🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.51 AU - 0.51 AU

Year: 114 Days

Day: 15.8 Hours

Environment

Temp: 333 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.14 AU - 2.58 AU

Year: 1136 Days

Day: 15.7 Hours

Environment

Temp: -19 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.85 AU - 3.25 AU

Year: 1668 Days

Day: 35.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,736,026 km

• M1: 49,218 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.89 AU - 7.53 AU

Year: 4847 Days

Day: 19 Hours

Environment

Temp: -117 °C

Axial Tilt: 158.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,736,026 km

• M1: 1,568,982 km (0.116 R)

Asteroid Belt

Center: 7.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.7

Radius: 14

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.21 AU - 8.49 AU

Year: 7557 Days

Day: 6.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 41,736,026 km

• M1: 205,398 km (0.086 R)
• M2: 590,912 km (0.066 R)
• M3: 722,109 km (0.108 R)
• M4: 965,505 km (0.053 R)
• M5: 1,162,226 km (0.082 R)
• M6: 1,534,276 km (0.075 R)
• M7: 1,810,882 km (0.074 R)
• M8: 2,011,942 km (0.116 R)
• M9: 2,412,565 km (0.045 R)
• M10: 2,610,034 km (0.091 R)
• M11: 3,234,755 km (0.119 R)
• M12: 3,536,643 km (0.064 R)
• M13: 4,527,280 km (0.031 R)
• M14: 4,990,585 km (0.094 R)
• M15: 5,212,139 km (0.071 R)
• M16: 5,372,508 km (0.059 R)
• M17: 5,829,979 km (0.115 R)
• M18: 5,929,760 km (0.099 R)
• M19: 6,505,563 km (0.098 R)
• M20: 6,748,061 km (0.107 R)
• M21: 7,028,706 km (0.08 R)
• M22: 7,349,145 km (0.105 R)
• M23: 7,529,261 km (0.062 R)
• M24: 7,710,873 km (0.119 R)
• M25: 8,189,885 km (0.114 R)
• M26: 8,301,784 km (0.096 R)
• M27: 8,945,803 km (0.077 R)
• M28: 9,293,319 km (0.093 R)
• M29: 10,081,401 km (0.081 R)
• M30: 10,402,737 km (0.053 R)
• M31: 10,891,024 km (0.069 R)
• M32: 11,014,293 km (0.101 R)
• M33: 11,470,267 km (0.087 R)
• M34: 11,637,667 km (0.088 R)
• M35: 11,805,815 km (0.094 R)
• M36: 11,974,711 km (0.06 R)
• M37: 12,144,505 km (0.114 R)
• M38: 12,272,411 km (0.104 R)
• M39: 12,400,766 km (0.11 R)
• M40: 13,355,500 km (0.059 R)
• M41: 13,708,550 km (0.093 R)
• M42: 14,968,464 km (0.116 R)
• M43: 15,105,645 km (0.069 R)
• M44: 15,705,084 km (0.113 R)
• M45: 16,031,057 km (0.119 R)
• M46: 16,406,398 km (0.096 R)
• M47: 16,500,645 km (0.075 R)
• M48: 16,642,314 km (0.065 R)
• M49: 18,130,963 km (0.1 R)
• M50: 18,620,148 km (0.105 R)
• M51: 19,113,821 km (0.101 R)
• M52: 19,511,901 km (0.072 R)
• M53: 21,182,610 km (0.027 R)
• M54: 22,583,444 km (0.107 R)
• M55: 22,846,138 km (0.101 R)
• M56: 24,174,866 km (0.055 R)
• M57: 25,747,589 km (0.111 R)
• M58: 26,022,101 km (0.05 R)
• M59: 26,795,821 km (0.114 R)
• M60: 28,083,410 km (0.073 R)
• M61: 28,422,548 km (0.075 R)
• M62: 28,649,488 km (0.114 R)
• M63: 28,763,183 km (0.101 R)
• M64: 29,677,974 km (0.088 R)
• M65: 30,081,140 km (0.054 R)
• M66: 30,196,779 km (0.052 R)
• M67: 30,486,251 km (0.061 R)
• M68: 31,360,351 km (0.086 R)
• M69: 31,653,563 km (0.098 R)
• M70: 32,420,103 km (0.119 R)
• M71: 33,851,305 km (0.107 R)
• M72: 34,212,435 km (0.077 R)
• M73: 34,393,448 km (0.059 R)
• M74: 34,695,785 km (0.118 R)
• M75: 35,242,266 km (0.063 R)
• M76: 35,486,111 km (0.097 R)
• M77: 36,036,631 km (0.119 R)
• M78: 36,282,271 km (0.073 R)
• M79: 36,466,875 km (0.088 R)
• M80: 36,651,778 km (0.068 R)
• M81: 38,455,329 km (0.107 R)
• M82: 39,715,841 km (0.114 R)
• M83: 40,223,875 km (0.069 R)
• M84: 41,954,424 km (0.045 R)
• M85: 42,926,211 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.9

Radius: 12.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 9.52 AU - 11.76 AU

Year: 10870 Days

Day: 9.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 41,736,026 km

• M1: 179,517 km (0.103 R)
• M2: 332,556 km (0.055 R)
• M3: 664,364 km (0.096 R)
• M4: 1,060,051 km (0.085 R)
• M5: 1,304,045 km (0.076 R)
• M6: 1,566,888 km (0.076 R)
• M7: 1,694,196 km (0.039 R)
• M8: 1,781,112 km (0.109 R)
• M9: 2,358,710 km (0.117 R)
• M10: 2,732,555 km (0.113 R)
• M11: 2,992,406 km (0.08 R)
• M12: 3,125,399 km (0.1 R)
• M13: 3,397,368 km (0.096 R)
• M14: 3,820,131 km (0.094 R)
• M15: 4,111,249 km (0.032 R)
• M16: 4,871,056 km (0.097 R)
• M17: 5,608,424 km (0.093 R)
• M18: 5,707,159 km (0.053 R)
• M19: 6,074,422 km (0.117 R)
• M20: 6,380,648 km (0.057 R)
• M21: 6,483,871 km (0.1 R)
• M22: 6,587,542 km (0.094 R)
• M23: 6,691,962 km (0.087 R)
• M24: 6,902,296 km (0.085 R)
• M25: 7,008,211 km (0.109 R)
• M26: 7,986,731 km (0.104 R)
• M27: 8,624,766 km (0.052 R)
• M28: 9,750,939 km (0.104 R)
• M29: 11,462,787 km (0.108 R)
• M30: 12,310,409 km (0.115 R)
• M31: 13,398,135 km (0.067 R)
• M32: 13,752,682 km (0.089 R)
• M33: 13,975,882 km (0.062 R)
• M34: 14,335,665 km (0.118 R)
• M35: 14,652,812 km (0.076 R)
• M36: 15,201,986 km (0.108 R)
• M37: 15,340,364 km (0.087 R)
• M38: 16,367,802 km (0.11 R)
• M39: 16,509,621 km (0.087 R)
• M40: 16,651,889 km (0.116 R)
• M41: 17,128,956 km (0.086 R)
• M42: 17,562,192 km (0.085 R)
• M43: 17,853,159 km (0.095 R)
• M44: 17,950,398 km (0.092 R)
• M45: 18,292,379 km (0.111 R)
• M46: 18,883,590 km (0.083 R)
• M47: 19,933,467 km (0.111 R)
• M48: 20,135,574 km (0.106 R)
• M49: 20,287,715 km (0.107 R)
• M50: 21,569,470 km (0.074 R)
• M51: 22,141,831 km (0.116 R)
• M52: 22,246,400 km (0.065 R)
• M53: 22,613,813 km (0.076 R)
• M54: 22,719,129 km (0.108 R)
• M55: 23,781,424 km (0.078 R)
• M56: 23,995,947 km (0.028 R)
• M57: 25,679,372 km (0.115 R)
• M58: 25,844,379 km (0.092 R)
• M59: 27,456,894 km (0.076 R)
• M60: 27,738,288 km (0.116 R)
• M61: 29,273,910 km (0.119 R)
• M62: 29,676,478 km (0.115 R)
• M63: 30,138,885 km (0.086 R)
• M64: 30,254,823 km (0.11 R)
• M65: 31,070,879 km (0.116 R)
• M66: 34,225,150 km (0.105 R)
• M67: 34,467,349 km (0.103 R)
• M68: 34,709,997 km (0.112 R)
• M69: 36,055,331 km (0.042 R)
• M70: 36,178,450 km (0.09 R)
• M71: 36,425,137 km (0.073 R)
• M72: 36,548,705 km (0.094 R)
• M73: 39,492,342 km (0.115 R)
• M74: 40,639,907 km (0.109 R)
• M75: 42,381,526 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.7

Radius: 8.8

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 8.62 AU - 13.92 AU

Year: 11850 Days

Day: 14.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 41,736,026 km

• M1: 148,102 km (0.083 R)
• M2: 237,711 km (0.098 R)
• M3: 333,304 km (0.118 R)
• M4: 586,124 km (0.041 R)
• M5: 1,022,053 km (0.1 R)
• M6: 1,696,141 km (0.119 R)
• M7: 1,877,304 km (0.106 R)
• M8: 2,258,928 km (0.105 R)
• M9: 2,458,791 km (0.112 R)
• M10: 2,535,235 km (0.098 R)
• M11: 2,769,505 km (0.114 R)
• M12: 3,175,514 km (0.099 R)
• M13: 3,456,758 km (0.051 R)
• M14: 3,600,372 km (0.088 R)
• M15: 3,745,931 km (0.117 R)
• M16: 3,983,043 km (0.099 R)
• M17: 4,073,251 km (0.115 R)
• M18: 4,660,422 km (0.102 R)
• M19: 4,915,487 km (0.081 R)
• M20: 5,472,889 km (0.079 R)
• M21: 5,776,123 km (0.083 R)
• M22: 5,946,964 km (0.095 R)
• M23: 6,540,419 km (0.113 R)
• M24: 6,611,478 km (0.036 R)
• M25: 6,682,686 km (0.113 R)
• M26: 6,826,151 km (0.089 R)
• M27: 7,079,570 km (0.111 R)
• M28: 7,633,082 km (0.092 R)
• M29: 7,896,224 km (0.119 R)
• M30: 8,431,336 km (0.106 R)
• M31: 9,057,253 km (0.066 R)
• M32: 11,535,043 km (0.056 R)
• M33: 11,837,081 km (0.115 R)
• M34: 13,748,643 km (0.095 R)
• M35: 14,810,040 km (0.114 R)
• M36: 15,091,134 km (0.103 R)
• M37: 15,421,446 km (0.101 R)
• M38: 15,516,291 km (0.085 R)
• M39: 16,041,230 km (0.097 R)
• M40: 16,233,613 km (0.093 R)
• M41: 16,475,064 km (0.099 R)
• M42: 17,206,747 km (0.054 R)
• M43: 17,749,937 km (0.094 R)
• M44: 18,148,615 km (0.088 R)
• M45: 18,449,606 km (0.066 R)
• M46: 19,107,238 km (0.042 R)
• M47: 19,927,184 km (0.117 R)
• M48: 21,125,912 km (0.102 R)
• M49: 21,867,020 km (0.07 R)
• M50: 21,973,683 km (0.096 R)
• M51: 22,455,388 km (0.116 R)
• M52: 23,157,302 km (0.087 R)
• M53: 24,915,675 km (0.115 R)
• M54: 26,716,534 km (0.11 R)
• M55: 28,326,506 km (0.103 R)
• M56: 28,384,550 km (0.097 R)
• M57: 29,731,380 km (0.097 R)
• M58: 29,908,504 km (0.098 R)
• M59: 30,204,708 km (0.09 R)
• M60: 31,039,015 km (0.074 R)
• M61: 31,278,671 km (0.108 R)
• M62: 31,699,789 km (0.048 R)
• M63: 32,122,702 km (0.053 R)
• M64: 32,243,876 km (0.108 R)
• M65: 33,218,806 km (0.087 R)
• M66: 33,525,481 km (0.115 R)
• M67: 33,833,204 km (0.114 R)
• M68: 34,327,326 km (0.055 R)
• M69: 35,510,346 km (0.073 R)
• M70: 36,012,546 km (0.056 R)
• M71: 36,264,469 km (0.093 R)
• M72: 37,150,836 km (0.12 R)
• M73: 37,405,452 km (0.062 R)
• M74: 38,172,589 km (0.073 R)
• M75: 38,301,094 km (0.111 R)
• M76: 40,439,895 km (0.079 R)
• M77: 40,964,235 km (0.117 R)
• M78: 43,084,037 km (0.096 R)
• M79: 43,284,498 km (0.08 R)
• M80: 43,888,126 km (0.093 R)
• M81: 44,022,614 km (0.049 R)
• M82: 44,629,533 km (0.107 R)
• M83: 45,375,129 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.6

Radius: 5.9

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 14.07 AU - 21.55 AU

Year: 23541 Days

Day: 15.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 41,736,026 km

• M1: 268,528 km (0.077 R)
• M2: 311,912 km (0.111 R)
• M3: 357,988 km (0.054 R)
• M4: 581,786 km (0.109 R)
• M5: 1,087,726 km (0.071 R)
• M6: 1,217,128 km (0.108 R)
• M7: 2,469,562 km (0.066 R)
• M8: 3,940,408 km (0.092 R)
• M9: 4,401,917 km (0.086 R)
• M10: 4,460,709 km (0.032 R)
• M11: 4,639,030 km (0.084 R)
• M12: 5,094,855 km (0.116 R)
• M13: 5,886,078 km (0.071 R)
• M14: 6,579,763 km (0.09 R)
• M15: 6,782,767 km (0.092 R)
• M16: 7,756,949 km (0.119 R)
• M17: 8,997,564 km (0.058 R)
• M18: 10,455,545 km (0.118 R)
• M19: 11,576,033 km (0.109 R)
• M20: 11,985,333 km (0.08 R)
• M21: 12,399,420 km (0.087 R)
• M22: 13,497,767 km (0.087 R)
• M23: 14,058,609 km (0.108 R)
• M24: 14,891,870 km (0.118 R)
• M25: 16,928,345 km (0.037 R)
• M26: 17,159,923 km (0.108 R)
• M27: 18,097,004 km (0.092 R)
• M28: 18,523,956 km (0.064 R)
• M29: 19,194,903 km (0.064 R)
• M30: 19,533,293 km (0.036 R)
• M31: 19,922,547 km (0.108 R)
• M32: 20,511,065 km (0.082 R)
• M33: 21,105,417 km (0.111 R)
• M34: 21,906,514 km (0.067 R)
• M35: 22,007,343 km (0.103 R)
• M36: 22,666,621 km (0.104 R)
• M37: 23,590,088 km (0.088 R)
• M38: 23,745,221 km (0.101 R)
• M39: 24,056,534 km (0.112 R)
• M40: 24,473,613 km (0.09 R)
• M41: 24,578,182 km (0.072 R)
• M42: 26,379,939 km (0.059 R)
• M43: 28,608,349 km (0.064 R)
• M44: 29,327,466 km (0.084 R)
• M45: 31,122,939 km (0.103 R)
• M46: 31,748,259 km (0.105 R)
• M47: 32,205,579 km (0.116 R)
• M48: 33,300,636 km (0.11 R)
• M49: 35,172,404 km (0.094 R)
• M50: 36,061,315 km (0.032 R)
• M51: 37,198,109 km (0.032 R)
• M52: 38,346,572 km (0.044 R)
• M53: 39,261,363 km (0.114 R)
• M54: 39,568,038 km (0.077 R)
• M55: 40,554,337 km (0.1 R)

Kuiper Belt

Range: 35 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 13,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit