🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.5 AU - 0.6 AU

Year: 156 Days

Day: 31.1 Hours

Environment

Temp: 190 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,022,254 km

• M1: 292,464 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.51 AU - 0.67 AU

Year: 174 Days

Day: 14.5 Hours

Environment

Temp: 197 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,022,254 km

• M1: 167,849 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.91 AU - 1.03 AU

Year: 366 Days

Day: 41.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 88.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 51,022,254 km

• M1: 112,198 km (0.077 R)
• M2: 361,877 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.25 AU - 1.57 AU

Year: 641 Days

Day: 29.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,022,254 km

• M1: 738,415 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.14 AU - 1.78 AU

Year: 675 Days

Day: 30.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.38 AU - 1.98 AU

Year: 834 Days

Day: 17.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,022,254 km

• M1: 555,158 km (0.097 R)

Asteroid Belt

Center: 3.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.2

Radius: 8.5

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.91 AU - 5.13 AU

Year: 4307 Days

Day: 13.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 51,022,254 km

• M1: 106,364 km (0.115 R)
• M2: 206,146 km (0.112 R)
• M3: 300,542 km (0.113 R)
• M4: 438,322 km (0.095 R)
• M5: 598,691 km (0.109 R)
• M6: 853,755 km (0.039 R)
• M7: 1,166,415 km (0.086 R)
• M8: 1,278,463 km (0.09 R)
• M9: 1,381,237 km (0.034 R)
• M10: 1,877,304 km (0.028 R)
• M11: 1,965,267 km (0.079 R)
• M12: 2,039,468 km (0.034 R)
• M13: 2,145,084 km (0.066 R)
• M14: 2,651,024 km (0.084 R)
• M15: 3,105,951 km (0.116 R)
• M16: 3,175,514 km (0.079 R)
• M17: 3,494,756 km (0.104 R)
• M18: 3,621,764 km (0.039 R)
• M19: 3,843,020 km (0.072 R)
• M20: 3,898,969 km (0.037 R)
• M21: 4,240,800 km (0.087 R)
• M22: 4,572,609 km (0.112 R)
• M23: 4,651,895 km (0.071 R)
• M24: 4,912,794 km (0.118 R)
• M25: 5,014,371 km (0.081 R)
• M26: 5,178,480 km (0.085 R)
• M27: 5,809,484 km (0.118 R)
• M28: 5,873,960 km (0.092 R)
• M29: 5,960,278 km (0.057 R)
• M30: 6,221,626 km (0.105 R)
• M31: 6,309,739 km (0.115 R)
• M32: 6,464,722 km (0.056 R)
• M33: 6,755,840 km (0.087 R)
• M34: 7,258,489 km (0.104 R)
• M35: 7,397,764 km (0.062 R)
• M36: 7,678,709 km (0.1 R)
• M37: 8,011,116 km (0.097 R)
• M38: 8,155,029 km (0.075 R)
• M39: 8,299,690 km (0.058 R)
• M40: 8,911,994 km (0.042 R)
• M41: 9,311,420 km (0.117 R)
• M42: 9,819,155 km (0.093 R)
• M43: 9,998,822 km (0.065 R)
• M44: 10,309,687 km (0.039 R)
• M45: 11,047,055 km (0.096 R)
• M46: 11,638,415 km (0.039 R)
• M47: 11,965,286 km (0.08 R)
• M48: 12,047,565 km (0.072 R)
• M49: 12,129,994 km (0.041 R)
• M50: 12,322,975 km (0.079 R)
• M51: 12,600,329 km (0.108 R)
• M52: 13,104,923 km (0.1 R)
• M53: 13,161,471 km (0.032 R)
• M54: 13,274,717 km (0.074 R)
• M55: 13,673,395 km (0.105 R)
• M56: 14,162,879 km (0.087 R)
• M57: 14,337,011 km (0.066 R)
• M58: 14,687,519 km (0.111 R)
• M59: 14,804,953 km (0.106 R)
• M60: 15,070,340 km (0.096 R)
• M61: 15,725,579 km (0.117 R)
• M62: 16,238,400 km (0.048 R)
• M63: 16,542,533 km (0.036 R)
• M64: 16,756,607 km (0.114 R)
• M65: 17,218,416 km (0.093 R)
• M66: 18,217,580 km (0.116 R)
• M67: 18,375,406 km (0.06 R)
• M68: 19,460,589 km (0.097 R)
• M69: 19,621,855 km (0.073 R)
• M70: 19,686,481 km (0.104 R)
• M71: 19,751,257 km (0.118 R)
• M72: 20,533,505 km (0.109 R)
• M73: 20,796,498 km (0.03 R)
• M74: 20,994,565 km (0.044 R)
• M75: 21,160,020 km (0.115 R)
• M76: 21,659,079 km (0.102 R)
• M77: 21,725,949 km (0.062 R)
• M78: 21,826,329 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.1

Radius: 15

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.63 AU - 7.27 AU

Year: 5557 Days

Day: 6 Hours

Environment

Temp: -162 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 51,022,254 km

• M1: 189,690 km (0.071 R)
• M2: 341,233 km (0.073 R)
• M3: 455,077 km (0.054 R)
• M4: 648,507 km (0.086 R)
• M5: 832,213 km (0.089 R)
• M6: 931,396 km (0.105 R)
• M7: 1,127,818 km (0.083 R)
• M8: 1,635,703 km (0.079 R)
• M9: 1,783,057 km (0.039 R)
• M10: 2,171,413 km (0.094 R)
• M11: 2,438,595 km (0.112 R)
• M12: 3,517,345 km (0.099 R)
• M13: 4,208,786 km (0.116 R)
• M14: 4,491,975 km (0.095 R)
• M15: 4,622,873 km (0.069 R)
• M16: 4,861,632 km (0.051 R)
• M17: 5,213,935 km (0.085 R)
• M18: 5,715,387 km (0.096 R)
• M19: 6,000,969 km (0.097 R)
• M20: 6,320,360 km (0.094 R)
• M21: 6,467,415 km (0.042 R)
• M22: 6,615,667 km (0.086 R)
• M23: 6,735,195 km (0.04 R)
• M24: 7,067,303 km (0.044 R)
• M25: 7,373,978 km (0.066 R)
• M26: 7,497,995 km (0.105 R)
• M27: 8,775,261 km (0.118 R)
• M28: 9,405,517 km (0.039 R)
• M29: 9,540,155 km (0.11 R)
• M30: 10,291,885 km (0.048 R)
• M31: 10,500,275 km (0.119 R)
• M32: 10,815,328 km (0.106 R)
• M33: 11,169,276 km (0.055 R)
• M34: 11,276,239 km (0.103 R)
• M35: 11,383,500 km (0.098 R)
• M36: 11,526,965 km (0.036 R)
• M37: 12,400,915 km (0.05 R)
• M38: 12,511,768 km (0.063 R)
• M39: 12,883,369 km (0.096 R)
• M40: 14,561,408 km (0.112 R)
• M41: 14,991,651 km (0.105 R)
• M42: 15,664,842 km (0.105 R)
• M43: 15,784,670 km (0.044 R)
• M44: 15,944,889 km (0.085 R)
• M45: 16,226,731 km (0.078 R)
• M46: 16,428,988 km (0.081 R)
• M47: 16,591,301 km (0.117 R)
• M48: 16,958,714 km (0.117 R)
• M49: 17,701,766 km (0.109 R)
• M50: 17,826,531 km (0.105 R)
• M51: 18,708,859 km (0.109 R)
• M52: 19,433,511 km (0.045 R)
• M53: 19,605,250 km (0.099 R)
• M54: 19,864,054 km (0.108 R)
• M55: 20,998,305 km (0.119 R)
• M56: 21,351,506 km (0.079 R)
• M57: 21,662,220 km (0.093 R)
• M58: 22,198,379 km (0.101 R)
• M59: 22,468,104 km (0.119 R)
• M60: 23,420,594 km (0.047 R)
• M61: 23,970,815 km (0.095 R)
• M62: 24,201,495 km (0.111 R)
• M63: 26,261,906 km (0.115 R)
• M64: 26,642,483 km (0.103 R)
• M65: 27,216,939 km (0.106 R)
• M66: 27,313,130 km (0.092 R)
• M67: 27,747,114 km (0.115 R)
• M68: 28,621,962 km (0.119 R)
• M69: 28,719,799 km (0.049 R)
• M70: 28,964,691 km (0.114 R)
• M71: 29,161,113 km (0.114 R)
• M72: 29,802,589 km (0.115 R)
• M73: 30,598,599 km (0.097 R)
• M74: 32,058,973 km (0.105 R)
• M75: 32,618,918 km (0.054 R)
• M76: 32,925,594 km (0.097 R)
• M77: 33,182,005 km (0.078 R)
• M78: 33,387,552 km (0.103 R)
• M79: 34,162,319 km (0.056 R)
• M80: 34,473,782 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.1

Radius: 10

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 8.78 AU - 13.26 AU

Year: 14007 Days

Day: 8.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 51,022,254 km

• M1: 154,235 km (0.063 R)
• M2: 279,299 km (0.111 R)
• M3: 402,119 km (0.095 R)
• M4: 486,642 km (0.111 R)
• M5: 1,128,267 km (0.086 R)
• M6: 1,831,377 km (0.113 R)
• M7: 2,482,577 km (0.101 R)
• M8: 2,905,639 km (0.064 R)
• M9: 3,170,428 km (0.058 R)
• M10: 3,412,477 km (0.061 R)
• M11: 3,504,779 km (0.053 R)
• M12: 3,850,500 km (0.101 R)
• M13: 4,076,243 km (0.109 R)
• M14: 5,127,766 km (0.059 R)
• M15: 5,412,301 km (0.088 R)
• M16: 5,959,680 km (0.1 R)
• M17: 6,108,679 km (0.078 R)
• M18: 6,183,628 km (0.049 R)
• M19: 6,639,901 km (0.112 R)
• M20: 7,185,934 km (0.111 R)
• M21: 7,265,071 km (0.08 R)
• M22: 7,705,936 km (0.061 R)
• M23: 8,321,082 km (0.116 R)
• M24: 8,487,734 km (0.103 R)
• M25: 9,337,899 km (0.119 R)
• M26: 9,729,247 km (0.069 R)
• M27: 9,993,287 km (0.071 R)
• M28: 10,081,700 km (0.111 R)
• M29: 10,528,249 km (0.081 R)
• M30: 10,618,307 km (0.073 R)
• M31: 11,394,271 km (0.056 R)
• M32: 11,719,198 km (0.109 R)
• M33: 12,283,182 km (0.105 R)
• M34: 12,378,027 km (0.101 R)
• M35: 12,473,171 km (0.099 R)
• M36: 13,000,653 km (0.092 R)
• M37: 13,388,860 km (0.077 R)
• M38: 13,682,520 km (0.081 R)
• M39: 13,830,174 km (0.069 R)
• M40: 14,676,748 km (0.09 R)
• M41: 14,827,842 km (0.079 R)
• M42: 15,233,551 km (0.079 R)
• M43: 15,437,752 km (0.062 R)
• M44: 15,745,625 km (0.085 R)
• M45: 15,848,698 km (0.062 R)
• M46: 16,107,502 km (0.116 R)
• M47: 16,681,808 km (0.11 R)
• M48: 17,050,717 km (0.086 R)
• M49: 18,119,444 km (0.071 R)
• M50: 18,444,370 km (0.103 R)
• M51: 18,935,350 km (0.111 R)
• M52: 21,568,273 km (0.082 R)
• M53: 21,970,242 km (0.074 R)
• M54: 22,606,781 km (0.073 R)
• M55: 23,249,304 km (0.079 R)
• M56: 23,661,446 km (0.094 R)
• M57: 23,897,961 km (0.062 R)
• M58: 24,672,130 km (0.11 R)
• M59: 24,912,085 km (0.093 R)
• M60: 25,636,288 km (0.089 R)
• M61: 25,879,235 km (0.033 R)
• M62: 27,975,251 km (0.114 R)
• M63: 28,476,254 km (0.119 R)
• M64: 33,580,982 km (0.087 R)
• M65: 33,980,109 km (0.106 R)
• M66: 34,180,271 km (0.115 R)
• M67: 34,447,752 km (0.101 R)
• M68: 35,119,297 km (0.084 R)
• M69: 35,592,176 km (0.098 R)
• M70: 35,727,562 km (0.083 R)
• M71: 38,195,029 km (0.077 R)
• M72: 38,611,659 km (0.12 R)
• M73: 38,750,785 km (0.085 R)
• M74: 39,309,234 km (0.1 R)
• M75: 39,449,258 km (0.091 R)
• M76: 41,355,883 km (0.12 R)
• M77: 43,220,171 km (0.083 R)
• M78: 44,453,755 km (0.098 R)
• M79: 45,993,716 km (0.082 R)
• M80: 47,401,881 km (0.071 R)
• M81: 47,476,380 km (0.1 R)
• M82: 49,805,619 km (0.082 R)
• M83: 50,108,854 km (0.105 R)
• M84: 50,336,692 km (0.062 R)
• M85: 50,564,828 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 19,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit