🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.7 AU - 0.74 AU

Year: 229 Days

Day: 26.2 Hours

Environment

Temp: 95 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 69,189,288 km

• M1: 44,281 km (0.048 R)
• M2: 151,842 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.73 AU - 0.95 AU

Year: 289 Days

Day: 27.5 Hours

Environment

Temp: 163 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.69 AU - 1.07 AU

Year: 309 Days

Day: 41.8 Hours

Environment

Temp: 40 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 69,189,288 km

• M1: 379,380 km (0.04 R)
• M2: 777,759 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.95 AU - 1.21 AU

Year: 421 Days

Day: 37 Hours

Environment

Temp: 8 °C

Axial Tilt: 43.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 69,189,288 km

• M1: 58,792 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.06 AU - 1.58 AU

Year: 568 Days

Day: 46.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.4

Radius: 12.3

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 8.45 AU - 12.55 AU

Year: 12750 Days

Day: 13.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 69,189,288 km

• M1: 165,754 km (0.046 R)
• M2: 341,831 km (0.046 R)
• M3: 670,647 km (0.066 R)
• M4: 899,682 km (0.104 R)
• M5: 1,367,923 km (0.101 R)
• M6: 1,570,778 km (0.063 R)
• M7: 1,881,642 km (0.104 R)
• M8: 1,981,424 km (0.089 R)
• M9: 2,212,403 km (0.086 R)
• M10: 2,371,575 km (0.044 R)
• M11: 2,645,190 km (0.112 R)
• M12: 2,900,553 km (0.027 R)
• M13: 3,134,225 km (0.107 R)
• M14: 4,327,717 km (0.08 R)
• M15: 4,629,456 km (0.055 R)
• M16: 5,467,503 km (0.099 R)
• M17: 6,276,827 km (0.112 R)
• M18: 7,084,058 km (0.087 R)
• M19: 7,281,228 km (0.107 R)
• M20: 8,046,720 km (0.078 R)
• M21: 8,501,647 km (0.058 R)
• M22: 9,007,587 km (0.103 R)
• M23: 9,221,213 km (0.086 R)
• M24: 9,741,065 km (0.094 R)
• M25: 10,048,639 km (0.067 R)
• M26: 10,137,201 km (0.057 R)
• M27: 12,007,772 km (0.104 R)
• M28: 12,195,966 km (0.065 R)
• M29: 12,670,640 km (0.111 R)
• M30: 13,296,857 km (0.085 R)
• M31: 13,638,389 km (0.05 R)
• M32: 14,180,681 km (0.099 R)
• M33: 15,337,372 km (0.109 R)
• M34: 15,695,509 km (0.116 R)
• M35: 16,628,851 km (0.107 R)
• M36: 17,208,243 km (0.116 R)
• M37: 17,580,293 km (0.109 R)
• M38: 18,008,891 km (0.092 R)
• M39: 18,224,461 km (0.077 R)
• M40: 18,712,599 km (0.029 R)
• M41: 19,591,038 km (0.097 R)
• M42: 19,757,241 km (0.11 R)
• M43: 20,764,334 km (0.082 R)
• M44: 21,730,886 km (0.083 R)
• M45: 22,075,559 km (0.048 R)
• M46: 22,306,239 km (0.1 R)
• M47: 22,770,292 km (0.053 R)
• M48: 23,061,858 km (0.04 R)
• M49: 24,121,759 km (0.1 R)
• M50: 25,499,256 km (0.112 R)
• M51: 25,741,306 km (0.063 R)
• M52: 25,923,516 km (0.05 R)
• M53: 26,227,947 km (0.102 R)
• M54: 26,411,205 km (0.087 R)
• M55: 27,955,055 km (0.118 R)
• M56: 28,832,297 km (0.085 R)
• M57: 29,147,799 km (0.106 R)
• M58: 29,464,348 km (0.102 R)
• M59: 29,654,936 km (0.11 R)
• M60: 30,485,353 km (0.115 R)
• M61: 30,613,858 km (0.066 R)
• M62: 31,712,804 km (0.076 R)
• M63: 32,169,077 km (0.117 R)
• M64: 32,627,445 km (0.109 R)
• M65: 33,749,878 km (0.103 R)
• M66: 34,149,155 km (0.086 R)
• M67: 36,713,262 km (0.039 R)
• M68: 37,192,424 km (0.099 R)
• M69: 38,711,591 km (0.053 R)
• M70: 39,969,709 km (0.057 R)
• M71: 40,533,094 km (0.11 R)
• M72: 42,167,601 km (0.106 R)
• M73: 42,813,115 km (0.083 R)
• M74: 43,968,609 km (0.068 R)
• M75: 44,550,246 km (0.073 R)
• M76: 45,647,696 km (0.067 R)
• M77: 46,089,159 km (0.097 R)
• M78: 46,531,969 km (0.106 R)
• M79: 48,018,373 km (0.117 R)
• M80: 50,125,459 km (0.105 R)
• M81: 50,656,981 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.2

Radius: 11.8

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 9.25 AU - 13.59 AU

Year: 14462 Days

Day: 13.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 69,189,288 km

• M1: 162,613 km (0.114 R)
• M2: 293,810 km (0.07 R)
• M3: 454,628 km (0.087 R)
• M4: 534,812 km (0.074 R)
• M5: 792,869 km (0.073 R)
• M6: 1,205,310 km (0.043 R)
• M7: 1,323,642 km (0.039 R)
• M8: 1,404,874 km (0.074 R)
• M9: 1,637,049 km (0.116 R)
• M10: 1,769,144 km (0.102 R)
• M11: 1,974,243 km (0.106 R)
• M12: 2,115,314 km (0.108 R)
• M13: 2,383,094 km (0.104 R)
• M14: 2,951,416 km (0.066 R)
• M15: 3,251,211 km (0.083 R)
• M16: 3,939,660 km (0.092 R)
• M17: 4,209,534 km (0.115 R)
• M18: 4,767,235 km (0.074 R)
• M19: 5,249,988 km (0.084 R)
• M20: 5,580,599 km (0.037 R)
• M21: 5,681,129 km (0.106 R)
• M22: 6,542,364 km (0.042 R)
• M23: 6,755,092 km (0.093 R)
• M24: 6,862,354 km (0.114 R)
• M25: 7,187,579 km (0.081 R)
• M26: 7,703,542 km (0.047 R)
• M27: 7,778,192 km (0.117 R)
• M28: 8,810,267 km (0.081 R)
• M29: 9,006,091 km (0.095 R)
• M30: 9,482,111 km (0.085 R)
• M31: 9,803,896 km (0.077 R)
• M32: 10,707,617 km (0.025 R)
• M33: 10,832,980 km (0.112 R)
• M34: 11,552,247 km (0.064 R)
• M35: 12,770,572 km (0.03 R)
• M36: 12,859,134 km (0.102 R)
• M37: 12,947,995 km (0.051 R)
• M38: 13,847,228 km (0.106 R)
• M39: 14,258,472 km (0.099 R)
• M40: 14,488,554 km (0.055 R)
• M41: 15,139,753 km (0.109 R)
• M42: 15,233,551 km (0.091 R)
• M43: 16,038,687 km (0.049 R)
• M44: 16,182,301 km (0.076 R)
• M45: 17,690,247 km (0.071 R)
• M46: 17,838,648 km (0.089 R)
• M47: 18,286,096 km (0.067 R)
• M48: 18,435,993 km (0.101 R)
• M49: 18,938,941 km (0.037 R)
• M50: 19,855,527 km (0.077 R)
• M51: 20,164,297 km (0.063 R)
• M52: 21,996,871 km (0.083 R)
• M53: 22,369,818 km (0.087 R)
• M54: 23,067,842 km (0.072 R)
• M55: 23,446,773 km (0.102 R)
• M56: 23,555,382 km (0.116 R)
• M57: 24,705,939 km (0.113 R)
• M58: 25,149,197 km (0.079 R)
• M59: 25,483,249 km (0.118 R)
• M60: 30,017,561 km (0.078 R)
• M61: 31,623,344 km (0.028 R)
• M62: 32,406,489 km (0.038 R)
• M63: 32,709,425 km (0.091 R)
• M64: 32,891,635 km (0.056 R)
• M65: 35,104,188 km (0.109 R)
• M66: 35,539,966 km (0.05 R)
• M67: 36,228,416 km (0.114 R)
• M68: 36,795,092 km (0.082 R)
• M69: 37,555,049 km (0.12 R)
• M70: 38,512,326 km (0.103 R)
• M71: 40,060,515 km (0.056 R)
• M72: 41,497,552 km (0.071 R)
• M73: 41,892,490 km (0.069 R)
• M74: 42,885,072 km (0.112 R)
• M75: 43,084,486 km (0.074 R)
• M76: 43,617,952 km (0.113 R)
• M77: 43,952,453 km (0.103 R)
• M78: 45,231,215 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.6

Radius: 4.8

Gravity: 26.81 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 9.63 AU - 14.77 AU

Year: 15969 Days

Day: 17.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 69,189,288 km

• M1: 61,634 km (0.101 R)
• M2: 122,969 km (0.092 R)
• M3: 199,713 km (0.108 R)
• M4: 421,417 km (0.086 R)
• M5: 766,390 km (0.117 R)
• M6: 1,011,880 km (0.106 R)
• M7: 1,823,448 km (0.11 R)
• M8: 1,939,686 km (0.117 R)
• M9: 2,028,398 km (0.06 R)
• M10: 2,088,386 km (0.074 R)
• M11: 2,271,793 km (0.118 R)
• M12: 2,302,910 km (0.095 R)
• M13: 2,687,077 km (0.118 R)
• M14: 3,768,221 km (0.1 R)
• M15: 3,805,171 km (0.115 R)
• M16: 4,029,119 km (0.076 R)
• M17: 5,294,119 km (0.105 R)
• M18: 6,055,273 km (0.083 R)
• M19: 6,098,656 km (0.075 R)
• M20: 7,912,830 km (0.106 R)
• M21: 7,960,103 km (0.061 R)
• M22: 8,926,954 km (0.117 R)
• M23: 9,124,722 km (0.087 R)
• M24: 9,524,597 km (0.061 R)
• M25: 10,601,253 km (0.031 R)
• M26: 10,810,690 km (0.109 R)
• M27: 10,915,857 km (0.087 R)
• M28: 11,715,907 km (0.112 R)
• M29: 12,369,500 km (0.093 R)
• M30: 13,711,692 km (0.039 R)
• M31: 13,825,536 km (0.026 R)
• M32: 13,939,829 km (0.098 R)
• M33: 14,515,781 km (0.087 R)
• M34: 14,690,062 km (0.106 R)
• M35: 14,982,077 km (0.08 R)
• M36: 15,690,722 km (0.076 R)
• M37: 16,470,576 km (0.082 R)
• M38: 16,713,074 km (0.096 R)
• M39: 17,943,367 km (0.107 R)
• M40: 18,318,110 km (0.091 R)
• M41: 19,138,953 km (0.111 R)
• M42: 19,521,774 km (0.119 R)
• M43: 19,649,980 km (0.107 R)
• M44: 21,937,929 km (0.068 R)
• M45: 23,486,716 km (0.085 R)
• M46: 25,489,084 km (0.109 R)
• M47: 26,121,583 km (0.083 R)
• M48: 26,262,804 km (0.104 R)
• M49: 26,617,052 km (0.025 R)
• M50: 27,545,606 km (0.109 R)
• M51: 29,067,614 km (0.039 R)
• M52: 29,507,432 km (0.086 R)
• M53: 29,654,636 km (0.113 R)
• M54: 30,468,150 km (0.081 R)
• M55: 31,214,045 km (0.031 R)
• M56: 32,952,222 km (0.093 R)
• M57: 33,104,812 km (0.094 R)
• M58: 33,257,701 km (0.118 R)
• M59: 34,411,699 km (0.075 R)
• M60: 34,721,666 km (0.108 R)
• M61: 35,032,530 km (0.079 R)
• M62: 36,917,015 km (0.104 R)
• M63: 38,111,554 km (0.105 R)
• M64: 38,191,588 km (0.067 R)
• M65: 38,512,476 km (0.118 R)
• M66: 39,967,465 km (0.077 R)
• M67: 41,193,718 km (0.049 R)
• M68: 42,598,293 km (0.056 R)
• M69: 43,014,325 km (0.087 R)
• M70: 43,181,126 km (0.101 R)
• M71: 43,682,877 km (0.097 R)
• M72: 43,934,501 km (0.03 R)
• M73: 44,018,425 km (0.091 R)
• M74: 44,102,499 km (0.116 R)
• M75: 44,270,647 km (0.082 R)
• M76: 44,354,871 km (0.055 R)
• M77: 44,523,468 km (0.087 R)
• M78: 45,709,031 km (0.079 R)
• M79: 46,819,346 km (0.101 R)
• M80: 46,990,935 km (0.074 R)
• M81: 48,197,891 km (0.084 R)
• M82: 49,066,306 km (0.114 R)
• M83: 50,290,765 km (0.107 R)
• M84: 50,378,579 km (0.11 R)
• M85: 51,790,932 km (0.106 R)
• M86: 51,879,644 km (0.077 R)
• M87: 53,395,370 km (0.115 R)
• M88: 54,113,739 km (0.085 R)
• M89: 54,744,892 km (0.108 R)
• M90: 56,014,529 km (0.119 R)
• M91: 56,287,844 km (0.102 R)
• M92: 57,385,594 km (0.101 R)
• M93: 58,860,180 km (0.115 R)
• M94: 59,137,983 km (0.075 R)
• M95: 59,416,235 km (0.071 R)
• M96: 60,533,881 km (0.116 R)
• M97: 62,223,290 km (0.086 R)
• M98: 63,168,449 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.9

Radius: 4

Gravity: 47.74 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 9.89 AU - 14.97 AU

Year: 16422 Days

Day: 24.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 69,189,288 km

• M1: 176,825 km (0.118 R)
• M2: 275,410 km (0.119 R)
• M3: 602,879 km (0.06 R)
• M4: 869,612 km (0.113 R)
• M5: 1,117,047 km (0.098 R)
• M6: 1,248,843 km (0.045 R)
• M7: 1,385,426 km (0.104 R)
• M8: 1,441,525 km (0.109 R)
• M9: 1,643,632 km (0.101 R)
• M10: 1,673,252 km (0.093 R)
• M11: 1,793,529 km (0.118 R)
• M12: 2,106,338 km (0.102 R)
• M13: 2,138,502 km (0.087 R)
• M14: 2,469,711 km (0.082 R)
• M15: 3,215,905 km (0.11 R)
• M16: 3,632,835 km (0.111 R)
• M17: 3,827,761 km (0.115 R)
• M18: 4,683,760 km (0.114 R)
• M19: 4,725,946 km (0.057 R)
• M20: 5,024,843 km (0.116 R)
• M21: 5,821,152 km (0.104 R)
• M22: 6,187,518 km (0.089 R)
• M23: 7,379,663 km (0.033 R)
• M24: 7,478,098 km (0.091 R)
• M25: 7,576,833 km (0.084 R)
• M26: 8,128,101 km (0.081 R)
• M27: 8,382,866 km (0.089 R)
• M28: 9,374,999 km (0.065 R)
• M29: 9,857,752 km (0.067 R)
• M30: 9,966,061 km (0.11 R)
• M31: 10,184,025 km (0.071 R)
• M32: 11,015,190 km (0.119 R)
• M33: 11,240,485 km (0.045 R)
• M34: 12,041,133 km (0.059 R)
• M35: 12,273,159 km (0.062 R)
• M36: 12,800,791 km (0.11 R)
• M37: 13,455,580 km (0.102 R)
• M38: 13,515,719 km (0.118 R)
• M39: 13,635,996 km (0.1 R)
• M40: 14,427,368 km (0.081 R)
• M41: 14,550,487 km (0.101 R)
• M42: 15,171,019 km (0.051 R)
• M43: 17,344,377 km (0.107 R)
• M44: 18,400,388 km (0.091 R)
• M45: 18,533,830 km (0.106 R)
• M46: 20,091,592 km (0.116 R)
• M47: 21,550,022 km (0.073 R)
• M48: 21,902,325 km (0.11 R)
• M49: 24,494,258 km (0.12 R)
• M50: 25,083,225 km (0.075 R)
• M51: 26,802,553 km (0.104 R)
• M52: 27,485,467 km (0.032 R)
• M53: 27,790,946 km (0.074 R)
• M54: 29,101,423 km (0.079 R)
• M55: 31,382,941 km (0.041 R)
• M56: 31,782,068 km (0.055 R)
• M57: 31,942,137 km (0.085 R)
• M58: 32,424,142 km (0.039 R)
• M59: 33,476,712 km (0.1 R)
• M60: 33,721,305 km (0.111 R)
• M61: 34,540,503 km (0.113 R)
• M62: 38,819,151 km (0.082 R)
• M63: 39,419,338 km (0.078 R)
• M64: 41,762,938 km (0.111 R)
• M65: 42,026,081 km (0.075 R)
• M66: 43,439,033 km (0.075 R)
• M67: 43,972,798 km (0.045 R)
• M68: 45,587,408 km (0.083 R)
• M69: 45,677,615 km (0.118 R)
• M70: 46,401,819 km (0.118 R)
• M71: 46,492,625 km (0.028 R)
• M72: 46,856,447 km (0.083 R)
• M73: 47,770,041 km (0.093 R)
• M74: 47,953,448 km (0.111 R)
• M75: 48,413,013 km (0.117 R)
• M76: 48,874,073 km (0.07 R)
• M77: 49,151,428 km (0.112 R)
• M78: 49,800,533 km (0.085 R)
• M79: 50,919,824 km (0.116 R)
• M80: 53,468,673 km (0.114 R)
• M81: 55,286,885 km (0.094 R)
• M82: 55,479,418 km (0.083 R)
• M83: 56,251,941 km (0.059 R)
• M84: 56,542,610 km (0.108 R)
• M85: 56,736,638 km (0.091 R)
• M86: 59,476,074 km (0.099 R)
• M87: 59,574,809 km (0.116 R)
• M88: 59,673,394 km (0.026 R)
• M89: 60,365,733 km (0.085 R)
• M90: 60,564,100 km (0.119 R)
• M91: 63,766,242 km (0.119 R)
• M92: 65,387,733 km (0.089 R)
• M93: 67,948,550 km (0.088 R)
• M94: 68,361,290 km (0.105 R)
• M95: 68,568,034 km (0.046 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 225 - 17,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit