🌌 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: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.45 AU - 0.71 AU

Year: 281 Days

Day: 22.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 122.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.46 AU - 0.76 AU

Year: 303 Days

Day: 12.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.9

Radius: 11.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.77 AU - 0.87 AU

Year: 472 Days

Day: 8.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 39,172,529 km

• M1: 165,754 km (0.103 R)
• M2: 240,703 km (0.088 R)
• M3: 362,476 km (0.111 R)
• M4: 440,117 km (0.057 R)
• M5: 540,198 km (0.08 R)
• M6: 621,430 km (0.092 R)
• M7: 707,748 km (0.119 R)
• M8: 843,433 km (0.091 R)
• M9: 936,183 km (0.1 R)
• M10: 1,042,398 km (0.098 R)
• M11: 1,148,014 km (0.041 R)
• M12: 1,343,239 km (0.116 R)
• M13: 1,521,261 km (0.11 R)
• M14: 1,595,910 km (0.047 R)
• M15: 1,695,542 km (0.075 R)
• M16: 1,779,167 km (0.096 R)
• M17: 1,969,456 km (0.068 R)
• M18: 2,051,286 km (0.117 R)
• M19: 2,173,208 km (0.065 R)
• M20: 2,370,528 km (0.093 R)
• M21: 2,525,960 km (0.104 R)
• M22: 2,615,270 km (0.077 R)
• M23: 2,691,864 km (0.098 R)
• M24: 2,804,511 km (0.102 R)
• M25: 2,889,932 km (0.067 R)
• M26: 2,983,730 km (0.118 R)
• M27: 3,100,416 km (0.088 R)
• M28: 3,270,957 km (0.098 R)
• M29: 3,429,382 km (0.073 R)
• M30: 3,521,085 km (0.092 R)
• M31: 3,636,874 km (0.111 R)
• M32: 3,777,645 km (0.036 R)
• M33: 3,936,070 km (0.114 R)
• M34: 4,153,585 km (0.082 R)
• M35: 4,483,149 km (0.118 R)
• M36: 4,592,056 km (0.105 R)
• M37: 4,727,442 km (0.107 R)
• M38: 4,838,444 km (0.099 R)
• M39: 5,010,781 km (0.042 R)
• M40: 5,106,523 km (0.115 R)
• M41: 5,290,977 km (0.077 R)
• M42: 5,495,627 km (0.078 R)
• M43: 5,576,410 km (0.111 R)
• M44: 5,739,173 km (0.072 R)
• M45: 5,866,780 km (0.097 R)
• M46: 5,949,358 km (0.036 R)
• M47: 6,060,210 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.4

Radius: 13.9

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.84 AU - 1 AU

Year: 561 Days

Day: 9.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 39,172,529 km

• M1: 208,988 km (0.103 R)
• M2: 319,990 km (0.106 R)
• M3: 417,976 km (0.038 R)
• M4: 557,850 km (0.04 R)
• M5: 653,892 km (0.085 R)
• M6: 761,154 km (0.114 R)
• M7: 952,041 km (0.096 R)
• M8: 1,061,696 km (0.103 R)
• M9: 1,154,746 km (0.036 R)
• M10: 1,311,225 km (0.104 R)
• M11: 1,640,341 km (0.114 R)
• M12: 1,893,759 km (0.067 R)
• M13: 2,087,489 km (0.072 R)
• M14: 2,220,332 km (0.028 R)
• M15: 2,439,193 km (0.078 R)
• M16: 2,537,180 km (0.054 R)
• M17: 2,629,482 km (0.107 R)
• M18: 2,744,523 km (0.111 R)
• M19: 2,832,037 km (0.072 R)
• M20: 2,927,930 km (0.098 R)
• M21: 3,062,568 km (0.108 R)
• M22: 3,253,155 km (0.083 R)
• M23: 3,881,018 km (0.026 R)
• M24: 3,987,980 km (0.104 R)
• M25: 4,112,745 km (0.088 R)
• M26: 4,264,138 km (0.077 R)
• M27: 4,400,421 km (0.085 R)
• M28: 4,589,962 km (0.089 R)
• M29: 4,720,860 km (0.064 R)
• M30: 4,906,212 km (0.095 R)
• M31: 5,112,058 km (0.116 R)
• M32: 5,238,917 km (0.064 R)
• M33: 5,431,001 km (0.036 R)
• M34: 5,606,779 km (0.075 R)
• M35: 5,775,076 km (0.101 R)
• M36: 5,992,741 km (0.104 R)
• M37: 6,116,907 km (0.104 R)
• M38: 6,280,567 km (0.105 R)
• M39: 6,445,723 km (0.078 R)
• M40: 6,553,434 km (0.087 R)
• M41: 6,721,133 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.9

Radius: 11.3

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.75 AU - 1.09 AU

Year: 561 Days

Day: 13.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 39,172,529 km

• M1: 142,268 km (0.109 R)
• M2: 233,522 km (0.078 R)
• M3: 308,920 km (0.056 R)
• M4: 395,238 km (0.118 R)
• M5: 468,840 km (0.057 R)
• M6: 626,815 km (0.078 R)
• M7: 709,692 km (0.054 R)
• M8: 807,978 km (0.091 R)
• M9: 899,682 km (0.075 R)
• M10: 974,929 km (0.109 R)
• M11: 1,123,929 km (0.115 R)
• M12: 1,201,420 km (0.043 R)
• M13: 1,303,297 km (0.082 R)
• M14: 1,385,127 km (0.112 R)
• M15: 1,468,901 km (0.026 R)
• M16: 1,549,535 km (0.101 R)
• M17: 1,636,601 km (0.083 R)
• M18: 1,775,577 km (0.101 R)
• M19: 1,851,722 km (0.106 R)
• M20: 1,975,889 km (0.114 R)
• M21: 2,055,026 km (0.105 R)
• M22: 2,189,215 km (0.092 R)
• M23: 2,638,607 km (0.103 R)
• M24: 2,737,791 km (0.072 R)
• M25: 2,820,518 km (0.085 R)
• M26: 2,946,180 km (0.103 R)
• M27: 3,055,387 km (0.112 R)
• M28: 3,128,989 km (0.054 R)
• M29: 3,315,687 km (0.098 R)
• M30: 3,461,246 km (0.085 R)
• M31: 3,570,303 km (0.115 R)
• M32: 3,700,004 km (0.094 R)
• M33: 3,818,186 km (0.098 R)
• M34: 3,930,834 km (0.106 R)
• M35: 4,112,296 km (0.109 R)
• M36: 4,241,548 km (0.103 R)
• M37: 4,317,095 km (0.119 R)
• M38: 4,392,941 km (0.081 R)
• M39: 4,532,217 km (0.067 R)
• M40: 4,694,232 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.2

Radius: 9.2

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.77 AU - 1.23 AU

Year: 636 Days

Day: 8.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,172,529 km

• M1: 116,387 km (0.053 R)
• M2: 213,925 km (0.109 R)
• M3: 312,660 km (0.075 R)
• M4: 405,560 km (0.108 R)
• M5: 525,238 km (0.066 R)
• M6: 593,455 km (0.1 R)
• M7: 672,592 km (0.086 R)
• M8: 794,514 km (0.112 R)
• M9: 863,778 km (0.092 R)
• M10: 988,842 km (0.118 R)
• M11: 1,046,587 km (0.1 R)
• M12: 1,108,371 km (0.096 R)
• M13: 1,199,027 km (0.1 R)
• M14: 1,276,369 km (0.104 R)
• M15: 1,469,500 km (0.107 R)
• M16: 1,569,730 km (0.112 R)
• M17: 1,679,236 km (0.07 R)
• M18: 1,755,980 km (0.074 R)
• M19: 1,931,309 km (0.106 R)
• M20: 2,184,279 km (0.073 R)
• M21: 2,660,748 km (0.085 R)
• M22: 2,887,987 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.2

Radius: 13.7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.87 AU - 1.15 AU

Year: 645 Days

Day: 14.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 39,172,529 km

• M1: 232,475 km (0.101 R)
• M2: 325,525 km (0.099 R)
• M3: 467,793 km (0.117 R)
• M4: 558,598 km (0.055 R)
• M5: 686,654 km (0.057 R)
• M6: 778,507 km (0.109 R)
• M7: 942,467 km (0.095 R)
• M8: 1,052,720 km (0.081 R)
• M9: 1,143,227 km (0.067 R)
• M10: 1,345,932 km (0.097 R)
• M11: 1,478,925 km (0.106 R)
• M12: 1,687,165 km (0.106 R)
• M13: 1,809,536 km (0.088 R)
• M14: 2,063,852 km (0.056 R)
• M15: 2,195,498 km (0.114 R)
• M16: 2,313,980 km (0.107 R)
• M17: 2,418,549 km (0.069 R)
• M18: 2,516,535 km (0.117 R)
• M19: 2,657,756 km (0.085 R)
• M20: 2,852,981 km (0.12 R)
• M21: 2,982,982 km (0.117 R)
• M22: 3,385,101 km (0.105 R)
• M23: 3,523,030 km (0.104 R)
• M24: 3,644,204 km (0.106 R)
• M25: 3,785,724 km (0.06 R)
• M26: 3,881,167 km (0.113 R)
• M27: 3,977,359 km (0.052 R)
• M28: 4,093,895 km (0.058 R)
• M29: 4,241,100 km (0.041 R)
• M30: 4,400,272 km (0.099 R)
• M31: 4,693,783 km (0.099 R)
• M32: 4,806,879 km (0.103 R)
• M33: 4,972,932 km (0.11 R)
• M34: 5,321,495 km (0.091 R)
• M35: 5,407,215 km (0.072 R)
• M36: 5,493,383 km (0.096 R)
• M37: 5,743,810 km (0.102 R)
• M38: 5,831,923 km (0.107 R)
• M39: 5,942,476 km (0.042 R)
• M40: 6,064,997 km (0.093 R)
• M41: 6,188,415 km (0.112 R)
• M42: 6,369,429 km (0.096 R)
• M43: 6,575,126 km (0.071 R)
• M44: 6,783,067 km (0.106 R)
• M45: 7,324,611 km (0.117 R)
• M46: 7,492,161 km (0.06 R)
• M47: 7,600,619 km (0.073 R)
• M48: 7,721,644 km (0.083 R)
• M49: 7,904,452 km (0.093 R)
• M50: 8,361,623 km (0.109 R)
• M51: 8,536,952 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.6

Radius: 14.3

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.77 AU - 4.15 AU

Year: 4092 Days

Day: 8.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 39,172,529 km

• M1: 182,360 km (0.116 R)
• M2: 284,984 km (0.116 R)
• M3: 394,639 km (0.077 R)
• M4: 527,482 km (0.085 R)
• M5: 647,908 km (0.049 R)
• M6: 1,073,963 km (0.119 R)
• M7: 1,221,317 km (0.042 R)
• M8: 1,390,213 km (0.095 R)
• M9: 1,752,689 km (0.107 R)
• M10: 2,334,924 km (0.096 R)
• M11: 2,548,101 km (0.091 R)
• M12: 2,675,558 km (0.103 R)
• M13: 2,768,009 km (0.093 R)
• M14: 3,566,413 km (0.072 R)
• M15: 3,792,456 km (0.109 R)
• M16: 3,938,762 km (0.109 R)
• M17: 4,302,285 km (0.108 R)
• M18: 4,521,296 km (0.073 R)
• M19: 4,654,439 km (0.109 R)
• M20: 4,947,650 km (0.097 R)
• M21: 5,671,106 km (0.116 R)
• M22: 6,278,922 km (0.079 R)
• M23: 6,678,797 km (0.115 R)
• M24: 7,503,829 km (0.056 R)
• M25: 7,635,625 km (0.105 R)
• M26: 8,062,727 km (0.081 R)
• M27: 8,828,967 km (0.1 R)
• M28: 9,024,342 km (0.096 R)
• M29: 9,419,131 km (0.072 R)
• M30: 9,675,841 km (0.082 R)
• M31: 9,963,966 km (0.104 R)
• M32: 10,401,540 km (0.115 R)
• M33: 10,548,744 km (0.111 R)
• M34: 10,726,317 km (0.096 R)
• M35: 11,629,290 km (0.103 R)
• M36: 12,619,478 km (0.052 R)
• M37: 12,902,816 km (0.072 R)
• M38: 13,507,940 km (0.053 R)
• M39: 13,797,860 km (0.11 R)
• M40: 14,187,563 km (0.115 R)
• M41: 14,482,271 km (0.101 R)
• M42: 14,745,862 km (0.1 R)
• M43: 14,977,888 km (0.11 R)
• M44: 15,378,512 km (0.107 R)
• M45: 16,088,054 km (0.073 R)
• M46: 16,361,220 km (0.108 R)
• M47: 16,635,882 km (0.084 R)
• M48: 16,842,925 km (0.064 R)
• M49: 16,981,453 km (0.097 R)
• M50: 17,259,555 km (0.086 R)
• M51: 17,926,163 km (0.118 R)
• M52: 18,209,352 km (0.069 R)
• M53: 18,458,432 km (0.075 R)
• M54: 18,637,052 km (0.117 R)
• M55: 19,393,270 km (0.113 R)
• M56: 20,196,461 km (0.071 R)
• M57: 20,676,071 km (0.095 R)
• M58: 21,458,917 km (0.074 R)
• M59: 21,759,758 km (0.074 R)
• M60: 22,137,792 km (0.095 R)
• M61: 22,441,625 km (0.087 R)
• M62: 23,207,566 km (0.071 R)
• M63: 23,400,398 km (0.053 R)
• M64: 23,671,320 km (0.117 R)
• M65: 23,904,244 km (0.106 R)
• M66: 24,021,080 km (0.104 R)
• M67: 24,216,155 km (0.065 R)
• M68: 24,450,874 km (0.11 R)
• M69: 24,568,608 km (0.061 R)
• M70: 25,357,886 km (0.106 R)
• M71: 26,075,358 km (0.098 R)
• M72: 27,204,822 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.8

Radius: 5.4

Gravity: 12.1 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.46 AU - 7.34 AU

Year: 10294 Days

Day: 15.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 39,172,529 km

• M1: 260,300 km (0.051 R)
• M2: 368,310 km (0.106 R)
• M3: 886,517 km (0.036 R)
• M4: 1,105,379 km (0.099 R)
• M5: 1,140,684 km (0.088 R)
• M6: 1,266,795 km (0.114 R)
• M7: 1,322,445 km (0.113 R)
• M8: 1,632,113 km (0.097 R)
• M9: 1,672,504 km (0.097 R)
• M10: 1,795,324 km (0.042 R)
• M11: 2,384,590 km (0.054 R)
• M12: 2,523,118 km (0.114 R)
• M13: 2,688,124 km (0.066 R)
• M14: 2,930,024 km (0.055 R)
• M15: 3,305,814 km (0.083 R)
• M16: 3,382,857 km (0.07 R)
• M17: 3,460,498 km (0.108 R)
• M18: 5,251,484 km (0.056 R)
• M19: 5,675,893 km (0.116 R)
• M20: 5,892,211 km (0.074 R)
• M21: 6,589,487 km (0.083 R)
• M22: 7,581,770 km (0.084 R)
• M23: 7,649,538 km (0.069 R)
• M24: 8,129,747 km (0.117 R)
• M25: 8,797,103 km (0.118 R)
• M26: 8,868,311 km (0.054 R)
• M27: 8,904,065 km (0.093 R)
• M28: 9,191,293 km (0.087 R)
• M29: 9,372,456 km (0.08 R)
• M30: 9,554,816 km (0.071 R)
• M31: 9,628,119 km (0.108 R)
• M32: 9,664,770 km (0.102 R)
• M33: 9,775,174 km (0.102 R)
• M34: 9,886,026 km (0.111 R)
• M35: 9,960,077 km (0.099 R)
• M36: 10,446,270 km (0.096 R)
• M37: 10,711,357 km (0.061 R)
• M38: 11,754,054 km (0.094 R)
• M39: 12,029,614 km (0.106 R)
• M40: 12,227,831 km (0.06 R)
• M41: 13,768,689 km (0.108 R)
• M42: 14,100,946 km (0.105 R)
• M43: 14,435,746 km (0.114 R)
• M44: 15,027,854 km (0.076 R)
• M45: 15,714,359 km (0.109 R)
• M46: 16,104,959 km (0.066 R)
• M47: 16,718,908 km (0.113 R)
• M48: 16,807,321 km (0.1 R)
• M49: 17,744,252 km (0.108 R)
• M50: 19,296,629 km (0.111 R)
• M51: 19,948,427 km (0.041 R)
• M52: 20,089,049 km (0.081 R)
• M53: 20,371,340 km (0.111 R)
• M54: 20,465,737 km (0.074 R)
• M55: 20,797,096 km (0.115 R)
• M56: 21,225,843 km (0.094 R)
• M57: 21,753,774 km (0.091 R)
• M58: 22,188,955 km (0.107 R)
• M59: 22,383,282 km (0.05 R)
• M60: 22,626,977 km (0.068 R)
• M61: 22,773,733 km (0.036 R)
• M62: 23,117,060 km (0.104 R)
• M63: 24,658,367 km (0.104 R)
• M64: 24,708,632 km (0.092 R)
• M65: 25,010,969 km (0.052 R)
• M66: 26,695,740 km (0.08 R)
• M67: 26,850,723 km (0.118 R)
• M68: 27,006,006 km (0.108 R)
• M69: 27,421,439 km (0.093 R)
• M70: 27,577,769 km (0.101 R)
• M71: 27,786,757 km (0.106 R)
• M72: 27,996,194 km (0.061 R)
• M73: 28,101,212 km (0.049 R)
• M74: 28,469,522 km (0.067 R)
• M75: 29,264,036 km (0.106 R)
• M76: 29,317,293 km (0.097 R)
• M77: 29,744,245 km (0.108 R)
• M78: 30,604,433 km (0.119 R)
• M79: 31,800,468 km (0.118 R)
• M80: 32,624,752 km (0.096 R)
• M81: 33,567,219 km (0.065 R)
• M82: 33,678,819 km (0.036 R)
• M83: 34,631,309 km (0.097 R)
• M84: 34,743,956 km (0.093 R)
• M85: 34,800,354 km (0.09 R)
• M86: 35,365,685 km (0.113 R)
• M87: 37,368,351 km (0.079 R)
• M88: 37,657,374 km (0.083 R)
• M89: 37,947,145 km (0.062 R)
• M90: 38,237,814 km (0.119 R)
• M91: 38,996,724 km (0.082 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 17,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit