🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.5 AU - 0.64 AU

Year: 159 Days

Day: 20 Hours

Environment

Temp: 201 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.51 AU - 0.65 AU

Year: 163 Days

Day: 37.2 Hours

Environment

Temp: 234 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,856,215 km

• M1: 182,061 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.71 AU - 0.81 AU

Year: 244 Days

Day: 27.3 Hours

Environment

Temp: 135 °C

Axial Tilt: 47.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.7 AU - 1.08 AU

Year: 310 Days

Day: 37.1 Hours

Environment

Temp: 105 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,856,215 km

• M1: 351,405 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.05 AU - 1.29 AU

Year: 467 Days

Day: 18.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 38,856,215 km

• M1: 753,973 km (0.113 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.96 AU - 4.16 AU

Year: 3018 Days

Day: 18.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.8

Radius: 14.1

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.47 AU - 6.03 AU

Year: 5087 Days

Day: 12.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 38,856,215 km

• M1: 194,776 km (0.088 R)
• M2: 318,943 km (0.104 R)
• M3: 481,855 km (0.071 R)
• M4: 581,487 km (0.117 R)
• M5: 681,269 km (0.084 R)
• M6: 825,481 km (0.103 R)
• M7: 1,245,552 km (0.099 R)
• M8: 1,450,950 km (0.09 R)
• M9: 1,667,867 km (0.114 R)
• M10: 1,882,988 km (0.106 R)
• M11: 2,134,612 km (0.043 R)
• M12: 2,243,968 km (0.118 R)
• M13: 2,482,726 km (0.1 R)
• M14: 2,774,741 km (0.111 R)
• M15: 3,031,750 km (0.118 R)
• M16: 3,171,026 km (0.063 R)
• M17: 3,328,403 km (0.101 R)
• M18: 3,602,018 km (0.096 R)
• M19: 3,766,426 km (0.117 R)
• M20: 4,085,967 km (0.081 R)
• M21: 4,466,992 km (0.082 R)
• M22: 4,590,710 km (0.118 R)
• M23: 4,715,624 km (0.105 R)
• M24: 4,805,532 km (0.066 R)
• M25: 5,005,395 km (0.081 R)
• M26: 5,602,590 km (0.117 R)
• M27: 6,006,803 km (0.1 R)
• M28: 6,183,030 km (0.103 R)
• M29: 6,762,572 km (0.086 R)
• M30: 7,255,497 km (0.09 R)
• M31: 7,443,242 km (0.064 R)
• M32: 7,717,605 km (0.119 R)
• M33: 7,823,969 km (0.096 R)
• M34: 7,952,174 km (0.112 R)
• M35: 8,146,053 km (0.119 R)
• M36: 8,538,298 km (0.098 R)
• M37: 8,648,403 km (0.116 R)
• M38: 9,409,556 km (0.084 R)
• M39: 9,752,285 km (0.065 R)
• M40: 10,403,036 km (0.083 R)
• M41: 10,686,225 km (0.047 R)
• M42: 10,781,219 km (0.088 R)
• M43: 11,139,955 km (0.118 R)
• M44: 11,284,467 km (0.1 R)
• M45: 11,381,256 km (0.059 R)
• M46: 11,722,040 km (0.097 R)
• M47: 11,992,214 km (0.064 R)
• M48: 12,613,793 km (0.11 R)
• M49: 12,966,545 km (0.117 R)
• M50: 13,118,686 km (0.115 R)
• M51: 13,220,562 km (0.081 R)
• M52: 13,424,913 km (0.062 R)
• M53: 13,862,636 km (0.058 R)
• M54: 14,122,338 km (0.062 R)
• M55: 14,990,903 km (0.06 R)
• M56: 15,525,716 km (0.107 R)
• M57: 15,660,354 km (0.057 R)
• M58: 17,084,226 km (0.109 R)
• M59: 17,279,003 km (0.078 R)
• M60: 17,446,552 km (0.05 R)
• M61: 18,606,235 km (0.102 R)
• M62: 18,835,419 km (0.057 R)
• M63: 19,008,055 km (0.105 R)
• M64: 19,267,757 km (0.055 R)
• M65: 19,528,656 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879

Radius: 8.8

Gravity: 11.35 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.25 AU - 7.33 AU

Year: 6528 Days

Day: 7.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 38,856,215 km

• M1: 333,154 km (0.116 R)
• M2: 457,919 km (0.098 R)
• M3: 533,466 km (0.087 R)
• M4: 802,593 km (0.037 R)
• M5: 1,027,289 km (0.092 R)
• M6: 1,147,266 km (0.067 R)
• M7: 1,477,578 km (0.057 R)
• M8: 1,594,265 km (0.058 R)
• M9: 2,541,069 km (0.067 R)
• M10: 3,020,082 km (0.101 R)
• M11: 3,295,641 km (0.095 R)
• M12: 3,605,608 km (0.116 R)
• M13: 3,817,438 km (0.046 R)
• M14: 4,006,081 km (0.087 R)
• M15: 4,336,842 km (0.091 R)
• M16: 4,449,190 km (0.104 R)
• M17: 4,878,536 km (0.05 R)
• M18: 6,150,716 km (0.054 R)
• M19: 6,340,556 km (0.116 R)
• M20: 6,500,177 km (0.092 R)
• M21: 6,725,771 km (0.099 R)
• M22: 6,823,308 km (0.103 R)
• M23: 7,318,178 km (0.04 R)
• M24: 7,756,350 km (0.112 R)
• M25: 8,447,044 km (0.119 R)
• M26: 8,728,886 km (0.086 R)
• M27: 9,049,624 km (0.112 R)
• M28: 9,229,590 km (0.078 R)
• M29: 9,739,420 km (0.087 R)
• M30: 9,813,172 km (0.09 R)
• M31: 10,072,125 km (0.099 R)
• M32: 10,183,875 km (0.107 R)
• M33: 10,258,674 km (0.069 R)
• M34: 10,901,047 km (0.102 R)
• M35: 11,054,235 km (0.039 R)
• M36: 12,704,150 km (0.078 R)
• M37: 13,067,524 km (0.118 R)
• M38: 14,935,851 km (0.064 R)
• M39: 15,020,823 km (0.113 R)
• M40: 15,276,635 km (0.097 R)
• M41: 15,448,075 km (0.118 R)
• M42: 15,792,748 km (0.064 R)
• M43: 16,183,647 km (0.112 R)
• M44: 16,402,060 km (0.111 R)
• M45: 17,063,432 km (0.108 R)
• M46: 17,330,465 km (0.099 R)
• M47: 17,868,568 km (0.065 R)
• M48: 18,321,251 km (0.098 R)
• M49: 18,915,304 km (0.081 R)
• M50: 19,562,166 km (0.081 R)
• M51: 20,830,008 km (0.115 R)
• M52: 20,972,574 km (0.087 R)
• M53: 22,269,737 km (0.072 R)
• M54: 22,561,603 km (0.069 R)
• M55: 23,198,142 km (0.09 R)
• M56: 23,395,162 km (0.111 R)
• M57: 24,089,296 km (0.113 R)
• M58: 24,238,894 km (0.083 R)
• M59: 24,388,791 km (0.087 R)
• M60: 25,042,085 km (0.107 R)
• M61: 27,868,737 km (0.102 R)
• M62: 28,025,815 km (0.079 R)
• M63: 28,393,526 km (0.103 R)
• M64: 28,551,651 km (0.053 R)
• M65: 29,239,951 km (0.101 R)
• M66: 29,987,342 km (0.034 R)
• M67: 30,363,281 km (0.108 R)
• M68: 30,849,175 km (0.116 R)
• M69: 31,337,463 km (0.103 R)
• M70: 31,773,690 km (0.116 R)
• M71: 32,047,454 km (0.087 R)
• M72: 32,431,921 km (0.093 R)
• M73: 32,486,823 km (0.082 R)
• M74: 33,594,446 km (0.106 R)
• M75: 34,433,091 km (0.113 R)
• M76: 35,562,107 km (0.047 R)
• M77: 36,302,466 km (0.078 R)
• M78: 36,703,239 km (0.042 R)
• M79: 37,220,698 km (0.054 R)
• M80: 37,624,762 km (0.119 R)
• M81: 37,856,340 km (0.087 R)
• M82: 37,914,384 km (0.069 R)
• M83: 38,670,601 km (0.097 R)
• M84: 38,904,273 km (0.098 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.5

Radius: 11.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.71 AU - 9.53 AU

Year: 9338 Days

Day: 12.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 38,856,215 km

• M1: 164,707 km (0.084 R)
• M2: 422,315 km (0.081 R)
• M3: 619,036 km (0.105 R)
• M4: 1,174,493 km (0.108 R)
• M5: 1,298,210 km (0.108 R)
• M6: 1,426,416 km (0.089 R)
• M7: 1,676,095 km (0.082 R)
• M8: 1,898,696 km (0.091 R)
• M9: 3,302,074 km (0.099 R)
• M10: 3,454,364 km (0.088 R)
• M11: 3,531,407 km (0.094 R)
• M12: 3,687,288 km (0.096 R)
• M13: 3,818,785 km (0.089 R)
• M14: 3,978,855 km (0.066 R)
• M15: 4,086,864 km (0.114 R)
• M16: 4,250,524 km (0.092 R)
• M17: 4,697,972 km (0.045 R)
• M18: 4,956,477 km (0.069 R)
• M19: 5,160,678 km (0.102 R)
• M20: 5,308,331 km (0.086 R)
• M21: 6,067,390 km (0.043 R)
• M22: 6,286,103 km (0.062 R)
• M23: 6,380,648 km (0.097 R)
• M24: 6,634,965 km (0.098 R)
• M25: 7,088,246 km (0.12 R)
• M26: 7,451,620 km (0.109 R)
• M27: 8,894,192 km (0.117 R)
• M28: 9,466,104 km (0.075 R)
• M29: 9,610,915 km (0.074 R)
• M30: 9,792,976 km (0.059 R)
• M31: 10,607,985 km (0.075 R)
• M32: 10,985,570 km (0.09 R)
• M33: 11,176,008 km (0.094 R)
• M34: 11,560,325 km (0.111 R)
• M35: 11,754,054 km (0.117 R)
• M36: 12,184,298 km (0.096 R)
• M37: 12,779,099 km (0.069 R)
• M38: 13,221,460 km (0.079 R)
• M39: 13,342,933 km (0.043 R)
• M40: 14,120,992 km (0.114 R)
• M41: 14,245,158 km (0.096 R)
• M42: 14,536,425 km (0.079 R)
• M43: 14,661,938 km (0.091 R)
• M44: 14,829,787 km (0.105 R)
• M45: 16,065,315 km (0.09 R)
• M46: 16,151,783 km (0.117 R)
• M47: 16,980,705 km (0.12 R)
• M48: 17,466,898 km (0.093 R)
• M49: 17,644,770 km (0.119 R)
• M50: 17,912,849 km (0.055 R)
• M51: 19,365,145 km (0.102 R)
• M52: 19,595,526 km (0.102 R)
• M53: 19,780,429 km (0.044 R)
• M54: 19,919,555 km (0.073 R)
• M55: 21,280,746 km (0.114 R)
• M56: 21,470,885 km (0.1 R)
• M57: 21,757,066 km (0.114 R)
• M58: 22,188,805 km (0.11 R)
• M59: 22,478,277 km (0.112 R)
• M60: 23,599,064 km (0.06 R)
• M61: 24,439,355 km (0.042 R)
• M62: 25,591,558 km (0.118 R)
• M63: 27,275,731 km (0.108 R)
• M64: 27,689,369 km (0.087 R)
• M65: 27,793,040 km (0.064 R)
• M66: 28,313,641 km (0.091 R)
• M67: 29,682,462 km (0.081 R)
• M68: 29,788,676 km (0.104 R)
• M69: 30,001,404 km (0.043 R)
• M70: 30,267,988 km (0.043 R)
• M71: 31,018,819 km (0.074 R)
• M72: 31,180,385 km (0.085 R)
• M73: 31,288,395 km (0.106 R)
• M74: 31,450,559 km (0.071 R)
• M75: 32,702,992 km (0.119 R)
• M76: 33,087,309 km (0.097 R)
• M77: 33,473,272 km (0.083 R)
• M78: 34,305,185 km (0.034 R)
• M79: 35,087,881 km (0.118 R)
• M80: 36,670,926 km (0.056 R)
• M81: 37,127,349 km (0.106 R)
• M82: 37,873,394 km (0.117 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 14,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit