🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.79 AU - 0.93 AU

Year: 304 Days

Day: 29.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 20.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.71 AU - 1.15 AU

Year: 342 Days

Day: 47.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 23.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.27 AU - 1.39 AU

Year: 584 Days

Day: 18.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,669,596 km

• M1: 907,610 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.33 AU - 1.35 AU

Year: 591 Days

Day: 46.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,669,596 km

• M1: 202,556 km (0.083 R)
• M2: 293,511 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.49 AU - 3.07 AU

Year: 1765 Days

Day: 27.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.7

Radius: 9.1

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.22 AU - 6.96 AU

Year: 5033 Days

Day: 13.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 100,669,596 km

• M1: 170,242 km (0.102 R)
• M2: 325,076 km (0.098 R)
• M3: 535,411 km (0.078 R)
• M4: 687,851 km (0.07 R)
• M5: 841,787 km (0.117 R)
• M6: 1,199,177 km (0.12 R)
• M7: 1,721,273 km (0.082 R)
• M8: 2,463,129 km (0.077 R)
• M9: 2,683,038 km (0.077 R)
• M10: 3,014,397 km (0.045 R)
• M11: 3,184,939 km (0.106 R)
• M12: 3,424,894 km (0.081 R)
• M13: 3,991,870 km (0.118 R)
• M14: 4,636,936 km (0.11 R)
• M15: 5,135,545 km (0.11 R)
• M16: 5,339,896 km (0.084 R)
• M17: 5,468,849 km (0.113 R)
• M18: 5,572,820 km (0.109 R)
• M19: 5,703,868 km (0.057 R)
• M20: 5,835,813 km (0.066 R)
• M21: 5,915,399 km (0.077 R)
• M22: 6,237,782 km (0.104 R)
• M23: 6,319,164 km (0.093 R)
• M24: 6,483,273 km (0.1 R)
• M25: 6,815,529 km (0.073 R)
• M26: 6,983,827 km (0.111 R)
• M27: 7,181,895 km (0.062 R)
• M28: 7,554,543 km (0.1 R)
• M29: 7,816,339 km (0.101 R)
• M30: 7,933,624 km (0.079 R)
• M31: 8,140,368 km (0.111 R)
• M32: 8,259,298 km (0.099 R)
• M33: 9,015,665 km (0.069 R)
• M34: 9,417,635 km (0.113 R)
• M35: 9,605,230 km (0.086 R)
• M36: 9,952,298 km (0.038 R)
• M37: 10,079,456 km (0.036 R)
• M38: 10,399,894 km (0.117 R)
• M39: 10,919,597 km (0.088 R)
• M40: 10,985,121 km (0.082 R)
• M41: 11,116,618 km (0.102 R)
• M42: 11,281,774 km (0.039 R)
• M43: 11,547,759 km (0.103 R)
• M44: 12,494,713 km (0.095 R)
• M45: 13,047,029 km (0.088 R)
• M46: 13,607,273 km (0.097 R)
• M47: 14,498,278 km (0.057 R)
• M48: 14,642,640 km (0.109 R)
• M49: 15,334,829 km (0.1 R)
• M50: 15,814,440 km (0.099 R)
• M51: 16,000,240 km (0.102 R)
• M52: 16,712,925 km (0.082 R)
• M53: 16,826,469 km (0.039 R)
• M54: 17,054,157 km (0.078 R)
• M55: 17,282,892 km (0.09 R)
• M56: 17,397,634 km (0.118 R)
• M57: 17,589,568 km (0.065 R)
• M58: 17,743,504 km (0.087 R)
• M59: 17,820,697 km (0.069 R)
• M60: 18,052,873 km (0.101 R)
• M61: 18,324,842 km (0.095 R)
• M62: 18,559,261 km (0.081 R)
• M63: 18,676,696 km (0.081 R)
• M64: 18,951,956 km (0.081 R)
• M65: 19,228,562 km (0.109 R)
• M66: 19,426,929 km (0.045 R)
• M67: 19,546,159 km (0.067 R)
• M68: 19,985,827 km (0.046 R)
• M69: 21,119,779 km (0.096 R)
• M70: 21,447,548 km (0.12 R)
• M71: 21,735,823 km (0.111 R)
• M72: 21,859,690 km (0.099 R)
• M73: 22,985,414 km (0.071 R)
• M74: 23,407,130 km (0.102 R)
• M75: 23,959,296 km (0.112 R)
• M76: 24,386,846 km (0.073 R)
• M77: 25,772,123 km (0.043 R)
• M78: 26,078,499 km (0.087 R)
• M79: 26,254,127 km (0.096 R)
• M80: 26,694,992 km (0.089 R)
• M81: 27,049,389 km (0.068 R)
• M82: 28,302,122 km (0.084 R)
• M83: 28,392,329 km (0.09 R)
• M84: 28,799,385 km (0.117 R)
• M85: 29,208,386 km (0.05 R)
• M86: 29,345,268 km (0.09 R)
• M87: 29,986,295 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.5

Radius: 3.7

Gravity: 18.59 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 15.1 AU - 15.52 AU

Year: 22812 Days

Day: 20 Hours

Environment

Temp: -188 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 100,669,596 km

• M1: 80,932 km (0.064 R)
• M2: 240,703 km (0.105 R)
• M3: 634,744 km (0.086 R)
• M4: 794,813 km (0.111 R)
• M5: 879,486 km (0.064 R)
• M6: 967,150 km (0.063 R)
• M7: 1,222,813 km (0.084 R)
• M8: 1,320,949 km (0.094 R)
• M9: 1,711,100 km (0.086 R)
• M10: 2,076,119 km (0.101 R)
• M11: 2,342,703 km (0.119 R)
• M12: 2,495,442 km (0.118 R)
• M13: 2,810,495 km (0.103 R)
• M14: 3,651,983 km (0.093 R)
• M15: 4,045,126 km (0.054 R)
• M16: 4,451,584 km (0.111 R)
• M17: 4,909,802 km (0.104 R)
• M18: 5,105,177 km (0.105 R)
• M19: 5,263,152 km (0.084 R)
• M20: 5,503,406 km (0.102 R)
• M21: 6,035,825 km (0.108 R)
• M22: 6,287,150 km (0.104 R)
• M23: 7,149,282 km (0.086 R)
• M24: 7,370,537 km (0.116 R)
• M25: 7,819,929 km (0.042 R)
• M26: 8,002,140 km (0.057 R)
• M27: 8,047,767 km (0.055 R)
• M28: 9,606,278 km (0.092 R)
• M29: 10,096,510 km (0.115 R)
• M30: 10,494,440 km (0.113 R)
• M31: 11,408,633 km (0.082 R)
• M32: 13,149,503 km (0.108 R)
• M33: 13,693,291 km (0.12 R)
• M34: 13,857,849 km (0.119 R)
• M35: 14,522,512 km (0.097 R)
• M36: 15,595,877 km (0.094 R)
• M37: 18,419,238 km (0.104 R)
• M38: 18,540,263 km (0.118 R)
• M39: 20,386,749 km (0.098 R)
• M40: 22,162,326 km (0.108 R)
• M41: 22,290,980 km (0.048 R)
• M42: 22,355,457 km (0.089 R)
• M43: 23,657,407 km (0.112 R)
• M44: 23,723,081 km (0.108 R)
• M45: 24,383,855 km (0.109 R)
• M46: 25,117,632 km (0.117 R)
• M47: 25,790,972 km (0.105 R)
• M48: 26,333,863 km (0.074 R)
• M49: 26,675,096 km (0.068 R)
• M50: 27,155,305 km (0.109 R)
• M51: 28,193,963 km (0.112 R)
• M52: 28,473,112 km (0.057 R)
• M53: 28,893,482 km (0.08 R)
• M54: 29,457,317 km (0.108 R)
• M55: 30,024,741 km (0.103 R)
• M56: 31,386,680 km (0.106 R)
• M57: 32,403,048 km (0.089 R)
• M58: 32,915,421 km (0.094 R)
• M59: 33,947,796 km (0.106 R)
• M60: 34,691,896 km (0.067 R)
• M61: 35,441,232 km (0.105 R)
• M62: 35,742,372 km (0.093 R)
• M63: 35,817,919 km (0.081 R)
• M64: 35,893,316 km (0.117 R)
• M65: 36,955,910 km (0.079 R)
• M66: 37,491,022 km (0.042 R)
• M67: 37,797,847 km (0.091 R)
• M68: 40,204,727 km (0.12 R)
• M69: 40,361,655 km (0.108 R)
• M70: 41,466,136 km (0.106 R)
• M71: 42,261,099 km (0.077 R)
• M72: 44,189,565 km (0.098 R)
• M73: 45,900,367 km (0.062 R)
• M74: 46,393,142 km (0.104 R)
• M75: 46,970,141 km (0.037 R)
• M76: 47,549,683 km (0.089 R)
• M77: 48,131,469 km (0.091 R)
• M78: 48,214,795 km (0.082 R)
• M79: 48,715,649 km (0.071 R)
• M80: 48,883,049 km (0.113 R)
• M81: 50,906,061 km (0.058 R)
• M82: 52,013,235 km (0.091 R)
• M83: 54,598,436 km (0.088 R)
• M84: 54,685,202 km (0.071 R)
• M85: 55,120,383 km (0.105 R)
• M86: 55,207,598 km (0.109 R)
• M87: 55,294,814 km (0.103 R)
• M88: 55,731,490 km (0.093 R)
• M89: 56,081,699 km (0.045 R)
• M90: 57,048,699 km (0.052 R)
• M91: 58,020,936 km (0.078 R)
• M92: 58,198,359 km (0.109 R)
• M93: 59,266,488 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.3

Radius: 5.6

Gravity: 31.58 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 15.02 AU - 17.8 AU

Year: 25314 Days

Day: 17.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 100,669,596 km

• M1: 72,854 km (0.101 R)
• M2: 170,242 km (0.078 R)
• M3: 292,613 km (0.113 R)
• M4: 814,860 km (0.107 R)
• M5: 1,160,879 km (0.091 R)
• M6: 1,622,688 km (0.056 R)
• M7: 1,814,323 km (0.092 R)
• M8: 1,893,011 km (0.062 R)
• M9: 2,094,669 km (0.098 R)
• M10: 2,388,779 km (0.08 R)
• M11: 2,740,633 km (0.094 R)
• M12: 3,443,593 km (0.116 R)
• M13: 3,541,430 km (0.087 R)
• M14: 3,789,912 km (0.106 R)
• M15: 3,840,327 km (0.1 R)
• M16: 3,992,917 km (0.093 R)
• M17: 4,251,571 km (0.04 R)
• M18: 4,622,724 km (0.112 R)
• M19: 7,497,546 km (0.065 R)
• M20: 8,865,918 km (0.107 R)
• M21: 8,932,938 km (0.061 R)
• M22: 11,384,099 km (0.068 R)
• M23: 15,134,667 km (0.093 R)
• M24: 15,215,001 km (0.068 R)
• M25: 15,375,819 km (0.093 R)
• M26: 17,014,813 km (0.111 R)
• M27: 18,967,364 km (0.063 R)
• M28: 20,632,838 km (0.117 R)
• M29: 24,101,563 km (0.038 R)
• M30: 24,571,301 km (0.109 R)
• M31: 26,190,548 km (0.102 R)
• M32: 26,770,389 km (0.103 R)
• M33: 27,745,917 km (0.057 R)
• M34: 27,844,203 km (0.045 R)
• M35: 29,031,561 km (0.077 R)
• M36: 29,531,218 km (0.076 R)
• M37: 29,631,449 km (0.109 R)
• M38: 31,251,145 km (0.118 R)
• M39: 35,423,878 km (0.071 R)
• M40: 35,743,868 km (0.072 R)
• M41: 35,850,681 km (0.119 R)
• M42: 36,494,101 km (0.082 R)
• M43: 37,033,252 km (0.083 R)
• M44: 38,885,723 km (0.103 R)
• M45: 40,100,457 km (0.112 R)
• M46: 40,433,761 km (0.077 R)
• M47: 40,656,662 km (0.118 R)
• M48: 42,114,793 km (0.114 R)
• M49: 46,008,526 km (0.1 R)
• M50: 47,409,959 km (0.054 R)
• M51: 48,706,823 km (0.079 R)
• M52: 48,825,304 km (0.043 R)
• M53: 51,576,858 km (0.098 R)
• M54: 52,545,654 km (0.042 R)
• M55: 53,032,296 km (0.114 R)
• M56: 54,009,918 km (0.034 R)
• M57: 54,378,228 km (0.036 R)
• M58: 54,501,047 km (0.052 R)
• M59: 58,231,270 km (0.048 R)
• M60: 60,000,116 km (0.091 R)
• M61: 61,146,484 km (0.098 R)
• M62: 62,043,024 km (0.101 R)
• M63: 62,300,033 km (0.065 R)
• M64: 62,428,687 km (0.098 R)
• M65: 63,331,511 km (0.088 R)
• M66: 64,108,821 km (0.051 R)
• M67: 64,628,674 km (0.11 R)
• M68: 66,722,446 km (0.114 R)
• M69: 68,705,365 km (0.038 R)
• M70: 69,237,485 km (0.092 R)
• M71: 70,439,504 km (0.092 R)
• M72: 70,841,772 km (0.12 R)
• M73: 71,648,554 km (0.11 R)
• M74: 72,458,327 km (0.071 R)
• M75: 72,864,485 km (0.102 R)
• M76: 73,407,077 km (0.099 R)
• M77: 73,814,881 km (0.083 R)
• M78: 74,496,149 km (0.112 R)
• M79: 74,769,315 km (0.117 R)
• M80: 75,042,780 km (0.088 R)
• M81: 76,277,411 km (0.1 R)
• M82: 78,488,916 km (0.113 R)
• M83: 80,441,169 km (0.086 R)
• M84: 84,535,812 km (0.041 R)
• M85: 87,255,052 km (0.104 R)
• M86: 90,148,126 km (0.033 R)
• M87: 93,366,873 km (0.114 R)
• M88: 93,956,139 km (0.11 R)
• M89: 94,546,602 km (0.08 R)
• M90: 94,842,208 km (0.051 R)
• M91: 96,325,321 km (0.061 R)
• M92: 97,517,466 km (0.12 R)
• M93: 98,264,857 km (0.068 R)
• M94: 99,164,389 km (0.082 R)
• M95: 100,367,904 km (0.12 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: 471 - 14,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit