🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.49 AU - 0.57 AU

Year: 138 Days

Day: 44.8 Hours

Environment

Temp: 237 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 71,101,733 km

• M1: 43,234 km (0.094 R)
• M2: 468,092 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.03 AU - 1.09 AU

Year: 389 Days

Day: 41.9 Hours

Environment

Temp: 39 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.87 AU - 1.27 AU

Year: 395 Days

Day: 15.7 Hours

Environment

Temp: 36 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 71,101,733 km

• M1: 146,756 km (0.107 R)
• M2: 742,155 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.73 AU - 2.23 AU

Year: 993 Days

Day: 47 Hours

Environment

Temp: -54 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.57 AU - 2.47 AU

Year: 1023 Days

Day: 15.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3 AU - 4.76 AU

Year: 2724 Days

Day: 47.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.5

Radius: 12.2

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 9.72 AU - 10.22 AU

Year: 11221 Days

Day: 11.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 71,101,733 km

• M1: 155,582 km (0.069 R)
• M2: 246,687 km (0.073 R)
• M3: 520,750 km (0.045 R)
• M4: 829,670 km (0.079 R)
• M5: 1,251,985 km (0.099 R)
• M6: 1,348,176 km (0.095 R)
• M7: 1,548,488 km (0.034 R)
• M8: 1,673,551 km (0.105 R)
• M9: 2,023,910 km (0.087 R)
• M10: 2,844,454 km (0.09 R)
• M11: 2,947,377 km (0.11 R)
• M12: 3,104,156 km (0.105 R)
• M13: 3,210,221 km (0.109 R)
• M14: 3,646,747 km (0.034 R)
• M15: 3,900,615 km (0.071 R)
• M16: 4,545,830 km (0.063 R)
• M17: 4,758,259 km (0.066 R)
• M18: 5,640,289 km (0.117 R)
• M19: 5,835,963 km (0.115 R)
• M20: 6,368,681 km (0.106 R)
• M21: 6,538,325 km (0.09 R)
• M22: 6,709,465 km (0.085 R)
• M23: 7,840,424 km (0.114 R)
• M24: 8,169,091 km (0.109 R)
• M25: 9,374,251 km (0.085 R)
• M26: 9,528,786 km (0.086 R)
• M27: 9,762,308 km (0.059 R)
• M28: 10,116,107 km (0.084 R)
• M29: 10,394,060 km (0.115 R)
• M30: 10,594,222 km (0.078 R)
• M31: 11,366,596 km (0.049 R)
• M32: 11,738,795 km (0.112 R)
• M33: 11,947,335 km (0.068 R)
• M34: 13,008,283 km (0.066 R)
• M35: 13,137,685 km (0.104 R)
• M36: 13,397,686 km (0.104 R)
• M37: 13,834,811 km (0.109 R)
• M38: 14,232,293 km (0.027 R)
• M39: 14,321,154 km (0.119 R)
• M40: 14,633,514 km (0.107 R)
• M41: 14,948,118 km (0.115 R)
• M42: 15,174,310 km (0.091 R)
• M43: 15,401,550 km (0.071 R)
• M44: 15,905,545 km (0.092 R)
• M45: 16,788,771 km (0.094 R)
• M46: 17,354,849 km (0.111 R)
• M47: 17,449,844 km (0.075 R)
• M48: 18,894,959 km (0.078 R)
• M49: 19,631,878 km (0.086 R)
• M50: 19,929,279 km (0.114 R)
• M51: 20,729,627 km (0.056 R)
• M52: 20,880,871 km (0.048 R)
• M53: 21,032,413 km (0.113 R)
• M54: 21,387,708 km (0.091 R)
• M55: 21,540,448 km (0.045 R)
• M56: 21,642,623 km (0.069 R)
• M57: 22,001,209 km (0.084 R)
• M58: 22,155,445 km (0.066 R)
• M59: 23,036,576 km (0.116 R)
• M60: 23,402,792 km (0.074 R)
• M61: 25,316,148 km (0.107 R)
• M62: 25,856,496 km (0.078 R)
• M63: 26,346,130 km (0.108 R)
• M64: 28,223,284 km (0.075 R)
• M65: 28,390,983 km (0.101 R)
• M66: 28,671,180 km (0.086 R)
• M67: 29,858,239 km (0.081 R)
• M68: 30,257,516 km (0.053 R)
• M69: 31,407,923 km (0.12 R)
• M70: 32,221,885 km (0.061 R)
• M71: 32,689,977 km (0.071 R)
• M72: 34,764,600 km (0.089 R)
• M73: 35,727,263 km (0.053 R)
• M74: 36,881,560 km (0.04 R)
• M75: 37,003,781 km (0.103 R)
• M76: 37,187,487 km (0.103 R)
• M77: 37,371,343 km (0.115 R)
• M78: 37,494,163 km (0.117 R)
• M79: 37,740,102 km (0.097 R)
• M80: 38,171,692 km (0.072 R)
• M81: 38,605,077 km (0.067 R)
• M82: 38,791,326 km (0.039 R)
• M83: 39,726,762 km (0.088 R)
• M84: 40,040,319 km (0.085 R)
• M85: 41,556,643 km (0.114 R)
• M86: 41,811,109 km (0.101 R)
• M87: 42,002,445 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.9

Radius: 4.2

Gravity: 46.76 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 14.34 AU - 17.74 AU

Year: 22898 Days

Day: 23.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 71,101,733 km

• M1: 60,138 km (0.103 R)
• M2: 168,597 km (0.108 R)
• M3: 284,086 km (0.093 R)
• M4: 559,047 km (0.045 R)
• M5: 1,012,628 km (0.101 R)
• M6: 1,163,273 km (0.119 R)
• M7: 1,519,466 km (0.106 R)
• M8: 1,622,239 km (0.12 R)
• M9: 2,403,140 km (0.091 R)
• M10: 4,059,488 km (0.043 R)
• M11: 5,144,671 km (0.088 R)
• M12: 6,203,674 km (0.099 R)
• M13: 6,368,232 km (0.099 R)
• M14: 6,983,677 km (0.094 R)
• M15: 8,633,892 km (0.113 R)
• M16: 8,879,082 km (0.114 R)
• M17: 9,002,501 km (0.051 R)
• M18: 9,376,346 km (0.06 R)
• M19: 9,502,008 km (0.097 R)
• M20: 10,203,472 km (0.116 R)
• M21: 10,397,650 km (0.059 R)
• M22: 11,253,051 km (0.1 R)
• M23: 11,319,772 km (0.096 R)
• M24: 11,386,642 km (0.093 R)
• M25: 11,994,458 km (0.082 R)
• M26: 12,130,891 km (0.093 R)
• M27: 12,267,923 km (0.026 R)
• M28: 12,543,333 km (0.087 R)
• M29: 13,030,423 km (0.101 R)
• M30: 14,601,201 km (0.027 R)
• M31: 15,334,679 km (0.057 R)
• M32: 17,220,061 km (0.056 R)
• M33: 17,838,648 km (0.077 R)
• M34: 18,543,404 km (0.042 R)
• M35: 18,780,217 km (0.118 R)
• M36: 19,177,250 km (0.053 R)
• M37: 19,657,459 km (0.106 R)
• M38: 21,121,275 km (0.096 R)
• M39: 22,116,549 km (0.107 R)
• M40: 22,873,066 km (0.106 R)
• M41: 23,809,100 km (0.088 R)
• M42: 24,411,231 km (0.076 R)
• M43: 25,192,730 km (0.047 R)
• M44: 25,718,417 km (0.086 R)
• M45: 29,129,847 km (0.07 R)
• M46: 29,497,259 km (0.051 R)
• M47: 29,958,470 km (0.088 R)
• M48: 30,701,522 km (0.076 R)
• M49: 32,490,264 km (0.108 R)
• M50: 33,349,255 km (0.117 R)
• M51: 34,119,086 km (0.068 R)
• M52: 40,076,372 km (0.113 R)
• M53: 41,099,921 km (0.105 R)
• M54: 43,277,318 km (0.078 R)
• M55: 44,327,345 km (0.096 R)
• M56: 45,173,321 km (0.094 R)
• M57: 45,811,356 km (0.117 R)
• M58: 46,559,495 km (0.076 R)
• M59: 47,959,432 km (0.105 R)
• M60: 53,023,020 km (0.103 R)
• M61: 53,808,260 km (0.085 R)
• M62: 54,597,538 km (0.108 R)
• M63: 54,936,826 km (0.105 R)
• M64: 56,415,601 km (0.075 R)
• M65: 57,102,405 km (0.086 R)
• M66: 57,446,929 km (0.115 R)
• M67: 57,561,969 km (0.106 R)
• M68: 58,484,540 km (0.109 R)
• M69: 59,528,284 km (0.072 R)
• M70: 59,994,132 km (0.072 R)
• M71: 61,869,640 km (0.09 R)
• M72: 62,459,804 km (0.096 R)
• M73: 62,933,131 km (0.104 R)
• M74: 63,170,244 km (0.094 R)
• M75: 65,918,656 km (0.041 R)
• M76: 68,096,502 km (0.088 R)
• M77: 68,583,742 km (0.083 R)
• M78: 69,561,663 km (0.117 R)
• M79: 71,160,416 km (0.074 R)
• M80: 73,643,741 km (0.085 R)
• M81: 73,893,569 km (0.098 R)
• M82: 77,167,668 km (0.101 R)
• M83: 77,548,544 km (0.085 R)
• M84: 78,057,177 km (0.09 R)
• M85: 79,078,033 km (0.111 R)
• M86: 79,974,722 km (0.074 R)
• M87: 80,231,582 km (0.088 R)
• M88: 81,132,760 km (0.1 R)
• M89: 82,425,884 km (0.108 R)
• M90: 83,074,989 km (0.11 R)
• M91: 84,117,088 km (0.028 R)
• M92: 84,378,285 km (0.092 R)
• M93: 84,509,034 km (0.084 R)
• M94: 85,951,307 km (0.111 R)
• M95: 87,401,509 km (0.031 R)
• M96: 88,063,479 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.3

Radius: 5.9

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 12.43 AU - 19.89 AU

Year: 23156 Days

Day: 18.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 71,101,733 km

• M1: 80,334 km (0.096 R)
• M2: 213,027 km (0.105 R)
• M3: 329,863 km (0.08 R)
• M4: 441,613 km (0.052 R)
• M5: 580,739 km (0.065 R)
• M6: 670,946 km (0.119 R)
• M7: 865,723 km (0.077 R)
• M8: 1,041,351 km (0.104 R)
• M9: 1,209,200 km (0.072 R)
• M10: 1,528,890 km (0.106 R)
• M11: 1,851,722 km (0.104 R)
• M12: 1,941,481 km (0.076 R)
• M13: 2,195,349 km (0.105 R)
• M14: 2,459,987 km (0.04 R)
• M15: 2,633,671 km (0.112 R)
• M16: 2,709,367 km (0.117 R)
• M17: 2,914,765 km (0.113 R)
• M18: 4,338,338 km (0.091 R)
• M19: 4,761,551 km (0.088 R)
• M20: 4,978,168 km (0.11 R)
• M21: 5,071,966 km (0.086 R)
• M22: 6,175,699 km (0.116 R)
• M23: 7,103,056 km (0.025 R)
• M24: 7,999,896 km (0.059 R)
• M25: 8,780,348 km (0.085 R)
• M26: 9,160,626 km (0.104 R)
• M27: 9,198,923 km (0.115 R)
• M28: 9,237,220 km (0.082 R)
• M29: 9,314,113 km (0.103 R)
• M30: 9,429,902 km (0.101 R)
• M31: 9,819,155 km (0.033 R)
• M32: 10,253,438 km (0.099 R)
• M33: 12,644,910 km (0.099 R)
• M34: 15,289,650 km (0.087 R)
• M35: 16,208,032 km (0.088 R)
• M36: 17,333,456 km (0.109 R)
• M37: 17,618,740 km (0.105 R)
• M38: 17,762,054 km (0.053 R)
• M39: 20,455,414 km (0.082 R)
• M40: 21,313,358 km (0.113 R)
• M41: 21,516,961 km (0.074 R)
• M42: 21,823,637 km (0.109 R)
• M43: 21,926,111 km (0.082 R)
• M44: 23,745,820 km (0.1 R)
• M45: 26,756,626 km (0.096 R)
• M46: 26,866,282 km (0.045 R)
• M47: 28,979,501 km (0.062 R)
• M48: 29,544,532 km (0.119 R)
• M49: 29,657,927 km (0.089 R)
• M50: 30,455,883 km (0.106 R)
• M51: 33,127,252 km (0.072 R)
• M52: 35,149,366 km (0.115 R)
• M53: 35,872,672 km (0.106 R)
• M54: 36,478,992 km (0.088 R)
• M55: 39,936,947 km (0.045 R)
• M56: 42,150,696 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.1

Radius: 3.8

Gravity: 22.58 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 15.42 AU - 19.66 AU

Year: 26184 Days

Day: 20.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 71,101,733 km

• M1: 473,178 km (0.076 R)
• M2: 938,876 km (0.089 R)
• M3: 2,328,042 km (0.112 R)
• M4: 2,464,775 km (0.1 R)
• M5: 2,534,188 km (0.12 R)
• M6: 2,746,318 km (0.068 R)
• M7: 4,852,955 km (0.077 R)
• M8: 5,293,670 km (0.078 R)
• M9: 6,594,125 km (0.072 R)
• M10: 7,081,365 km (0.115 R)
• M11: 7,379,364 km (0.09 R)
• M12: 7,731,966 km (0.055 R)
• M13: 7,936,017 km (0.107 R)
• M14: 9,467,301 km (0.095 R)
• M15: 10,631,322 km (0.053 R)
• M16: 11,201,290 km (0.091 R)
• M17: 12,311,306 km (0.081 R)
• M18: 13,947,907 km (0.113 R)
• M19: 16,955,123 km (0.104 R)
• M20: 17,219,912 km (0.102 R)
• M21: 19,595,227 km (0.101 R)
• M22: 21,139,974 km (0.068 R)
• M23: 23,161,640 km (0.089 R)
• M24: 23,455,450 km (0.096 R)
• M25: 24,121,161 km (0.101 R)
• M26: 24,493,659 km (0.087 R)
• M27: 24,792,855 km (0.04 R)
• M28: 25,546,529 km (0.105 R)
• M29: 25,622,375 km (0.088 R)
• M30: 26,537,465 km (0.115 R)
• M31: 27,774,341 km (0.116 R)
• M32: 28,792,953 km (0.079 R)
• M33: 29,029,766 km (0.085 R)
• M34: 30,063,338 km (0.072 R)
• M35: 30,303,592 km (0.083 R)
• M36: 30,464,110 km (0.084 R)
• M37: 31,839,812 km (0.078 R)
• M38: 31,921,343 km (0.03 R)
• M39: 33,401,165 km (0.109 R)
• M40: 35,240,022 km (0.113 R)
• M41: 36,086,597 km (0.099 R)
• M42: 38,579,496 km (0.064 R)
• M43: 44,364,745 km (0.09 R)
• M44: 45,095,381 km (0.066 R)
• M45: 50,034,205 km (0.114 R)
• M46: 54,262,439 km (0.027 R)
• M47: 54,847,815 km (0.116 R)
• M48: 58,304,125 km (0.111 R)
• M49: 58,703,700 km (0.059 R)
• M50: 60,411,510 km (0.1 R)
• M51: 61,525,266 km (0.092 R)
• M52: 61,728,569 km (0.078 R)
• M53: 63,670,350 km (0.087 R)
• M54: 64,597,109 km (0.115 R)
• M55: 64,907,075 km (0.071 R)
• M56: 65,839,818 km (0.037 R)
• M57: 66,672,629 km (0.063 R)
• M58: 66,777,049 km (0.118 R)
• M59: 68,664,525 km (0.094 R)
• M60: 69,191,858 km (0.109 R)
• M61: 70,675,868 km (0.107 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 11,658 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit