🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.54 AU - 0.66 AU

Year: 207 Days

Day: 16.1 Hours

Environment

Temp: -2 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.69 AU - 1.05 AU

Year: 362 Days

Day: 41 Hours

Environment

Temp: -46 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,730,152 km

• M1: 124,017 km (0.113 R)
• M2: 136,583 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.98 AU - 1.14 AU

Year: 487 Days

Day: 42.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.08 AU - 1.28 AU

Year: 572 Days

Day: 43 Hours

Environment

Temp: -90 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1 AU - 1.38 AU

Year: 579 Days

Day: 20.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,730,152 km

• M1: 449,841 km (0.052 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.52 AU - 2.38 AU

Year: 1215 Days

Day: 41.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.1

Radius: 8.2

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.38 AU - 7.3 AU

Year: 6298 Days

Day: 13.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 81,730,152 km

• M1: 114,143 km (0.1 R)
• M2: 221,405 km (0.098 R)
• M3: 279,748 km (0.114 R)
• M4: 345,571 km (0.059 R)
• M5: 496,067 km (0.059 R)
• M6: 567,724 km (0.116 R)
• M7: 630,256 km (0.114 R)
• M8: 995,275 km (0.091 R)
• M9: 1,104,032 km (0.099 R)
• M10: 1,200,373 km (0.081 R)
• M11: 1,384,678 km (0.107 R)
• M12: 1,705,865 km (0.061 R)
• M13: 1,913,806 km (0.119 R)
• M14: 2,011,044 km (0.119 R)
• M15: 2,353,922 km (0.09 R)
• M16: 2,564,257 km (0.032 R)
• M17: 2,628,584 km (0.052 R)
• M18: 3,162,649 km (0.084 R)
• M19: 3,778,543 km (0.058 R)
• M20: 3,950,730 km (0.112 R)
• M21: 4,302,734 km (0.095 R)
• M22: 4,691,090 km (0.06 R)
• M23: 4,849,664 km (0.099 R)
• M24: 4,929,549 km (0.091 R)
• M25: 5,363,383 km (0.05 R)
• M26: 5,473,786 km (0.107 R)
• M27: 5,668,712 km (0.071 R)
• M28: 5,979,726 km (0.086 R)
• M29: 6,354,618 km (0.086 R)
• M30: 6,412,962 km (0.091 R)
• M31: 6,946,128 km (0.09 R)
• M32: 7,036,336 km (0.062 R)
• M33: 7,741,241 km (0.034 R)
• M34: 7,991,668 km (0.051 R)
• M35: 8,117,928 km (0.099 R)
• M36: 8,181,208 km (0.076 R)
• M37: 9,151,500 km (0.082 R)
• M38: 9,217,473 km (0.12 R)
• M39: 9,919,685 km (0.094 R)
• M40: 11,022,820 km (0.119 R)
• M41: 11,304,513 km (0.098 R)
• M42: 11,375,422 km (0.1 R)
• M43: 11,731,764 km (0.103 R)
• M44: 12,164,252 km (0.111 R)
• M45: 12,492,021 km (0.066 R)
• M46: 12,712,229 km (0.071 R)
• M47: 12,785,831 km (0.063 R)
• M48: 12,896,683 km (0.084 R)
• M49: 13,082,035 km (0.101 R)
• M50: 13,568,078 km (0.117 R)
• M51: 14,059,956 km (0.062 R)
• M52: 14,789,395 km (0.027 R)
• M53: 15,256,440 km (0.087 R)
• M54: 15,531,251 km (0.061 R)
• M55: 16,445,294 km (0.11 R)
• M56: 16,848,161 km (0.107 R)
• M57: 17,254,319 km (0.075 R)
• M58: 17,622,480 km (0.096 R)
• M59: 17,787,037 km (0.093 R)
• M60: 18,450,205 km (0.097 R)
• M61: 18,784,855 km (0.104 R)
• M62: 19,248,160 km (0.073 R)
• M63: 19,332,832 km (0.055 R)
• M64: 20,100,269 km (0.095 R)
• M65: 21,709,045 km (0.115 R)
• M66: 21,797,158 km (0.059 R)
• M67: 23,947,777 km (0.116 R)
• M68: 25,187,046 km (0.114 R)
• M69: 26,024,644 km (0.113 R)
• M70: 26,352,862 km (0.082 R)
• M71: 26,541,056 km (0.103 R)
• M72: 26,635,302 km (0.062 R)
• M73: 27,250,748 km (0.038 R)
• M74: 27,584,052 km (0.117 R)
• M75: 28,302,720 km (0.072 R)
• M76: 28,785,323 km (0.098 R)
• M77: 29,027,672 km (0.116 R)
• M78: 30,594,560 km (0.095 R)
• M79: 30,990,545 km (0.091 R)
• M80: 32,289,354 km (0.119 R)
• M81: 33,046,618 km (0.115 R)
• M82: 33,300,336 km (0.046 R)
• M83: 33,452,926 km (0.11 R)
• M84: 33,605,815 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.8

Radius: 14.1

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.83 AU - 9.49 AU

Year: 9460 Days

Day: 9.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 81,730,152 km

• M1: 332,107 km (0.083 R)
• M2: 468,241 km (0.084 R)
• M3: 595,848 km (0.089 R)
• M4: 689,197 km (0.104 R)
• M5: 1,089,970 km (0.055 R)
• M6: 1,224,309 km (0.1 R)
• M7: 1,544,299 km (0.109 R)
• M8: 1,766,900 km (0.075 R)
• M9: 2,055,924 km (0.119 R)
• M10: 2,168,272 km (0.111 R)
• M11: 2,992,406 km (0.06 R)
• M12: 3,272,902 km (0.054 R)
• M13: 3,790,361 km (0.08 R)
• M14: 4,165,852 km (0.077 R)
• M15: 4,358,085 km (0.042 R)
• M16: 4,553,460 km (0.114 R)
• M17: 4,826,775 km (0.104 R)
• M18: 4,927,455 km (0.109 R)
• M19: 5,441,922 km (0.079 R)
• M20: 5,546,939 km (0.08 R)
• M21: 6,245,861 km (0.06 R)
• M22: 6,466,518 km (0.092 R)
• M23: 6,717,992 km (0.026 R)
• M24: 7,086,900 km (0.032 R)
• M25: 7,375,325 km (0.053 R)
• M26: 7,638,168 km (0.086 R)
• M27: 8,263,637 km (0.117 R)
• M28: 9,563,642 km (0.112 R)
• M29: 10,400,343 km (0.061 R)
• M30: 10,629,677 km (0.118 R)
• M31: 11,093,281 km (0.066 R)
• M32: 11,193,361 km (0.075 R)
• M33: 11,529,657 km (0.026 R)
• M34: 11,699,002 km (0.101 R)
• M35: 12,419,466 km (0.111 R)
• M36: 12,558,442 km (0.087 R)
• M37: 13,331,414 km (0.106 R)
• M38: 13,438,078 km (0.111 R)
• M39: 14,011,486 km (0.111 R)
• M40: 14,666,276 km (0.093 R)
• M41: 14,997,486 km (0.1 R)
• M42: 15,145,438 km (0.055 R)
• M43: 15,517,488 km (0.108 R)
• M44: 16,346,709 km (0.075 R)
• M45: 16,613,592 km (0.104 R)
• M46: 16,766,780 km (0.114 R)
• M47: 16,958,863 km (0.082 R)
• M48: 17,773,723 km (0.098 R)
• M49: 18,008,891 km (0.05 R)
• M50: 18,363,587 km (0.1 R)
• M51: 18,482,219 km (0.117 R)
• M52: 18,879,999 km (0.114 R)
• M53: 19,079,862 km (0.101 R)
• M54: 19,360,956 km (0.081 R)
• M55: 20,745,485 km (0.089 R)
• M56: 21,283,439 km (0.043 R)
• M57: 21,533,118 km (0.078 R)
• M58: 21,951,692 km (0.083 R)
• M59: 22,077,803 km (0.099 R)
• M60: 22,330,624 km (0.089 R)
• M61: 22,796,771 km (0.096 R)
• M62: 22,967,013 km (0.094 R)
• M63: 24,084,360 km (0.091 R)
• M64: 24,649,540 km (0.085 R)
• M65: 24,824,420 km (0.093 R)
• M66: 25,351,304 km (0.098 R)
• M67: 25,571,961 km (0.089 R)
• M68: 26,193,241 km (0.092 R)
• M69: 26,371,561 km (0.067 R)
• M70: 26,595,210 km (0.098 R)
• M71: 27,586,446 km (0.08 R)
• M72: 28,223,583 km (0.098 R)
• M73: 28,773,505 km (0.111 R)
• M74: 30,070,518 km (0.115 R)
• M75: 30,257,366 km (0.116 R)
• M76: 30,632,109 km (0.101 R)
• M77: 30,914,400 km (0.099 R)
• M78: 31,623,494 km (0.055 R)
• M79: 31,718,489 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.5

Radius: 6.3

Gravity: 23.72 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 10.82 AU - 13.56 AU

Year: 18991 Days

Day: 19.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 81,730,152 km

• M1: 275,559 km (0.102 R)
• M2: 363,224 km (0.107 R)
• M3: 420,669 km (0.115 R)
• M4: 567,874 km (0.095 R)
• M5: 659,427 km (0.105 R)
• M6: 756,217 km (0.079 R)
• M7: 964,009 km (0.078 R)
• M8: 1,462,768 km (0.033 R)
• M9: 2,137,604 km (0.051 R)
• M10: 2,319,814 km (0.114 R)
• M11: 2,545,109 km (0.042 R)
• M12: 2,621,703 km (0.088 R)
• M13: 2,816,928 km (0.106 R)
• M14: 2,976,399 km (0.117 R)
• M15: 3,138,863 km (0.11 R)
• M16: 3,262,580 km (0.043 R)
• M17: 3,643,606 km (0.116 R)
• M18: 4,309,765 km (0.106 R)
• M19: 4,633,345 km (0.108 R)
• M20: 4,774,566 km (0.05 R)
• M21: 4,869,411 km (0.03 R)
• M22: 5,600,795 km (0.117 R)
• M23: 5,751,141 km (0.091 R)
• M24: 5,953,696 km (0.093 R)
• M25: 6,575,574 km (0.072 R)
• M26: 6,840,662 km (0.078 R)
• M27: 6,894,068 km (0.094 R)
• M28: 7,381,458 km (0.086 R)
• M29: 7,657,017 km (0.117 R)
• M30: 8,048,515 km (0.061 R)
• M31: 8,909,301 km (0.111 R)
• M32: 10,346,189 km (0.087 R)
• M33: 10,840,909 km (0.059 R)
• M34: 11,725,182 km (0.084 R)
• M35: 12,046,668 km (0.089 R)
• M36: 12,305,921 km (0.113 R)
• M37: 12,829,962 km (0.104 R)
• M38: 13,094,601 km (0.101 R)
• M39: 13,696,882 km (0.041 R)
• M40: 14,239,773 km (0.06 R)
• M41: 15,486,820 km (0.118 R)
• M42: 19,735,998 km (0.109 R)
• M43: 20,425,794 km (0.087 R)
• M44: 20,734,863 km (0.093 R)
• M45: 20,889,847 km (0.075 R)
• M46: 21,986,549 km (0.104 R)
• M47: 23,262,469 km (0.097 R)
• M48: 25,303,881 km (0.081 R)
• M49: 26,556,016 km (0.057 R)
• M50: 28,687,187 km (0.113 R)
• M51: 29,467,789 km (0.044 R)
• M52: 29,642,220 km (0.115 R)
• M53: 30,343,385 km (0.067 R)
• M54: 31,494,241 km (0.12 R)
• M55: 32,930,231 km (0.104 R)
• M56: 33,020,738 km (0.083 R)
• M57: 33,201,901 km (0.102 R)
• M58: 33,929,844 km (0.098 R)
• M59: 35,123,934 km (0.116 R)
• M60: 35,865,641 km (0.118 R)
• M61: 36,518,935 km (0.091 R)
• M62: 40,036,280 km (0.087 R)
• M63: 40,229,560 km (0.101 R)
• M64: 41,297,539 km (0.115 R)
• M65: 44,857,670 km (0.115 R)
• M66: 44,958,050 km (0.037 R)
• M67: 46,471,232 km (0.106 R)
• M68: 49,133,625 km (0.089 R)
• M69: 49,962,697 km (0.055 R)
• M70: 51,319,849 km (0.102 R)
• M71: 52,055,571 km (0.111 R)
• M72: 52,583,352 km (0.106 R)
• M73: 54,177,018 km (0.076 R)
• M74: 54,497,607 km (0.12 R)
• M75: 55,355,700 km (0.056 R)
• M76: 56,542,909 km (0.076 R)
• M77: 58,284,677 km (0.094 R)
• M78: 59,823,141 km (0.112 R)
• M79: 60,708,162 km (0.099 R)
• M80: 61,486,221 km (0.082 R)
• M81: 61,597,671 km (0.07 R)
• M82: 62,267,571 km (0.042 R)
• M83: 65,994,951 km (0.093 R)
• M84: 66,909,293 km (0.119 R)
• M85: 71,426,850 km (0.082 R)
• M86: 73,308,492 km (0.119 R)
• M87: 73,544,856 km (0.115 R)
• M88: 74,136,965 km (0.089 R)
• M89: 77,601,502 km (0.113 R)
• M90: 79,899,924 km (0.062 R)
• M91: 80,021,547 km (0.095 R)
• M92: 81,118,548 km (0.09 R)
• M93: 81,607,733 km (0.089 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 12,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit