🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.94 AU - 1.36 AU

Year: 453 Days

Day: 40.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.36 AU - 1.4 AU

Year: 595 Days

Day: 19.5 Hours

Environment

Temp: -18 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,409,456 km

• M1: 888,312 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.39 AU - 1.63 AU

Year: 681 Days

Day: 28.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,409,456 km

• M1: 960,867 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.8 AU - 3.02 AU

Year: 1822 Days

Day: 37.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.2

Radius: 3.6

Gravity: 19.38 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 13.97 AU - 16.67 AU

Year: 22012 Days

Day: 21.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 90,409,456 km

• M1: 897,438 km (0.064 R)
• M2: 1,028,336 km (0.06 R)
• M3: 1,284,298 km (0.046 R)
• M4: 1,690,007 km (0.107 R)
• M5: 1,770,341 km (0.071 R)
• M6: 2,732,555 km (0.093 R)
• M7: 3,550,705 km (0.086 R)
• M8: 4,003,837 km (0.111 R)
• M9: 4,075,196 km (0.118 R)
• M10: 4,146,853 km (0.091 R)
• M11: 4,291,664 km (0.104 R)
• M12: 4,623,472 km (0.114 R)
• M13: 4,698,271 km (0.1 R)
• M14: 4,735,969 km (0.093 R)
• M15: 5,547,837 km (0.112 R)
• M16: 6,153,858 km (0.084 R)
• M17: 6,653,515 km (0.056 R)
• M18: 6,780,374 km (0.092 R)
• M19: 6,865,495 km (0.112 R)
• M20: 7,383,403 km (0.027 R)
• M21: 7,913,727 km (0.12 R)
• M22: 7,958,607 km (0.096 R)
• M23: 8,183,602 km (0.114 R)
• M24: 9,245,448 km (0.034 R)
• M25: 9,434,390 km (0.101 R)
• M26: 9,768,292 km (0.108 R)
• M27: 9,864,484 km (0.083 R)
• M28: 10,009,145 km (0.11 R)
• M29: 11,647,391 km (0.084 R)
• M30: 12,108,302 km (0.111 R)
• M31: 12,315,196 km (0.101 R)
• M32: 12,889,801 km (0.073 R)
• M33: 12,995,268 km (0.118 R)
• M34: 13,419,827 km (0.102 R)
• M35: 13,741,312 km (0.08 R)
• M36: 13,795,168 km (0.12 R)
• M37: 14,555,873 km (0.066 R)
• M38: 15,441,941 km (0.112 R)
• M39: 16,061,127 km (0.106 R)
• M40: 17,498,313 km (0.086 R)
• M41: 18,856,512 km (0.116 R)
• M42: 19,760,383 km (0.042 R)
• M43: 20,493,562 km (0.069 R)
• M44: 22,491,741 km (0.058 R)
• M45: 22,618,600 km (0.119 R)
• M46: 22,745,758 km (0.046 R)
• M47: 22,809,487 km (0.098 R)
• M48: 22,937,094 km (0.094 R)
• M49: 24,485,880 km (0.1 R)
• M50: 25,272,765 km (0.103 R)
• M51: 25,735,621 km (0.034 R)
• M52: 26,268,189 km (0.11 R)
• M53: 26,669,860 km (0.089 R)
• M54: 28,228,520 km (0.07 R)
• M55: 29,122,367 km (0.065 R)
• M56: 29,955,777 km (0.062 R)
• M57: 30,235,375 km (0.116 R)
• M58: 30,305,387 km (0.039 R)
• M59: 30,375,399 km (0.115 R)
• M60: 30,867,426 km (0.106 R)
• M61: 31,503,965 km (0.082 R)
• M62: 41,166,043 km (0.051 R)
• M63: 41,476,758 km (0.042 R)
• M64: 42,178,671 km (0.076 R)
• M65: 43,278,514 km (0.062 R)
• M66: 44,069,887 km (0.056 R)
• M67: 47,120,188 km (0.116 R)
• M68: 47,852,619 km (0.096 R)
• M69: 47,934,150 km (0.06 R)
• M70: 48,588,640 km (0.097 R)
• M71: 50,653,091 km (0.088 R)
• M72: 50,736,267 km (0.111 R)
• M73: 51,821,600 km (0.078 R)
• M74: 53,167,831 km (0.115 R)
• M75: 55,123,075 km (0.114 R)
• M76: 55,379,935 km (0.055 R)
• M77: 55,465,655 km (0.111 R)
• M78: 56,842,404 km (0.041 R)
• M79: 57,795,641 km (0.07 R)
• M80: 57,882,558 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.9

Radius: 3.2

Gravity: 45.69 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 18.17 AU - 20.61 AU

Year: 31343 Days

Day: 19.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 90,409,456 km

• M1: 130,150 km (0.064 R)
• M2: 240,105 km (0.109 R)
• M3: 557,102 km (0.077 R)
• M4: 873,801 km (0.09 R)
• M5: 1,334,862 km (0.096 R)
• M6: 1,749,397 km (0.109 R)
• M7: 1,933,253 km (0.12 R)
• M8: 3,070,646 km (0.09 R)
• M9: 3,336,781 km (0.072 R)
• M10: 3,985,736 km (0.043 R)
• M11: 4,324,575 km (0.061 R)
• M12: 4,472,677 km (0.111 R)
• M13: 4,572,160 km (0.105 R)
• M14: 6,769,304 km (0.07 R)
• M15: 7,702,046 km (0.089 R)
• M16: 8,736,366 km (0.113 R)
• M17: 8,798,599 km (0.074 R)
• M18: 9,556,312 km (0.094 R)
• M19: 9,684,667 km (0.057 R)
• M20: 10,138,248 km (0.1 R)
• M21: 11,200,692 km (0.073 R)
• M22: 12,089,752 km (0.095 R)
• M23: 12,577,740 km (0.066 R)
• M24: 13,143,220 km (0.102 R)
• M25: 13,717,078 km (0.088 R)
• M26: 14,666,874 km (0.119 R)
• M27: 16,629,000 km (0.055 R)
• M28: 17,327,173 km (0.108 R)
• M29: 21,459,815 km (0.058 R)
• M30: 22,304,295 km (0.094 R)
• M31: 23,331,733 km (0.115 R)
• M32: 24,813,500 km (0.084 R)
• M33: 25,166,551 km (0.103 R)
• M34: 25,699,269 km (0.095 R)
• M35: 25,967,049 km (0.111 R)
• M36: 26,685,567 km (0.08 R)
• M37: 29,065,370 km (0.094 R)
• M38: 29,437,570 km (0.095 R)
• M39: 29,624,268 km (0.1 R)
• M40: 30,847,081 km (0.109 R)
• M41: 31,131,466 km (0.117 R)
• M42: 32,760,139 km (0.079 R)
• M43: 33,536,103 km (0.057 R)
• M44: 34,416,337 km (0.105 R)
• M45: 35,601,600 km (0.088 R)
• M46: 36,800,328 km (0.089 R)
• M47: 38,012,071 km (0.068 R)
• M48: 41,098,425 km (0.069 R)
• M49: 41,725,240 km (0.076 R)
• M50: 43,094,210 km (0.111 R)
• M51: 44,050,589 km (0.04 R)
• M52: 51,610,817 km (0.119 R)
• M53: 52,512,892 km (0.071 R)
• M54: 55,710,995 km (0.111 R)
• M55: 57,799,980 km (0.063 R)
• M56: 57,916,816 km (0.057 R)
• M57: 58,619,327 km (0.064 R)
• M58: 58,971,630 km (0.102 R)
• M59: 59,324,532 km (0.071 R)
• M60: 59,442,415 km (0.077 R)
• M61: 60,862,398 km (0.112 R)
• M62: 62,772,912 km (0.107 R)
• M63: 63,614,999 km (0.117 R)
• M64: 66,163,398 km (0.066 R)
• M65: 68,497,723 km (0.113 R)
• M66: 68,621,441 km (0.078 R)
• M67: 70,609,148 km (0.092 R)
• M68: 71,359,531 km (0.108 R)
• M69: 71,484,744 km (0.094 R)
• M70: 72,489,892 km (0.094 R)
• M71: 74,133,075 km (0.104 R)
• M72: 75,916,431 km (0.043 R)
• M73: 76,044,338 km (0.1 R)
• M74: 76,941,775 km (0.051 R)
• M75: 77,327,439 km (0.11 R)
• M76: 78,359,065 km (0.097 R)
• M77: 78,488,318 km (0.079 R)
• M78: 79,135,778 km (0.116 R)
• M79: 79,265,479 km (0.063 R)
• M80: 80,175,333 km (0.091 R)
• M81: 80,566,382 km (0.052 R)
• M82: 83,057,486 km (0.09 R)
• M83: 84,776,365 km (0.102 R)
• M84: 86,507,063 km (0.047 R)
• M85: 88,249,280 km (0.108 R)
• M86: 88,383,768 km (0.088 R)
• M87: 89,732,543 km (0.077 R)
• M88: 90,409,473 km (0.037 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 14,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit