M43: 7,706,235 km (0.118 R)
• M44: 7,831,149 km (0.086 R)
• M45: 8,095,489 km (0.082 R)
• M46: 8,581,532 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.7

Radius: 12.3

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.3 AU - 1.38 AU

Year: 1018 Days

Day: 14.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 37,987,787 km

• M1: 166,353 km (0.057 R)
• M2: 254,915 km (0.039 R)
• M3: 351,705 km (0.083 R)
• M4: 481,406 km (0.104 R)
• M5: 563,236 km (0.102 R)
• M6: 646,861 km (0.108 R)
• M7: 760,556 km (0.082 R)
• M8: 886,367 km (0.042 R)
• M9: 963,709 km (0.096 R)
• M10: 1,067,530 km (0.097 R)
• M11: 1,165,517 km (0.078 R)
• M12: 1,292,526 km (0.079 R)
• M13: 1,467,705 km (0.071 R)
• M14: 1,589,029 km (0.088 R)
• M15: 1,719,628 km (0.077 R)
• M16: 1,865,785 km (0.091 R)
• M17: 2,004,013 km (0.11 R)
• M18: 2,127,132 km (0.075 R)
• M19: 2,214,796 km (0.102 R)
• M20: 2,381,149 km (0.093 R)
• M21: 2,531,645 km (0.071 R)
• M22: 2,638,458 km (0.051 R)
• M23: 2,733,003 km (0.026 R)
• M24: 2,828,896 km (0.033 R)
• M25: 2,939,748 km (0.108 R)
• M26: 3,038,034 km (0.05 R)
• M27: 3,180,451 km (0.113 R)
• M28: 3,303,121 km (0.059 R)
• M29: 3,405,446 km (0.114 R)
• M30: 3,568,508 km (0.092 R)
• M31: 3,666,045 km (0.1 R)
• M32: 3,772,110 km (0.079 R)
• M33: 3,925,448 km (0.095 R)
• M34: 4,002,790 km (0.108 R)
• M35: 4,096,438 km (0.055 R)
• M36: 4,527,131 km (0.052 R)
• M37: 4,682,114 km (0.09 R)
• M38: 4,789,077 km (0.111 R)
• M39: 4,938,824 km (0.091 R)
• M40: 5,056,258 km (0.084 R)
• M41: 5,217,226 km (0.05 R)
• M42: 5,302,646 km (0.052 R)
• M43: 5,388,515 km (0.095 R)
• M44: 5,552,923 km (0.056 R)
• M45: 5,683,971 km (0.053 R)
• M46: 5,771,935 km (0.107 R)
• M47: 5,904,628 km (0.104 R)
• M48: 6,056,320 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.1

Radius: 11.8

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.16 AU - 1.9 AU

Year: 1241 Days

Day: 6.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 37,987,787 km

• M1: 154,535 km (0.063 R)
• M2: 261,796 km (0.084 R)
• M3: 383,719 km (0.109 R)
• M4: 507,586 km (0.109 R)
• M5: 614,398 km (0.035 R)
• M6: 695,331 km (0.111 R)
• M7: 861,833 km (0.063 R)
• M8: 946,506 km (0.111 R)
• M9: 1,050,626 km (0.087 R)
• M10: 1,158,785 km (0.116 R)
• M11: 1,451,099 km (0.11 R)
• M12: 1,867,580 km (0.057 R)
• M13: 1,949,111 km (0.114 R)
• M14: 2,212,104 km (0.094 R)
• M15: 2,531,794 km (0.12 R)
• M16: 2,749,459 km (0.091 R)
• M17: 3,203,190 km (0.05 R)
• M18: 3,836,138 km (0.035 R)
• M19: 4,113,642 km (0.087 R)
• M20: 4,425,105 km (0.109 R)
• M21: 4,521,446 km (0.055 R)
• M22: 4,660,422 km (0.068 R)
• M23: 4,913,991 km (0.049 R)
• M24: 5,099,941 km (0.12 R)
• M25: 5,479,022 km (0.114 R)
• M26: 5,973,293 km (0.088 R)
• M27: 6,080,106 km (0.116 R)
• M28: 6,172,109 km (0.113 R)
• M29: 6,295,378 km (0.088 R)
• M30: 6,482,076 km (0.11 R)
• M31: 6,654,712 km (0.076 R)
• M32: 6,749,557 km (0.066 R)
• M33: 6,876,865 km (0.104 R)
• M34: 7,182,044 km (0.104 R)
• M35: 7,295,739 km (0.045 R)
• M36: 7,706,385 km (0.095 R)
• M37: 7,839,377 km (0.075 R)
• M38: 8,192,129 km (0.098 R)
• M39: 8,276,951 km (0.091 R)
• M40: 8,464,547 km (0.114 R)
• M41: 8,636,135 km (0.077 R)
• M42: 8,722,453 km (0.106 R)
• M43: 8,983,203 km (0.082 R)
• M44: 9,158,382 km (0.12 R)
• M45: 9,476,576 km (0.054 R)
• M46: 9,924,622 km (0.111 R)
• M47: 10,087,684 km (0.119 R)
• M48: 10,288,145 km (0.052 R)
• M49: 10,526,753 km (0.12 R)
• M50: 10,822,957 km (0.085 R)
• M51: 11,065,754 km (0.106 R)
• M52: 11,310,197 km (0.069 R)
• M53: 11,461,590 km (0.103 R)
• M54: 11,575,584 km (0.04 R)
• M55: 11,709,025 km (0.025 R)
• M56: 11,900,511 km (0.107 R)
• M57: 12,112,341 km (0.051 R)
• M58: 12,383,861 km (0.073 R)
• M59: 12,520,444 km (0.114 R)
• M60: 12,952,782 km (0.113 R)
• M61: 13,330,068 km (0.107 R)
• M62: 13,449,896 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.2

Radius: 10.1

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.72 AU - 5.9 AU

Year: 8027 Days

Day: 13.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 37,987,787 km

• M1: 128,953 km (0.101 R)
• M2: 475,123 km (0.082 R)
• M3: 587,620 km (0.119 R)
• M4: 1,130,960 km (0.043 R)
• M5: 1,304,942 km (0.097 R)
• M6: 1,469,500 km (0.078 R)
• M7: 1,621,491 km (0.119 R)
• M8: 1,982,770 km (0.117 R)
• M9: 2,151,666 km (0.104 R)
• M10: 2,237,835 km (0.107 R)
• M11: 2,503,520 km (0.106 R)
• M12: 2,640,253 km (0.045 R)
• M13: 2,756,042 km (0.071 R)
• M14: 2,993,005 km (0.103 R)
• M15: 3,310,900 km (0.117 R)
• M16: 3,537,541 km (0.114 R)
• M17: 3,665,597 km (0.068 R)
• M18: 3,979,453 km (0.104 R)
• M19: 4,220,455 km (0.057 R)
• M20: 4,356,589 km (0.078 R)
• M21: 4,438,868 km (0.095 R)
• M22: 5,058,502 km (0.087 R)
• M23: 5,349,171 km (0.077 R)
• M24: 5,795,571 km (0.091 R)
• M25: 5,946,964 km (0.111 R)
• M26: 6,069,186 km (0.026 R)
• M27: 6,284,906 km (0.058 R)
• M28: 6,692,261 km (0.101 R)
• M29: 7,075,979 km (0.093 R)
• M30: 7,205,531 km (0.106 R)
• M31: 7,303,218 km (0.094 R)
• M32: 7,999,148 km (0.118 R)
• M33: 8,066,467 km (0.119 R)
• M34: 8,201,853 km (0.1 R)
• M35: 9,347,174 km (0.09 R)
• M36: 10,065,543 km (0.107 R)
• M37: 10,357,857 km (0.12 R)
• M38: 10,653,014 km (0.086 R)
• M39: 10,913,464 km (0.094 R)
• M40: 11,289,403 km (0.105 R)
• M41: 11,365,100 km (0.115 R)
• M42: 11,593,087 km (0.077 R)
• M43: 12,247,578 km (0.082 R)
• M44: 12,481,399 km (0.061 R)
• M45: 12,756,210 km (0.067 R)
• M46: 13,271,725 km (0.041 R)
• M47: 13,874,903 km (0.077 R)
• M48: 14,693,204 km (0.105 R)
• M49: 15,066,600 km (0.112 R)
• M50: 15,865,004 km (0.074 R)
• M51: 15,992,312 km (0.102 R)
• M52: 16,849,956 km (0.078 R)
• M53: 16,979,807 km (0.066 R)
• M54: 17,546,633 km (0.088 R)
• M55: 18,341,896 km (0.096 R)
• M56: 18,654,256 km (0.097 R)
• M57: 19,284,362 km (0.04 R)
• M58: 19,738,691 km (0.074 R)
• M59: 20,519,143 km (0.092 R)
• M60: 20,750,571 km (0.09 R)
• M61: 21,638,135 km (0.118 R)
• M62: 22,681,281 km (0.047 R)
• M63: 22,968,659 km (0.046 R)
• M64: 23,837,822 km (0.114 R)
• M65: 23,935,061 km (0.115 R)
• M66: 24,129,987 km (0.069 R)
• M67: 24,472,267 km (0.118 R)
• M68: 24,914,777 km (0.103 R)
• M69: 25,161,763 km (0.063 R)
• M70: 26,007,590 km (0.089 R)
• M71: 26,208,051 km (0.093 R)
• M72: 26,761,713 km (0.088 R)
• M73: 27,166,824 km (0.097 R)
• M74: 27,268,401 km (0.117 R)
• M75: 28,034,342 km (0.061 R)
• M76: 28,497,347 km (0.063 R)
• M77: 28,911,135 km (0.098 R)
• M78: 30,006,491 km (0.103 R)
• M79: 31,434,701 km (0.117 R)
• M80: 32,022,771 km (0.081 R)
• M81: 32,506,869 km (0.092 R)
• M82: 32,993,212 km (0.087 R)
• M83: 34,082,733 km (0.083 R)
• M84: 34,302,044 km (0.103 R)
• M85: 34,797,213 km (0.056 R)
• M86: 35,128,572 km (0.061 R)
• M87: 35,461,128 km (0.041 R)
• M88: 36,801,375 km (0.057 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 18,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit