🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.24 AU - 1.36 AU

Year: 523 Days

Day: 21.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 23.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.38 AU - 1.42 AU

Year: 585 Days

Day: 42.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,555,261 km

• M1: 538,552 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.55 AU - 2.43 AU

Year: 991 Days

Day: 21.4 Hours

Environment

Temp: -60 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,555,261 km

• M1: 153,936 km (0.103 R)

Asteroid Belt

Center: 4.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.2

Radius: 8.4

Gravity: 13.14 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.92 AU - 7.14 AU

Year: 6582 Days

Day: 14.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 51,555,261 km

• M1: 127,906 km (0.113 R)
• M2: 243,994 km (0.1 R)
• M3: 322,832 km (0.088 R)
• M4: 461,210 km (0.117 R)
• M5: 565,330 km (0.12 R)
• M6: 663,467 km (0.056 R)
• M7: 877,541 km (0.084 R)
• M8: 1,131,259 km (0.08 R)
• M9: 1,202,916 km (0.115 R)
• M10: 1,276,070 km (0.075 R)
• M11: 1,665,024 km (0.106 R)
• M12: 1,872,816 km (0.06 R)
• M13: 1,958,386 km (0.058 R)
• M14: 2,045,302 km (0.114 R)
• M15: 3,236,999 km (0.083 R)
• M16: 3,470,820 km (0.103 R)
• M17: 3,710,326 km (0.081 R)
• M18: 4,149,396 km (0.063 R)
• M19: 4,346,566 km (0.069 R)
• M20: 4,721,309 km (0.118 R)
• M21: 4,809,123 km (0.096 R)
• M22: 5,106,224 km (0.093 R)
• M23: 5,317,756 km (0.082 R)
• M24: 5,625,030 km (0.069 R)
• M25: 5,718,379 km (0.11 R)
• M26: 6,256,781 km (0.101 R)
• M27: 6,353,571 km (0.054 R)
• M28: 7,111,434 km (0.107 R)
• M29: 7,212,413 km (0.114 R)
• M30: 8,248,378 km (0.077 R)
• M31: 8,532,464 km (0.077 R)
• M32: 8,603,972 km (0.096 R)
• M33: 8,675,629 km (0.117 R)
• M34: 10,075,865 km (0.116 R)
• M35: 10,151,562 km (0.116 R)
• M36: 10,303,404 km (0.043 R)
• M37: 11,902,904 km (0.099 R)
• M38: 12,304,574 km (0.079 R)
• M39: 12,547,821 km (0.086 R)
• M40: 13,162,668 km (0.048 R)
• M41: 13,411,449 km (0.114 R)
• M42: 14,849,982 km (0.083 R)
• M43: 15,282,470 km (0.112 R)
• M44: 16,783,385 km (0.07 R)
• M45: 17,414,987 km (0.081 R)
• M46: 17,779,408 km (0.065 R)
• M47: 18,562,104 km (0.081 R)
• M48: 18,701,529 km (0.076 R)
• M49: 18,887,778 km (0.118 R)
• M50: 20,256,599 km (0.106 R)
• M51: 21,413,589 km (0.06 R)
• M52: 22,393,904 km (0.099 R)
• M53: 22,492,788 km (0.096 R)
• M54: 23,338,764 km (0.119 R)
• M55: 23,589,639 km (0.1 R)
• M56: 23,790,849 km (0.117 R)
• M57: 24,093,934 km (0.038 R)
• M58: 25,370,303 km (0.12 R)
• M59: 25,783,343 km (0.111 R)
• M60: 26,198,626 km (0.059 R)
• M61: 27,246,559 km (0.1 R)
• M62: 27,510,600 km (0.096 R)
• M63: 27,563,557 km (0.043 R)
• M64: 27,935,009 km (0.061 R)
• M65: 28,414,919 km (0.083 R)
• M66: 29,059,087 km (0.101 R)
• M67: 29,871,254 km (0.099 R)
• M68: 31,241,122 km (0.12 R)
• M69: 32,463,486 km (0.091 R)
• M70: 32,743,533 km (0.111 R)
• M71: 33,136,826 km (0.034 R)
• M72: 33,475,216 km (0.091 R)
• M73: 33,588,312 km (0.045 R)
• M74: 33,985,046 km (0.085 R)
• M75: 35,184,522 km (0.116 R)
• M76: 35,702,729 km (0.066 R)
• M77: 36,980,294 km (0.113 R)
• M78: 37,272,609 km (0.102 R)
• M79: 37,683,404 km (0.099 R)
• M80: 38,687,057 km (0.107 R)
• M81: 38,865,078 km (0.11 R)
• M82: 40,118,858 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.9

Radius: 14.1

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.52 AU - 7.8 AU

Year: 6765 Days

Day: 5.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 51,555,261 km

• M1: 176,525 km (0.039 R)
• M2: 367,712 km (0.115 R)
• M3: 605,423 km (0.088 R)
• M4: 732,581 km (0.083 R)
• M5: 842,086 km (0.114 R)
• M6: 1,174,942 km (0.109 R)
• M7: 1,770,491 km (0.108 R)
• M8: 1,942,977 km (0.05 R)
• M9: 2,081,206 km (0.074 R)
• M10: 2,243,370 km (0.101 R)
• M11: 2,755,443 km (0.092 R)
• M12: 3,304,019 km (0.107 R)
• M13: 3,567,012 km (0.052 R)
• M14: 4,012,215 km (0.098 R)
• M15: 4,267,429 km (0.114 R)
• M16: 4,397,130 km (0.108 R)
• M17: 4,686,901 km (0.058 R)
• M18: 4,928,801 km (0.088 R)
• M19: 5,230,241 km (0.104 R)
• M20: 5,341,242 km (0.101 R)
• M21: 5,565,938 km (0.109 R)
• M22: 5,707,907 km (0.108 R)
• M23: 6,705,276 km (0.066 R)
• M24: 7,379,364 km (0.057 R)
• M25: 7,473,012 km (0.09 R)
• M26: 8,107,307 km (0.099 R)
• M27: 8,496,411 km (0.116 R)
• M28: 8,924,710 km (0.074 R)
• M29: 9,393,998 km (0.042 R)
• M30: 9,597,601 km (0.075 R)
• M31: 9,699,926 km (0.109 R)
• M32: 9,836,958 km (0.034 R)
• M33: 10,637,456 km (0.042 R)
• M34: 10,885,339 km (0.062 R)
• M35: 11,567,655 km (0.026 R)
• M36: 11,713,064 km (0.051 R)
• M37: 12,042,629 km (0.098 R)
• M38: 12,635,934 km (0.095 R)
• M39: 13,658,734 km (0.088 R)
• M40: 13,889,564 km (0.084 R)
• M41: 14,082,994 km (0.075 R)
• M42: 14,550,936 km (0.079 R)
• M43: 14,984,321 km (0.059 R)
• M44: 15,262,424 km (0.071 R)
• M45: 15,662,598 km (0.082 R)
• M46: 16,350,748 km (0.119 R)
• M47: 16,719,208 km (0.103 R)
• M48: 17,297,703 km (0.096 R)
• M49: 19,072,532 km (0.066 R)
• M50: 19,807,356 km (0.069 R)
• M51: 21,617,491 km (0.072 R)
• M52: 22,112,061 km (0.109 R)
• M53: 22,747,104 km (0.119 R)
• M54: 22,883,986 km (0.107 R)
• M55: 23,066,795 km (0.105 R)
• M56: 23,296,128 km (0.089 R)
• M57: 23,387,982 km (0.11 R)
• M58: 23,480,134 km (0.108 R)
• M59: 23,664,588 km (0.116 R)
• M60: 24,034,992 km (0.103 R)
• M61: 25,204,848 km (0.07 R)
• M62: 26,970,103 km (0.091 R)
• M63: 27,940,843 km (0.038 R)
• M64: 28,381,409 km (0.082 R)
• M65: 29,021,837 km (0.042 R)
• M66: 31,072,974 km (0.086 R)
• M67: 31,224,816 km (0.08 R)
• M68: 31,478,534 km (0.087 R)
• M69: 31,988,213 km (0.102 R)
• M70: 32,706,134 km (0.093 R)
• M71: 33,845,022 km (0.107 R)
• M72: 34,210,191 km (0.106 R)
• M73: 34,524,197 km (0.106 R)
• M74: 35,102,392 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.6

Radius: 12.6

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.8 AU - 10.94 AU

Year: 10128 Days

Day: 12 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 51,555,261 km

• M1: 285,283 km (0.085 R)
• M2: 574,007 km (0.037 R)
• M3: 712,535 km (0.113 R)
• M4: 837,598 km (0.11 R)
• M5: 916,736 km (0.056 R)
• M6: 1,126,472 km (0.085 R)
• M7: 1,230,143 km (0.086 R)
• M8: 1,627,475 km (0.083 R)
• M9: 1,849,927 km (0.068 R)
• M10: 2,174,854 km (0.086 R)
• M11: 2,838,171 km (0.12 R)
• M12: 2,940,945 km (0.107 R)
• M13: 3,605,757 km (0.06 R)
• M14: 3,717,507 km (0.102 R)
• M15: 3,898,521 km (0.098 R)
• M16: 4,579,340 km (0.092 R)
• M17: 5,020,505 km (0.084 R)
• M18: 5,373,256 km (0.085 R)
• M19: 5,552,624 km (0.077 R)
• M20: 6,891,525 km (0.088 R)
• M21: 7,030,801 km (0.07 R)
• M22: 7,511,309 km (0.11 R)
• M23: 7,625,901 km (0.098 R)
• M24: 8,355,490 km (0.101 R)
• M25: 8,773,766 km (0.069 R)
• M26: 9,107,369 km (0.057 R)
• M27: 9,383,377 km (0.118 R)
• M28: 9,755,726 km (0.097 R)
• M29: 9,912,355 km (0.074 R)
• M30: 11,855,781 km (0.092 R)
• M31: 12,191,030 km (0.089 R)
• M32: 12,292,307 km (0.054 R)
• M33: 12,563,379 km (0.092 R)
• M34: 12,665,554 km (0.052 R)
• M35: 13,597,998 km (0.053 R)
• M36: 13,702,866 km (0.116 R)
• M37: 14,409,566 km (0.083 R)
• M38: 14,552,282 km (0.114 R)
• M39: 15,091,882 km (0.044 R)
• M40: 15,418,903 km (0.098 R)
• M41: 16,600,128 km (0.118 R)
• M42: 16,824,824 km (0.092 R)
• M43: 18,078,903 km (0.112 R)
• M44: 18,464,865 km (0.068 R)
• M45: 18,697,789 km (0.037 R)
• M46: 19,166,479 km (0.109 R)
• M47: 20,115,528 km (0.033 R)
• M48: 20,918,121 km (0.083 R)
• M49: 21,936,134 km (0.109 R)
• M50: 22,100,393 km (0.111 R)
• M51: 22,513,133 km (0.11 R)
• M52: 22,679,037 km (0.095 R)
• M53: 22,803,652 km (0.12 R)
• M54: 24,231,863 km (0.064 R)
• M55: 24,529,563 km (0.115 R)
• M56: 26,515,624 km (0.097 R)
• M57: 27,174,453 km (0.111 R)
• M58: 28,016,689 km (0.078 R)
• M59: 29,228,133 km (0.114 R)
• M60: 29,545,131 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.5

Radius: 12.8

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 9.99 AU - 12.33 AU

Year: 13164 Days

Day: 8.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 51,555,261 km

• M1: 185,950 km (0.041 R)
• M2: 349,161 km (0.025 R)
• M3: 431,141 km (0.104 R)
• M4: 867,967 km (0.107 R)
• M5: 1,016,069 km (0.053 R)
• M6: 1,119,740 km (0.104 R)
• M7: 1,241,214 km (0.107 R)
• M8: 1,396,047 km (0.066 R)
• M9: 1,725,462 km (0.107 R)
• M10: 1,867,580 km (0.108 R)
• M11: 1,964,519 km (0.074 R)
• M12: 2,214,796 km (0.108 R)
• M13: 2,300,516 km (0.103 R)
• M14: 2,475,546 km (0.083 R)
• M15: 2,691,415 km (0.073 R)
• M16: 2,857,619 km (0.116 R)
• M17: 3,046,261 km (0.093 R)
• M18: 3,258,541 km (0.099 R)
• M19: 3,616,828 km (0.064 R)
• M20: 3,904,205 km (0.108 R)
• M21: 3,987,830 km (0.043 R)
• M22: 4,135,484 km (0.085 R)
• M23: 4,766,637 km (0.052 R)
• M24: 4,856,096 km (0.044 R)
• M25: 5,013,922 km (0.075 R)
• M26: 5,173,693 km (0.117 R)
• M27: 5,568,482 km (0.117 R)
• M28: 5,733,937 km (0.07 R)
• M29: 6,215,792 km (0.099 R)
• M30: 6,387,530 km (0.113 R)
• M31: 6,560,914 km (0.028 R)
• M32: 6,811,191 km (0.072 R)
• M33: 7,090,341 km (0.06 R)
• M34: 8,925,607 km (0.108 R)
• M35: 9,681,974 km (0.078 R)
• M36: 9,795,818 km (0.026 R)
• M37: 9,938,684 km (0.115 R)
• M38: 10,371,620 km (0.086 R)
• M39: 10,517,329 km (0.084 R)
• M40: 11,767,817 km (0.075 R)
• M41: 12,379,822 km (0.116 R)
• M42: 12,783,138 km (0.105 R)
• M43: 12,939,468 km (0.113 R)
• M44: 13,602,934 km (0.025 R)
• M45: 13,698,527 km (0.086 R)
• M46: 15,425,784 km (0.073 R)
• M47: 16,162,704 km (0.113 R)
• M48: 16,569,610 km (0.107 R)
• M49: 16,877,033 km (0.096 R)
• M50: 16,979,807 km (0.088 R)
• M51: 17,289,774 km (0.053 R)
• M52: 17,497,416 km (0.046 R)
• M53: 17,740,662 km (0.101 R)
• M54: 18,160,434 km (0.042 R)
• M55: 18,441,977 km (0.098 R)
• M56: 18,867,283 km (0.081 R)
• M57: 19,259,828 km (0.061 R)
• M58: 19,835,630 km (0.086 R)
• M59: 20,636,727 km (0.041 R)
• M60: 20,746,831 km (0.105 R)
• M61: 20,893,886 km (0.098 R)
• M62: 22,345,733 km (0.119 R)
• M63: 23,026,852 km (0.116 R)
• M64: 23,217,290 km (0.045 R)
• M65: 24,061,322 km (0.07 R)
• M66: 24,177,110 km (0.099 R)
• M67: 25,032,511 km (0.067 R)
• M68: 25,228,335 km (0.116 R)
• M69: 26,096,002 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.1

Radius: 6

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 19.04 AU - 20.26 AU

Year: 30757 Days

Day: 23.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 51,555,261 km

• M1: 126,111 km (0.106 R)
• M2: 342,130 km (0.073 R)
• M3: 411,693 km (0.078 R)
• M4: 502,050 km (0.033 R)
• M5: 756,816 km (0.082 R)
• M6: 1,132,007 km (0.119 R)
• M7: 2,656,559 km (0.101 R)
• M8: 2,976,100 km (0.098 R)
• M9: 3,369,393 km (0.109 R)
• M10: 3,556,390 km (0.083 R)
• M11: 4,271,019 km (0.102 R)
• M12: 4,748,386 km (0.109 R)
• M13: 5,827,435 km (0.062 R)
• M14: 6,939,097 km (0.111 R)
• M15: 7,097,521 km (0.048 R)
• M16: 7,137,314 km (0.116 R)
• M17: 8,197,664 km (0.088 R)
• M18: 8,703,455 km (0.082 R)
• M19: 10,416,201 km (0.094 R)
• M20: 12,181,455 km (0.088 R)
• M21: 13,000,803 km (0.088 R)
• M22: 13,196,178 km (0.075 R)
• M23: 13,343,232 km (0.104 R)
• M24: 14,590,580 km (0.106 R)
• M25: 15,926,937 km (0.075 R)
• M26: 16,503,936 km (0.118 R)
• M27: 17,570,569 km (0.093 R)
• M28: 18,057,809 km (0.046 R)
• M29: 18,659,342 km (0.073 R)
• M30: 20,107,151 km (0.051 R)
• M31: 20,163,549 km (0.095 R)
• M32: 20,616,681 km (0.058 R)
• M33: 21,532,968 km (0.12 R)
• M34: 22,345,584 km (0.051 R)
• M35: 24,060,424 km (0.098 R)
• M36: 26,124,426 km (0.096 R)
• M37: 26,247,545 km (0.071 R)
• M38: 26,680,182 km (0.055 R)
• M39: 28,370,787 km (0.109 R)
• M40: 31,722,976 km (0.111 R)
• M41: 35,062,151 km (0.073 R)
• M42: 37,257,051 km (0.119 R)
• M43: 39,072,869 km (0.106 R)
• M44: 40,346,845 km (0.079 R)
• M45: 40,703,187 km (0.105 R)
• M46: 46,171,139 km (0.102 R)
• M47: 46,917,333 km (0.105 R)
• M48: 48,724,625 km (0.103 R)
• M49: 48,800,471 km (0.112 R)
• M50: 50,938,673 km (0.068 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 18,450 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit