🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

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: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.49 AU - 0.67 AU

Year: 290 Days

Day: 28.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.55 AU - 0.65 AU

Year: 305 Days

Day: 23.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.6

Radius: 10.8

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.71 AU - 0.89 AU

Year: 469 Days

Day: 13.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 16,618,590 km

• M1: 146,456 km (0.081 R)
• M2: 241,750 km (0.115 R)
• M3: 340,934 km (0.044 R)
• M4: 438,172 km (0.109 R)
• M5: 535,261 km (0.1 R)
• M6: 641,027 km (0.108 R)
• M7: 750,084 km (0.069 R)
• M8: 880,533 km (0.11 R)
• M9: 948,750 km (0.053 R)
• M10: 1,029,233 km (0.117 R)
• M11: 1,202,767 km (0.105 R)
• M12: 1,329,775 km (0.097 R)
• M13: 1,502,262 km (0.082 R)
• M14: 1,585,438 km (0.055 R)
• M15: 1,670,111 km (0.084 R)
• M16: 1,850,675 km (0.081 R)
• M17: 1,933,852 km (0.079 R)
• M18: 2,011,643 km (0.07 R)
• M19: 2,117,109 km (0.1 R)
• M20: 2,211,057 km (0.077 R)
• M21: 2,403,140 km (0.084 R)
• M22: 2,494,245 km (0.115 R)
• M23: 2,687,077 km (0.053 R)
• M24: 2,914,765 km (0.071 R)
• M25: 3,102,959 km (0.11 R)
• M26: 3,248,817 km (0.056 R)
• M27: 3,349,945 km (0.111 R)
• M28: 3,452,120 km (0.063 R)
• M29: 3,813,848 km (0.073 R)
• M30: 3,895,828 km (0.104 R)
• M31: 4,045,126 km (0.114 R)
• M32: 4,374,990 km (0.12 R)
• M33: 4,564,979 km (0.061 R)
• M34: 4,722,506 km (0.076 R)
• M35: 4,890,654 km (0.104 R)
• M36: 4,962,161 km (0.081 R)
• M37: 5,051,920 km (0.076 R)
• M38: 5,160,379 km (0.098 R)
• M39: 5,251,484 km (0.083 R)
• M40: 5,361,288 km (0.115 R)
• M41: 5,527,641 km (0.069 R)
• M42: 5,611,416 km (0.087 R)
• M43: 5,770,887 km (0.083 R)
• M44: 5,951,003 km (0.092 R)
• M45: 6,113,616 km (0.108 R)
• M46: 6,394,561 km (0.093 R)
• M47: 6,561,213 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 12.8

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.05 AU - 1.15 AU

Year: 757 Days

Day: 7.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 16,618,590 km

• M1: 159,471 km (0.112 R)
• M2: 271,221 km (0.11 R)
• M3: 359,783 km (0.083 R)
• M4: 443,408 km (0.12 R)
• M5: 554,260 km (0.096 R)
• M6: 657,034 km (0.099 R)
• M7: 767,437 km (0.118 R)
• M8: 895,942 km (0.115 R)
• M9: 1,038,359 km (0.115 R)
• M10: 1,164,171 km (0.103 R)
• M11: 1,251,237 km (0.097 R)
• M12: 1,334,114 km (0.115 R)
• M13: 1,485,656 km (0.101 R)
• M14: 1,580,950 km (0.101 R)
• M15: 1,727,855 km (0.101 R)
• M16: 1,821,204 km (0.09 R)
• M17: 1,968,110 km (0.104 R)
• M18: 2,111,574 km (0.047 R)
• M19: 2,196,396 km (0.096 R)
• M20: 2,465,672 km (0.102 R)
• M21: 2,645,788 km (0.058 R)
• M22: 2,754,246 km (0.085 R)
• M23: 2,984,627 km (0.063 R)
• M24: 3,124,052 km (0.106 R)
• M25: 3,212,315 km (0.032 R)
• M26: 3,400,659 km (0.067 R)
• M27: 3,583,467 km (0.107 R)
• M28: 3,722,743 km (0.092 R)
• M29: 3,807,116 km (0.118 R)
• M30: 3,892,237 km (0.071 R)
• M31: 3,997,106 km (0.068 R)
• M32: 4,288,073 km (0.078 R)
• M33: 4,406,405 km (0.104 R)
• M34: 4,616,141 km (0.088 R)
• M35: 4,696,924 km (0.116 R)
• M36: 4,798,501 km (0.077 R)
• M37: 4,931,793 km (0.114 R)
• M38: 5,045,637 km (0.077 R)
• M39: 5,424,120 km (0.096 R)
• M40: 5,573,717 km (0.079 R)
• M41: 5,746,503 km (0.103 R)
• M42: 5,855,410 km (0.11 R)
• M43: 5,976,136 km (0.088 R)
• M44: 6,478,186 km (0.085 R)
• M45: 6,901,249 km (0.091 R)
• M46: 6,982,331 km (0.038 R)
• M47: 7,180,548 km (0.031 R)
• M48: 7,274,496 km (0.084 R)
• M49: 7,487,373 km (0.05 R)
• M50: 7,606,453 km (0.058 R)
• M51: 7,870,942 km (0.07 R)
• M52: 8,347,112 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.1

Radius: 13.9

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.86 AU - 1.38 AU

Year: 778 Days

Day: 10.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 16,618,590 km

• M1: 196,272 km (0.115 R)
• M2: 296,802 km (0.027 R)
• M3: 403,465 km (0.087 R)
• M4: 569,220 km (0.091 R)
• M5: 674,387 km (0.039 R)
• M6: 795,711 km (0.086 R)
• M7: 970,591 km (0.078 R)
• M8: 1,130,212 km (0.064 R)
• M9: 1,233,584 km (0.049 R)
• M10: 1,429,258 km (0.098 R)
• M11: 1,680,433 km (0.061 R)
• M12: 1,777,073 km (0.05 R)
• M13: 1,869,824 km (0.115 R)
• M14: 2,090,929 km (0.069 R)
• M15: 2,239,031 km (0.109 R)
• M16: 2,480,931 km (0.088 R)
• M17: 2,638,308 km (0.051 R)
• M18: 2,921,796 km (0.085 R)
• M19: 3,258,242 km (0.117 R)
• M20: 3,351,591 km (0.086 R)
• M21: 3,533,502 km (0.037 R)
• M22: 3,786,472 km (0.115 R)
• M23: 4,076,243 km (0.077 R)
• M24: 4,200,559 km (0.052 R)
• M25: 4,677,776 km (0.093 R)
• M26: 4,767,235 km (0.062 R)
• M27: 5,063,888 km (0.116 R)
• M28: 5,231,438 km (0.081 R)
• M29: 5,597,803 km (0.082 R)
• M30: 5,727,654 km (0.069 R)
• M31: 5,823,546 km (0.073 R)
• M32: 5,963,869 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.8

Radius: 8

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.39 AU - 1.39 AU

Year: 1075 Days

Day: 11.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 16,618,590 km

• M1: 101,727 km (0.104 R)
• M2: 165,455 km (0.077 R)
• M3: 264,339 km (0.068 R)
• M4: 356,043 km (0.109 R)
• M5: 406,757 km (0.118 R)
• M6: 460,462 km (0.11 R)
• M7: 658,679 km (0.115 R)
• M8: 785,090 km (0.104 R)
• M9: 968,646 km (0.12 R)
• M10: 1,120,338 km (0.082 R)
• M11: 1,192,594 km (0.104 R)
• M12: 1,252,882 km (0.086 R)
• M13: 1,334,862 km (0.098 R)
• M14: 1,447,060 km (0.114 R)
• M15: 1,636,302 km (0.067 R)
• M16: 1,688,661 km (0.097 R)
• M17: 1,919,490 km (0.085 R)
• M18: 2,054,876 km (0.091 R)
• M19: 2,119,802 km (0.082 R)
• M20: 2,176,948 km (0.093 R)
• M21: 2,268,053 km (0.038 R)
• M22: 2,394,464 km (0.084 R)
• M23: 2,584,004 km (0.079 R)
• M24: 2,645,339 km (0.105 R)
• M25: 2,950,220 km (0.109 R)
• M26: 3,014,397 km (0.091 R)
• M27: 3,116,273 km (0.064 R)
• M28: 3,181,648 km (0.109 R)
• M29: 3,294,893 km (0.105 R)
• M30: 3,428,634 km (0.114 R)
• M31: 3,496,252 km (0.106 R)
• M32: 3,820,879 km (0.116 R)
• M33: 3,891,041 km (0.058 R)
• M34: 3,961,501 km (0.041 R)
• M35: 4,114,241 km (0.059 R)
• M36: 4,248,131 km (0.041 R)
• M37: 4,435,876 km (0.087 R)
• M38: 4,530,721 km (0.111 R)
• M39: 4,626,314 km (0.075 R)
• M40: 4,690,492 km (0.047 R)
• M41: 4,744,197 km (0.116 R)
• M42: 4,798,053 km (0.067 R)
• M43: 4,873,749 km (0.025 R)
• M44: 4,960,815 km (0.042 R)
• M45: 5,015,418 km (0.08 R)
• M46: 5,191,794 km (0.111 R)
• M47: 5,325,385 km (0.105 R)
• M48: 5,392,704 km (0.08 R)
• M49: 5,940,831 km (0.075 R)
• M50: 5,998,875 km (0.091 R)
• M51: 6,092,373 km (0.086 R)
• M52: 6,221,476 km (0.109 R)
• M53: 6,327,990 km (0.098 R)
• M54: 6,554,481 km (0.05 R)
• M55: 6,917,854 km (0.084 R)
• M56: 7,077,326 km (0.115 R)
• M57: 7,437,408 km (0.064 R)
• M58: 7,600,769 km (0.096 R)
• M59: 8,098,032 km (0.06 R)
• M60: 8,266,180 km (0.05 R)
• M61: 8,658,575 km (0.074 R)
• M62: 8,764,191 km (0.113 R)
• M63: 8,870,406 km (0.093 R)
• M64: 8,976,919 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.8

Radius: 11.3

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.9 AU - 2.14 AU

Year: 1883 Days

Day: 12.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 16,618,590 km

• M1: 144,811 km (0.051 R)
• M2: 252,222 km (0.106 R)
• M3: 391,348 km (0.114 R)
• M4: 505,192 km (0.109 R)
• M5: 586,124 km (0.113 R)
• M6: 704,756 km (0.089 R)
• M7: 797,506 km (0.066 R)
• M8: 867,967 km (0.079 R)
• M9: 959,072 km (0.104 R)
• M10: 1,063,491 km (0.114 R)
• M11: 1,162,076 km (0.089 R)
• M12: 1,621,641 km (0.048 R)
• M13: 1,713,344 km (0.04 R)
• M14: 1,877,902 km (0.101 R)
• M15: 1,998,777 km (0.086 R)
• M16: 2,109,928 km (0.063 R)
• M17: 2,185,176 km (0.106 R)
• M18: 2,615,569 km (0.105 R)
• M19: 2,696,651 km (0.085 R)
• M20: 3,230,416 km (0.115 R)
• M21: 3,317,632 km (0.103 R)
• M22: 3,674,872 km (0.096 R)
• M23: 3,920,063 km (0.085 R)
• M24: 4,138,924 km (0.093 R)
• M25: 4,377,982 km (0.077 R)
• M26: 4,491,227 km (0.047 R)
• M27: 4,654,439 km (0.067 R)
• M28: 4,903,220 km (0.088 R)
• M29: 5,004,049 km (0.106 R)
• M30: 5,327,629 km (0.103 R)
• M31: 5,658,091 km (0.092 R)
• M32: 6,139,197 km (0.103 R)
• M33: 6,393,963 km (0.081 R)
• M34: 6,578,118 km (0.076 R)
• M35: 6,857,566 km (0.081 R)
• M36: 6,951,514 km (0.083 R)
• M37: 7,027,061 km (0.032 R)
• M38: 7,236,199 km (0.071 R)
• M39: 7,351,239 km (0.085 R)
• M40: 7,935,120 km (0.06 R)
• M41: 8,014,108 km (0.112 R)
• M42: 8,332,751 km (0.094 R)
• M43: 8,413,085 km (0.115 R)
• M44: 8,594,846 km (0.06 R)
• M45: 8,818,645 km (0.092 R)
• M46: 9,313,664 km (0.099 R)
• M47: 9,754,230 km (0.12 R)
• M48: 10,547,099 km (0.099 R)
• M49: 11,160,899 km (0.113 R)
• M50: 11,516,792 km (0.108 R)
• M51: 11,989,671 km (0.098 R)
• M52: 12,239,948 km (0.042 R)
• M53: 12,377,129 km (0.09 R)
• M54: 12,722,551 km (0.106 R)
• M55: 13,211,287 km (0.109 R)
• M56: 13,328,572 km (0.062 R)
• M57: 13,967,953 km (0.115 R)
• M58: 14,111,418 km (0.095 R)
• M59: 14,303,501 km (0.076 R)
• M60: 14,544,803 km (0.108 R)
• M61: 14,738,831 km (0.109 R)
• M62: 14,811,685 km (0.053 R)
• M63: 14,884,839 km (0.105 R)
• M64: 15,129,281 km (0.11 R)
• M65: 15,301,319 km (0.077 R)
• M66: 15,672,023 km (0.06 R)
• M67: 15,970,620 km (0.049 R)
• M68: 16,750,922 km (0.109 R)
• M69: 16,852,499 km (0.052 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.8

Radius: 9.9

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.28 AU - 2.86 AU

Year: 2703 Days

Day: 13.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 16,618,590 km

• M1: 222,003 km (0.046 R)
• M2: 324,328 km (0.051 R)
• M3: 390,151 km (0.1 R)
• M4: 553,662 km (0.083 R)
• M5: 629,209 km (0.114 R)
• M6: 860,936 km (0.057 R)
• M7: 1,129,763 km (0.108 R)
• M8: 1,330,673 km (0.102 R)
• M9: 1,393,355 km (0.107 R)
• M10: 1,478,476 km (0.062 R)
• M11: 1,554,471 km (0.059 R)
• M12: 1,710,502 km (0.111 R)
• M13: 1,966,464 km (0.094 R)
• M14: 2,050,538 km (0.099 R)
• M15: 2,752,750 km (0.119 R)
• M16: 2,887,987 km (0.049 R)
• M17: 3,378,967 km (0.107 R)
• M18: 3,451,223 km (0.12 R)
• M19: 3,895,977 km (0.059 R)
• M20: 4,109,753 km (0.114 R)
• M21: 4,171,686 km (0.054 R)
• M22: 4,374,691 km (0.075 R)
• M23: 4,823,035 km (0.104 R)
• M24: 4,970,389 km (0.111 R)
• M25: 5,729,150 km (0.041 R)
• M26: 6,326,344 km (0.067 R)
• M27: 6,578,118 km (0.07 R)
• M28: 6,687,025 km (0.12 R)
• M29: 6,796,530 km (0.027 R)
• M30: 7,296,636 km (0.088 R)
• M31: 7,447,132 km (0.104 R)
• M32: 7,598,674 km (0.072 R)
• M33: 8,352,049 km (0.115 R)
• M34: 9,028,082 km (0.115 R)
• M35: 9,311,719 km (0.113 R)
• M36: 9,434,091 km (0.069 R)
• M37: 9,825,289 km (0.086 R)
• M38: 10,054,323 km (0.113 R)
• M39: 10,221,873 km (0.084 R)
• M40: 10,327,040 km (0.112 R)
• M41: 10,453,899 km (0.118 R)
• M42: 10,880,104 km (0.091 R)
• M43: 11,290,301 km (0.12 R)
• M44: 11,355,675 km (0.116 R)
• M45: 11,508,265 km (0.116 R)
• M46: 11,859,970 km (0.085 R)
• M47: 11,992,813 km (0.118 R)
• M48: 12,349,304 km (0.101 R)
• M49: 12,483,942 km (0.116 R)
• M50: 12,981,654 km (0.11 R)
• M51: 13,118,536 km (0.037 R)
• M52: 13,370,609 km (0.097 R)
• M53: 13,532,025 km (0.109 R)
• M54: 13,833,315 km (0.103 R)
• M55: 13,903,177 km (0.11 R)
• M56: 13,973,189 km (0.078 R)
• M57: 14,113,362 km (0.058 R)
• M58: 14,324,744 km (0.067 R)
• M59: 14,584,446 km (0.073 R)
• M60: 15,180,444 km (0.084 R)
• M61: 15,348,891 km (0.07 R)
• M62: 15,735,901 km (0.072 R)
• M63: 16,199,804 km (0.088 R)
• M64: 16,396,375 km (0.105 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: 479 - 15,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit