🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.55 AU - 0.63 AU

Year: 297 Days

Day: 26.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.3

Radius: 13.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.77 AU - 0.83 AU

Year: 469 Days

Day: 12.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 42,939,148 km

• M1: 205,398 km (0.11 R)
• M2: 291,865 km (0.034 R)
• M3: 464,053 km (0.108 R)
• M4: 571,015 km (0.107 R)
• M5: 669,600 km (0.095 R)
• M6: 791,373 km (0.113 R)
• M7: 917,334 km (0.114 R)
• M8: 1,014,573 km (0.11 R)
• M9: 1,115,701 km (0.099 R)
• M10: 1,220,569 km (0.069 R)
• M11: 1,384,678 km (0.074 R)
• M12: 1,487,900 km (0.109 R)
• M13: 1,735,784 km (0.105 R)
• M14: 1,830,928 km (0.109 R)
• M15: 1,985,912 km (0.082 R)
• M16: 2,205,521 km (0.095 R)
• M17: 2,364,843 km (0.114 R)
• M18: 2,452,358 km (0.118 R)
• M19: 2,708,320 km (0.047 R)
• M20: 2,866,146 km (0.093 R)
• M21: 3,156,814 km (0.117 R)
• M22: 3,288,460 km (0.092 R)
• M23: 3,443,145 km (0.091 R)
• M24: 3,542,926 km (0.117 R)
• M25: 3,745,332 km (0.111 R)
• M26: 3,989,027 km (0.102 R)
• M27: 4,146,853 km (0.119 R)
• M28: 4,268,476 km (0.086 R)
• M29: 4,360,479 km (0.078 R)
• M30: 4,624,968 km (0.116 R)
• M31: 4,910,700 km (0.086 R)
• M32: 5,145,269 km (0.094 R)
• M33: 5,300,851 km (0.079 R)
• M34: 5,583,441 km (0.09 R)
• M35: 5,743,511 km (0.116 R)
• M36: 5,836,860 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.9

Radius: 10.6

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.87 AU - 1.21 AU

Year: 696 Days

Day: 12.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 42,939,148 km

• M1: 132,843 km (0.068 R)
• M2: 212,130 km (0.06 R)
• M3: 458,368 km (0.103 R)
• M4: 537,356 km (0.102 R)
• M5: 622,028 km (0.074 R)
• M6: 729,439 km (0.078 R)
• M7: 843,732 km (0.039 R)
• M8: 939,774 km (0.1 R)
• M9: 1,186,461 km (0.101 R)
• M10: 1,278,912 km (0.098 R)
• M11: 1,436,738 km (0.071 R)
• M12: 1,541,756 km (0.105 R)
• M13: 1,747,303 km (0.075 R)
• M14: 2,118,755 km (0.113 R)
• M15: 2,252,794 km (0.033 R)
• M16: 2,403,439 km (0.094 R)
• M17: 2,557,376 km (0.055 R)
• M18: 2,794,787 km (0.12 R)
• M19: 2,934,661 km (0.069 R)
• M20: 3,061,969 km (0.119 R)
• M21: 3,130,036 km (0.032 R)
• M22: 3,337,379 km (0.11 R)
• M23: 3,431,177 km (0.101 R)
• M24: 3,501,937 km (0.044 R)
• M25: 3,669,187 km (0.081 R)
• M26: 4,245,737 km (0.04 R)
• M27: 4,657,431 km (0.086 R)
• M28: 4,736,119 km (0.091 R)
• M29: 4,992,679 km (0.036 R)
• M30: 5,208,399 km (0.072 R)
• M31: 5,399,735 km (0.061 R)
• M32: 5,510,138 km (0.065 R)
• M33: 5,714,489 km (0.041 R)
• M34: 5,826,987 km (0.116 R)
• M35: 5,892,959 km (0.059 R)
• M36: 6,265,159 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.3

Radius: 14.1

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.06 AU - 1.2 AU

Year: 788 Days

Day: 8.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 42,939,148 km

• M1: 175,628 km (0.058 R)
• M2: 284,086 km (0.09 R)
• M3: 411,843 km (0.102 R)
• M4: 540,946 km (0.045 R)
• M5: 677,379 km (0.086 R)
• M6: 777,759 km (0.076 R)
• M7: 942,317 km (0.048 R)
• M8: 1,151,305 km (0.092 R)
• M9: 1,369,718 km (0.109 R)
• M10: 1,523,355 km (0.1 R)
• M11: 2,027,500 km (0.112 R)
• M12: 2,336,120 km (0.06 R)
• M13: 2,582,209 km (0.118 R)
• M14: 2,712,957 km (0.084 R)
• M15: 2,890,829 km (0.089 R)
• M16: 3,072,591 km (0.065 R)
• M17: 3,211,567 km (0.102 R)
• M18: 3,419,209 km (0.092 R)
• M19: 3,563,272 km (0.026 R)
• M20: 3,670,384 km (0.06 R)
• M21: 3,758,796 km (0.114 R)
• M22: 3,947,738 km (0.109 R)
• M23: 4,150,144 km (0.087 R)
• M24: 4,408,051 km (0.092 R)
• M25: 4,533,863 km (0.101 R)
• M26: 4,639,479 km (0.104 R)
• M27: 4,810,469 km (0.099 R)
• M28: 4,940,021 km (0.117 R)
• M29: 5,070,620 km (0.084 R)
• M30: 5,369,068 km (0.07 R)
• M31: 5,833,419 km (0.081 R)
• M32: 6,029,692 km (0.086 R)
• M33: 6,181,384 km (0.106 R)
• M34: 6,417,150 km (0.051 R)
• M35: 6,512,444 km (0.103 R)
• M36: 6,692,111 km (0.063 R)
• M37: 6,812,837 km (0.08 R)
• M38: 6,958,695 km (0.093 R)
• M39: 7,490,066 km (0.109 R)
• M40: 7,805,119 km (0.118 R)
• M41: 7,919,562 km (0.118 R)
• M42: 8,266,330 km (0.117 R)
• M43: 8,383,165 km (0.085 R)
• M44: 8,592,004 km (0.101 R)
• M45: 8,683,857 km (0.116 R)
• M46: 8,842,281 km (0.111 R)
• M47: 8,948,496 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.5

Radius: 12.4

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.18 AU - 1.44 AU

Year: 984 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 131.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 42,939,148 km

• M1: 158,873 km (0.066 R)
• M2: 323,580 km (0.104 R)
• M3: 533,167 km (0.066 R)
• M4: 691,142 km (0.118 R)
• M5: 823,686 km (0.072 R)
• M6: 915,539 km (0.114 R)
• M7: 999,763 km (0.096 R)
• M8: 1,098,796 km (0.093 R)
• M9: 1,232,238 km (0.094 R)
• M10: 1,352,066 km (0.085 R)
• M11: 1,442,871 km (0.097 R)
• M12: 1,624,483 km (0.092 R)
• M13: 1,714,691 km (0.11 R)
• M14: 1,806,693 km (0.081 R)
• M15: 1,944,174 km (0.066 R)
• M16: 2,033,035 km (0.11 R)
• M17: 2,168,720 km (0.055 R)
• M18: 2,323,255 km (0.036 R)
• M19: 2,570,241 km (0.105 R)
• M20: 2,901,750 km (0.119 R)
• M21: 3,168,184 km (0.076 R)
• M22: 3,255,848 km (0.085 R)
• M23: 3,353,236 km (0.032 R)
• M24: 3,496,850 km (0.064 R)
• M25: 3,578,381 km (0.079 R)
• M26: 3,790,062 km (0.113 R)
• M27: 3,902,111 km (0.069 R)
• M28: 4,062,779 km (0.095 R)
• M29: 4,167,946 km (0.07 R)
• M30: 4,312,757 km (0.054 R)
• M31: 4,400,571 km (0.093 R)
• M32: 4,488,834 km (0.088 R)
• M33: 4,637,534 km (0.096 R)
• M34: 4,747,488 km (0.113 R)
• M35: 4,888,858 km (0.116 R)
• M36: 4,990,735 km (0.104 R)
• M37: 5,258,814 km (0.088 R)
• M38: 5,342,140 km (0.057 R)
• M39: 5,691,152 km (0.077 R)
• M40: 5,895,502 km (0.075 R)
• M41: 5,993,190 km (0.107 R)
• M42: 6,113,317 km (0.116 R)
• M43: 6,300,464 km (0.055 R)
• M44: 6,389,175 km (0.094 R)
• M45: 6,489,556 km (0.075 R)
• M46: 6,827,946 km (0.104 R)
• M47: 7,045,162 km (0.096 R)
• M48: 7,148,983 km (0.102 R)
• M49: 7,264,772 km (0.101 R)
• M50: 7,392,977 km (0.086 R)
• M51: 7,474,957 km (0.026 R)
• M52: 7,865,557 km (0.073 R)
• M53: 7,973,118 km (0.039 R)
• M54: 8,069,309 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.9

Radius: 12.7

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.76 AU - 3.84 AU

Year: 3933 Days

Day: 7.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 42,939,148 km

• M1: 158,873 km (0.086 R)
• M2: 394,789 km (0.083 R)
• M3: 515,963 km (0.085 R)
• M4: 877,541 km (0.119 R)
• M5: 980,315 km (0.092 R)
• M6: 1,101,190 km (0.092 R)
• M7: 1,314,516 km (0.11 R)
• M8: 1,479,972 km (0.097 R)
• M9: 1,604,886 km (0.095 R)
• M10: 1,749,697 km (0.068 R)
• M11: 2,355,119 km (0.053 R)
• M12: 2,671,818 km (0.111 R)
• M13: 2,767,710 km (0.12 R)
• M14: 3,284,720 km (0.116 R)
• M15: 3,408,438 km (0.081 R)
• M16: 3,681,903 km (0.037 R)
• M17: 3,767,473 km (0.111 R)
• M18: 3,853,791 km (0.104 R)
• M19: 4,094,494 km (0.049 R)
• M20: 4,385,462 km (0.094 R)
• M21: 4,660,123 km (0.078 R)
• M22: 4,799,698 km (0.066 R)
• M23: 5,202,416 km (0.07 R)
• M24: 5,395,846 km (0.099 R)
• M25: 6,321,108 km (0.066 R)
• M26: 6,579,763 km (0.09 R)
• M27: 6,736,542 km (0.103 R)
• M28: 6,841,859 km (0.08 R)
• M29: 6,921,145 km (0.107 R)
• M30: 7,053,988 km (0.072 R)
• M31: 7,187,729 km (0.048 R)
• M32: 7,676,166 km (0.08 R)
• M33: 8,007,824 km (0.084 R)
• M34: 8,287,872 km (0.088 R)
• M35: 9,322,491 km (0.062 R)
• M36: 9,498,866 km (0.118 R)
• M37: 9,825,289 km (0.099 R)
• M38: 10,125,233 km (0.093 R)
• M39: 10,245,958 km (0.06 R)
• M40: 10,397,650 km (0.119 R)
• M41: 10,980,933 km (0.107 R)
• M42: 11,923,549 km (0.059 R)
• M43: 12,308,015 km (0.12 R)
• M44: 12,501,595 km (0.108 R)
• M45: 12,794,208 km (0.12 R)
• M46: 13,352,807 km (0.103 R)
• M47: 13,452,140 km (0.102 R)
• M48: 13,551,922 km (0.101 R)
• M49: 14,358,104 km (0.095 R)
• M50: 14,766,955 km (0.057 R)
• M51: 14,938,544 km (0.052 R)
• M52: 15,701,194 km (0.113 R)
• M53: 16,370,046 km (0.117 R)
• M54: 16,833,052 km (0.116 R)
• M55: 17,481,259 km (0.087 R)
• M56: 18,137,695 km (0.12 R)
• M57: 19,437,102 km (0.108 R)
• M58: 19,889,486 km (0.08 R)
• M59: 20,117,024 km (0.063 R)
• M60: 20,574,644 km (0.045 R)
• M61: 21,500,356 km (0.054 R)
• M62: 22,124,927 km (0.1 R)
• M63: 22,478,875 km (0.092 R)
• M64: 23,112,871 km (0.111 R)
• M65: 23,232,400 km (0.119 R)
• M66: 23,592,183 km (0.091 R)
• M67: 24,236,501 km (0.069 R)
• M68: 24,317,433 km (0.117 R)
• M69: 24,682,751 km (0.111 R)
• M70: 24,845,663 km (0.094 R)
• M71: 25,418,773 km (0.082 R)
• M72: 26,286,739 km (0.06 R)
• M73: 26,369,916 km (0.083 R)
• M74: 26,787,144 km (0.085 R)
• M75: 26,996,432 km (0.111 R)
• M76: 28,094,181 km (0.041 R)
• M77: 28,434,815 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.1

Radius: 14

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.63 AU - 5.11 AU

Year: 7050 Days

Day: 11.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 42,939,148 km

• M1: 174,880 km (0.099 R)
• M2: 300,542 km (0.111 R)
• M3: 702,362 km (0.09 R)
• M4: 1,162,076 km (0.113 R)
• M5: 1,444,667 km (0.08 R)
• M6: 1,574,667 km (0.095 R)
• M7: 1,763,609 km (0.056 R)
• M8: 1,889,272 km (0.034 R)
• M9: 2,299,918 km (0.054 R)
• M10: 2,453,555 km (0.073 R)
• M11: 3,273,201 km (0.107 R)
• M12: 3,517,345 km (0.088 R)
• M13: 4,323,678 km (0.045 R)
• M14: 4,476,417 km (0.115 R)
• M15: 4,866,269 km (0.103 R)
• M16: 5,165,914 km (0.109 R)
• M17: 5,307,882 km (0.12 R)
• M18: 5,888,621 km (0.12 R)
• M19: 6,015,779 km (0.112 R)
• M20: 6,555,528 km (0.081 R)
• M21: 6,798,026 km (0.028 R)
• M22: 6,998,488 km (0.109 R)
• M23: 7,635,326 km (0.107 R)
• M24: 7,890,540 km (0.103 R)
• M25: 9,086,275 km (0.109 R)
• M26: 9,332,214 km (0.09 R)
• M27: 10,569,090 km (0.064 R)
• M28: 10,724,223 km (0.087 R)
• M29: 12,315,794 km (0.092 R)
• M30: 12,615,588 km (0.114 R)
• M31: 13,111,356 km (0.106 R)
• M32: 13,305,833 km (0.047 R)
• M33: 13,445,408 km (0.106 R)
• M34: 13,557,457 km (0.086 R)
• M35: 13,754,178 km (0.109 R)
• M36: 14,694,400 km (0.114 R)
• M37: 15,041,468 km (0.086 R)
• M38: 15,303,563 km (0.082 R)
• M39: 15,862,012 km (0.117 R)
• M40: 15,980,344 km (0.115 R)
• M41: 16,907,851 km (0.079 R)
• M42: 17,271,673 km (0.045 R)
• M43: 17,853,010 km (0.1 R)
• M44: 18,316,464 km (0.08 R)
• M45: 19,034,833 km (0.11 R)
• M46: 19,540,025 km (0.071 R)
• M47: 19,889,785 km (0.098 R)
• M48: 19,985,677 km (0.119 R)
• M49: 20,081,569 km (0.113 R)
• M50: 20,241,789 km (0.11 R)
• M51: 20,402,457 km (0.107 R)
• M52: 20,563,574 km (0.055 R)
• M53: 20,660,513 km (0.058 R)
• M54: 21,604,625 km (0.092 R)
• M55: 22,098,597 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.1

Radius: 9.5

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.53 AU - 5.41 AU

Year: 7268 Days

Day: 13.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 42,939,148 km

• M1: 133,292 km (0.106 R)
• M2: 267,481 km (0.056 R)
• M3: 526,884 km (0.106 R)
• M4: 685,607 km (0.108 R)
• M5: 962,662 km (0.118 R)
• M6: 1,235,978 km (0.112 R)
• M7: 1,313,021 km (0.067 R)
• M8: 1,451,997 km (0.099 R)
• M9: 1,595,910 km (0.118 R)
• M10: 2,079,111 km (0.07 R)
• M11: 2,171,712 km (0.117 R)
• M12: 2,531,495 km (0.095 R)
• M13: 2,884,397 km (0.069 R)
• M14: 3,777,047 km (0.115 R)
• M15: 4,005,782 km (0.086 R)
• M16: 4,416,877 km (0.12 R)
• M17: 4,627,511 km (0.12 R)
• M18: 4,841,436 km (0.045 R)
• M19: 5,535,121 km (0.065 R)
• M20: 5,893,707 km (0.109 R)
• M21: 6,394,711 km (0.093 R)
• M22: 6,462,628 km (0.086 R)
• M23: 6,701,985 km (0.102 R)
• M24: 7,473,311 km (0.087 R)
• M25: 8,088,607 km (0.083 R)
• M26: 9,137,139 km (0.107 R)
• M27: 9,367,519 km (0.082 R)
• M28: 9,912,205 km (0.113 R)
• M29: 10,030,388 km (0.115 R)
• M30: 10,387,328 km (0.064 R)
• M31: 10,467,213 km (0.089 R)
• M32: 10,748,607 km (0.085 R)
• M33: 10,869,931 km (0.056 R)
• M34: 11,154,915 km (0.096 R)
• M35: 11,401,003 km (0.075 R)
• M36: 11,940,603 km (0.056 R)
• M37: 12,150,339 km (0.072 R)
• M38: 12,276,749 km (0.072 R)
• M39: 13,260,505 km (0.118 R)
• M40: 14,136,550 km (0.087 R)
• M41: 14,358,404 km (0.081 R)
• M42: 15,257,636 km (0.098 R)
• M43: 15,668,283 km (0.084 R)
• M44: 16,547,020 km (0.044 R)
• M45: 16,640,519 km (0.111 R)
• M46: 19,032,888 km (0.081 R)
• M47: 19,622,902 km (0.054 R)
• M48: 20,469,028 km (0.085 R)
• M49: 21,022,839 km (0.091 R)
• M50: 23,812,540 km (0.056 R)
• M51: 24,076,730 km (0.08 R)
• M52: 24,288,710 km (0.1 R)
• M53: 25,143,064 km (0.107 R)
• M54: 25,844,379 km (0.111 R)
• M55: 26,061,445 km (0.081 R)
• M56: 26,552,276 km (0.103 R)
• M57: 27,542,763 km (0.101 R)
• M58: 28,098,220 km (0.058 R)
• M59: 29,389,998 km (0.092 R)
• M60: 29,616,489 km (0.097 R)
• M61: 29,730,034 km (0.102 R)
• M62: 31,276,876 km (0.09 R)
• M63: 32,089,192 km (0.051 R)
• M64: 32,615,029 km (0.087 R)
• M65: 32,967,182 km (0.038 R)
• M66: 33,675,378 km (0.052 R)
• M67: 34,031,272 km (0.056 R)
• M68: 34,448,051 km (0.111 R)
• M69: 34,567,430 km (0.093 R)
• M70: 34,687,109 km (0.106 R)
• M71: 35,226,708 km (0.032 R)
• M72: 35,527,699 km (0.083 R)
• M73: 35,587,987 km (0.09 R)
• M74: 35,769,150 km (0.115 R)
• M75: 37,781,690 km (0.068 R)
• M76: 37,904,809 km (0.06 R)
• M77: 38,275,064 km (0.044 R)
• M78: 38,832,765 km (0.085 R)
• M79: 39,768,051 km (0.109 R)
• M80: 40,521,725 km (0.116 R)
• M81: 40,837,077 km (0.051 R)
• M82: 41,533,904 km (0.12 R)
• M83: 42,746,544 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 12,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit