🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.63 AU - 0.69 AU

Year: 346 Days

Day: 33.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,174,627 km

• M1: 41,139 km (0.108 R)
• M2: 314,455 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.2

Radius: 8.8

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.65 AU - 0.73 AU

Year: 370 Days

Day: 10.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 53,174,627 km

• M1: 114,742 km (0.053 R)
• M2: 177,423 km (0.049 R)
• M3: 276,307 km (0.119 R)
• M4: 349,610 km (0.096 R)
• M5: 468,391 km (0.092 R)
• M6: 534,962 km (0.078 R)
• M7: 688,150 km (0.115 R)
• M8: 749,186 km (0.03 R)
• M9: 866,770 km (0.032 R)
• M10: 969,095 km (0.1 R)
• M11: 1,045,839 km (0.061 R)
• M12: 1,120,937 km (0.073 R)
• M13: 1,186,162 km (0.095 R)
• M14: 1,244,953 km (0.117 R)
• M15: 1,324,839 km (0.11 R)
• M16: 1,381,985 km (0.098 R)
• M17: 1,596,957 km (0.052 R)
• M18: 1,653,505 km (0.118 R)
• M19: 1,795,623 km (0.088 R)
• M20: 1,891,216 km (0.111 R)
• M21: 1,960,630 km (0.068 R)
• M22: 2,021,366 km (0.119 R)
• M23: 2,320,113 km (0.078 R)
• M24: 2,419,596 km (0.077 R)
• M25: 2,500,080 km (0.106 R)
• M26: 2,648,481 km (0.101 R)
• M27: 2,991,808 km (0.088 R)
• M28: 3,083,811 km (0.081 R)
• M29: 3,254,352 km (0.112 R)
• M30: 3,405,296 km (0.092 R)
• M31: 3,530,211 km (0.051 R)
• M32: 3,667,990 km (0.059 R)
• M33: 3,807,715 km (0.117 R)
• M34: 3,878,325 km (0.087 R)
• M35: 3,943,250 km (0.101 R)
• M36: 4,008,625 km (0.07 R)
• M37: 4,068,464 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.6

Radius: 9.8

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.77 AU - 0.79 AU

Year: 445 Days

Day: 14.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,174,627 km

• M1: 123,867 km (0.063 R)
• M2: 186,698 km (0.118 R)
• M3: 247,734 km (0.119 R)
• M4: 344,973 km (0.065 R)
• M5: 422,315 km (0.067 R)
• M6: 531,671 km (0.059 R)
• M7: 598,391 km (0.112 R)
• M8: 735,573 km (0.108 R)
• M9: 799,601 km (0.093 R)
• M10: 890,107 km (0.116 R)
• M11: 952,639 km (0.025 R)
• M12: 1,055,862 km (0.079 R)
• M13: 1,132,456 km (0.046 R)
• M14: 1,197,232 km (0.067 R)
• M15: 1,270,535 km (0.099 R)
• M16: 1,352,514 km (0.081 R)
• M17: 1,417,889 km (0.046 R)
• M18: 1,506,899 km (0.113 R)
• M19: 1,590,225 km (0.117 R)
• M20: 1,655,749 km (0.116 R)
• M21: 1,738,028 km (0.104 R)
• M22: 1,882,091 km (0.06 R)
• M23: 2,017,926 km (0.066 R)
• M24: 2,277,478 km (0.096 R)
• M25: 2,343,002 km (0.05 R)
• M26: 2,404,786 km (0.076 R)
• M27: 2,498,434 km (0.104 R)
• M28: 2,712,509 km (0.045 R)
• M29: 2,956,503 km (0.113 R)
• M30: 3,066,607 km (0.071 R)
• M31: 3,227,275 km (0.103 R)
• M32: 3,355,779 km (0.114 R)
• M33: 3,455,711 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.8

Radius: 14.4

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2 AU - 2.1 AU

Year: 1895 Days

Day: 10.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 53,174,627 km

• M1: 192,832 km (0.038 R)
• M2: 289,322 km (0.042 R)
• M3: 443,408 km (0.101 R)
• M4: 535,710 km (0.075 R)
• M5: 728,093 km (0.051 R)
• M6: 849,866 km (0.101 R)
• M7: 1,047,185 km (0.114 R)
• M8: 1,144,873 km (0.095 R)
• M9: 1,238,521 km (0.11 R)
• M10: 1,380,788 km (0.044 R)
• M11: 1,584,690 km (0.112 R)
• M12: 2,067,443 km (0.066 R)
• M13: 2,673,164 km (0.085 R)
• M14: 3,113,880 km (0.113 R)
• M15: 3,258,990 km (0.103 R)
• M16: 3,449,129 km (0.114 R)
• M17: 3,840,327 km (0.092 R)
• M18: 4,188,890 km (0.108 R)
• M19: 4,512,769 km (0.036 R)
• M20: 4,725,198 km (0.072 R)
• M21: 4,844,727 km (0.046 R)
• M22: 5,038,157 km (0.071 R)
• M23: 5,197,180 km (0.069 R)
• M24: 5,697,136 km (0.075 R)
• M25: 5,850,174 km (0.103 R)
• M26: 5,940,083 km (0.053 R)
• M27: 6,265,009 km (0.091 R)
• M28: 6,383,341 km (0.075 R)
• M29: 6,489,256 km (0.119 R)
• M30: 6,716,346 km (0.035 R)
• M31: 7,247,119 km (0.086 R)
• M32: 7,454,911 km (0.033 R)
• M33: 7,664,797 km (0.055 R)
• M34: 7,763,381 km (0.108 R)
• M35: 7,862,415 km (0.07 R)
• M36: 8,176,272 km (0.082 R)
• M37: 8,436,273 km (0.072 R)
• M38: 8,655,134 km (0.075 R)
• M39: 8,905,262 km (0.111 R)
• M40: 9,262,651 km (0.104 R)
• M41: 9,564,091 km (0.074 R)
• M42: 9,685,565 km (0.085 R)
• M43: 9,838,154 km (0.111 R)
• M44: 10,053,127 km (0.092 R)
• M45: 10,223,219 km (0.105 R)
• M46: 10,409,768 km (0.091 R)
• M47: 10,660,344 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.3

Radius: 14.2

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.7 AU - 2.72 AU

Year: 2121 Days

Day: 5.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 53,174,627 km

• M1: 187,596 km (0.069 R)
• M2: 326,423 km (0.066 R)
• M3: 431,590 km (0.031 R)
• M4: 523,593 km (0.097 R)
• M5: 616,642 km (0.114 R)
• M6: 1,353,412 km (0.094 R)
• M7: 1,571,974 km (0.116 R)
• M8: 1,941,332 km (0.096 R)
• M9: 2,031,539 km (0.028 R)
• M10: 2,176,350 km (0.083 R)
• M11: 2,379,653 km (0.1 R)
• M12: 2,834,730 km (0.094 R)
• M13: 3,102,809 km (0.115 R)
• M14: 3,286,366 km (0.071 R)
• M15: 3,489,221 km (0.044 R)
• M16: 4,006,680 km (0.093 R)
• M17: 4,106,462 km (0.101 R)
• M18: 4,393,689 km (0.102 R)
• M19: 4,496,762 km (0.113 R)
• M20: 5,023,945 km (0.096 R)
• M21: 5,295,017 km (0.078 R)
• M22: 5,608,125 km (0.109 R)
• M23: 5,738,874 km (0.055 R)
• M24: 6,118,104 km (0.031 R)
• M25: 6,291,338 km (0.062 R)
• M26: 6,388,427 km (0.084 R)
• M27: 6,583,952 km (0.064 R)
• M28: 6,801,318 km (0.065 R)
• M29: 7,041,273 km (0.076 R)
• M30: 7,385,946 km (0.074 R)
• M31: 7,550,205 km (0.103 R)
• M32: 7,798,687 km (0.072 R)
• M33: 7,924,050 km (0.071 R)
• M34: 8,070,955 km (0.048 R)
• M35: 8,303,879 km (0.106 R)
• M36: 8,798,150 km (0.062 R)
• M37: 9,081,788 km (0.108 R)
• M38: 9,301,996 km (0.051 R)
• M39: 9,591,019 km (0.086 R)
• M40: 9,882,884 km (0.119 R)
• M41: 9,973,391 km (0.093 R)
• M42: 10,155,003 km (0.105 R)
• M43: 10,246,257 km (0.071 R)
• M44: 10,892,819 km (0.115 R)
• M45: 11,197,550 km (0.069 R)
• M46: 11,315,583 km (0.081 R)
• M47: 11,457,701 km (0.092 R)
• M48: 11,743,582 km (0.047 R)
• M49: 11,935,666 km (0.064 R)
• M50: 12,714,024 km (0.088 R)
• M51: 12,985,394 km (0.046 R)
• M52: 13,836,307 km (0.027 R)
• M53: 14,090,025 km (0.095 R)
• M54: 14,243,064 km (0.104 R)
• M55: 14,422,282 km (0.077 R)
• M56: 14,525,056 km (0.092 R)
• M57: 15,094,425 km (0.082 R)
• M58: 15,355,623 km (0.064 R)
• M59: 15,723,933 km (0.097 R)
• M60: 15,829,699 km (0.116 R)
• M61: 16,738,356 km (0.031 R)
• M62: 16,846,366 km (0.117 R)
• M63: 17,226,195 km (0.117 R)
• M64: 17,966,854 km (0.096 R)
• M65: 18,243,760 km (0.084 R)
• M66: 18,354,911 km (0.1 R)

Asteroid Belt

Center: 3.04 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680

Radius: 13.5

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.73 AU - 4.01 AU

Year: 4916 Days

Day: 8.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 53,174,627 km

• M1: 245,490 km (0.12 R)
• M2: 353,500 km (0.076 R)
• M3: 539,450 km (0.072 R)
• M4: 704,606 km (0.089 R)
• M5: 863,329 km (0.04 R)
• M6: 1,118,394 km (0.081 R)
• M7: 1,292,825 km (0.078 R)
• M8: 1,702,573 km (0.107 R)
• M9: 1,836,912 km (0.114 R)
• M10: 1,940,284 km (0.103 R)
• M11: 2,063,254 km (0.117 R)
• M12: 2,524,314 km (0.071 R)
• M13: 2,757,388 km (0.068 R)
• M14: 3,058,678 km (0.119 R)
• M15: 3,307,459 km (0.117 R)
• M16: 3,606,356 km (0.061 R)
• M17: 3,781,236 km (0.081 R)
• M18: 3,869,648 km (0.116 R)
• M19: 4,649,951 km (0.053 R)
• M20: 4,745,095 km (0.069 R)
• M21: 4,888,858 km (0.115 R)
• M22: 5,156,190 km (0.041 R)
• M23: 5,629,517 km (0.107 R)
• M24: 5,858,701 km (0.072 R)
• M25: 6,142,937 km (0.079 R)
• M26: 6,484,918 km (0.096 R)
• M27: 7,380,710 km (0.105 R)
• M28: 7,857,329 km (0.102 R)
• M29: 8,664,409 km (0.112 R)
• M30: 8,752,373 km (0.069 R)
• M31: 9,018,358 km (0.071 R)
• M32: 9,167,208 km (0.112 R)
• M33: 9,528,038 km (0.078 R)
• M34: 9,862,838 km (0.104 R)
• M35: 10,047,143 km (0.091 R)
• M36: 10,263,611 km (0.081 R)
• M37: 10,638,204 km (0.085 R)
• M38: 10,858,861 km (0.063 R)
• M39: 11,626,896 km (0.098 R)
• M40: 12,083,020 km (0.117 R)
• M41: 12,346,312 km (0.095 R)
• M42: 12,511,917 km (0.114 R)
• M43: 14,625,436 km (0.101 R)
• M44: 15,047,152 km (0.11 R)
• M45: 15,330,491 km (0.105 R)
• M46: 15,437,303 km (0.091 R)
• M47: 16,372,739 km (0.108 R)
• M48: 16,700,807 km (0.1 R)
• M49: 16,920,716 km (0.071 R)
• M50: 17,400,626 km (0.058 R)
• M51: 17,586,426 km (0.088 R)
• M52: 18,034,921 km (0.117 R)
• M53: 18,373,760 km (0.105 R)
• M54: 18,981,576 km (0.03 R)
• M55: 19,172,762 km (0.109 R)
• M56: 19,750,360 km (0.116 R)
• M57: 19,866,597 km (0.047 R)
• M58: 20,412,031 km (0.055 R)
• M59: 20,804,576 km (0.12 R)
• M60: 22,319,105 km (0.113 R)
• M61: 23,130,374 km (0.073 R)
• M62: 23,745,221 km (0.118 R)
• M63: 24,282,577 km (0.116 R)
• M64: 25,158,772 km (0.06 R)
• M65: 25,875,794 km (0.106 R)
• M66: 27,071,380 km (0.076 R)
• M67: 27,373,119 km (0.104 R)
• M68: 27,632,671 km (0.115 R)
• M69: 28,066,954 km (0.045 R)
• M70: 28,372,433 km (0.107 R)
• M71: 29,074,496 km (0.116 R)
• M72: 29,604,970 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.7

Radius: 6.4

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 10.83 AU - 11.43 AU

Year: 23975 Days

Day: 18.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 53,174,627 km

• M1: 158,275 km (0.065 R)
• M2: 218,712 km (0.086 R)
• M3: 355,445 km (0.085 R)
• M4: 427,252 km (0.056 R)
• M5: 488,587 km (0.114 R)
• M6: 727,494 km (0.036 R)
• M7: 879,486 km (0.079 R)
• M8: 1,062,893 km (0.036 R)
• M9: 1,191,996 km (0.096 R)
• M10: 1,258,567 km (0.119 R)
• M11: 1,303,596 km (0.108 R)
• M12: 1,465,610 km (0.085 R)
• M13: 1,683,574 km (0.109 R)
• M14: 2,096,465 km (0.054 R)
• M15: 2,150,170 km (0.082 R)
• M16: 2,314,429 km (0.11 R)
• M17: 2,771,899 km (0.092 R)
• M18: 2,920,749 km (0.107 R)
• M19: 3,041,624 km (0.118 R)
• M20: 3,133,327 km (0.065 R)
• M21: 3,350,992 km (0.082 R)
• M22: 3,445,837 km (0.119 R)
• M23: 3,509,566 km (0.089 R)
• M24: 3,768,370 km (0.108 R)
• M25: 3,834,044 km (0.038 R)
• M26: 4,134,287 km (0.073 R)
• M27: 5,822,050 km (0.117 R)
• M28: 6,012,787 km (0.075 R)
• M29: 6,128,277 km (0.069 R)
• M30: 6,478,934 km (0.114 R)
• M31: 6,796,231 km (0.046 R)
• M32: 7,322,666 km (0.096 R)
• M33: 7,736,454 km (0.099 R)
• M34: 7,988,377 km (0.098 R)
• M35: 8,285,777 km (0.109 R)
• M36: 8,371,497 km (0.053 R)
• M37: 8,891,349 km (0.113 R)
• M38: 9,645,772 km (0.062 R)
• M39: 10,144,830 km (0.04 R)
• M40: 10,979,437 km (0.105 R)
• M41: 11,787,863 km (0.047 R)
• M42: 13,511,680 km (0.106 R)
• M43: 13,612,509 km (0.114 R)
• M44: 13,764,350 km (0.115 R)
• M45: 14,531,638 km (0.12 R)
• M46: 15,050,743 km (0.084 R)
• M47: 15,155,311 km (0.069 R)
• M48: 16,375,282 km (0.1 R)
• M49: 16,644,558 km (0.049 R)
• M50: 17,736,473 km (0.108 R)
• M51: 18,013,080 km (0.093 R)
• M52: 18,795,177 km (0.084 R)
• M53: 19,190,415 km (0.111 R)
• M54: 19,588,345 km (0.048 R)
• M55: 19,874,227 km (0.039 R)
• M56: 20,508,073 km (0.07 R)
• M57: 22,449,255 km (0.111 R)
• M58: 22,508,944 km (0.104 R)
• M59: 22,808,439 km (0.115 R)
• M60: 23,653,817 km (0.106 R)
• M61: 25,937,279 km (0.044 R)
• M62: 26,188,304 km (0.049 R)
• M63: 27,009,746 km (0.089 R)
• M64: 27,711,510 km (0.102 R)
• M65: 27,839,715 km (0.079 R)
• M66: 27,968,070 km (0.079 R)
• M67: 29,720,908 km (0.112 R)
• M68: 30,445,261 km (0.093 R)
• M69: 30,710,049 km (0.061 R)
• M70: 31,042,157 km (0.059 R)
• M71: 31,509,052 km (0.086 R)
• M72: 32,180,148 km (0.043 R)
• M73: 32,247,616 km (0.108 R)
• M74: 34,152,895 km (0.101 R)
• M75: 36,796,289 km (0.061 R)
• M76: 38,071,312 km (0.075 R)
• M77: 38,785,941 km (0.09 R)
• M78: 39,866,037 km (0.097 R)
• M79: 40,664,441 km (0.103 R)
• M80: 41,394,778 km (0.092 R)
• M81: 41,541,384 km (0.111 R)
• M82: 41,761,592 km (0.116 R)
• M83: 41,908,647 km (0.118 R)
• M84: 43,611,669 km (0.109 R)
• M85: 44,734,700 km (0.117 R)
• M86: 45,488,524 km (0.07 R)
• M87: 46,398,677 km (0.116 R)
• M88: 46,474,823 km (0.063 R)
• M89: 46,703,408 km (0.063 R)
• M90: 46,779,703 km (0.092 R)
• M91: 47,852,020 km (0.116 R)
• M92: 52,380,198 km (0.074 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 18,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit