🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.3

Radius: 14.2

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.62 AU - 0.88 AU

Year: 419 Days

Day: 10.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 24,854,227 km

• M1: 179,368 km (0.089 R)
• M2: 286,330 km (0.107 R)
• M3: 379,231 km (0.103 R)
• M4: 477,068 km (0.107 R)
• M5: 603,478 km (0.063 R)
• M6: 716,424 km (0.073 R)
• M7: 822,040 km (0.119 R)
• M8: 923,617 km (0.1 R)
• M9: 1,029,981 km (0.082 R)
• M10: 1,119,142 km (0.082 R)
• M11: 1,211,144 km (0.101 R)
• M12: 1,419,534 km (0.109 R)
• M13: 1,524,253 km (0.063 R)
• M14: 1,619,247 km (0.098 R)
• M15: 1,707,959 km (0.071 R)
• M16: 1,877,154 km (0.104 R)
• M17: 1,975,141 km (0.09 R)
• M18: 2,065,797 km (0.11 R)
• M19: 2,256,235 km (0.107 R)
• M20: 2,375,315 km (0.092 R)
• M21: 2,467,318 km (0.114 R)
• M22: 2,570,391 km (0.103 R)
• M23: 2,670,023 km (0.065 R)
• M24: 2,765,915 km (0.086 R)
• M25: 3,023,822 km (0.084 R)
• M26: 3,129,288 km (0.091 R)
• M27: 3,219,945 km (0.089 R)
• M28: 3,360,267 km (0.119 R)
• M29: 3,469,623 km (0.117 R)
• M30: 3,613,686 km (0.119 R)
• M31: 3,754,159 km (0.106 R)
• M32: 3,844,964 km (0.108 R)
• M33: 4,023,136 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.9

Radius: 10.1

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.72 AU - 0.86 AU

Year: 453 Days

Day: 15 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,854,227 km

• M1: 140,173 km (0.046 R)
• M2: 213,476 km (0.112 R)
• M3: 306,227 km (0.113 R)
• M4: 385,813 km (0.069 R)
• M5: 499,058 km (0.104 R)
• M6: 631,752 km (0.086 R)
• M7: 737,069 km (0.096 R)
• M8: 801,845 km (0.113 R)
• M9: 911,649 km (0.117 R)
• M10: 976,276 km (0.071 R)
• M11: 1,054,366 km (0.108 R)
• M12: 1,120,488 km (0.071 R)
• M13: 1,248,843 km (0.092 R)
• M14: 1,408,614 km (0.114 R)
• M15: 1,649,616 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.1

Radius: 8.1

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.72 AU - 0.96 AU

Year: 497 Days

Day: 6.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 24,854,227 km

• M1: 100,979 km (0.045 R)
• M2: 179,817 km (0.075 R)
• M3: 250,427 km (0.062 R)
• M4: 305,030 km (0.084 R)
• M5: 361,578 km (0.117 R)
• M6: 452,833 km (0.072 R)
• M7: 565,330 km (0.1 R)
• M8: 647,310 km (0.106 R)
• M9: 705,952 km (0.114 R)
• M10: 761,752 km (0.053 R)
• M11: 823,985 km (0.119 R)
• M12: 893,249 km (0.096 R)
• M13: 1,027,139 km (0.113 R)
• M14: 1,085,931 km (0.079 R)
• M15: 1,315,115 km (0.099 R)
• M16: 1,456,485 km (0.084 R)
• M17: 1,529,040 km (0.104 R)
• M18: 1,646,624 km (0.095 R)
• M19: 1,735,186 km (0.07 R)
• M20: 1,818,811 km (0.098 R)
• M21: 2,017,178 km (0.114 R)
• M22: 2,188,018 km (0.092 R)
• M23: 2,278,675 km (0.095 R)
• M24: 2,485,569 km (0.106 R)
• M25: 2,580,264 km (0.086 R)
• M26: 2,631,875 km (0.084 R)
• M27: 2,691,116 km (0.079 R)
• M28: 2,871,830 km (0.072 R)
• M29: 2,948,275 km (0.103 R)
• M30: 3,126,895 km (0.093 R)
• M31: 3,332,891 km (0.093 R)
• M32: 3,397,218 km (0.118 R)
• M33: 3,535,297 km (0.094 R)
• M34: 3,758,497 km (0.104 R)
• M35: 3,867,554 km (0.112 R)
• M36: 4,011,916 km (0.096 R)
• M37: 4,071,755 km (0.06 R)
• M38: 4,157,923 km (0.039 R)
• M39: 4,218,660 km (0.061 R)
• M40: 4,279,546 km (0.115 R)
• M41: 4,384,714 km (0.079 R)
• M42: 4,660,572 km (0.098 R)
• M43: 4,777,857 km (0.118 R)
• M44: 4,841,436 km (0.039 R)
• M45: 4,914,440 km (0.045 R)
• M46: 5,061,644 km (0.095 R)
• M47: 5,303,843 km (0.058 R)
• M48: 5,360,391 km (0.115 R)
• M49: 5,588,228 km (0.051 R)
• M50: 5,645,674 km (0.071 R)
• M51: 5,751,440 km (0.027 R)
• M52: 6,330,533 km (0.088 R)
• M53: 6,450,660 km (0.058 R)
• M54: 6,510,948 km (0.098 R)
• M55: 6,642,295 km (0.103 R)
• M56: 6,743,872 km (0.103 R)
• M57: 6,805,058 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.5

Radius: 14.2

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.83 AU - 1.07 AU

Year: 598 Days

Day: 9.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,854,227 km

• M1: 208,689 km (0.073 R)
• M2: 315,652 km (0.032 R)
• M3: 461,210 km (0.057 R)
• M4: 563,086 km (0.103 R)
• M5: 685,757 km (0.107 R)
• M6: 776,712 km (0.079 R)
• M7: 985,700 km (0.069 R)
• M8: 1,137,542 km (0.091 R)
• M9: 1,366,726 km (0.097 R)
• M10: 1,488,499 km (0.102 R)
• M11: 1,820,456 km (0.113 R)
• M12: 1,939,237 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.5

Radius: 13.1

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.83 AU - 1.17 AU

Year: 646 Days

Day: 6.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 24,854,227 km

• M1: 168,298 km (0.107 R)
• M2: 317,746 km (0.086 R)
• M3: 406,607 km (0.025 R)
• M4: 497,413 km (0.11 R)
• M5: 620,532 km (0.06 R)
• M6: 755,768 km (0.092 R)
• M7: 897,737 km (0.098 R)
• M8: 1,001,109 km (0.112 R)
• M9: 1,118,842 km (0.032 R)
• M10: 1,215,632 km (0.117 R)
• M11: 1,457,083 km (0.111 R)
• M12: 1,592,469 km (0.053 R)
• M13: 1,691,054 km (0.093 R)
• M14: 1,870,273 km (0.092 R)
• M15: 2,011,942 km (0.102 R)
• M16: 2,112,920 km (0.064 R)
• M17: 2,280,470 km (0.106 R)
• M18: 2,379,354 km (0.057 R)
• M19: 2,513,394 km (0.086 R)
• M20: 2,601,806 km (0.029 R)
• M21: 2,789,103 km (0.088 R)
• M22: 3,045,962 km (0.062 R)
• M23: 3,206,780 km (0.073 R)
• M24: 3,370,440 km (0.119 R)
• M25: 3,737,404 km (0.09 R)
• M26: 3,823,422 km (0.083 R)
• M27: 3,957,462 km (0.084 R)
• M28: 4,077,140 km (0.12 R)
• M29: 4,336,693 km (0.073 R)
• M30: 4,551,515 km (0.079 R)
• M31: 4,660,273 km (0.119 R)
• M32: 4,906,062 km (0.078 R)
• M33: 5,043,543 km (0.08 R)
• M34: 5,278,561 km (0.113 R)
• M35: 5,401,830 km (0.05 R)
• M36: 5,525,996 km (0.037 R)
• M37: 5,732,291 km (0.048 R)
• M38: 5,877,252 km (0.037 R)
• M39: 6,050,935 km (0.119 R)
• M40: 6,133,812 km (0.107 R)
• M41: 6,226,413 km (0.057 R)
• M42: 6,366,137 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.9

Radius: 12

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.95 AU - 1.45 AU

Year: 849 Days

Day: 13.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 24,854,227 km

• M1: 158,275 km (0.116 R)
• M2: 245,490 km (0.092 R)
• M3: 403,017 km (0.08 R)
• M4: 487,390 km (0.068 R)
• M5: 582,534 km (0.083 R)
• M6: 698,622 km (0.082 R)
• M7: 777,460 km (0.104 R)
• M8: 852,409 km (0.101 R)
• M9: 960,418 km (0.069 R)
• M10: 1,041,800 km (0.054 R)
• M11: 1,125,724 km (0.092 R)
• M12: 1,203,964 km (0.112 R)
• M13: 1,283,999 km (0.104 R)
• M14: 1,387,819 km (0.091 R)
• M15: 1,467,854 km (0.078 R)
• M16: 1,665,323 km (0.081 R)
• M17: 1,803,552 km (0.075 R)
• M18: 1,945,820 km (0.119 R)
• M19: 2,071,482 km (0.119 R)
• M20: 2,158,548 km (0.113 R)
• M21: 2,288,997 km (0.107 R)
• M22: 2,400,597 km (0.039 R)
• M23: 2,503,221 km (0.091 R)
• M24: 2,607,341 km (0.09 R)
• M25: 2,894,120 km (0.12 R)
• M26: 2,968,919 km (0.11 R)
• M27: 3,108,793 km (0.11 R)
• M28: 3,256,746 km (0.111 R)
• M29: 3,370,889 km (0.091 R)
• M30: 3,547,564 km (0.113 R)
• M31: 3,658,865 km (0.064 R)
• M32: 3,974,217 km (0.085 R)
• M33: 4,089,856 km (0.106 R)
• M34: 4,193,677 km (0.119 R)
• M35: 4,278,798 km (0.055 R)
• M36: 4,377,533 km (0.092 R)
• M37: 4,550,618 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.6

Radius: 12.2

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.16 AU - 1.35 AU

Year: 902 Days

Day: 5.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 24,854,227 km

• M1: 169,494 km (0.08 R)
• M2: 306,825 km (0.075 R)
• M3: 386,710 km (0.117 R)
• M4: 477,068 km (0.117 R)
• M5: 581,188 km (0.053 R)
• M6: 665,262 km (0.094 R)
• M7: 790,326 km (0.068 R)
• M8: 869,463 km (0.074 R)
• M9: 946,207 km (0.061 R)
• M10: 1,025,344 km (0.1 R)
• M11: 1,240,316 km (0.093 R)
• M12: 1,334,413 km (0.099 R)
• M13: 1,503,459 km (0.114 R)
• M14: 1,597,556 km (0.049 R)
• M15: 1,714,691 km (0.082 R)
• M16: 1,841,999 km (0.118 R)
• M17: 2,053,829 km (0.105 R)
• M18: 2,281,667 km (0.069 R)
• M19: 2,647,284 km (0.056 R)
• M20: 2,787,158 km (0.087 R)
• M21: 2,895,916 km (0.118 R)
• M22: 3,143,500 km (0.1 R)
• M23: 3,309,703 km (0.068 R)
• M24: 3,451,821 km (0.082 R)
• M25: 3,596,034 km (0.115 R)
• M26: 4,012,664 km (0.12 R)
• M27: 4,183,654 km (0.096 R)
• M28: 4,299,144 km (0.092 R)
• M29: 4,513,368 km (0.078 R)
• M30: 4,621,976 km (0.092 R)
• M31: 4,972,932 km (0.091 R)
• M32: 5,095,453 km (0.103 R)
• M33: 5,260,160 km (0.039 R)
• M34: 5,405,869 km (0.119 R)
• M35: 5,584,489 km (0.104 R)
• M36: 5,690,553 km (0.097 R)
• M37: 5,786,595 km (0.12 R)
• M38: 5,926,170 km (0.111 R)
• M39: 6,110,624 km (0.045 R)
• M40: 6,263,812 km (0.104 R)
• M41: 6,574,228 km (0.108 R)
• M42: 6,753,895 km (0.119 R)
• M43: 6,912,469 km (0.074 R)
• M44: 7,003,574 km (0.116 R)
• M45: 7,083,609 km (0.113 R)
• M46: 7,187,131 km (0.12 R)
• M47: 7,290,951 km (0.043 R)
• M48: 7,629,342 km (0.087 R)
• M49: 7,759,043 km (0.06 R)
• M50: 7,865,706 km (0.034 R)
• M51: 8,080,529 km (0.112 R)

Asteroid Belt

Center: 2.76 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.3

Radius: 9.3

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.79 AU - 4.73 AU

Year: 5677 Days

Day: 7.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 24,854,227 km

• M1: 165,754 km (0.114 R)
• M2: 244,144 km (0.103 R)
• M3: 367,712 km (0.114 R)
• M4: 488,437 km (0.109 R)
• M5: 554,260 km (0.045 R)
• M6: 874,549 km (0.092 R)
• M7: 1,080,396 km (0.09 R)
• M8: 1,235,230 km (0.076 R)
• M9: 1,383,930 km (0.089 R)
• M10: 1,467,406 km (0.077 R)
• M11: 1,654,552 km (0.107 R)
• M12: 1,819,110 km (0.081 R)
• M13: 1,926,671 km (0.11 R)
• M14: 2,068,191 km (0.11 R)
• M15: 2,164,532 km (0.058 R)
• M16: 2,530,448 km (0.08 R)
• M17: 2,915,962 km (0.049 R)
• M18: 2,988,068 km (0.094 R)
• M19: 3,189,427 km (0.111 R)
• M20: 3,357,575 km (0.071 R)
• M21: 3,741,742 km (0.069 R)
• M22: 4,099,580 km (0.113 R)
• M23: 4,364,967 km (0.087 R)
• M24: 4,426,900 km (0.063 R)
• M25: 4,593,851 km (0.047 R)
• M26: 4,762,747 km (0.083 R)
• M27: 5,705,962 km (0.109 R)
• M28: 6,303,755 km (0.1 R)
• M29: 6,681,639 km (0.043 R)
• M30: 6,849,339 km (0.071 R)
• M31: 6,945,680 km (0.104 R)
• M32: 7,508,916 km (0.11 R)
• M33: 8,112,244 km (0.119 R)
• M34: 8,240,000 km (0.101 R)
• M35: 8,574,950 km (0.079 R)
• M36: 8,783,489 km (0.116 R)
• M37: 9,418,832 km (0.082 R)
• M38: 9,499,315 km (0.074 R)
• M39: 10,510,597 km (0.116 R)
• M40: 11,184,685 km (0.098 R)
• M41: 11,555,688 km (0.059 R)
• M42: 12,105,161 km (0.06 R)
• M43: 12,960,412 km (0.052 R)
• M44: 13,349,964 km (0.109 R)
• M45: 14,171,556 km (0.078 R)
• M46: 14,449,210 km (0.072 R)
• M47: 15,513,748 km (0.111 R)
• M48: 15,704,186 km (0.071 R)
• M49: 15,863,508 km (0.089 R)
• M50: 16,215,960 km (0.103 R)
• M51: 16,280,287 km (0.114 R)
• M52: 16,928,645 km (0.056 R)
• M53: 17,354,550 km (0.033 R)
• M54: 17,453,284 km (0.112 R)
• M55: 17,519,257 km (0.083 R)
• M56: 17,585,379 km (0.078 R)
• M57: 17,717,624 km (0.099 R)
• M58: 18,350,872 km (0.097 R)
• M59: 18,518,720 km (0.101 R)
• M60: 19,195,202 km (0.099 R)
• M61: 19,365,594 km (0.045 R)
• M62: 20,607,406 km (0.115 R)
• M63: 20,746,831 km (0.087 R)
• M64: 20,816,843 km (0.043 R)
• M65: 20,921,711 km (0.119 R)
• M66: 23,094,620 km (0.088 R)
• M67: 23,348,488 km (0.077 R)
• M68: 23,566,901 km (0.047 R)
• M69: 23,895,717 km (0.046 R)
• M70: 24,743,039 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 12,782 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit