🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.49 AU - 0.57 AU

Year: 249 Days

Day: 18 Hours

Environment

Temp: -111 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.59 AU - 0.59 AU

Year: 293 Days

Day: 13 Hours

Environment

Temp: -119 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.8

Radius: 8.3

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.61 AU - 0.91 AU

Year: 428 Days

Day: 13.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 46,426,344 km

• M1: 103,821 km (0.049 R)
• M2: 189,690 km (0.106 R)
• M3: 268,827 km (0.072 R)
• M4: 321,785 km (0.041 R)
• M5: 416,929 km (0.094 R)
• M6: 478,863 km (0.052 R)
• M7: 618,886 km (0.067 R)
• M8: 679,623 km (0.026 R)
• M9: 766,988 km (0.114 R)
• M10: 826,379 km (0.08 R)
• M11: 936,782 km (0.111 R)
• M12: 1,028,186 km (0.101 R)
• M13: 1,104,930 km (0.111 R)
• M14: 1,169,257 km (0.115 R)
• M15: 1,253,331 km (0.099 R)
• M16: 1,305,541 km (0.058 R)
• M17: 1,424,022 km (0.114 R)
• M18: 1,533,977 km (0.093 R)
• M19: 1,655,001 km (0.111 R)
• M20: 1,712,746 km (0.053 R)
• M21: 1,787,844 km (0.05 R)
• M22: 1,855,462 km (0.052 R)
• M23: 1,932,804 km (0.078 R)
• M24: 2,028,697 km (0.095 R)
• M25: 2,090,481 km (0.075 R)
• M26: 2,175,602 km (0.093 R)
• M27: 2,312,185 km (0.032 R)
• M28: 2,503,520 km (0.118 R)
• M29: 2,666,133 km (0.081 R)
• M30: 2,743,924 km (0.104 R)
• M31: 2,797,779 km (0.063 R)
• M32: 2,966,675 km (0.111 R)
• M33: 3,082,913 km (0.07 R)
• M34: 3,154,271 km (0.073 R)
• M35: 3,262,580 km (0.11 R)
• M36: 3,398,415 km (0.084 R)
• M37: 3,461,695 km (0.104 R)
• M38: 3,610,844 km (0.106 R)
• M39: 3,707,933 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.5

Radius: 9.6

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.74 AU - 0.98 AU

Year: 515 Days

Day: 6.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 46,426,344 km

• M1: 126,410 km (0.061 R)
• M2: 221,255 km (0.114 R)
• M3: 309,817 km (0.116 R)
• M4: 369,656 km (0.08 R)
• M5: 432,338 km (0.111 R)
• M6: 534,663 km (0.113 R)
• M7: 722,109 km (0.035 R)
• M8: 811,120 km (0.093 R)
• M9: 952,041 km (0.044 R)
• M10: 1,079,648 km (0.095 R)
• M11: 1,198,129 km (0.11 R)
• M12: 1,297,612 km (0.055 R)
• M13: 1,412,054 km (0.038 R)
• M14: 1,609,075 km (0.111 R)
• M15: 1,706,762 km (0.091 R)
• M16: 1,780,215 km (0.102 R)
• M17: 1,890,319 km (0.061 R)
• M18: 1,984,565 km (0.071 R)
• M19: 2,159,146 km (0.106 R)
• M20: 2,239,031 km (0.064 R)
• M21: 2,416,155 km (0.043 R)
• M22: 2,499,182 km (0.099 R)
• M23: 2,563,210 km (0.083 R)
• M24: 2,683,187 km (0.085 R)
• M25: 2,779,379 km (0.033 R)
• M26: 2,876,767 km (0.081 R)
• M27: 2,985,824 km (0.109 R)
• M28: 3,283,224 km (0.091 R)
• M29: 3,348,300 km (0.087 R)
• M30: 3,424,594 km (0.045 R)
• M31: 3,640,614 km (0.033 R)
• M32: 3,764,331 km (0.105 R)
• M33: 3,855,287 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.1

Radius: 8.5

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.53 AU - 1.87 AU

Year: 1431 Days

Day: 11 Hours

Environment

Temp: -184 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 46,426,344 km

• M1: 122,221 km (0.098 R)
• M2: 204,949 km (0.09 R)
• M3: 285,882 km (0.118 R)
• M4: 343,327 km (0.101 R)
• M5: 426,354 km (0.097 R)
• M6: 506,090 km (0.111 R)
• M7: 568,173 km (0.047 R)
• M8: 682,166 km (0.089 R)
• M9: 885,470 km (0.087 R)
• M10: 1,012,478 km (0.112 R)
• M11: 1,206,956 km (0.112 R)
• M12: 1,300,903 km (0.114 R)
• M13: 1,397,394 km (0.053 R)
• M14: 1,463,067 km (0.119 R)
• M15: 1,614,759 km (0.111 R)
• M16: 1,692,550 km (0.043 R)
• M17: 1,915,451 km (0.111 R)
• M18: 2,138,352 km (0.116 R)
• M19: 2,204,923 km (0.076 R)
• M20: 2,350,183 km (0.048 R)
• M21: 2,418,998 km (0.109 R)
• M22: 2,660,299 km (0.12 R)
• M23: 3,036,837 km (0.093 R)
• M24: 3,220,543 km (0.065 R)
• M25: 3,610,395 km (0.09 R)
• M26: 3,713,019 km (0.091 R)
• M27: 3,863,066 km (0.11 R)
• M28: 4,003,389 km (0.068 R)
• M29: 4,062,480 km (0.117 R)
• M30: 4,193,228 km (0.064 R)
• M31: 4,313,206 km (0.061 R)
• M32: 4,373,793 km (0.076 R)
• M33: 4,532,367 km (0.074 R)
• M34: 4,593,851 km (0.063 R)
• M35: 4,994,175 km (0.081 R)
• M36: 5,147,214 km (0.118 R)
• M37: 5,615,605 km (0.038 R)
• M38: 5,788,091 km (0.075 R)
• M39: 5,975,837 km (0.098 R)
• M40: 6,029,841 km (0.09 R)
• M41: 6,192,903 km (0.054 R)
• M42: 6,261,269 km (0.117 R)
• M43: 6,329,935 km (0.093 R)
• M44: 6,523,365 km (0.119 R)
• M45: 6,803,262 km (0.104 R)
• M46: 6,930,421 km (0.118 R)
• M47: 7,044,115 km (0.045 R)
• M48: 7,331,193 km (0.059 R)
• M49: 7,432,621 km (0.082 R)
• M50: 7,636,822 km (0.075 R)
• M51: 7,813,347 km (0.066 R)
• M52: 7,961,449 km (0.117 R)
• M53: 8,275,605 km (0.093 R)
• M54: 8,366,111 km (0.113 R)
• M55: 8,563,281 km (0.094 R)
• M56: 8,654,835 km (0.053 R)
• M57: 9,039,751 km (0.106 R)
• M58: 9,714,886 km (0.1 R)
• M59: 9,842,343 km (0.107 R)
• M60: 10,082,747 km (0.084 R)
• M61: 10,147,224 km (0.058 R)
• M62: 10,520,321 km (0.066 R)
• M63: 10,684,130 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.6

Radius: 11.2

Gravity: 7 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.09 AU - 3.09 AU

Year: 2691 Days

Day: 8.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 46,426,344 km

• M1: 141,220 km (0.083 R)
• M2: 219,460 km (0.088 R)
• M3: 324,927 km (0.082 R)
• M4: 456,124 km (0.063 R)
• M5: 555,906 km (0.101 R)
• M6: 654,939 km (0.111 R)
• M7: 800,797 km (0.08 R)
• M8: 1,002,156 km (0.095 R)
• M9: 1,115,103 km (0.066 R)
• M10: 1,454,989 km (0.058 R)
• M11: 1,545,196 km (0.111 R)
• M12: 1,624,034 km (0.074 R)
• M13: 1,731,296 km (0.067 R)
• M14: 1,813,425 km (0.101 R)
• M15: 1,967,511 km (0.11 R)
• M16: 2,053,380 km (0.097 R)
• M17: 2,318,917 km (0.11 R)
• M18: 2,394,613 km (0.059 R)
• M19: 2,486,616 km (0.057 R)
• M20: 3,130,784 km (0.114 R)
• M21: 3,664,549 km (0.072 R)
• M22: 3,933,078 km (0.1 R)
• M23: 4,208,188 km (0.104 R)
• M24: 4,432,735 km (0.109 R)
• M25: 5,229,942 km (0.09 R)
• M26: 5,310,126 km (0.109 R)
• M27: 5,717,182 km (0.118 R)
• M28: 5,862,142 km (0.045 R)
• M29: 6,346,690 km (0.094 R)
• M30: 6,648,129 km (0.071 R)
• M31: 7,064,610 km (0.111 R)
• M32: 7,399,559 km (0.119 R)
• M33: 7,489,767 km (0.076 R)
• M34: 8,364,765 km (0.111 R)
• M35: 8,435,226 km (0.113 R)
• M36: 8,766,734 km (0.104 R)
• M37: 9,030,176 km (0.088 R)
• M38: 9,102,582 km (0.104 R)
• M39: 9,861,192 km (0.1 R)
• M40: 10,844,200 km (0.063 R)
• M41: 11,101,359 km (0.096 R)
• M42: 11,858,324 km (0.115 R)
• M43: 12,203,147 km (0.068 R)
• M44: 12,336,588 km (0.072 R)
• M45: 12,632,044 km (0.074 R)
• M46: 13,011,424 km (0.095 R)
• M47: 13,175,234 km (0.118 R)
• M48: 13,504,798 km (0.092 R)
• M49: 13,781,405 km (0.098 R)
• M50: 13,976,331 km (0.062 R)
• M51: 14,906,979 km (0.047 R)
• M52: 15,021,272 km (0.084 R)
• M53: 15,538,581 km (0.052 R)
• M54: 15,741,436 km (0.077 R)
• M55: 15,857,673 km (0.097 R)
• M56: 16,384,557 km (0.104 R)
• M57: 17,125,815 km (0.082 R)
• M58: 17,575,955 km (0.105 R)
• M59: 17,847,774 km (0.05 R)
• M60: 18,334,565 km (0.102 R)
• M61: 18,671,759 km (0.079 R)
• M62: 18,980,230 km (0.106 R)
• M63: 19,352,429 km (0.115 R)
• M64: 19,445,928 km (0.096 R)
• M65: 19,633,225 km (0.082 R)
• M66: 19,821,119 km (0.114 R)
• M67: 19,915,366 km (0.084 R)
• M68: 20,198,854 km (0.096 R)
• M69: 20,293,699 km (0.105 R)
• M70: 20,993,368 km (0.044 R)
• M71: 21,442,760 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.2

Radius: 10.7

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.33 AU - 5.71 AU

Year: 8374 Days

Day: 14.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 46,426,344 km

• M1: 140,024 km (0.082 R)
• M2: 303,684 km (0.069 R)
• M3: 437,275 km (0.088 R)
• M4: 542,891 km (0.05 R)
• M5: 942,167 km (0.11 R)
• M6: 1,071,869 km (0.098 R)
• M7: 1,249,741 km (0.098 R)
• M8: 1,422,825 km (0.065 R)
• M9: 1,697,637 km (0.115 R)
• M10: 1,777,073 km (0.043 R)
• M11: 1,939,836 km (0.098 R)
• M12: 2,023,012 km (0.102 R)
• M13: 2,158,847 km (0.082 R)
• M14: 2,227,811 km (0.081 R)
• M15: 2,350,482 km (0.084 R)
• M16: 2,475,546 km (0.077 R)
• M17: 2,788,355 km (0.099 R)
• M18: 2,997,792 km (0.036 R)
• M19: 3,075,134 km (0.09 R)
• M20: 3,472,466 km (0.054 R)
• M21: 3,865,011 km (0.106 R)
• M22: 3,949,533 km (0.112 R)
• M23: 4,425,404 km (0.118 R)
• M24: 4,513,966 km (0.119 R)
• M25: 4,760,354 km (0.094 R)
• M26: 5,289,930 km (0.103 R)
• M27: 5,886,975 km (0.093 R)
• M28: 6,008,898 km (0.079 R)
• M29: 6,181,234 km (0.109 R)
• M30: 6,530,545 km (0.087 R)
• M31: 6,656,806 km (0.108 R)
• M32: 6,733,101 km (0.119 R)
• M33: 6,835,127 km (0.065 R)
• M34: 6,963,482 km (0.074 R)
• M35: 7,170,376 km (0.116 R)
• M36: 7,511,159 km (0.115 R)
• M37: 8,126,904 km (0.116 R)
• M38: 8,208,435 km (0.088 R)
• M39: 8,344,868 km (0.08 R)
• M40: 9,837,556 km (0.089 R)
• M41: 10,274,831 km (0.119 R)
• M42: 10,540,367 km (0.055 R)
• M43: 10,927,825 km (0.115 R)
• M44: 11,047,952 km (0.119 R)
• M45: 12,273,608 km (0.074 R)
• M46: 12,934,381 km (0.102 R)
• M47: 14,028,391 km (0.089 R)
• M48: 14,191,901 km (0.107 R)
• M49: 14,652,812 km (0.099 R)
• M50: 15,018,429 km (0.066 R)
• M51: 15,555,635 km (0.09 R)
• M52: 15,657,063 km (0.118 R)
• M53: 15,758,640 km (0.063 R)
• M54: 15,826,557 km (0.087 R)
• M55: 16,064,867 km (0.06 R)
• M56: 16,856,538 km (0.098 R)
• M57: 17,625,621 km (0.101 R)
• M58: 17,766,692 km (0.089 R)
• M59: 18,014,426 km (0.098 R)
• M60: 18,227,753 km (0.062 R)
• M61: 18,299,111 km (0.07 R)
• M62: 18,513,484 km (0.094 R)
• M63: 18,872,669 km (0.112 R)
• M64: 19,161,692 km (0.116 R)
• M65: 21,150,895 km (0.072 R)
• M66: 21,225,843 km (0.099 R)
• M67: 21,451,138 km (0.053 R)
• M68: 22,131,808 km (0.049 R)
• M69: 22,284,099 km (0.11 R)
• M70: 22,551,430 km (0.069 R)
• M71: 23,243,470 km (0.108 R)
• M72: 24,098,871 km (0.103 R)
• M73: 24,294,694 km (0.104 R)
• M74: 24,766,975 km (0.12 R)
• M75: 25,162,811 km (0.097 R)
• M76: 25,800,546 km (0.045 R)
• M77: 26,121,284 km (0.105 R)
• M78: 26,403,127 km (0.109 R)
• M79: 27,213,947 km (0.115 R)

Asteroid Belt

Center: 6.67 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.2

Radius: 6.5

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.76 AU - 8.88 AU

Year: 14120 Days

Day: 21.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 46,426,344 km

• M1: 82,279 km (0.092 R)
• M2: 165,904 km (0.049 R)
• M3: 221,854 km (0.065 R)
• M4: 410,646 km (0.068 R)
• M5: 494,122 km (0.105 R)
• M6: 848,818 km (0.058 R)
• M7: 939,175 km (0.103 R)
• M8: 1,129,464 km (0.087 R)
• M9: 1,270,086 km (0.068 R)
• M10: 1,374,056 km (0.111 R)
• M11: 1,481,019 km (0.106 R)
• M12: 1,524,552 km (0.056 R)
• M13: 1,983,369 km (0.116 R)
• M14: 2,055,774 km (0.119 R)
• M15: 2,278,226 km (0.057 R)
• M16: 2,482,577 km (0.042 R)
• M17: 2,560,816 km (0.061 R)
• M18: 3,158,909 km (0.068 R)
• M19: 3,215,307 km (0.058 R)
• M20: 3,590,648 km (0.085 R)
• M21: 3,738,750 km (0.067 R)
• M22: 4,226,140 km (0.066 R)
• M23: 4,701,113 km (0.099 R)
• M24: 5,259,712 km (0.108 R)
• M25: 5,563,994 km (0.112 R)
• M26: 5,873,960 km (0.044 R)
• M27: 6,728,015 km (0.098 R)
• M28: 6,910,674 km (0.114 R)
• M29: 7,021,226 km (0.112 R)
• M30: 7,318,627 km (0.063 R)
• M31: 7,431,274 km (0.12 R)
• M32: 7,810,654 km (0.087 R)
• M33: 8,588,563 km (0.088 R)
• M34: 8,826,723 km (0.11 R)
• M35: 8,906,608 km (0.057 R)
• M36: 9,228,393 km (0.079 R)
• M37: 9,677,337 km (0.082 R)
• M38: 9,966,659 km (0.112 R)
• M39: 10,937,100 km (0.118 R)
• M40: 11,281,774 km (0.066 R)
• M41: 11,411,924 km (0.089 R)
• M42: 11,455,457 km (0.094 R)
• M43: 12,247,877 km (0.105 R)
• M44: 12,471,077 km (0.056 R)
• M45: 13,469,343 km (0.083 R)
• M46: 16,466,387 km (0.107 R)
• M47: 17,559,648 km (0.102 R)
• M48: 18,369,422 km (0.06 R)
• M49: 18,624,935 km (0.111 R)
• M50: 20,288,164 km (0.104 R)
• M51: 21,297,950 km (0.103 R)
• M52: 21,351,655 km (0.113 R)
• M53: 23,476,843 km (0.105 R)
• M54: 24,367,997 km (0.117 R)
• M55: 24,480,196 km (0.094 R)
• M56: 26,759,618 km (0.108 R)
• M57: 27,281,864 km (0.097 R)
• M58: 28,454,113 km (0.097 R)
• M59: 28,513,205 km (0.102 R)
• M60: 28,749,868 km (0.104 R)
• M61: 29,463,600 km (0.09 R)
• M62: 29,702,807 km (0.115 R)
• M63: 30,484,605 km (0.05 R)
• M64: 30,726,655 km (0.086 R)
• M65: 31,456,243 km (0.09 R)
• M66: 31,517,279 km (0.118 R)
• M67: 31,823,207 km (0.119 R)
• M68: 32,130,032 km (0.052 R)
• M69: 32,808,608 km (0.039 R)
• M70: 33,367,356 km (0.076 R)
• M71: 33,491,971 km (0.064 R)
• M72: 33,741,650 km (0.111 R)
• M73: 33,991,927 km (0.088 R)
• M74: 34,305,634 km (0.071 R)
• M75: 34,431,296 km (0.081 R)
• M76: 35,252,439 km (0.102 R)
• M77: 35,442,877 km (0.087 R)
• M78: 35,760,922 km (0.085 R)
• M79: 38,862,535 km (0.08 R)
• M80: 39,190,603 km (0.049 R)
• M81: 39,453,596 km (0.087 R)
• M82: 39,915,405 km (0.039 R)
• M83: 41,244,582 km (0.055 R)
• M84: 41,780,441 km (0.117 R)
• M85: 42,318,395 km (0.102 R)
• M86: 43,129,814 km (0.066 R)
• M87: 43,809,886 km (0.095 R)
• M88: 44,082,902 km (0.107 R)
• M89: 45,594,589 km (0.025 R)
• M90: 46,079,136 km (0.118 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 19,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit