🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.76 AU - 1.2 AU

Year: 353 Days

Day: 33 Hours

Environment

Temp: 44 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.96 AU - 1.02 AU

Year: 358 Days

Day: 34.6 Hours

Environment

Temp: 28 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.84 AU - 4.7 AU

Year: 2660 Days

Day: 23.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,008,729 km

• M1: 1,213,089 km (0.07 R)

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.2

Radius: 13.3

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.59 AU - 7.19 AU

Year: 6573 Days

Day: 7.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,008,729 km

• M1: 166,203 km (0.068 R)
• M2: 1,193,342 km (0.108 R)
• M3: 1,907,373 km (0.114 R)
• M4: 2,332,829 km (0.105 R)
• M5: 2,892,924 km (0.074 R)
• M6: 4,746,740 km (0.101 R)
• M7: 5,266,892 km (0.086 R)
• M8: 6,208,760 km (0.06 R)
• M9: 8,538,448 km (0.099 R)
• M10: 9,511,133 km (0.094 R)
• M11: 12,146,599 km (0.027 R)
• M12: 13,683,717 km (0.109 R)
• M13: 16,198,906 km (0.11 R)
• M14: 17,322,536 km (0.1 R)
• M15: 18,497,627 km (0.095 R)
• M16: 19,923,744 km (0.084 R)
• M17: 21,006,234 km (0.1 R)
• M18: 22,413,950 km (0.112 R)
• M19: 23,214,448 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.4

Radius: 11.7

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.72 AU - 9.54 AU

Year: 9214 Days

Day: 6.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 105,008,729 km

• M1: 145,858 km (0.114 R)
• M2: 662,270 km (0.118 R)
• M3: 1,176,288 km (0.027 R)
• M4: 1,712,447 km (0.117 R)
• M5: 2,426,477 km (0.108 R)
• M6: 2,853,131 km (0.1 R)
• M7: 3,307,160 km (0.102 R)
• M8: 3,987,681 km (0.106 R)
• M9: 4,701,263 km (0.109 R)
• M10: 5,243,854 km (0.073 R)
• M11: 8,135,431 km (0.099 R)
• M12: 9,376,346 km (0.114 R)
• M13: 10,944,431 km (0.062 R)
• M14: 11,575,434 km (0.08 R)
• M15: 12,967,891 km (0.091 R)
• M16: 13,855,156 km (0.098 R)
• M17: 14,283,006 km (0.077 R)
• M18: 15,883,255 km (0.059 R)
• M19: 22,890,718 km (0.092 R)
• M20: 24,896,526 km (0.092 R)
• M21: 26,266,095 km (0.075 R)
• M22: 28,561,225 km (0.097 R)
• M23: 29,455,372 km (0.095 R)
• M24: 32,570,897 km (0.096 R)
• M25: 36,129,531 km (0.118 R)
• M26: 43,225,856 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.5

Radius: 14

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.22 AU - 10.04 AU

Year: 9214 Days

Day: 13.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 105,008,729 km

• M1: 174,132 km (0.084 R)
• M2: 620,382 km (0.083 R)
• M3: 1,064,090 km (0.099 R)
• M4: 1,529,937 km (0.101 R)
• M5: 3,016,043 km (0.081 R)
• M6: 3,453,018 km (0.036 R)
• M7: 4,077,888 km (0.117 R)
• M8: 6,828,544 km (0.115 R)
• M9: 7,330,146 km (0.074 R)
• M10: 8,011,265 km (0.034 R)
• M11: 9,069,371 km (0.112 R)
• M12: 10,780,771 km (0.059 R)
• M13: 12,173,527 km (0.101 R)
• M14: 13,515,420 km (0.116 R)
• M15: 14,658,497 km (0.101 R)
• M16: 15,926,937 km (0.029 R)
• M17: 19,029,597 km (0.064 R)
• M18: 19,595,227 km (0.027 R)
• M19: 23,792,943 km (0.105 R)
• M20: 25,885,668 km (0.083 R)
• M21: 26,844,291 km (0.086 R)
• M22: 28,739,995 km (0.077 R)
• M23: 29,862,577 km (0.073 R)
• M24: 33,303,777 km (0.09 R)
• M25: 34,751,436 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.2

Radius: 4.1

Gravity: 32.37 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 14.72 AU - 16.56 AU

Year: 22479 Days

Day: 17.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 105,008,729 km

• M1: 62,382 km (0.118 R)
• M2: 218,263 km (0.077 R)
• M3: 438,322 km (0.077 R)
• M4: 818,151 km (0.062 R)
• M5: 1,001,707 km (0.099 R)
• M6: 1,240,466 km (0.107 R)
• M7: 2,253,692 km (0.112 R)
• M8: 2,592,681 km (0.091 R)
• M9: 2,737,491 km (0.082 R)
• M10: 4,097,785 km (0.11 R)
• M11: 4,294,656 km (0.119 R)
• M12: 5,651,060 km (0.071 R)
• M13: 6,061,706 km (0.098 R)
• M14: 6,231,350 km (0.036 R)
• M15: 8,261,542 km (0.041 R)
• M16: 8,952,834 km (0.07 R)
• M17: 11,578,576 km (0.078 R)
• M18: 16,249,620 km (0.102 R)
• M19: 17,077,345 km (0.094 R)
• M20: 17,845,979 km (0.033 R)
• M21: 19,636,067 km (0.118 R)
• M22: 21,249,031 km (0.046 R)
• M23: 21,739,712 km (0.04 R)
• M24: 22,641,787 km (0.046 R)
• M25: 25,060,336 km (0.062 R)
• M26: 26,051,721 km (0.117 R)
• M27: 27,645,537 km (0.093 R)
• M28: 29,424,106 km (0.063 R)
• M29: 30,033,418 km (0.096 R)
• M30: 34,536,613 km (0.12 R)
• M31: 39,617,107 km (0.107 R)
• M32: 43,896,503 km (0.111 R)
• M33: 44,213,501 km (0.049 R)
• M34: 44,691,765 km (0.089 R)
• M35: 49,665,895 km (0.058 R)
• M36: 58,562,480 km (0.097 R)
• M37: 61,286,657 km (0.115 R)
• M38: 63,687,703 km (0.116 R)
• M39: 68,463,765 km (0.096 R)
• M40: 69,103,744 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990

Radius: 4.7

Gravity: 44.82 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 15.98 AU - 19.34 AU

Year: 26972 Days

Day: 17.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 105,008,729 km

• M1: 58,493 km (0.096 R)
• M2: 744,698 km (0.066 R)
• M3: 1,758,074 km (0.064 R)
• M4: 2,387,133 km (0.111 R)
• M5: 2,618,112 km (0.104 R)
• M6: 2,780,276 km (0.067 R)
• M7: 6,001,119 km (0.055 R)
• M8: 6,876,565 km (0.097 R)
• M9: 9,120,982 km (0.094 R)
• M10: 10,542,760 km (0.11 R)
• M11: 20,641,664 km (0.098 R)
• M12: 21,285,832 km (0.111 R)
• M13: 24,709,679 km (0.111 R)
• M14: 25,681,018 km (0.067 R)
• M15: 27,057,916 km (0.117 R)
• M16: 31,765,163 km (0.06 R)
• M17: 33,939,419 km (0.111 R)
• M18: 37,147,096 km (0.12 R)
• M19: 38,420,473 km (0.086 R)
• M20: 39,887,430 km (0.082 R)
• M21: 41,560,682 km (0.103 R)
• M22: 42,932,644 km (0.109 R)
• M23: 47,971,699 km (0.103 R)
• M24: 61,819,674 km (0.041 R)
• M25: 97,332,563 km (0.111 R)
• M26: 101,891,559 km (0.095 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 15,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit