🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.45 AU - 0.71 AU

Year: 285 Days

Day: 26.5 Hours

Environment

Temp: -125 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.55 AU - 0.61 AU

Year: 285 Days

Day: 24.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,000,966 km

• M1: 327,619 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.7

Radius: 13.6

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.01 AU - 1.13 AU

Year: 715 Days

Day: 10.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,000,966 km

• M1: 169,195 km (0.04 R)
• M2: 321,037 km (0.093 R)
• M3: 408,851 km (0.099 R)
• M4: 500,554 km (0.087 R)
• M5: 638,633 km (0.118 R)
• M6: 764,595 km (0.06 R)
• M7: 864,676 km (0.104 R)
• M8: 962,214 km (0.044 R)
• M9: 1,064,090 km (0.065 R)
• M10: 1,157,888 km (0.11 R)
• M11: 1,312,871 km (0.114 R)
• M12: 1,453,343 km (0.101 R)
• M13: 1,594,564 km (0.042 R)
• M14: 1,726,808 km (0.084 R)
• M15: 1,867,729 km (0.119 R)
• M16: 1,973,495 km (0.043 R)
• M17: 2,121,298 km (0.078 R)
• M18: 2,232,000 km (0.115 R)
• M19: 2,344,797 km (0.108 R)
• M20: 2,449,067 km (0.12 R)
• M21: 2,549,597 km (0.112 R)
• M22: 2,765,915 km (0.117 R)
• M23: 2,876,468 km (0.109 R)
• M24: 2,977,147 km (0.069 R)
• M25: 3,096,227 km (0.117 R)
• M26: 3,286,665 km (0.057 R)
• M27: 3,380,463 km (0.033 R)
• M28: 3,480,993 km (0.11 R)
• M29: 3,648,991 km (0.076 R)
• M30: 3,789,015 km (0.118 R)
• M31: 4,068,314 km (0.056 R)
• M32: 4,264,587 km (0.119 R)
• M33: 4,373,643 km (0.035 R)
• M34: 4,490,180 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.7

Radius: 8.4

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.95 AU - 3.53 AU

Year: 3766 Days

Day: 7.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 54,000,966 km

• M1: 110,852 km (0.111 R)
• M2: 344,973 km (0.077 R)
• M3: 429,495 km (0.093 R)
• M4: 611,706 km (0.115 R)
• M5: 819,198 km (0.098 R)
• M6: 877,541 km (0.103 R)
• M7: 937,530 km (0.069 R)
• M8: 1,152,053 km (0.051 R)
• M9: 1,272,031 km (0.109 R)
• M10: 1,627,326 km (0.103 R)
• M11: 1,855,163 km (0.063 R)
• M12: 1,965,118 km (0.088 R)
• M13: 2,224,520 km (0.081 R)
• M14: 2,409,274 km (0.119 R)
• M15: 2,529,550 km (0.068 R)
• M16: 2,616,616 km (0.111 R)
• M17: 2,740,334 km (0.065 R)
• M18: 2,884,097 km (0.079 R)
• M19: 3,387,644 km (0.117 R)
• M20: 3,958,659 km (0.064 R)
• M21: 4,411,940 km (0.116 R)
• M22: 4,496,014 km (0.119 R)
• M23: 4,623,322 km (0.06 R)
• M24: 4,990,585 km (0.105 R)
• M25: 5,344,683 km (0.071 R)
• M26: 5,960,877 km (0.101 R)
• M27: 6,455,597 km (0.072 R)
• M28: 6,647,531 km (0.104 R)
• M29: 6,744,171 km (0.06 R)
• M30: 6,841,410 km (0.09 R)
• M31: 7,334,185 km (0.034 R)
• M32: 7,686,039 km (0.028 R)
• M33: 7,787,616 km (0.103 R)
• M34: 7,915,074 km (0.108 R)
• M35: 8,094,890 km (0.114 R)
• M36: 8,172,382 km (0.052 R)
• M37: 8,353,994 km (0.081 R)
• M38: 8,563,281 km (0.116 R)
• M39: 8,694,927 km (0.11 R)
• M40: 9,499,166 km (0.112 R)
• M41: 9,772,631 km (0.049 R)
• M42: 9,965,462 km (0.089 R)
• M43: 10,891,772 km (0.074 R)
• M44: 10,948,769 km (0.056 R)
• M45: 11,177,953 km (0.119 R)
• M46: 11,962,743 km (0.03 R)
• M47: 13,067,075 km (0.076 R)
• M48: 13,249,285 km (0.086 R)
• M49: 13,310,171 km (0.04 R)
• M50: 13,493,429 km (0.069 R)
• M51: 14,048,287 km (0.111 R)
• M52: 14,110,370 km (0.076 R)
• M53: 14,736,437 km (0.1 R)
• M54: 14,862,848 km (0.108 R)
• M55: 15,052,987 km (0.033 R)
• M56: 15,403,644 km (0.114 R)
• M57: 15,853,934 km (0.086 R)
• M58: 16,210,724 km (0.059 R)
• M59: 16,439,310 km (0.108 R)
• M60: 16,504,684 km (0.084 R)
• M61: 17,031,568 km (0.094 R)
• M62: 17,363,675 km (0.116 R)
• M63: 17,530,626 km (0.116 R)
• M64: 17,597,497 km (0.097 R)
• M65: 17,765,046 km (0.097 R)
• M66: 18,304,945 km (0.118 R)
• M67: 19,193,856 km (0.059 R)
• M68: 19,956,954 km (0.064 R)
• M69: 20,588,557 km (0.083 R)
• M70: 20,835,991 km (0.091 R)
• M71: 21,048,869 km (0.106 R)
• M72: 21,548,376 km (0.106 R)
• M73: 21,907,561 km (0.067 R)
• M74: 22,015,720 km (0.095 R)
• M75: 22,631,914 km (0.11 R)
• M76: 23,918,306 km (0.088 R)
• M77: 24,104,107 km (0.027 R)
• M78: 24,290,206 km (0.117 R)
• M79: 24,476,904 km (0.06 R)
• M80: 25,303,881 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.6

Radius: 11.7

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.83 AU - 3.99 AU

Year: 4992 Days

Day: 7.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 54,000,966 km

• M1: 157,676 km (0.106 R)
• M2: 384,766 km (0.049 R)
• M3: 458,517 km (0.078 R)
• M4: 546,930 km (0.096 R)
• M5: 792,719 km (0.116 R)
• M6: 903,571 km (0.054 R)
• M7: 1,352,514 km (0.099 R)
• M8: 1,425,668 km (0.081 R)
• M9: 1,576,163 km (0.087 R)
• M10: 2,144,934 km (0.098 R)
• M11: 2,452,208 km (0.104 R)
• M12: 2,634,269 km (0.105 R)
• M13: 2,963,833 km (0.096 R)
• M14: 3,092,936 km (0.077 R)
• M15: 3,190,923 km (0.066 R)
• M16: 3,407,092 km (0.048 R)
• M17: 3,645,251 km (0.065 R)
• M18: 3,906,599 km (0.111 R)
• M19: 4,192,181 km (0.086 R)
• M20: 4,392,493 km (0.049 R)
• M21: 4,614,646 km (0.078 R)
• M22: 4,840,538 km (0.075 R)
• M23: 4,954,981 km (0.095 R)
• M24: 5,166,961 km (0.069 R)
• M25: 5,362,336 km (0.061 R)
• M26: 5,460,921 km (0.106 R)
• M27: 5,800,807 km (0.119 R)
• M28: 6,438,393 km (0.112 R)
• M29: 6,733,699 km (0.089 R)
• M30: 7,359,467 km (0.085 R)
• M31: 7,601,816 km (0.101 R)
• M32: 7,801,978 km (0.105 R)
• M33: 7,914,027 km (0.091 R)
• M34: 8,689,692 km (0.087 R)
• M35: 8,805,929 km (0.038 R)
• M36: 8,922,466 km (0.107 R)
• M37: 9,204,607 km (0.086 R)
• M38: 9,705,461 km (0.118 R)
• M39: 9,922,827 km (0.111 R)
• M40: 10,068,535 km (0.067 R)
• M41: 10,983,476 km (0.086 R)
• M42: 11,285,963 km (0.074 R)
• M43: 11,693,467 km (0.115 R)
• M44: 12,261,789 km (0.051 R)
• M45: 12,733,472 km (0.083 R)
• M46: 13,051,217 km (0.094 R)
• M47: 13,344,878 km (0.059 R)
• M48: 13,586,628 km (0.091 R)
• M49: 13,667,561 km (0.083 R)
• M50: 13,775,870 km (0.115 R)
• M51: 13,884,328 km (0.057 R)
• M52: 14,156,596 km (0.09 R)
• M53: 14,458,335 km (0.042 R)
• M54: 15,152,020 km (0.089 R)
• M55: 15,432,516 km (0.107 R)
• M56: 15,516,890 km (0.088 R)
• M57: 15,629,836 km (0.076 R)
• M58: 15,884,900 km (0.11 R)
• M59: 16,112,738 km (0.06 R)
• M60: 16,370,345 km (0.092 R)
• M61: 16,456,514 km (0.031 R)
• M62: 16,600,427 km (0.085 R)
• M63: 17,502,352 km (0.084 R)
• M64: 17,914,943 km (0.082 R)
• M65: 18,003,655 km (0.111 R)
• M66: 18,270,986 km (0.106 R)
• M67: 18,599,653 km (0.104 R)
• M68: 19,841,465 km (0.111 R)
• M69: 20,271,559 km (0.098 R)
• M70: 20,518,694 km (0.112 R)
• M71: 20,797,994 km (0.118 R)
• M72: 20,922,609 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.5

Radius: 8.6

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.71 AU - 5.43 AU

Year: 6308 Days

Day: 9 Hours

Environment

Temp: -218 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 54,000,966 km

• M1: 143,764 km (0.113 R)
• M2: 204,650 km (0.079 R)
• M3: 331,060 km (0.118 R)
• M4: 392,395 km (0.051 R)
• M5: 458,517 km (0.083 R)
• M6: 682,316 km (0.11 R)
• M7: 940,073 km (0.06 R)
• M8: 1,404,724 km (0.111 R)
• M9: 1,685,669 km (0.084 R)
• M10: 1,933,403 km (0.084 R)
• M11: 2,192,806 km (0.105 R)
• M12: 2,335,821 km (0.119 R)
• M13: 2,649,977 km (0.095 R)
• M14: 2,899,356 km (0.04 R)
• M15: 2,997,343 km (0.103 R)
• M16: 3,116,423 km (0.102 R)
• M17: 3,359,220 km (0.064 R)
• M18: 3,462,293 km (0.112 R)
• M19: 3,629,394 km (0.104 R)
• M20: 3,820,430 km (0.118 R)
• M21: 4,036,749 km (0.068 R)
• M22: 5,177,433 km (0.088 R)
• M23: 5,272,876 km (0.083 R)
• M24: 5,513,878 km (0.069 R)
• M25: 5,832,522 km (0.059 R)
• M26: 5,956,688 km (0.1 R)
• M27: 6,106,884 km (0.09 R)
• M28: 6,334,572 km (0.061 R)
• M29: 6,876,715 km (0.108 R)
• M30: 7,219,743 km (0.108 R)
• M31: 7,379,962 km (0.114 R)
• M32: 7,785,821 km (0.116 R)
• M33: 8,032,658 km (0.111 R)
• M34: 8,590,807 km (0.118 R)
• M35: 8,903,018 km (0.086 R)
• M36: 9,074,906 km (0.08 R)
• M37: 9,132,501 km (0.111 R)
• M38: 9,626,623 km (0.101 R)
• M39: 9,950,951 km (0.085 R)
• M40: 10,823,256 km (0.041 R)
• M41: 11,160,450 km (0.119 R)
• M42: 11,625,999 km (0.086 R)
• M43: 11,845,309 km (0.086 R)
• M44: 11,971,270 km (0.064 R)
• M45: 13,125,268 km (0.11 R)
• M46: 13,451,990 km (0.081 R)
• M47: 13,914,098 km (0.104 R)
• M48: 14,013,730 km (0.058 R)
• M49: 14,213,892 km (0.107 R)
• M50: 15,125,990 km (0.117 R)
• M51: 15,399,904 km (0.068 R)
• M52: 16,022,231 km (0.116 R)
• M53: 16,617,481 km (0.12 R)
• M54: 17,184,307 km (0.098 R)
• M55: 17,255,516 km (0.085 R)
• M56: 17,829,523 km (0.072 R)
• M57: 18,010,237 km (0.047 R)
• M58: 18,446,315 km (0.106 R)
• M59: 18,812,381 km (0.058 R)
• M60: 18,996,237 km (0.073 R)
• M61: 21,134,888 km (0.112 R)
• M62: 21,594,752 km (0.025 R)
• M63: 21,787,434 km (0.104 R)
• M64: 22,251,935 km (0.113 R)
• M65: 22,798,117 km (0.118 R)
• M66: 22,954,896 km (0.115 R)
• M67: 23,072,779 km (0.076 R)
• M68: 23,824,059 km (0.098 R)
• M69: 23,983,231 km (0.094 R)
• M70: 24,142,703 km (0.103 R)
• M71: 24,222,588 km (0.09 R)
• M72: 24,784,328 km (0.089 R)
• M73: 24,945,595 km (0.068 R)
• M74: 25,309,865 km (0.1 R)
• M75: 25,431,638 km (0.119 R)
• M76: 25,512,870 km (0.11 R)
• M77: 26,084,483 km (0.102 R)
• M78: 26,701,425 km (0.102 R)
• M79: 27,531,693 km (0.085 R)
• M80: 27,782,269 km (0.051 R)

Asteroid Belt

Center: 6.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.6

Radius: 3.1

Gravity: 47.93 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.99 AU - 7.99 AU

Year: 14583 Days

Day: 22.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 54,000,966 km

• M1: 92,451 km (0.1 R)
• M2: 226,790 km (0.066 R)
• M3: 407,205 km (0.108 R)
• M4: 470,186 km (0.053 R)
• M5: 715,676 km (0.113 R)
• M6: 1,059,452 km (0.059 R)
• M7: 1,694,046 km (0.041 R)
• M8: 1,953,748 km (0.114 R)
• M9: 2,034,232 km (0.111 R)
• M10: 2,253,692 km (0.037 R)
• M11: 2,774,891 km (0.114 R)
• M12: 3,079,921 km (0.078 R)
• M13: 3,331,545 km (0.097 R)
• M14: 3,524,526 km (0.119 R)
• M15: 4,792,817 km (0.1 R)
• M16: 5,157,536 km (0.064 R)
• M17: 5,682,924 km (0.12 R)
• M18: 6,225,216 km (0.089 R)
• M19: 6,824,356 km (0.101 R)
• M20: 7,316,832 km (0.109 R)
• M21: 7,441,596 km (0.111 R)
• M22: 8,905,412 km (0.102 R)
• M23: 9,397,589 km (0.119 R)
• M24: 9,533,424 km (0.078 R)
• M25: 9,852,665 km (0.116 R)
• M26: 11,549,105 km (0.084 R)
• M27: 11,938,060 km (0.097 R)
• M28: 11,986,978 km (0.105 R)
• M29: 12,579,535 km (0.052 R)
• M30: 12,629,202 km (0.081 R)
• M31: 12,679,168 km (0.081 R)
• M32: 13,741,312 km (0.115 R)
• M33: 14,049,933 km (0.108 R)
• M34: 14,257,126 km (0.112 R)
• M35: 14,360,947 km (0.107 R)
• M36: 14,674,205 km (0.066 R)
• M37: 16,057,387 km (0.108 R)
• M38: 16,764,386 km (0.115 R)
• M39: 17,426,058 km (0.114 R)
• M40: 17,815,910 km (0.068 R)
• M41: 17,927,958 km (0.119 R)
• M42: 18,321,550 km (0.065 R)
• M43: 20,040,280 km (0.082 R)
• M44: 20,331,697 km (0.074 R)
• M45: 20,742,044 km (0.08 R)
• M46: 21,155,084 km (0.12 R)
• M47: 23,260,823 km (0.025 R)
• M48: 23,628,385 km (0.068 R)
• M49: 23,874,623 km (0.087 R)
• M50: 24,121,609 km (0.057 R)
• M51: 25,243,444 km (0.095 R)
• M52: 25,747,589 km (0.112 R)
• M53: 26,318,604 km (0.081 R)
• M54: 26,509,939 km (0.082 R)
• M55: 28,121,857 km (0.118 R)
• M56: 29,367,857 km (0.092 R)
• M57: 32,526,766 km (0.097 R)
• M58: 33,075,042 km (0.039 R)
• M59: 33,695,574 km (0.096 R)
• M60: 34,389,559 km (0.1 R)
• M61: 37,069,156 km (0.109 R)
• M62: 38,578,598 km (0.075 R)
• M63: 38,940,924 km (0.117 R)
• M64: 39,158,739 km (0.071 R)
• M65: 39,304,297 km (0.053 R)
• M66: 40,327,996 km (0.101 R)
• M67: 40,548,503 km (0.105 R)
• M68: 41,286,320 km (0.065 R)
• M69: 41,508,622 km (0.073 R)
• M70: 42,103,124 km (0.105 R)
• M71: 43,000,262 km (0.047 R)
• M72: 43,677,193 km (0.115 R)
• M73: 45,499,444 km (0.061 R)
• M74: 45,729,077 km (0.073 R)
• M75: 47,812,078 km (0.108 R)
• M76: 48,513,393 km (0.118 R)
• M77: 48,669,573 km (0.114 R)
• M78: 50,795,807 km (0.068 R)
• M79: 51,431,598 km (0.076 R)
• M80: 51,670,656 km (0.102 R)
• M81: 51,830,277 km (0.094 R)
• M82: 52,871,777 km (0.045 R)
• M83: 53,274,046 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 16,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit