🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.8 AU - 0.86 AU

Year: 290 Days

Day: 13.2 Hours

Environment

Temp: 37 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 89,024,253 km

• M1: 17,353 km (0.07 R)
• M2: 115,639 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.79 AU - 0.93 AU

Year: 305 Days

Day: 14.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 89,024,253 km

• M1: 493,075 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.9 AU - 3.08 AU

Year: 1504 Days

Day: 34.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.21 AU - 3.69 AU

Year: 2454 Days

Day: 44.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,024,253 km

• M1: 98,136 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.8

Radius: 13.1

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.29 AU - 6.67 AU

Year: 4912 Days

Day: 12.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 89,024,253 km

• M1: 201,359 km (0.108 R)
• M2: 318,344 km (0.076 R)
• M3: 572,810 km (0.057 R)
• M4: 782,846 km (0.08 R)
• M5: 958,324 km (0.042 R)
• M6: 1,147,715 km (0.108 R)
• M7: 1,254,079 km (0.058 R)
• M8: 1,594,414 km (0.08 R)
• M9: 1,791,135 km (0.07 R)
• M10: 1,980,077 km (0.081 R)
• M11: 2,175,901 km (0.085 R)
• M12: 2,326,995 km (0.103 R)
• M13: 2,569,343 km (0.097 R)
• M14: 2,801,819 km (0.056 R)
• M15: 2,985,375 km (0.044 R)
• M16: 3,326,159 km (0.061 R)
• M17: 3,442,696 km (0.119 R)
• M18: 3,580,176 km (0.086 R)
• M19: 3,739,797 km (0.069 R)
• M20: 3,881,317 km (0.117 R)
• M21: 4,253,666 km (0.06 R)
• M22: 4,423,011 km (0.089 R)
• M23: 4,768,283 km (0.103 R)
• M24: 5,077,651 km (0.089 R)
• M25: 5,212,289 km (0.107 R)
• M26: 5,809,633 km (0.112 R)
• M27: 6,164,180 km (0.111 R)
• M28: 6,380,349 km (0.027 R)
• M29: 6,477,289 km (0.109 R)
• M30: 6,623,595 km (0.117 R)
• M31: 7,144,196 km (0.116 R)
• M32: 7,371,435 km (0.098 R)
• M33: 8,543,385 km (0.096 R)
• M34: 8,865,619 km (0.108 R)
• M35: 9,246,794 km (0.102 R)
• M36: 9,411,800 km (0.117 R)
• M37: 9,633,205 km (0.091 R)
• M38: 10,109,824 km (0.101 R)
• M39: 10,223,070 km (0.092 R)
• M40: 10,308,191 km (0.096 R)
• M41: 10,479,331 km (0.104 R)
• M42: 10,795,581 km (0.116 R)
• M43: 11,496,596 km (0.095 R)
• M44: 11,733,410 km (0.117 R)
• M45: 12,001,938 km (0.079 R)
• M46: 12,666,901 km (0.054 R)
• M47: 12,758,454 km (0.081 R)
• M48: 13,096,246 km (0.11 R)
• M49: 13,405,914 km (0.078 R)
• M50: 14,063,995 km (0.087 R)
• M51: 14,604,642 km (0.059 R)
• M52: 14,732,847 km (0.092 R)
• M53: 14,925,828 km (0.11 R)
• M54: 15,022,618 km (0.116 R)
• M55: 15,444,484 km (0.04 R)
• M56: 15,673,369 km (0.084 R)
• M57: 15,837,478 km (0.108 R)
• M58: 16,134,280 km (0.12 R)
• M59: 16,532,958 km (0.101 R)
• M60: 16,767,079 km (0.094 R)
• M61: 17,103,525 km (0.102 R)
• M62: 17,204,802 km (0.118 R)
• M63: 17,340,188 km (0.068 R)
• M64: 17,509,982 km (0.112 R)
• M65: 17,817,106 km (0.076 R)
• M66: 18,160,284 km (0.077 R)
• M67: 18,575,119 km (0.047 R)
• M68: 18,853,371 km (0.098 R)
• M69: 19,027,952 km (0.047 R)
• M70: 19,449,219 km (0.093 R)
• M71: 20,516,002 km (0.071 R)
• M72: 20,623,712 km (0.068 R)
• M73: 20,803,678 km (0.114 R)
• M74: 21,201,309 km (0.075 R)
• M75: 21,565,131 km (0.047 R)
• M76: 21,784,442 km (0.088 R)
• M77: 22,077,953 km (0.11 R)
• M78: 22,557,713 km (0.069 R)
• M79: 22,929,015 km (0.088 R)
• M80: 23,414,909 km (0.095 R)
• M81: 25,007,678 km (0.035 R)
• M82: 25,238,058 km (0.103 R)
• M83: 25,353,548 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.3

Radius: 11.9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.48 AU - 6.92 AU

Year: 5211 Days

Day: 12.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 89,024,253 km

• M1: 153,039 km (0.088 R)
• M2: 250,427 km (0.037 R)
• M3: 388,506 km (0.115 R)
• M4: 771,177 km (0.109 R)
• M5: 1,385,575 km (0.104 R)
• M6: 1,578,258 km (0.088 R)
• M7: 2,805,858 km (0.083 R)
• M8: 3,582,271 km (0.064 R)
• M9: 3,698,508 km (0.108 R)
• M10: 3,951,777 km (0.118 R)
• M11: 4,037,497 km (0.089 R)
• M12: 4,298,545 km (0.07 R)
• M13: 4,475,669 km (0.075 R)
• M14: 4,764,094 km (0.115 R)
• M15: 6,037,321 km (0.074 R)
• M16: 6,256,033 km (0.028 R)
• M17: 6,336,218 km (0.117 R)
• M18: 6,804,010 km (0.094 R)
• M19: 7,136,118 km (0.116 R)
• M20: 7,388,639 km (0.059 R)
• M21: 7,473,461 km (0.084 R)
• M22: 7,579,975 km (0.08 R)
• M23: 8,987,840 km (0.104 R)
• M24: 9,536,565 km (0.114 R)
• M25: 9,814,967 km (0.067 R)
• M26: 10,308,640 km (0.111 R)
• M27: 10,451,057 km (0.094 R)
• M28: 11,222,383 km (0.03 R)
• M29: 11,418,207 km (0.118 R)
• M30: 11,738,646 km (0.104 R)
• M31: 11,887,496 km (0.108 R)
• M32: 12,087,059 km (0.098 R)
• M33: 12,262,537 km (0.071 R)
• M34: 12,717,764 km (0.095 R)
• M35: 12,921,965 km (0.044 R)
• M36: 13,281,748 km (0.076 R)
• M37: 13,359,239 km (0.108 R)
• M38: 13,566,732 km (0.107 R)
• M39: 14,063,845 km (0.11 R)
• M40: 14,487,207 km (0.116 R)
• M41: 14,593,721 km (0.077 R)
• M42: 14,807,347 km (0.1 R)
• M43: 15,102,952 km (0.119 R)
• M44: 15,645,544 km (0.044 R)
• M45: 15,754,750 km (0.034 R)
• M46: 16,028,963 km (0.072 R)
• M47: 17,057,598 km (0.114 R)
• M48: 18,136,199 km (0.106 R)
• M49: 19,003,118 km (0.089 R)
• M50: 19,383,097 km (0.067 R)
• M51: 19,471,060 km (0.118 R)
• M52: 19,588,644 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.7

Radius: 8

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 18.15 AU - 19.09 AU

Year: 30764 Days

Day: 24.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 89,024,253 km

• M1: 202,107 km (0.077 R)
• M2: 296,653 km (0.114 R)
• M3: 810,820 km (0.072 R)
• M4: 1,093,710 km (0.111 R)
• M5: 1,439,281 km (0.088 R)
• M6: 2,074,025 km (0.114 R)
• M7: 2,662,244 km (0.03 R)
• M8: 2,785,961 km (0.103 R)
• M9: 3,081,866 km (0.12 R)
• M10: 3,211,866 km (0.097 R)
• M11: 4,124,114 km (0.096 R)
• M12: 4,658,178 km (0.111 R)
• M13: 6,947,176 km (0.109 R)
• M14: 7,060,870 km (0.116 R)
• M15: 7,639,215 km (0.115 R)
• M16: 8,112,842 km (0.107 R)
• M17: 8,413,683 km (0.032 R)
• M18: 8,474,420 km (0.102 R)
• M19: 9,088,519 km (0.085 R)
• M20: 9,275,517 km (0.106 R)
• M21: 9,526,991 km (0.098 R)
• M22: 12,093,342 km (0.087 R)
• M23: 12,161,708 km (0.08 R)
• M24: 13,274,717 km (0.079 R)
• M25: 13,843,488 km (0.12 R)
• M26: 14,565,447 km (0.102 R)
• M27: 14,711,305 km (0.116 R)
• M28: 16,045,868 km (0.074 R)
• M29: 16,499,299 km (0.114 R)
• M30: 20,032,052 km (0.096 R)
• M31: 20,275,598 km (0.111 R)
• M32: 20,601,871 km (0.057 R)
• M33: 21,094,646 km (0.098 R)
• M34: 22,091,566 km (0.101 R)
• M35: 22,764,757 km (0.092 R)
• M36: 23,103,895 km (0.116 R)
• M37: 23,444,679 km (0.047 R)
• M38: 24,131,333 km (0.118 R)
• M39: 24,737,504 km (0.069 R)
• M40: 25,173,582 km (0.078 R)
• M41: 26,496,924 km (0.118 R)
• M42: 27,032,634 km (0.026 R)
• M43: 27,481,727 km (0.048 R)
• M44: 28,024,020 km (0.067 R)
• M45: 30,320,945 km (0.107 R)
• M46: 32,011,850 km (0.094 R)
• M47: 32,773,154 km (0.1 R)
• M48: 33,444,250 km (0.088 R)
• M49: 37,965,247 km (0.118 R)
• M50: 38,872,109 km (0.112 R)
• M51: 40,092,080 km (0.114 R)
• M52: 40,912,474 km (0.063 R)
• M53: 42,778,409 km (0.116 R)
• M54: 44,143,190 km (0.117 R)
• M55: 45,415,670 km (0.094 R)
• M56: 46,485,294 km (0.08 R)
• M57: 48,431,413 km (0.116 R)
• M58: 49,414,421 km (0.112 R)
• M59: 50,293,757 km (0.099 R)
• M60: 50,624,817 km (0.032 R)
• M61: 50,845,923 km (0.093 R)
• M62: 51,178,180 km (0.072 R)
• M63: 52,067,838 km (0.06 R)
• M64: 52,514,537 km (0.102 R)
• M65: 55,905,173 km (0.111 R)
• M66: 56,133,759 km (0.082 R)
• M67: 57,857,874 km (0.064 R)
• M68: 59,016,809 km (0.112 R)
• M69: 59,832,716 km (0.095 R)
• M70: 60,300,508 km (0.105 R)
• M71: 61,711,515 km (0.025 R)
• M72: 61,829,548 km (0.112 R)
• M73: 62,421,058 km (0.105 R)
• M74: 63,133,293 km (0.113 R)
• M75: 65,767,861 km (0.094 R)
• M76: 66,371,489 km (0.074 R)
• M77: 66,492,514 km (0.115 R)
• M78: 68,193,741 km (0.059 R)
• M79: 68,682,477 km (0.072 R)
• M80: 70,648,941 km (0.072 R)
• M81: 72,509,340 km (0.1 R)
• M82: 75,014,655 km (0.045 R)
• M83: 77,420,937 km (0.026 R)
• M84: 80,238,763 km (0.111 R)
• M85: 82,049,196 km (0.109 R)
• M86: 84,134,890 km (0.081 R)
• M87: 84,921,475 km (0.105 R)
• M88: 85,974,046 km (0.102 R)
• M89: 86,369,882 km (0.104 R)
• M90: 86,501,977 km (0.11 R)
• M91: 87,560,980 km (0.114 R)
• M92: 88,757,613 km (0.118 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 12,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit