🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.51 AU - 0.59 AU

Year: 268 Days

Day: 37.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,714,643 km

• M1: 147,055 km (0.098 R)
• M2: 171,888 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.6

Radius: 12.6

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.62 AU - 0.76 AU

Year: 376 Days

Day: 9 Hours

Environment

Temp: -135 °C

Axial Tilt: 158.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 45,714,643 km

• M1: 157,527 km (0.05 R)
• M2: 237,262 km (0.104 R)
• M3: 325,974 km (0.07 R)
• M4: 404,662 km (0.107 R)
• M5: 489,634 km (0.108 R)
• M6: 664,364 km (0.097 R)
• M7: 743,202 km (0.037 R)
• M8: 891,005 km (0.06 R)
• M9: 1,058,255 km (0.109 R)
• M10: 1,185,264 km (0.108 R)
• M11: 1,269,637 km (0.07 R)
• M12: 1,351,617 km (0.094 R)
• M13: 1,430,305 km (0.043 R)
• M14: 1,536,221 km (0.104 R)
• M15: 1,676,394 km (0.115 R)
• M16: 1,886,728 km (0.091 R)
• M17: 1,981,274 km (0.037 R)
• M18: 2,071,781 km (0.083 R)
• M19: 2,251,149 km (0.088 R)
• M20: 2,369,630 km (0.094 R)
• M21: 2,472,105 km (0.113 R)
• M22: 2,588,492 km (0.074 R)
• M23: 2,712,957 km (0.082 R)
• M24: 2,877,814 km (0.106 R)
• M25: 3,197,804 km (0.107 R)
• M26: 3,277,839 km (0.099 R)
• M27: 3,406,194 km (0.101 R)
• M28: 3,495,055 km (0.082 R)
• M29: 3,605,309 km (0.115 R)
• M30: 3,695,815 km (0.058 R)
• M31: 3,865,011 km (0.095 R)
• M32: 3,972,123 km (0.031 R)
• M33: 4,203,850 km (0.041 R)
• M34: 4,284,633 km (0.093 R)
• M35: 4,440,214 km (0.119 R)
• M36: 4,529,973 km (0.081 R)
• M37: 4,620,330 km (0.07 R)
• M38: 4,711,286 km (0.063 R)
• M39: 4,910,550 km (0.096 R)
• M40: 5,104,878 km (0.056 R)
• M41: 5,183,267 km (0.12 R)
• M42: 5,468,849 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.3

Radius: 10.8

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.74 AU - 0.84 AU

Year: 461 Days

Day: 8.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 77.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 45,714,643 km

• M1: 136,732 km (0.083 R)
• M2: 227,239 km (0.114 R)
• M3: 308,620 km (0.102 R)
• M4: 391,348 km (0.088 R)
• M5: 459,265 km (0.044 R)
• M6: 555,307 km (0.095 R)
• M7: 638,035 km (0.104 R)
• M8: 710,590 km (0.062 R)
• M9: 790,326 km (0.065 R)
• M10: 946,955 km (0.106 R)
• M11: 1,014,573 km (0.058 R)
• M12: 1,101,340 km (0.117 R)
• M13: 1,172,698 km (0.114 R)
• M14: 1,278,314 km (0.118 R)
• M15: 1,416,093 km (0.086 R)
• M16: 1,544,149 km (0.111 R)
• M17: 1,619,696 km (0.032 R)
• M18: 1,691,503 km (0.077 R)
• M19: 1,759,121 km (0.096 R)
• M20: 1,951,504 km (0.035 R)
• M21: 2,078,064 km (0.104 R)
• M22: 2,162,138 km (0.108 R)
• M23: 2,270,297 km (0.097 R)
• M24: 2,421,242 km (0.108 R)
• M25: 2,593,728 km (0.11 R)
• M26: 2,684,534 km (0.075 R)
• M27: 2,757,986 km (0.074 R)
• M28: 2,881,853 km (0.085 R)
• M29: 2,963,534 km (0.1 R)
• M30: 3,052,245 km (0.096 R)
• M31: 3,141,854 km (0.097 R)
• M32: 3,251,959 km (0.117 R)
• M33: 3,336,930 km (0.116 R)
• M34: 3,711,972 km (0.111 R)
• M35: 3,828,509 km (0.114 R)
• M36: 3,925,448 km (0.096 R)
• M37: 4,065,322 km (0.101 R)
• M38: 4,149,995 km (0.099 R)
• M39: 4,393,390 km (0.106 R)
• M40: 4,480,456 km (0.087 R)
• M41: 4,553,310 km (0.115 R)
• M42: 4,626,763 km (0.104 R)
• M43: 4,834,255 km (0.056 R)
• M44: 4,901,724 km (0.073 R)
• M45: 4,969,342 km (0.108 R)
• M46: 5,052,518 km (0.101 R)
• M47: 5,151,403 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.9

Radius: 13.7

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.77 AU - 1.03 AU

Year: 560 Days

Day: 6.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 45,714,643 km

• M1: 182,509 km (0.075 R)
• M2: 274,512 km (0.092 R)
• M3: 400,922 km (0.088 R)
• M4: 508,034 km (0.118 R)
• M5: 632,051 km (0.118 R)
• M6: 733,329 km (0.095 R)
• M7: 827,127 km (0.089 R)
• M8: 1,079,199 km (0.101 R)
• M9: 1,231,190 km (0.11 R)
• M10: 1,351,617 km (0.075 R)
• M11: 1,522,757 km (0.112 R)
• M12: 1,659,040 km (0.034 R)
• M13: 1,793,379 km (0.11 R)
• M14: 1,950,607 km (0.108 R)
• M15: 2,047,396 km (0.099 R)
• M16: 2,205,521 km (0.104 R)
• M17: 2,388,480 km (0.099 R)
• M18: 2,597,917 km (0.095 R)
• M19: 2,791,646 km (0.083 R)
• M20: 2,982,832 km (0.091 R)
• M21: 3,224,283 km (0.103 R)
• M22: 3,456,608 km (0.081 R)
• M23: 3,590,798 km (0.112 R)
• M24: 3,807,415 km (0.069 R)
• M25: 3,946,093 km (0.092 R)
• M26: 4,044,977 km (0.096 R)
• M27: 4,195,023 km (0.119 R)
• M28: 4,380,824 km (0.028 R)
• M29: 4,569,467 km (0.119 R)
• M30: 4,690,940 km (0.097 R)
• M31: 4,804,784 km (0.05 R)
• M32: 4,972,633 km (0.107 R)
• M33: 5,097,697 km (0.062 R)
• M34: 5,205,707 km (0.078 R)
• M35: 5,323,590 km (0.109 R)
• M36: 5,543,648 km (0.109 R)
• M37: 5,926,619 km (0.099 R)
• M38: 6,126,182 km (0.104 R)
• M39: 6,318,266 km (0.087 R)
• M40: 6,434,504 km (0.036 R)
• M41: 6,600,408 km (0.101 R)
• M42: 6,718,440 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.8

Radius: 11.7

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.15 AU - 1.45 AU

Year: 972 Days

Day: 10.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 45,714,643 km

• M1: 145,858 km (0.101 R)
• M2: 241,152 km (0.118 R)
• M3: 444,156 km (0.106 R)
• M4: 581,786 km (0.109 R)
• M5: 700,118 km (0.081 R)
• M6: 784,192 km (0.082 R)
• M7: 990,338 km (0.026 R)
• M8: 1,086,529 km (0.083 R)
• M9: 1,371,812 km (0.097 R)
• M10: 1,456,634 km (0.053 R)
• M11: 1,559,408 km (0.055 R)
• M12: 1,747,453 km (0.087 R)
• M13: 1,899,893 km (0.051 R)
• M14: 2,065,797 km (0.086 R)
• M15: 2,227,662 km (0.034 R)
• M16: 2,384,291 km (0.057 R)
• M17: 2,846,698 km (0.115 R)
• M18: 2,986,871 km (0.047 R)
• M19: 3,088,448 km (0.072 R)
• M20: 3,191,222 km (0.07 R)
• M21: 3,517,196 km (0.09 R)
• M22: 3,603,065 km (0.105 R)
• M23: 3,711,523 km (0.098 R)
• M24: 3,831,949 km (0.1 R)
• M25: 3,931,582 km (0.061 R)
• M26: 4,032,111 km (0.095 R)
• M27: 4,122,020 km (0.108 R)
• M28: 4,281,341 km (0.112 R)
• M29: 4,430,939 km (0.113 R)
• M30: 4,617,637 km (0.082 R)
• M31: 5,083,485 km (0.077 R)
• M32: 5,217,675 km (0.072 R)
• M33: 5,291,426 km (0.099 R)
• M34: 5,414,994 km (0.096 R)
• M35: 5,527,043 km (0.074 R)
• M36: 5,702,970 km (0.104 R)
• M37: 5,804,248 km (0.069 R)
• M38: 6,215,792 km (0.076 R)
• M39: 6,477,737 km (0.079 R)
• M40: 6,623,446 km (0.029 R)
• M41: 6,716,645 km (0.081 R)
• M42: 6,837,221 km (0.045 R)
• M43: 7,094,230 km (0.082 R)
• M44: 7,189,674 km (0.111 R)
• M45: 7,299,329 km (0.068 R)
• M46: 7,701,448 km (0.082 R)
• M47: 7,926,443 km (0.112 R)
• M48: 8,053,901 km (0.089 R)
• M49: 8,139,321 km (0.082 R)
• M50: 8,454,972 km (0.053 R)
• M51: 8,570,761 km (0.108 R)
• M52: 8,687,148 km (0.075 R)
• M53: 8,877,287 km (0.102 R)
• M54: 8,965,550 km (0.115 R)
• M55: 9,083,732 km (0.092 R)
• M56: 9,803,298 km (0.032 R)
• M57: 9,925,071 km (0.058 R)
• M58: 10,139,295 km (0.092 R)
• M59: 10,417,098 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.6

Radius: 14.1

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.63 AU - 1.65 AU

Year: 1378 Days

Day: 10.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 45,714,643 km

• M1: 186,848 km (0.063 R)
• M2: 276,307 km (0.073 R)
• M3: 378,931 km (0.103 R)
• M4: 484,248 km (0.077 R)
• M5: 603,029 km (0.044 R)
• M6: 728,392 km (0.025 R)
• M7: 970,741 km (0.108 R)
• M8: 1,062,145 km (0.103 R)
• M9: 1,149,959 km (0.078 R)
• M10: 1,276,070 km (0.039 R)
• M11: 1,474,586 km (0.039 R)
• M12: 1,652,159 km (0.119 R)
• M13: 1,804,450 km (0.119 R)
• M14: 2,054,876 km (0.106 R)
• M15: 2,228,260 km (0.072 R)
• M16: 2,343,750 km (0.082 R)
• M17: 2,461,334 km (0.108 R)
• M18: 2,580,862 km (0.031 R)
• M19: 2,711,910 km (0.073 R)
• M20: 3,039,530 km (0.107 R)
• M21: 3,138,414 km (0.116 R)
• M22: 3,248,518 km (0.092 R)
• M23: 3,493,110 km (0.092 R)
• M24: 3,586,459 km (0.113 R)
• M25: 3,722,893 km (0.084 R)
• M26: 3,936,070 km (0.109 R)
• M27: 4,419,570 km (0.115 R)
• M28: 4,725,797 km (0.111 R)
• M29: 4,840,987 km (0.118 R)
• M30: 4,945,406 km (0.11 R)
• M31: 5,133,152 km (0.102 R)
• M32: 5,527,791 km (0.1 R)
• M33: 5,969,553 km (0.103 R)
• M34: 6,131,867 km (0.117 R)
• M35: 6,435,700 km (0.082 R)
• M36: 6,744,321 km (0.057 R)
• M37: 6,887,486 km (0.077 R)
• M38: 6,992,204 km (0.064 R)
• M39: 7,363,058 km (0.032 R)
• M40: 7,767,570 km (0.074 R)
• M41: 7,917,617 km (0.103 R)
• M42: 8,165,501 km (0.088 R)
• M43: 8,429,840 km (0.059 R)
• M44: 8,570,163 km (0.108 R)
• M45: 8,739,657 km (0.059 R)
• M46: 9,110,510 km (0.12 R)
• M47: 9,254,573 km (0.102 R)
• M48: 9,544,793 km (0.074 R)
• M49: 9,705,910 km (0.062 R)
• M50: 9,882,585 km (0.099 R)
• M51: 9,971,296 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.9

Radius: 8.5

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.5 AU - 2.36 AU

Year: 1759 Days

Day: 5.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 45,714,643 km

• M1: 114,891 km (0.096 R)
• M2: 286,330 km (0.075 R)
• M3: 398,379 km (0.085 R)
• M4: 539,600 km (0.109 R)
• M5: 684,261 km (0.044 R)
• M6: 761,603 km (0.099 R)
• M7: 910,453 km (0.116 R)
• M8: 980,614 km (0.088 R)
• M9: 1,036,414 km (0.1 R)
• M10: 1,168,509 km (0.069 R)
• M11: 1,323,941 km (0.054 R)
• M12: 1,486,255 km (0.107 R)
• M13: 1,541,905 km (0.068 R)
• M14: 1,684,023 km (0.045 R)
• M15: 1,810,733 km (0.067 R)
• M16: 1,940,733 km (0.031 R)
• M17: 2,073,726 km (0.063 R)
• M18: 2,188,766 km (0.051 R)
• M19: 2,458,192 km (0.116 R)
• M20: 2,513,394 km (0.085 R)
• M21: 2,569,044 km (0.089 R)
• M22: 2,911,324 km (0.103 R)
• M23: 2,993,453 km (0.053 R)
• M24: 3,123,903 km (0.112 R)
• M25: 3,476,804 km (0.098 R)
• M26: 3,714,964 km (0.119 R)
• M27: 3,778,543 km (0.091 R)
• M28: 3,919,763 km (0.052 R)
• M29: 4,062,629 km (0.084 R)
• M30: 4,141,318 km (0.082 R)
• M31: 4,353,747 km (0.091 R)
• M32: 4,596,993 km (0.058 R)
• M33: 4,928,203 km (0.111 R)
• M34: 4,984,152 km (0.105 R)
• M35: 5,324,487 km (0.109 R)
• M36: 5,540,956 km (0.067 R)
• M37: 5,878,598 km (0.109 R)
• M38: 6,057,517 km (0.037 R)
• M39: 6,222,972 km (0.107 R)
• M40: 6,313,928 km (0.113 R)
• M41: 6,558,520 km (0.116 R)
• M42: 6,853,228 km (0.031 R)
• M43: 6,994,299 km (0.102 R)
• M44: 7,391,182 km (0.115 R)
• M45: 7,568,156 km (0.06 R)
• M46: 7,795,395 km (0.094 R)
• M47: 8,090,851 km (0.118 R)
• M48: 8,157,123 km (0.059 R)
• M49: 8,323,326 km (0.078 R)
• M50: 8,574,800 km (0.026 R)
• M51: 8,642,269 km (0.041 R)
• M52: 9,016,563 km (0.098 R)
• M53: 9,102,432 km (0.068 R)
• M54: 9,171,247 km (0.047 R)
• M55: 9,274,918 km (0.057 R)
• M56: 9,465,805 km (0.111 R)
• M57: 10,153,357 km (0.072 R)
• M58: 10,206,913 km (0.08 R)
• M59: 10,296,373 km (0.1 R)
• M60: 11,039,874 km (0.098 R)
• M61: 11,371,682 km (0.105 R)
• M62: 11,557,483 km (0.027 R)
• M63: 11,650,832 km (0.085 R)
• M64: 11,744,330 km (0.06 R)
• M65: 12,007,623 km (0.107 R)
• M66: 12,406,002 km (0.114 R)
• M67: 12,463,298 km (0.111 R)
• M68: 12,751,124 km (0.085 R)
• M69: 12,828,167 km (0.111 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326

Radius: 7.9

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.22 AU - 7.8 AU

Year: 13501 Days

Day: 19.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 45,714,643 km

• M1: 105,766 km (0.118 R)
• M2: 227,239 km (0.064 R)
• M3: 476,918 km (0.047 R)
• M4: 533,765 km (0.093 R)
• M5: 593,006 km (0.118 R)
• M6: 735,423 km (0.039 R)
• M7: 854,204 km (0.037 R)
• M8: 1,970,802 km (0.107 R)
• M9: 2,335,821 km (0.112 R)
• M10: 2,513,394 km (0.118 R)
• M11: 2,801,519 km (0.081 R)
• M12: 2,990,312 km (0.1 R)
• M13: 3,045,065 km (0.099 R)
• M14: 3,267,517 km (0.096 R)
• M15: 3,552,800 km (0.085 R)
• M16: 3,727,979 km (0.089 R)
• M17: 3,846,311 km (0.061 R)
• M18: 4,709,341 km (0.115 R)
• M19: 5,228,745 km (0.085 R)
• M20: 5,294,867 km (0.101 R)
• M21: 5,394,649 km (0.102 R)
• M22: 6,748,510 km (0.119 R)
• M23: 6,893,171 km (0.057 R)
• M24: 7,296,038 km (0.115 R)
• M25: 7,518,939 km (0.107 R)
• M26: 7,781,932 km (0.081 R)
• M27: 8,124,511 km (0.078 R)
• M28: 8,472,027 km (0.089 R)
• M29: 8,903,467 km (0.111 R)
• M30: 9,062,190 km (0.082 R)
• M31: 9,543,746 km (0.118 R)
• M32: 9,746,900 km (0.072 R)
• M33: 9,869,420 km (0.094 R)
• M34: 11,336,826 km (0.104 R)
• M35: 12,117,727 km (0.04 R)
• M36: 12,559,040 km (0.081 R)
• M37: 13,005,590 km (0.054 R)
• M38: 13,366,570 km (0.039 R)
• M39: 13,548,331 km (0.095 R)
• M40: 14,937,497 km (0.066 R)
• M41: 15,888,640 km (0.095 R)
• M42: 15,984,832 km (0.083 R)
• M43: 16,322,923 km (0.113 R)
• M44: 16,420,012 km (0.117 R)
• M45: 16,810,163 km (0.1 R)
• M46: 17,104,721 km (0.075 R)
• M47: 17,351,558 km (0.051 R)
• M48: 17,450,592 km (0.117 R)
• M49: 17,749,039 km (0.1 R)
• M50: 18,654,106 km (0.115 R)
• M51: 19,935,861 km (0.101 R)
• M52: 20,143,503 km (0.067 R)
• M53: 20,456,462 km (0.108 R)
• M54: 23,071,732 km (0.117 R)
• M55: 26,016,566 km (0.061 R)
• M56: 26,073,263 km (0.119 R)
• M57: 26,300,502 km (0.117 R)
• M58: 26,585,337 km (0.061 R)
• M59: 27,100,851 km (0.114 R)
• M60: 28,491,363 km (0.061 R)
• M61: 28,549,706 km (0.08 R)
• M62: 29,372,196 km (0.088 R)
• M63: 29,845,523 km (0.119 R)
• M64: 29,904,914 km (0.065 R)
• M65: 30,859,946 km (0.101 R)
• M66: 30,980,073 km (0.119 R)
• M67: 31,040,212 km (0.087 R)
• M68: 31,885,589 km (0.11 R)
• M69: 32,616,375 km (0.073 R)
• M70: 32,677,560 km (0.059 R)
• M71: 32,922,452 km (0.084 R)
• M72: 34,280,651 km (0.118 R)
• M73: 34,904,026 km (0.075 R)
• M74: 37,242,839 km (0.095 R)
• M75: 37,370,745 km (0.095 R)
• M76: 38,592,660 km (0.074 R)
• M77: 38,657,436 km (0.093 R)
• M78: 39,501,467 km (0.061 R)
• M79: 40,024,013 km (0.032 R)
• M80: 40,351,632 km (0.113 R)
• M81: 40,877,917 km (0.109 R)
• M82: 41,207,930 km (0.085 R)
• M83: 41,406,297 km (0.052 R)
• M84: 41,870,499 km (0.034 R)
• M85: 42,603,529 km (0.096 R)
• M86: 42,871,159 km (0.115 R)
• M87: 43,542,704 km (0.102 R)
• M88: 45,509,467 km (0.076 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 14,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit