🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.59 AU - 0.91 AU

Year: 235 Days

Day: 42.5 Hours

Environment

Temp: 103 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.22 AU - 1.24 AU

Year: 493 Days

Day: 22.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,176,088 km

• M1: 53,706 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.42 AU - 1.8 AU

Year: 739 Days

Day: 19.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.77 AU - 1.79 AU

Year: 859 Days

Day: 40.1 Hours

Environment

Temp: -56 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.94 AU - 1.94 AU

Year: 977 Days

Day: 19.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.09 AU - 2.31 AU

Year: 1180 Days

Day: 24.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.5 AU - 2.78 AU

Year: 1551 Days

Day: 34.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 11.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.4

Radius: 12.7

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 9.43 AU - 13.69 AU

Year: 14214 Days

Day: 9.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 87,176,088 km

• M1: 166,652 km (0.104 R)
• M2: 365,767 km (0.109 R)
• M3: 444,904 km (0.119 R)
• M4: 836,102 km (0.074 R)
• M5: 1,237,773 km (0.099 R)
• M6: 1,392,457 km (0.066 R)
• M7: 1,721,722 km (0.073 R)
• M8: 2,288,997 km (0.057 R)
• M9: 2,481,380 km (0.111 R)
• M10: 3,681,604 km (0.099 R)
• M11: 4,039,741 km (0.117 R)
• M12: 4,477,763 km (0.119 R)
• M13: 4,895,590 km (0.094 R)
• M14: 5,109,366 km (0.062 R)
• M15: 5,399,137 km (0.101 R)
• M16: 5,844,041 km (0.063 R)
• M17: 6,070,981 km (0.118 R)
• M18: 6,572,582 km (0.031 R)
• M19: 6,690,316 km (0.075 R)
• M20: 6,967,670 km (0.119 R)
• M21: 7,574,888 km (0.112 R)
• M22: 8,796,804 km (0.079 R)
• M23: 9,144,619 km (0.118 R)
• M24: 9,541,352 km (0.096 R)
• M25: 9,898,742 km (0.113 R)
• M26: 10,033,978 km (0.042 R)
• M27: 10,719,136 km (0.068 R)
• M28: 11,325,157 km (0.115 R)
• M29: 11,419,404 km (0.101 R)
• M30: 11,608,795 km (0.069 R)
• M31: 11,703,789 km (0.071 R)
• M32: 11,894,527 km (0.028 R)
• M33: 12,327,762 km (0.081 R)
• M34: 14,061,302 km (0.063 R)
• M35: 16,081,322 km (0.117 R)
• M36: 16,240,494 km (0.107 R)
• M37: 16,936,274 km (0.112 R)
• M38: 17,260,602 km (0.118 R)
• M39: 17,587,025 km (0.114 R)
• M40: 17,860,639 km (0.087 R)
• M41: 17,970,444 km (0.091 R)
• M42: 18,135,750 km (0.107 R)
• M43: 18,857,410 km (0.106 R)
• M44: 19,531,797 km (0.108 R)
• M45: 19,872,132 km (0.094 R)
• M46: 20,962,402 km (0.075 R)
• M47: 21,078,190 km (0.105 R)
• M48: 21,252,472 km (0.119 R)
• M49: 22,130,911 km (0.116 R)
• M50: 22,544,998 km (0.113 R)
• M51: 23,802,368 km (0.115 R)
• M52: 24,592,244 km (0.11 R)
• M53: 24,714,466 km (0.039 R)
• M54: 25,761,950 km (0.065 R)
• M55: 26,072,814 km (0.068 R)
• M56: 26,510,089 km (0.062 R)
• M57: 28,411,628 km (0.114 R)
• M58: 29,573,554 km (0.109 R)
• M59: 29,703,555 km (0.071 R)
• M60: 30,356,699 km (0.113 R)
• M61: 32,210,666 km (0.086 R)
• M62: 34,033,067 km (0.085 R)
• M63: 34,374,150 km (0.061 R)
• M64: 35,819,265 km (0.102 R)
• M65: 36,375,021 km (0.098 R)
• M66: 36,584,159 km (0.071 R)
• M67: 39,482,468 km (0.115 R)
• M68: 39,697,441 km (0.104 R)
• M69: 39,912,712 km (0.101 R)
• M70: 40,128,432 km (0.093 R)
• M71: 40,416,707 km (0.075 R)
• M72: 41,430,981 km (0.036 R)
• M73: 43,484,660 km (0.076 R)
• M74: 44,300,417 km (0.086 R)
• M75: 44,822,215 km (0.093 R)
• M76: 44,971,813 km (0.089 R)
• M77: 46,929,899 km (0.092 R)
• M78: 47,081,591 km (0.075 R)
• M79: 47,309,579 km (0.054 R)
• M80: 48,531,644 km (0.066 R)
• M81: 49,069,448 km (0.061 R)
• M82: 50,073,698 km (0.11 R)
• M83: 50,228,831 km (0.105 R)
• M84: 50,384,114 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.9

Radius: 4.8

Gravity: 29.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 18.5 AU - 18.88 AU

Year: 29222 Days

Day: 22.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 87,176,088 km

• M1: 421,866 km (0.07 R)
• M2: 898,335 km (0.101 R)
• M3: 1,116,449 km (0.075 R)
• M4: 1,902,885 km (0.054 R)
• M5: 2,912,521 km (0.111 R)
• M6: 3,048,655 km (0.116 R)
• M7: 3,469,773 km (0.115 R)
• M8: 4,732,229 km (0.099 R)
• M9: 5,776,423 km (0.109 R)
• M10: 6,295,078 km (0.067 R)
• M11: 7,376,372 km (0.104 R)
• M12: 8,643,615 km (0.094 R)
• M13: 8,904,963 km (0.119 R)
• M14: 9,368,716 km (0.095 R)
• M15: 9,840,398 km (0.076 R)
• M16: 10,319,560 km (0.1 R)
• M17: 11,229,714 km (0.114 R)
• M18: 11,371,981 km (0.118 R)
• M19: 11,586,654 km (0.082 R)
• M20: 12,531,664 km (0.101 R)
• M21: 13,200,516 km (0.063 R)
• M22: 13,880,738 km (0.108 R)
• M23: 14,186,665 km (0.093 R)
• M24: 14,263,559 km (0.074 R)
• M25: 15,988,871 km (0.076 R)
• M26: 16,470,726 km (0.113 R)
• M27: 16,632,441 km (0.11 R)
• M28: 17,366,518 km (0.06 R)
• M29: 17,448,796 km (0.113 R)
• M30: 17,613,504 km (0.071 R)
• M31: 17,778,959 km (0.066 R)
• M32: 17,861,687 km (0.118 R)
• M33: 19,120,104 km (0.064 R)
• M34: 21,016,706 km (0.085 R)
• M35: 21,367,812 km (0.088 R)
• M36: 24,246,673 km (0.109 R)
• M37: 25,077,989 km (0.083 R)
• M38: 25,264,088 km (0.059 R)
• M39: 25,637,485 km (0.119 R)
• M40: 26,106,773 km (0.098 R)
• M41: 26,295,267 km (0.11 R)
• M42: 27,149,171 km (0.051 R)
• M43: 29,079,133 km (0.096 R)
• M44: 29,568,468 km (0.114 R)
• M45: 30,060,495 km (0.084 R)
• M46: 30,654,548 km (0.049 R)
• M47: 31,955,003 km (0.105 R)
• M48: 32,967,481 km (0.087 R)
• M49: 33,273,259 km (0.109 R)
• M50: 35,231,795 km (0.11 R)
• M51: 36,698,602 km (0.097 R)
• M52: 38,935,987 km (0.118 R)
• M53: 39,475,288 km (0.116 R)
• M54: 39,908,374 km (0.089 R)
• M55: 42,429,247 km (0.117 R)
• M56: 43,541,358 km (0.089 R)
• M57: 44,888,337 km (0.056 R)
• M58: 45,680,458 km (0.093 R)
• M59: 45,794,003 km (0.12 R)
• M60: 46,705,652 km (0.069 R)
• M61: 50,177,220 km (0.114 R)
• M62: 53,611,090 km (0.113 R)
• M63: 54,451,231 km (0.027 R)
• M64: 54,571,508 km (0.075 R)
• M65: 56,266,153 km (0.106 R)
• M66: 57,487,171 km (0.107 R)
• M67: 60,079,402 km (0.113 R)
• M68: 60,827,093 km (0.074 R)
• M69: 61,703,287 km (0.088 R)
• M70: 62,205,787 km (0.066 R)
• M71: 63,848,371 km (0.088 R)
• M72: 63,975,230 km (0.077 R)
• M73: 66,146,195 km (0.101 R)
• M74: 66,274,549 km (0.025 R)
• M75: 66,789,166 km (0.045 R)
• M76: 67,822,439 km (0.086 R)
• M77: 70,035,590 km (0.066 R)
• M78: 71,085,168 km (0.112 R)
• M79: 76,141,427 km (0.069 R)
• M80: 76,410,703 km (0.102 R)
• M81: 76,545,490 km (0.11 R)
• M82: 77,762,020 km (0.085 R)
• M83: 78,304,761 km (0.107 R)
• M84: 80,351,260 km (0.053 R)
• M85: 81,037,316 km (0.077 R)
• M86: 82,277,034 km (0.045 R)
• M87: 82,415,262 km (0.044 R)
• M88: 82,691,719 km (0.107 R)
• M89: 83,107,152 km (0.084 R)
• M90: 84,078,940 km (0.12 R)
• M91: 84,775,468 km (0.119 R)
• M92: 87,721,499 km (0.108 R)
• M93: 95,739,795 km (0.102 R)
• M94: 96,030,464 km (0.027 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.8

Radius: 5.7

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 16.74 AU - 23.06 AU

Year: 32105 Days

Day: 15.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 87,176,088 km

• M1: 111,301 km (0.092 R)
• M2: 335,997 km (0.104 R)
• M3: 690,843 km (0.106 R)
• M4: 820,694 km (0.104 R)
• M5: 1,103,733 km (0.061 R)
• M6: 1,351,018 km (0.05 R)
• M7: 1,415,645 km (0.114 R)
• M8: 2,229,457 km (0.041 R)
• M9: 2,541,219 km (0.12 R)
• M10: 3,601,569 km (0.099 R)
• M11: 4,781,148 km (0.051 R)
• M12: 5,131,207 km (0.074 R)
• M13: 6,722,928 km (0.079 R)
• M14: 7,284,818 km (0.079 R)
• M15: 7,571,447 km (0.088 R)
• M16: 8,096,686 km (0.032 R)
• M17: 8,573,454 km (0.115 R)
• M18: 9,553,918 km (0.107 R)
• M19: 9,678,982 km (0.103 R)
• M20: 10,504,912 km (0.051 R)
• M21: 10,959,091 km (0.114 R)
• M22: 11,419,553 km (0.092 R)
• M23: 12,223,642 km (0.098 R)
• M24: 12,495,611 km (0.119 R)
• M25: 13,463,509 km (0.045 R)
• M26: 13,533,671 km (0.105 R)
• M27: 13,744,454 km (0.057 R)
• M28: 14,743,020 km (0.119 R)
• M29: 16,508,424 km (0.073 R)
• M30: 16,809,116 km (0.05 R)
• M31: 17,339,740 km (0.096 R)
• M32: 19,199,989 km (0.106 R)
• M33: 21,613,003 km (0.033 R)
• M34: 21,941,819 km (0.099 R)
• M35: 22,189,703 km (0.099 R)
• M36: 22,938,440 km (0.095 R)
• M37: 24,119,665 km (0.077 R)
• M38: 24,546,318 km (0.104 R)
• M39: 24,889,346 km (0.071 R)
• M40: 25,234,169 km (0.109 R)
• M41: 26,716,684 km (0.109 R)
• M42: 26,804,647 km (0.083 R)
• M43: 26,892,910 km (0.037 R)
• M44: 28,047,955 km (0.094 R)
• M45: 29,310,112 km (0.06 R)
• M46: 32,076,027 km (0.098 R)
• M47: 34,827,880 km (0.046 R)
• M48: 35,020,562 km (0.05 R)
• M49: 35,988,610 km (0.096 R)
• M50: 37,555,797 km (0.061 R)
• M51: 38,845,481 km (0.09 R)
• M52: 38,945,262 km (0.107 R)
• M53: 39,245,206 km (0.087 R)
• M54: 41,366,055 km (0.111 R)
• M55: 41,467,931 km (0.064 R)
• M56: 41,774,308 km (0.101 R)
• M57: 45,192,470 km (0.114 R)
• M58: 45,823,473 km (0.105 R)
• M59: 46,140,022 km (0.099 R)
• M60: 50,975,774 km (0.106 R)
• M61: 52,512,742 km (0.083 R)
• M62: 53,397,913 km (0.055 R)
• M63: 58,353,193 km (0.095 R)
• M64: 59,499,711 km (0.062 R)
• M65: 59,614,751 km (0.098 R)
• M66: 61,001,225 km (0.084 R)
• M67: 61,117,163 km (0.07 R)
• M68: 61,582,113 km (0.117 R)
• M69: 62,164,647 km (0.073 R)
• M70: 63,100,831 km (0.095 R)
• M71: 63,335,550 km (0.117 R)
• M72: 64,513,633 km (0.084 R)
• M73: 66,532,905 km (0.118 R)
• M74: 67,610,309 km (0.09 R)
• M75: 68,452,395 km (0.1 R)
• M76: 68,693,547 km (0.079 R)
• M77: 69,539,972 km (0.076 R)
• M78: 70,025,267 km (0.089 R)
• M79: 70,268,214 km (0.081 R)
• M80: 70,633,383 km (0.036 R)
• M81: 71,732,329 km (0.114 R)
• M82: 71,854,849 km (0.1 R)
• M83: 72,100,040 km (0.106 R)
• M84: 73,206,466 km (0.095 R)
• M85: 73,700,139 km (0.082 R)
• M86: 75,560,987 km (0.113 R)
• M87: 76,810,129 km (0.11 R)
• M88: 77,814,380 km (0.085 R)
• M89: 78,696,558 km (0.115 R)
• M90: 79,962,605 km (0.113 R)
• M91: 80,470,939 km (0.098 R)
• M92: 84,059,193 km (0.106 R)
• M93: 84,964,410 km (0.066 R)
• M94: 87,045,466 km (0.077 R)

Kuiper Belt

Range: 30.3 - 48.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 11,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit