🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.92 AU - 0.92 AU

Year: 340 Days

Day: 27.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 61,098,228 km

• M1: 342,579 km (0.068 R)
• M2: 437,424 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.76 AU - 1.24 AU

Year: 385 Days

Day: 43.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 19.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.82 AU - 1.34 AU

Year: 432 Days

Day: 17 Hours

Environment

Temp: -2 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 61,098,228 km

• M1: 508,184 km (0.081 R)
• M2: 820,096 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.13 AU - 1.39 AU

Year: 545 Days

Day: 32.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,098,228 km

• M1: 252,521 km (0.1 R)
• M2: 271,371 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.3 AU - 2.78 AU

Year: 1559 Days

Day: 44.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,098,228 km

• M1: 744,399 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.28 AU - 3.48 AU

Year: 1882 Days

Day: 21.1 Hours

Environment

Temp: -106 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,098,228 km

• M1: 15,857 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.3

Radius: 11.2

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.94 AU - 9.62 AU

Year: 10884 Days

Day: 8.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 154.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 61,098,228 km

• M1: 146,905 km (0.108 R)
• M2: 332,855 km (0.12 R)
• M3: 481,256 km (0.049 R)
• M4: 686,654 km (0.056 R)
• M5: 834,756 km (0.096 R)
• M6: 939,923 km (0.066 R)
• M7: 1,012,628 km (0.039 R)
• M8: 1,344,436 km (0.079 R)
• M9: 1,512,434 km (0.097 R)
• M10: 1,777,821 km (0.074 R)
• M11: 1,916,199 km (0.079 R)
• M12: 2,228,709 km (0.084 R)
• M13: 2,956,503 km (0.089 R)
• M14: 3,346,654 km (0.093 R)
• M15: 3,432,374 km (0.094 R)
• M16: 3,518,991 km (0.099 R)
• M17: 3,812,801 km (0.104 R)
• M18: 4,299,443 km (0.119 R)
• M19: 4,487,188 km (0.076 R)
• M20: 5,398,538 km (0.078 R)
• M21: 7,015,991 km (0.108 R)
• M22: 7,237,395 km (0.029 R)
• M23: 7,915,523 km (0.106 R)
• M24: 8,417,872 km (0.112 R)
• M25: 8,653,339 km (0.062 R)
• M26: 9,090,614 km (0.1 R)
• M27: 9,535,069 km (0.118 R)
• M28: 9,657,590 km (0.105 R)
• M29: 10,111,021 km (0.083 R)
• M30: 10,235,935 km (0.06 R)
• M31: 10,361,448 km (0.101 R)
• M32: 10,996,191 km (0.066 R)
• M33: 11,296,734 km (0.1 R)
• M34: 13,982,464 km (0.058 R)
• M35: 14,354,963 km (0.096 R)
• M36: 14,589,383 km (0.113 R)
• M37: 15,062,112 km (0.077 R)
• M38: 15,300,272 km (0.099 R)
• M39: 15,587,799 km (0.076 R)
• M40: 16,071,150 km (0.103 R)
• M41: 17,750,835 km (0.094 R)
• M42: 17,901,629 km (0.108 R)
• M43: 18,154,150 km (0.117 R)
• M44: 18,815,971 km (0.106 R)
• M45: 19,072,532 km (0.119 R)
• M46: 19,175,605 km (0.108 R)
• M47: 19,278,827 km (0.104 R)
• M48: 19,745,423 km (0.1 R)
• M49: 19,849,543 km (0.106 R)
• M50: 20,215,759 km (0.12 R)
• M51: 20,531,261 km (0.109 R)
• M52: 21,648,757 km (0.112 R)
• M53: 22,079,599 km (0.116 R)
• M54: 22,350,371 km (0.097 R)
• M55: 23,059,614 km (0.112 R)
• M56: 23,334,276 km (0.094 R)
• M57: 23,609,985 km (0.113 R)
• M58: 24,276,443 km (0.108 R)
• M59: 24,443,993 km (0.089 R)
• M60: 26,772,185 km (0.038 R)
• M61: 27,234,592 km (0.101 R)
• M62: 27,816,527 km (0.071 R)
• M63: 30,726,355 km (0.073 R)
• M64: 31,514,587 km (0.063 R)
• M65: 31,636,359 km (0.118 R)
• M66: 31,941,689 km (0.106 R)
• M67: 32,493,705 km (0.114 R)
• M68: 33,172,729 km (0.102 R)
• M69: 33,420,763 km (0.114 R)
• M70: 33,794,009 km (0.11 R)
• M71: 35,364,039 km (0.038 R)
• M72: 36,381,305 km (0.085 R)
• M73: 36,893,528 km (0.072 R)
• M74: 37,472,771 km (0.109 R)
• M75: 37,925,155 km (0.086 R)
• M76: 38,314,558 km (0.075 R)
• M77: 39,753,390 km (0.1 R)
• M78: 40,347,144 km (0.089 R)
• M79: 42,818,651 km (0.08 R)
• M80: 43,494,983 km (0.075 R)
• M81: 44,243,121 km (0.072 R)
• M82: 45,476,406 km (0.077 R)
• M83: 46,028,123 km (0.05 R)
• M84: 46,235,616 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.9

Radius: 7.8

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 10.03 AU - 14.61 AU

Year: 16649 Days

Day: 15.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 61,098,228 km

• M1: 98,585 km (0.067 R)
• M2: 355,594 km (0.046 R)
• M3: 531,671 km (0.099 R)
• M4: 809,474 km (0.094 R)
• M5: 1,194,090 km (0.054 R)
• M6: 1,728,005 km (0.088 R)
• M7: 1,878,500 km (0.056 R)
• M8: 2,219,284 km (0.066 R)
• M9: 2,328,192 km (0.063 R)
• M10: 3,078,126 km (0.096 R)
• M11: 3,447,932 km (0.083 R)
• M12: 3,606,356 km (0.089 R)
• M13: 3,670,234 km (0.116 R)
• M14: 3,767,024 km (0.105 R)
• M15: 3,996,058 km (0.12 R)
• M16: 4,467,591 km (0.103 R)
• M17: 5,244,153 km (0.099 R)
• M18: 5,573,717 km (0.109 R)
• M19: 5,685,168 km (0.099 R)
• M20: 5,910,163 km (0.113 R)
• M21: 6,061,855 km (0.12 R)
• M22: 6,176,298 km (0.053 R)
• M23: 6,485,516 km (0.063 R)
• M24: 6,681,191 km (0.105 R)
• M25: 9,977,729 km (0.088 R)
• M26: 10,294,727 km (0.09 R)
• M27: 11,218,644 km (0.028 R)
• M28: 11,359,565 km (0.09 R)
• M29: 12,024,677 km (0.097 R)
• M30: 12,168,889 km (0.094 R)
• M31: 12,362,020 km (0.099 R)
• M32: 13,993,983 km (0.04 R)
• M33: 14,450,706 km (0.096 R)
• M34: 14,757,830 km (0.101 R)
• M35: 15,274,691 km (0.115 R)
• M36: 15,326,601 km (0.104 R)
• M37: 15,640,009 km (0.042 R)
• M38: 16,699,461 km (0.095 R)
• M39: 17,292,018 km (0.096 R)
• M40: 17,727,348 km (0.079 R)
• M41: 18,166,268 km (0.077 R)
• M42: 18,331,873 km (0.101 R)
• M43: 18,553,278 km (0.073 R)
• M44: 20,643,609 km (0.071 R)
• M45: 21,047,373 km (0.113 R)
• M46: 22,569,980 km (0.043 R)
• M47: 22,807,392 km (0.098 R)
• M48: 24,431,427 km (0.03 R)
• M49: 24,553,199 km (0.096 R)
• M50: 24,736,158 km (0.115 R)
• M51: 25,596,345 km (0.076 R)
• M52: 25,781,996 km (0.051 R)
• M53: 26,216,728 km (0.063 R)
• M54: 26,403,875 km (0.077 R)
• M55: 26,654,002 km (0.03 R)
• M56: 28,363,008 km (0.111 R)
• M57: 30,237,619 km (0.115 R)
• M58: 30,368,368 km (0.102 R)
• M59: 30,827,484 km (0.115 R)
• M60: 31,421,238 km (0.103 R)
• M61: 32,352,335 km (0.046 R)
• M62: 32,552,945 km (0.1 R)
• M63: 33,022,832 km (0.113 R)
• M64: 35,268,147 km (0.119 R)
• M65: 35,474,741 km (0.116 R)
• M66: 36,583,112 km (0.118 R)
• M67: 36,792,100 km (0.095 R)
• M68: 37,632,541 km (0.101 R)
• M69: 38,762,753 km (0.093 R)
• M70: 39,403,331 km (0.09 R)
• M71: 39,617,705 km (0.079 R)
• M72: 39,760,870 km (0.071 R)
• M73: 39,975,842 km (0.083 R)
• M74: 41,201,348 km (0.114 R)
• M75: 41,782,236 km (0.116 R)
• M76: 42,439,121 km (0.103 R)
• M77: 42,878,938 km (0.114 R)
• M78: 43,025,844 km (0.057 R)
• M79: 43,689,161 km (0.044 R)
• M80: 43,763,062 km (0.088 R)
• M81: 44,281,568 km (0.086 R)
• M82: 44,876,668 km (0.104 R)
• M83: 46,602,130 km (0.077 R)
• M84: 46,753,224 km (0.095 R)
• M85: 46,828,771 km (0.049 R)
• M86: 48,425,728 km (0.053 R)
• M87: 50,815,554 km (0.075 R)
• M88: 51,594,660 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.2

Radius: 4.6

Gravity: 17.59 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 13.4 AU - 14 AU

Year: 19523 Days

Day: 22.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 61,098,228 km

• M1: 59,091 km (0.111 R)
• M2: 439,818 km (0.107 R)
• M3: 679,174 km (0.115 R)
• M4: 801,994 km (0.113 R)
• M5: 954,285 km (0.096 R)
• M6: 1,677,890 km (0.066 R)
• M7: 2,075,072 km (0.097 R)
• M8: 2,345,096 km (0.054 R)
• M9: 2,437,697 km (0.106 R)
• M10: 2,787,308 km (0.079 R)
• M11: 2,984,627 km (0.114 R)
• M12: 3,118,667 km (0.11 R)
• M13: 3,890,741 km (0.091 R)
• M14: 4,718,766 km (0.1 R)
• M15: 4,796,706 km (0.082 R)
• M16: 5,435,190 km (0.054 R)
• M17: 5,640,139 km (0.096 R)
• M18: 5,722,867 km (0.025 R)
• M19: 5,889,519 km (0.095 R)
• M20: 5,973,443 km (0.118 R)
• M21: 7,504,876 km (0.088 R)
• M22: 7,687,386 km (0.08 R)
• M23: 7,963,693 km (0.076 R)
• M24: 8,196,467 km (0.093 R)
• M25: 8,621,026 km (0.083 R)
• M26: 8,812,063 km (0.062 R)
• M27: 8,956,275 km (0.052 R)
• M28: 9,491,536 km (0.073 R)
• M29: 10,389,722 km (0.101 R)
• M30: 10,900,299 km (0.082 R)
• M31: 11,054,983 km (0.058 R)
• M32: 11,471,314 km (0.065 R)
• M33: 11,628,841 km (0.075 R)
• M34: 11,734,158 km (0.109 R)
• M35: 12,750,675 km (0.061 R)
• M36: 13,962,717 km (0.066 R)
• M37: 14,186,964 km (0.062 R)
• M38: 14,355,860 km (0.075 R)
• M39: 15,673,519 km (0.118 R)
• M40: 15,965,085 km (0.089 R)
• M41: 16,376,180 km (0.102 R)
• M42: 16,612,694 km (0.118 R)
• M43: 18,915,155 km (0.089 R)
• M44: 19,163,338 km (0.116 R)
• M45: 19,412,568 km (0.118 R)
• M46: 19,662,845 km (0.085 R)
• M47: 19,914,169 km (0.095 R)
• M48: 20,040,280 km (0.115 R)
• M49: 20,166,691 km (0.099 R)
• M50: 20,420,109 km (0.049 R)
• M51: 20,674,575 km (0.076 R)
• M52: 20,866,210 km (0.067 R)
• M53: 21,058,443 km (0.079 R)
• M54: 22,354,559 km (0.106 R)
• M55: 23,943,738 km (0.041 R)
• M56: 24,414,073 km (0.086 R)
• M57: 24,751,865 km (0.117 R)
• M58: 25,500,453 km (0.111 R)
• M59: 26,187,556 km (0.088 R)
• M60: 27,790,647 km (0.107 R)
• M61: 28,072,639 km (0.065 R)
• M62: 29,425,153 km (0.101 R)
• M63: 30,290,278 km (0.062 R)
• M64: 33,533,260 km (0.119 R)
• M65: 33,833,503 km (0.091 R)
• M66: 34,436,682 km (0.039 R)
• M67: 36,421,247 km (0.12 R)
• M68: 37,349,652 km (0.083 R)
• M69: 37,738,756 km (0.088 R)
• M70: 37,972,876 km (0.084 R)
• M71: 38,914,146 km (0.115 R)
• M72: 38,992,984 km (0.047 R)
• M73: 39,071,822 km (0.097 R)
• M74: 40,181,240 km (0.066 R)
• M75: 41,945,298 km (0.096 R)
• M76: 42,187,946 km (0.068 R)
• M77: 42,918,283 km (0.067 R)
• M78: 44,803,515 km (0.107 R)
• M79: 45,631,689 km (0.096 R)
• M80: 46,130,897 km (0.068 R)
• M81: 47,723,965 km (0.118 R)
• M82: 49,249,713 km (0.106 R)
• M83: 50,963,656 km (0.1 R)
• M84: 52,958,693 km (0.097 R)
• M85: 53,658,512 km (0.105 R)
• M86: 55,421,673 km (0.108 R)
• M87: 55,510,384 km (0.101 R)
• M88: 55,687,807 km (0.118 R)
• M89: 58,462,249 km (0.033 R)
• M90: 58,823,528 km (0.099 R)
• M91: 59,457,524 km (0.109 R)
• M92: 60,002,808 km (0.113 R)
• M93: 60,093,764 km (0.07 R)
• M94: 60,184,869 km (0.096 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 17,281 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit