🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.6 AU - 0.96 AU

Year: 252 Days

Day: 26.8 Hours

Environment

Temp: 173 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.11 AU - 1.43 AU

Year: 523 Days

Day: 42.5 Hours

Environment

Temp: -13 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,215,647 km

• M1: 163,660 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.09 AU - 1.77 AU

Year: 625 Days

Day: 46.6 Hours

Environment

Temp: -21 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.64 AU - 1.72 AU

Year: 795 Days

Day: 29.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,215,647 km

• M1: 252,072 km (0.096 R)
• M2: 487,689 km (0.12 R)

Asteroid Belt

Center: 3.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.2

Radius: 8.1

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.68 AU - 5.16 AU

Year: 3986 Days

Day: 9.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 68,215,647 km

• M1: 102,923 km (0.106 R)
• M2: 168,597 km (0.118 R)
• M3: 264,639 km (0.094 R)
• M4: 322,084 km (0.076 R)
• M5: 410,197 km (0.056 R)
• M6: 554,559 km (0.063 R)
• M7: 613,202 km (0.098 R)
• M8: 814,261 km (0.074 R)
• M9: 1,110,315 km (0.115 R)
• M10: 1,186,461 km (0.066 R)
• M11: 1,343,838 km (0.12 R)
• M12: 1,438,982 km (0.089 R)
• M13: 1,564,495 km (0.073 R)
• M14: 1,856,809 km (0.065 R)
• M15: 1,917,396 km (0.115 R)
• M16: 2,182,184 km (0.099 R)
• M17: 2,310,988 km (0.062 R)
• M18: 2,409,124 km (0.106 R)
• M19: 2,508,756 km (0.029 R)
• M20: 2,746,617 km (0.072 R)
• M21: 2,850,887 km (0.113 R)
• M22: 3,244,329 km (0.114 R)
• M23: 3,373,133 km (0.055 R)
• M24: 3,635,827 km (0.107 R)
• M25: 3,846,909 km (0.092 R)
• M26: 4,022,687 km (0.064 R)
• M27: 4,101,674 km (0.1 R)
• M28: 4,382,021 km (0.08 R)
• M29: 4,565,727 km (0.1 R)
• M30: 4,627,511 km (0.07 R)
• M31: 4,689,444 km (0.086 R)
• M32: 5,368,768 km (0.1 R)
• M33: 5,499,517 km (0.08 R)
• M34: 5,565,340 km (0.119 R)
• M35: 6,078,461 km (0.101 R)
• M36: 6,513,790 km (0.112 R)
• M37: 6,700,040 km (0.102 R)
• M38: 6,840,961 km (0.094 R)
• M39: 7,173,667 km (0.063 R)
• M40: 7,366,050 km (0.111 R)
• M41: 7,462,989 km (0.118 R)
• M42: 7,584,612 km (0.084 R)
• M43: 7,854,636 km (0.104 R)
• M44: 8,077,986 km (0.109 R)
• M45: 8,530,819 km (0.102 R)
• M46: 8,966,148 km (0.072 R)
• M47: 9,540,305 km (0.051 R)
• M48: 9,645,921 km (0.109 R)
• M49: 9,805,243 km (0.119 R)
• M50: 9,858,500 km (0.069 R)
• M51: 10,477,984 km (0.101 R)
• M52: 10,614,418 km (0.106 R)
• M53: 10,723,923 km (0.044 R)
• M54: 10,806,352 km (0.103 R)
• M55: 10,888,930 km (0.112 R)
• M56: 10,999,333 km (0.117 R)
• M57: 11,193,511 km (0.108 R)
• M58: 11,444,985 km (0.095 R)
• M59: 11,585,457 km (0.104 R)
• M60: 12,613,494 km (0.109 R)
• M61: 12,816,798 km (0.061 R)
• M62: 12,991,977 km (0.119 R)
• M63: 13,849,472 km (0.067 R)
• M64: 15,092,929 km (0.111 R)
• M65: 15,339,766 km (0.116 R)
• M66: 15,494,749 km (0.116 R)
• M67: 17,652,698 km (0.084 R)
• M68: 17,847,624 km (0.085 R)
• M69: 17,912,699 km (0.09 R)
• M70: 18,075,911 km (0.076 R)
• M71: 18,898,998 km (0.063 R)
• M72: 19,198,344 km (0.103 R)
• M73: 19,298,574 km (0.078 R)
• M74: 19,365,444 km (0.104 R)
• M75: 19,465,825 km (0.089 R)
• M76: 19,869,290 km (0.057 R)
• M77: 20,343,366 km (0.104 R)
• M78: 20,513,608 km (0.099 R)
• M79: 21,164,957 km (0.094 R)
• M80: 21,649,205 km (0.061 R)
• M81: 22,067,032 km (0.038 R)
• M82: 22,137,044 km (0.088 R)
• M83: 23,123,642 km (0.051 R)
• M84: 23,872,978 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.8

Radius: 13.5

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 7.03 AU - 10.73 AU

Year: 9665 Days

Day: 13.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 68,215,647 km

• M1: 198,666 km (0.106 R)
• M2: 305,778 km (0.105 R)
• M3: 846,874 km (0.111 R)
• M4: 1,163,871 km (0.053 R)
• M5: 1,636,900 km (0.107 R)
• M6: 1,807,741 km (0.103 R)
• M7: 2,088,536 km (0.085 R)
• M8: 2,356,316 km (0.111 R)
• M9: 2,578,768 km (0.074 R)
• M10: 2,808,251 km (0.097 R)
• M11: 3,134,973 km (0.051 R)
• M12: 3,256,895 km (0.096 R)
• M13: 3,411,579 km (0.074 R)
• M14: 3,792,904 km (0.088 R)
• M15: 4,221,802 km (0.077 R)
• M16: 4,666,257 km (0.11 R)
• M17: 4,841,286 km (0.104 R)
• M18: 5,125,971 km (0.102 R)
• M19: 5,674,546 km (0.102 R)
• M20: 5,861,544 km (0.037 R)
• M21: 6,203,525 km (0.045 R)
• M22: 6,357,610 km (0.108 R)
• M23: 6,473,997 km (0.111 R)
• M24: 7,349,444 km (0.088 R)
• M25: 8,262,141 km (0.106 R)
• M26: 8,431,934 km (0.108 R)
• M27: 10,696,996 km (0.082 R)
• M28: 10,789,597 km (0.111 R)
• M29: 11,491,809 km (0.053 R)
• M30: 11,776,793 km (0.036 R)
• M31: 12,160,661 km (0.047 R)
• M32: 14,089,875 km (0.1 R)
• M33: 14,753,940 km (0.065 R)
• M34: 14,857,013 km (0.081 R)
• M35: 16,059,631 km (0.096 R)
• M36: 16,807,022 km (0.114 R)
• M37: 17,184,906 km (0.094 R)
• M38: 17,674,988 km (0.076 R)
• M39: 19,398,206 km (0.071 R)
• M40: 20,710,928 km (0.026 R)
• M41: 21,348,963 km (0.11 R)
• M42: 21,875,846 km (0.116 R)
• M43: 23,061,858 km (0.082 R)
• M44: 23,181,686 km (0.12 R)
• M45: 23,361,652 km (0.084 R)
• M46: 23,602,505 km (0.119 R)
• M47: 24,086,454 km (0.112 R)
• M48: 24,634,880 km (0.089 R)
• M49: 25,434,331 km (0.084 R)
• M50: 25,868,314 km (0.11 R)
• M51: 25,992,780 km (0.087 R)
• M52: 26,242,309 km (0.046 R)
• M53: 26,430,054 km (0.062 R)
• M54: 28,523,676 km (0.084 R)
• M55: 28,974,564 km (0.116 R)
• M56: 29,883,521 km (0.084 R)
• M57: 30,407,114 km (0.111 R)
• M58: 30,867,725 km (0.107 R)
• M59: 31,996,142 km (0.103 R)
• M60: 32,330,643 km (0.118 R)
• M61: 33,883,918 km (0.084 R)
• M62: 34,293,217 km (0.074 R)
• M63: 34,498,466 km (0.102 R)
• M64: 36,154,963 km (0.102 R)
• M65: 37,837,341 km (0.075 R)
• M66: 38,190,990 km (0.106 R)
• M67: 38,403,718 km (0.09 R)
• M68: 38,687,954 km (0.072 R)
• M69: 39,616,807 km (0.086 R)
• M70: 40,552,841 km (0.083 R)
• M71: 41,787,921 km (0.072 R)
• M72: 42,740,860 km (0.078 R)
• M73: 44,593,180 km (0.034 R)
• M74: 45,566,913 km (0.118 R)
• M75: 46,245,040 km (0.056 R)
• M76: 47,154,446 km (0.104 R)
• M77: 49,685,642 km (0.086 R)
• M78: 49,840,475 km (0.113 R)
• M79: 50,772,769 km (0.1 R)
• M80: 51,006,740 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 185

Radius: 3.5

Gravity: 15.1 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 17.4 AU - 22.6 AU

Year: 32669 Days

Day: 20.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 68,215,647 km

• M1: 156,479 km (0.051 R)
• M2: 568,622 km (0.112 R)
• M3: 851,960 km (0.116 R)
• M4: 1,199,476 km (0.094 R)
• M5: 1,673,701 km (0.071 R)
• M6: 1,792,930 km (0.104 R)
• M7: 1,884,185 km (0.113 R)
• M8: 2,598,814 km (0.119 R)
• M9: 2,633,072 km (0.109 R)
• M10: 2,667,480 km (0.094 R)
• M11: 2,842,060 km (0.072 R)
• M12: 3,165,491 km (0.114 R)
• M13: 4,043,630 km (0.115 R)
• M14: 4,488,535 km (0.102 R)
• M15: 4,906,511 km (0.073 R)
• M16: 5,600,495 km (0.044 R)
• M17: 7,465,383 km (0.029 R)
• M18: 7,661,505 km (0.103 R)
• M19: 8,513,914 km (0.115 R)
• M20: 8,565,076 km (0.086 R)
• M21: 9,554,666 km (0.103 R)
• M22: 10,800,218 km (0.027 R)
• M23: 11,245,422 km (0.098 R)
• M24: 13,558,803 km (0.116 R)
• M25: 13,918,137 km (0.12 R)
• M26: 14,768,751 km (0.096 R)
• M27: 14,953,205 km (0.109 R)
• M28: 17,031,867 km (0.102 R)
• M29: 17,225,297 km (0.088 R)
• M30: 17,549,177 km (0.073 R)
• M31: 18,466,960 km (0.102 R)
• M32: 18,665,626 km (0.063 R)
• M33: 20,553,999 km (0.104 R)
• M34: 21,590,413 km (0.095 R)
• M35: 22,220,370 km (0.099 R)
• M36: 22,785,252 km (0.112 R)
• M37: 23,140,846 km (0.108 R)
• M38: 24,145,994 km (0.098 R)
• M39: 24,799,737 km (0.11 R)
• M40: 25,165,354 km (0.081 R)
• M41: 25,606,518 km (0.053 R)
• M42: 25,828,072 km (0.051 R)
• M43: 28,078,174 km (0.09 R)
• M44: 28,154,170 km (0.054 R)
• M45: 28,918,764 km (0.105 R)
• M46: 29,845,224 km (0.05 R)
• M47: 30,312,119 km (0.059 R)
• M48: 31,727,016 km (0.093 R)
• M49: 31,806,302 km (0.102 R)
• M50: 32,602,313 km (0.077 R)
• M51: 33,002,786 km (0.118 R)
• M52: 33,808,670 km (0.103 R)
• M53: 34,213,931 km (0.087 R)
• M54: 34,376,544 km (0.074 R)
• M55: 34,702,517 km (0.06 R)
• M56: 34,784,198 km (0.104 R)
• M57: 35,686,422 km (0.073 R)
• M58: 36,596,426 km (0.094 R)
• M59: 37,179,559 km (0.102 R)
• M60: 38,439,322 km (0.086 R)
• M61: 38,608,368 km (0.078 R)
• M62: 39,627,578 km (0.112 R)
• M63: 39,798,419 km (0.082 R)
• M64: 43,000,861 km (0.077 R)
• M65: 43,088,675 km (0.118 R)
• M66: 43,352,117 km (0.047 R)
• M67: 43,704,120 km (0.046 R)
• M68: 44,854,977 km (0.034 R)
• M69: 45,478,800 km (0.087 R)
• M70: 45,568,259 km (0.098 R)
• M71: 46,015,856 km (0.066 R)
• M72: 47,367,473 km (0.106 R)
• M73: 47,730,098 km (0.091 R)
• M74: 47,820,904 km (0.043 R)
• M75: 48,732,105 km (0.086 R)
• M76: 48,823,509 km (0.079 R)
• M77: 50,479,109 km (0.092 R)
• M78: 52,059,461 km (0.064 R)
• M79: 52,340,106 km (0.111 R)
• M80: 53,467,326 km (0.105 R)
• M81: 55,459,371 km (0.08 R)
• M82: 55,746,001 km (0.109 R)
• M83: 55,841,594 km (0.057 R)
• M84: 56,128,822 km (0.116 R)
• M85: 57,186,030 km (0.105 R)
• M86: 58,541,237 km (0.065 R)
• M87: 63,266,884 km (0.101 R)
• M88: 64,066,335 km (0.103 R)
• M89: 64,668,168 km (0.095 R)
• M90: 65,070,287 km (0.067 R)
• M91: 65,372,624 km (0.115 R)
• M92: 66,687,589 km (0.113 R)
• M93: 67,195,624 km (0.095 R)
• M94: 67,399,226 km (0.1 R)
• M95: 67,501,102 km (0.038 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 149 - 17,224 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit