🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.69 AU - 0.95 AU

Year: 275 Days

Day: 30.2 Hours

Environment

Temp: 117 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,405,608 km

• M1: 569,968 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1 AU - 1.18 AU

Year: 422 Days

Day: 18.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 44.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,405,608 km

• M1: 601,234 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.5 AU - 1.64 AU

Year: 730 Days

Day: 12.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,405,608 km

• M1: 615,296 km (0.074 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.94 AU - 4.52 AU

Year: 2672 Days

Day: 38.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.77 AU - 3.91 AU

Year: 2791 Days

Day: 35.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.3

Radius: 8.1

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.23 AU - 4.93 AU

Year: 3635 Days

Day: 10.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 50,405,608 km

• M1: 112,348 km (0.045 R)
• M2: 170,242 km (0.118 R)
• M3: 438,621 km (0.086 R)
• M4: 721,511 km (0.119 R)
• M5: 918,830 km (0.116 R)
• M6: 1,034,918 km (0.112 R)
• M7: 1,089,222 km (0.08 R)
• M8: 1,258,567 km (0.083 R)
• M9: 1,400,236 km (0.118 R)
• M10: 1,725,312 km (0.1 R)
• M11: 1,923,529 km (0.077 R)
• M12: 2,032,287 km (0.068 R)
• M13: 2,087,489 km (0.084 R)
• M14: 2,185,326 km (0.088 R)
• M15: 2,284,659 km (0.114 R)
• M16: 2,651,921 km (0.092 R)
• M17: 2,804,062 km (0.027 R)
• M18: 2,881,255 km (0.055 R)
• M19: 3,037,734 km (0.086 R)
• M20: 3,197,056 km (0.098 R)
• M21: 3,408,288 km (0.096 R)
• M22: 3,793,204 km (0.118 R)
• M23: 3,913,181 km (0.089 R)
• M24: 3,982,295 km (0.042 R)
• M25: 4,156,876 km (0.108 R)
• M26: 4,549,720 km (0.109 R)
• M27: 4,917,282 km (0.098 R)
• M28: 5,661,531 km (0.098 R)
• M29: 5,759,518 km (0.115 R)
• M30: 5,818,460 km (0.078 R)
• M31: 5,977,033 km (0.114 R)
• M32: 6,096,712 km (0.1 R)
• M33: 6,197,241 km (0.056 R)
• M34: 6,728,314 km (0.113 R)
• M35: 6,790,547 km (0.081 R)
• M36: 6,852,929 km (0.105 R)
• M37: 7,252,804 km (0.105 R)
• M38: 7,359,318 km (0.12 R)
• M39: 7,444,888 km (0.073 R)
• M40: 7,530,757 km (0.086 R)
• M41: 7,899,516 km (0.081 R)
• M42: 8,926,655 km (0.068 R)
• M43: 9,155,390 km (0.082 R)
• M44: 9,316,806 km (0.072 R)
• M45: 9,924,323 km (0.039 R)
• M46: 10,328,536 km (0.067 R)
• M47: 10,544,705 km (0.112 R)
• M48: 10,859,609 km (0.064 R)
• M49: 11,128,436 km (0.095 R)
• M50: 11,251,405 km (0.117 R)
• M51: 11,325,307 km (0.119 R)
• M52: 11,399,507 km (0.113 R)
• M53: 11,498,541 km (0.118 R)
• M54: 11,897,967 km (0.075 R)
• M55: 12,048,762 km (0.079 R)
• M56: 12,403,459 km (0.059 R)
• M57: 12,454,472 km (0.116 R)
• M58: 12,864,519 km (0.063 R)
• M59: 12,915,981 km (0.056 R)
• M60: 13,096,994 km (0.104 R)
• M61: 13,829,575 km (0.112 R)
• M62: 13,988,298 km (0.098 R)
• M63: 14,387,725 km (0.065 R)
• M64: 14,521,765 km (0.058 R)
• M65: 14,683,181 km (0.091 R)
• M66: 15,553,541 km (0.081 R)
• M67: 16,161,656 km (0.095 R)
• M68: 16,749,426 km (0.101 R)
• M69: 16,946,896 km (0.119 R)
• M70: 17,031,718 km (0.06 R)
• M71: 17,145,113 km (0.091 R)
• M72: 17,230,384 km (0.109 R)
• M73: 17,888,165 km (0.04 R)
• M74: 18,671,011 km (0.097 R)
• M75: 18,934,303 km (0.112 R)
• M76: 19,287,504 km (0.118 R)
• M77: 19,524,168 km (0.112 R)
• M78: 19,583,408 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.4

Radius: 11.7

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.67 AU - 8.71 AU

Year: 7908 Days

Day: 7 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 50,405,608 km

• M1: 203,453 km (0.048 R)
• M2: 309,368 km (0.1 R)
• M3: 412,441 km (0.119 R)
• M4: 823,387 km (0.09 R)
• M5: 916,437 km (0.082 R)
• M6: 1,183,170 km (0.103 R)
• M7: 1,914,404 km (0.058 R)
• M8: 2,192,806 km (0.117 R)
• M9: 2,281,218 km (0.096 R)
• M10: 2,600,161 km (0.115 R)
• M11: 2,717,595 km (0.114 R)
• M12: 3,407,989 km (0.066 R)
• M13: 3,589,003 km (0.061 R)
• M14: 3,746,679 km (0.038 R)
• M15: 3,826,414 km (0.091 R)
• M16: 4,014,758 km (0.098 R)
• M17: 4,123,665 km (0.027 R)
• M18: 4,233,620 km (0.061 R)
• M19: 4,740,757 km (0.119 R)
• M20: 5,628,769 km (0.117 R)
• M21: 5,812,625 km (0.082 R)
• M22: 5,998,426 km (0.119 R)
• M23: 6,280,867 km (0.097 R)
• M24: 6,956,750 km (0.116 R)
• M25: 7,386,993 km (0.107 R)
• M26: 7,588,352 km (0.1 R)
• M27: 7,928,238 km (0.106 R)
• M28: 8,169,091 km (0.041 R)
• M29: 8,447,343 km (0.106 R)
• M30: 8,764,191 km (0.09 R)
• M31: 8,941,764 km (0.044 R)
• M32: 9,337,002 km (0.079 R)
• M33: 9,482,111 km (0.051 R)
• M34: 9,848,177 km (0.06 R)
• M35: 9,959,029 km (0.114 R)
• M36: 10,181,781 km (0.107 R)
• M37: 11,320,071 km (0.086 R)
• M38: 12,418,867 km (0.101 R)
• M39: 13,265,142 km (0.115 R)
• M40: 13,633,452 km (0.094 R)
• M41: 14,885,736 km (0.095 R)
• M42: 15,354,127 km (0.098 R)
• M43: 15,611,585 km (0.096 R)
• M44: 16,305,420 km (0.041 R)
• M45: 16,436,617 km (0.112 R)
• M46: 17,231,132 km (0.073 R)
• M47: 18,264,703 km (0.1 R)
• M48: 18,355,509 km (0.068 R)
• M49: 19,087,492 km (0.099 R)
• M50: 19,364,547 km (0.056 R)
• M51: 19,642,799 km (0.117 R)
• M52: 19,922,397 km (0.061 R)
• M53: 21,579,942 km (0.104 R)
• M54: 22,061,497 km (0.087 R)
• M55: 22,741,868 km (0.103 R)
• M56: 24,522,681 km (0.119 R)
• M57: 25,176,723 km (0.107 R)
• M58: 25,531,270 km (0.107 R)
• M59: 26,399,237 km (0.071 R)
• M60: 26,604,934 km (0.093 R)
• M61: 26,811,080 km (0.095 R)
• M62: 27,069,585 km (0.105 R)
• M63: 28,637,670 km (0.038 R)
• M64: 29,592,703 km (0.104 R)
• M65: 29,806,329 km (0.068 R)
• M66: 29,966,997 km (0.04 R)
• M67: 30,882,236 km (0.097 R)
• M68: 32,850,795 km (0.076 R)
• M69: 33,349,255 km (0.068 R)
• M70: 34,017,808 km (0.077 R)
• M71: 34,466,003 km (0.058 R)
• M72: 35,311,530 km (0.102 R)
• M73: 35,594,869 km (0.104 R)
• M74: 36,392,375 km (0.081 R)
• M75: 38,004,890 km (0.049 R)
• M76: 38,120,978 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187

Radius: 12.6

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.08 AU - 12.34 AU

Year: 12099 Days

Day: 13.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 50,405,608 km

• M1: 165,605 km (0.087 R)
• M2: 271,371 km (0.099 R)
• M3: 367,412 km (0.034 R)
• M4: 459,265 km (0.037 R)
• M5: 537,954 km (0.082 R)
• M6: 673,340 km (0.052 R)
• M7: 766,240 km (0.093 R)
• M8: 1,012,478 km (0.115 R)
• M9: 1,137,542 km (0.076 R)
• M10: 1,235,080 km (0.06 R)
• M11: 1,545,346 km (0.113 R)
• M12: 1,766,302 km (0.11 R)
• M13: 2,322,357 km (0.085 R)
• M14: 2,555,431 km (0.116 R)
• M15: 2,796,283 km (0.109 R)
• M16: 3,067,654 km (0.09 R)
• M17: 3,371,487 km (0.093 R)
• M18: 3,467,080 km (0.101 R)
• M19: 3,808,463 km (0.107 R)
• M20: 5,170,402 km (0.115 R)
• M21: 5,253,279 km (0.078 R)
• M22: 5,364,430 km (0.025 R)
• M23: 5,448,354 km (0.109 R)
• M24: 5,561,002 km (0.047 R)
• M25: 5,845,836 km (0.085 R)
• M26: 6,370,775 km (0.098 R)
• M27: 6,459,786 km (0.102 R)
• M28: 7,279,432 km (0.068 R)
• M29: 7,465,981 km (0.088 R)
• M30: 7,622,760 km (0.118 R)
• M31: 7,748,871 km (0.101 R)
• M32: 8,003,336 km (0.076 R)
• M33: 8,196,019 km (0.115 R)
• M34: 9,451,893 km (0.032 R)
• M35: 10,171,608 km (0.072 R)
• M36: 11,051,393 km (0.112 R)
• M37: 11,194,409 km (0.091 R)
• M38: 11,410,129 km (0.072 R)
• M39: 11,663,548 km (0.075 R)
• M40: 13,603,832 km (0.112 R)
• M41: 14,728,958 km (0.049 R)
• M42: 14,807,646 km (0.072 R)
• M43: 15,282,769 km (0.062 R)
• M44: 15,762,978 km (0.052 R)
• M45: 16,370,196 km (0.031 R)
• M46: 16,943,754 km (0.047 R)
• M47: 17,067,621 km (0.082 R)
• M48: 17,942,619 km (0.104 R)
• M49: 18,068,730 km (0.098 R)
• M50: 18,661,586 km (0.027 R)
• M51: 19,046,053 km (0.077 R)
• M52: 19,303,810 km (0.057 R)
• M53: 20,127,646 km (0.054 R)
• M54: 20,258,843 km (0.12 R)
• M55: 21,854,753 km (0.028 R)
• M56: 21,944,661 km (0.05 R)
• M57: 22,214,835 km (0.107 R)
• M58: 22,713,295 km (0.04 R)
• M59: 23,398,902 km (0.086 R)
• M60: 23,767,362 km (0.05 R)
• M61: 24,509,966 km (0.035 R)
• M62: 24,603,315 km (0.071 R)
• M63: 24,884,110 km (0.059 R)
• M64: 24,977,908 km (0.084 R)
• M65: 25,638,083 km (0.051 R)
• M66: 26,018,062 km (0.077 R)
• M67: 26,735,234 km (0.058 R)
• M68: 27,217,089 km (0.102 R)
• M69: 27,410,519 km (0.104 R)
• M70: 28,434,067 km (0.1 R)
• M71: 28,827,210 km (0.086 R)
• M72: 28,975,163 km (0.084 R)
• M73: 29,470,033 km (0.083 R)
• M74: 29,967,595 km (0.067 R)
• M75: 30,971,397 km (0.095 R)
• M76: 31,375,909 km (0.075 R)
• M77: 32,497,445 km (0.115 R)
• M78: 32,754,304 km (0.088 R)
• M79: 33,269,669 km (0.111 R)
• M80: 34,779,859 km (0.088 R)
• M81: 35,095,062 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.7

Radius: 3

Gravity: 11.97 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 15.79 AU - 19.25 AU

Year: 27196 Days

Day: 22.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 131.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 50,405,608 km

• M1: 190,588 km (0.102 R)
• M2: 486,492 km (0.082 R)
• M3: 1,010,384 km (0.052 R)
• M4: 1,900,043 km (0.08 R)
• M5: 2,104,992 km (0.107 R)
• M6: 2,398,203 km (0.06 R)
• M7: 2,425,430 km (0.109 R)
• M8: 2,535,684 km (0.08 R)
• M9: 2,818,424 km (0.077 R)
• M10: 4,508,581 km (0.083 R)
• M11: 4,746,591 km (0.093 R)
• M12: 6,908,430 km (0.106 R)
• M13: 7,340,618 km (0.085 R)
• M14: 7,660,458 km (0.119 R)
• M15: 7,741,091 km (0.118 R)
• M16: 8,396,629 km (0.088 R)
• M17: 9,629,017 km (0.111 R)
• M18: 9,847,280 km (0.096 R)
• M19: 10,199,732 km (0.095 R)
• M20: 10,244,013 km (0.047 R)
• M21: 13,845,133 km (0.117 R)
• M22: 14,239,623 km (0.106 R)
• M23: 14,537,921 km (0.072 R)
• M24: 16,787,424 km (0.072 R)
• M25: 17,155,285 km (0.103 R)
• M26: 17,366,518 km (0.083 R)
• M27: 20,806,670 km (0.094 R)
• M28: 21,371,552 km (0.036 R)
• M29: 23,446,325 km (0.115 R)
• M30: 24,211,219 km (0.091 R)
• M31: 24,686,042 km (0.072 R)
• M32: 24,805,272 km (0.118 R)
• M33: 25,584,527 km (0.094 R)
• M34: 27,351,577 km (0.109 R)
• M35: 29,725,994 km (0.093 R)
• M36: 30,297,907 km (0.102 R)
• M37: 31,323,550 km (0.1 R)
• M38: 31,970,411 km (0.104 R)
• M39: 34,335,254 km (0.119 R)
• M40: 35,673,258 km (0.119 R)
• M41: 38,399,829 km (0.074 R)
• M42: 39,022,455 km (0.119 R)
• M43: 39,787,947 km (0.107 R)
• M44: 41,687,840 km (0.054 R)
• M45: 43,617,204 km (0.076 R)
• M46: 43,833,373 km (0.033 R)
• M47: 45,575,440 km (0.062 R)
• M48: 47,118,093 km (0.116 R)
• M49: 47,710,351 km (0.092 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 12,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit