🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.58 AU - 0.64 AU

Year: 179 Days

Day: 36.9 Hours

Environment

Temp: 122 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.65 AU - 0.93 AU

Year: 265 Days

Day: 14.1 Hours

Environment

Temp: 135 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.06 AU - 1.4 AU

Year: 514 Days

Day: 16.5 Hours

Environment

Temp: -22 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 76,419,843 km

• M1: 681,717 km (0.115 R)
• M2: 901,178 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.5

Radius: 13.9

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.4 AU - 8.32 AU

Year: 8302 Days

Day: 10.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 76,419,843 km

• M1: 340,186 km (0.094 R)
• M2: 789,129 km (0.088 R)
• M3: 896,390 km (0.085 R)
• M4: 1,162,076 km (0.058 R)
• M5: 1,304,942 km (0.073 R)
• M6: 1,473,240 km (0.097 R)
• M7: 1,649,017 km (0.054 R)
• M8: 1,852,919 km (0.083 R)
• M9: 2,286,304 km (0.07 R)
• M10: 2,422,588 km (0.114 R)
• M11: 2,585,201 km (0.101 R)
• M12: 3,020,231 km (0.048 R)
• M13: 3,374,778 km (0.102 R)
• M14: 3,478,749 km (0.089 R)
• M15: 4,291,813 km (0.076 R)
• M16: 5,072,864 km (0.033 R)
• M17: 5,162,323 km (0.088 R)
• M18: 5,525,846 km (0.109 R)
• M19: 6,214,146 km (0.113 R)
• M20: 7,095,876 km (0.093 R)
• M21: 7,330,894 km (0.081 R)
• M22: 7,774,302 km (0.061 R)
• M23: 8,261,542 km (0.074 R)
• M24: 8,473,523 km (0.072 R)
• M25: 8,974,975 km (0.119 R)
• M26: 9,083,732 km (0.084 R)
• M27: 10,119,847 km (0.111 R)
• M28: 10,499,078 km (0.106 R)
• M29: 10,613,670 km (0.081 R)
• M30: 11,232,257 km (0.118 R)
• M31: 11,467,275 km (0.12 R)
• M32: 12,545,128 km (0.062 R)
• M33: 12,666,901 km (0.116 R)
• M34: 14,327,736 km (0.119 R)
• M35: 14,582,800 km (0.082 R)
• M36: 17,079,888 km (0.109 R)
• M37: 17,667,808 km (0.088 R)
• M38: 17,941,422 km (0.116 R)
• M39: 18,539,066 km (0.051 R)
• M40: 18,817,168 km (0.103 R)
• M41: 19,049,793 km (0.09 R)
• M42: 19,706,677 km (0.102 R)
• M43: 19,848,346 km (0.081 R)
• M44: 20,514,206 km (0.115 R)
• M45: 21,332,656 km (0.086 R)
• M46: 22,210,945 km (0.113 R)
• M47: 23,001,421 km (0.069 R)
• M48: 23,300,317 km (0.068 R)
• M49: 23,400,249 km (0.112 R)
• M50: 23,550,295 km (0.108 R)
• M51: 23,901,850 km (0.058 R)
• M52: 24,559,333 km (0.119 R)
• M53: 26,306,935 km (0.061 R)
• M54: 27,988,116 km (0.04 R)
• M55: 28,094,331 km (0.103 R)
• M56: 28,253,951 km (0.042 R)
• M57: 28,627,647 km (0.092 R)
• M58: 28,895,427 km (0.093 R)
• M59: 30,083,833 km (0.065 R)
• M60: 30,247,193 km (0.083 R)
• M61: 30,356,250 km (0.093 R)
• M62: 31,178,141 km (0.11 R)
• M63: 31,288,245 km (0.066 R)
• M64: 31,508,902 km (0.092 R)
• M65: 31,619,455 km (0.035 R)
• M66: 31,840,860 km (0.057 R)
• M67: 33,461,902 km (0.087 R)
• M68: 33,857,140 km (0.093 R)
• M69: 33,970,385 km (0.11 R)
• M70: 34,481,412 km (0.117 R)
• M71: 35,109,573 km (0.098 R)
• M72: 35,396,352 km (0.026 R)
• M73: 35,856,665 km (0.051 R)
• M74: 36,377,116 km (0.05 R)
• M75: 36,667,336 km (0.1 R)
• M76: 37,483,841 km (0.075 R)
• M77: 37,718,261 km (0.11 R)
• M78: 38,897,690 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.5

Radius: 7.5

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 13.52 AU - 16.62 AU

Year: 22039 Days

Day: 19.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 76,419,843 km

• M1: 95,743 km (0.115 R)
• M2: 571,763 km (0.101 R)
• M3: 636,539 km (0.111 R)
• M4: 726,896 km (0.106 R)
• M5: 1,024,596 km (0.054 R)
• M6: 1,159,383 km (0.111 R)
• M7: 1,387,371 km (0.067 R)
• M8: 1,506,899 km (0.114 R)
• M9: 1,567,935 km (0.114 R)
• M10: 2,293,036 km (0.11 R)
• M11: 2,470,758 km (0.077 R)
• M12: 3,031,152 km (0.094 R)
• M13: 4,220,754 km (0.082 R)
• M14: 4,571,861 km (0.106 R)
• M15: 4,932,391 km (0.106 R)
• M16: 6,166,723 km (0.119 R)
• M17: 7,022,722 km (0.085 R)
• M18: 7,702,346 km (0.044 R)
• M19: 8,899,727 km (0.09 R)
• M20: 9,179,774 km (0.088 R)
• M21: 10,980,633 km (0.045 R)
• M22: 11,828,704 km (0.117 R)
• M23: 13,076,499 km (0.049 R)
• M24: 13,267,237 km (0.12 R)
• M25: 14,104,536 km (0.066 R)
• M26: 15,292,044 km (0.044 R)
• M27: 15,762,380 km (0.111 R)
• M28: 16,101,368 km (0.1 R)
• M29: 18,255,578 km (0.115 R)
• M30: 19,838,622 km (0.109 R)
• M31: 20,646,451 km (0.052 R)
• M32: 21,615,097 km (0.11 R)
• M33: 21,840,691 km (0.094 R)
• M34: 22,750,994 km (0.083 R)
• M35: 23,287,751 km (0.093 R)
• M36: 23,906,189 km (0.115 R)
• M37: 24,686,940 km (0.119 R)
• M38: 26,193,241 km (0.029 R)
• M39: 26,755,579 km (0.093 R)
• M40: 26,916,995 km (0.079 R)
• M41: 27,565,951 km (0.086 R)
• M42: 28,713,965 km (0.114 R)
• M43: 29,543,635 km (0.067 R)
• M44: 29,626,961 km (0.079 R)
• M45: 29,877,537 km (0.033 R)
• M46: 31,056,518 km (0.043 R)
• M47: 31,226,162 km (0.104 R)
• M48: 31,311,134 km (0.04 R)
• M49: 31,566,497 km (0.101 R)
• M50: 31,822,459 km (0.071 R)
• M51: 33,285,975 km (0.12 R)
• M52: 33,546,575 km (0.058 R)
• M53: 33,633,640 km (0.069 R)
• M54: 33,720,706 km (0.076 R)
• M55: 34,069,718 km (0.051 R)
• M56: 35,035,821 km (0.116 R)
• M57: 35,655,306 km (0.068 R)
• M58: 36,994,955 km (0.1 R)
• M59: 38,533,120 km (0.082 R)
• M60: 38,897,990 km (0.059 R)
• M61: 40,739,839 km (0.11 R)
• M62: 41,858,531 km (0.079 R)
• M63: 42,515,715 km (0.102 R)
• M64: 43,555,420 km (0.108 R)
• M65: 43,840,404 km (0.053 R)
• M66: 43,935,548 km (0.035 R)
• M67: 44,221,280 km (0.089 R)
• M68: 44,603,353 km (0.106 R)
• M69: 44,986,623 km (0.116 R)
• M70: 46,142,566 km (0.109 R)
• M71: 47,210,844 km (0.07 R)
• M72: 49,470,669 km (0.087 R)
• M73: 49,867,253 km (0.1 R)
• M74: 51,263,750 km (0.084 R)
• M75: 52,369,876 km (0.064 R)
• M76: 56,561,758 km (0.082 R)
• M77: 58,540,489 km (0.037 R)
• M78: 59,170,147 km (0.08 R)
• M79: 59,801,898 km (0.099 R)
• M80: 61,391,226 km (0.085 R)
• M81: 62,137,720 km (0.106 R)
• M82: 62,351,495 km (0.094 R)
• M83: 63,424,411 km (0.043 R)
• M84: 64,503,161 km (0.118 R)
• M85: 67,117,234 km (0.09 R)
• M86: 72,223,159 km (0.117 R)
• M87: 72,448,005 km (0.041 R)
• M88: 72,673,000 km (0.11 R)
• M89: 73,801,716 km (0.043 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 10,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit