🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.5

Radius: 12.3

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.58 AU - 0.66 AU

Year: 337 Days

Day: 6.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,602,991 km

• M1: 153,039 km (0.063 R)
• M2: 560,842 km (0.088 R)
• M3: 1,039,406 km (0.089 R)
• M4: 1,709,156 km (0.118 R)
• M5: 2,135,809 km (0.038 R)
• M6: 2,547,502 km (0.051 R)
• M7: 3,022,027 km (0.079 R)
• M8: 3,788,416 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.6

Radius: 14.9

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.82 AU

Year: 448 Days

Day: 9.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,602,991 km

• M1: 185,352 km (0.094 R)
• M2: 761,603 km (0.108 R)
• M3: 1,224,907 km (0.095 R)
• M4: 1,741,020 km (0.101 R)
• M5: 2,303,658 km (0.101 R)
• M6: 2,938,102 km (0.085 R)
• M7: 3,461,545 km (0.073 R)
• M8: 4,300,041 km (0.116 R)
• M9: 4,837,846 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.8

Radius: 10.6

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.75 AU - 0.81 AU

Year: 476 Days

Day: 7.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,602,991 km

• M1: 131,796 km (0.105 R)
• M2: 534,812 km (0.101 R)
• M3: 923,617 km (0.069 R)
• M4: 1,491,940 km (0.06 R)
• M5: 2,173,507 km (0.05 R)
• M6: 2,511,449 km (0.117 R)
• M7: 2,874,074 km (0.094 R)
• M8: 3,465,734 km (0.12 R)
• M9: 3,998,751 km (0.086 R)
• M10: 4,540,894 km (0.095 R)
• M11: 4,923,864 km (0.113 R)
• M12: 5,496,375 km (0.084 R)
• M13: 6,112,719 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.5

Radius: 12.5

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.71 AU - 0.99 AU

Year: 541 Days

Day: 13.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,602,991 km

• M1: 155,432 km (0.063 R)
• M2: 585,825 km (0.076 R)
• M3: 1,133,204 km (0.086 R)
• M4: 1,984,565 km (0.063 R)
• M5: 3,202,890 km (0.058 R)
• M6: 3,936,818 km (0.107 R)
• M7: 4,378,879 km (0.118 R)
• M8: 5,492,635 km (0.082 R)

Asteroid Belt

Center: 1.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.3

Radius: 10.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.26 AU - 1.48 AU

Year: 1107 Days

Day: 14.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,602,991 km

• M1: 133,142 km (0.12 R)
• M2: 473,328 km (0.115 R)
• M3: 1,105,379 km (0.025 R)
• M4: 1,782,010 km (0.109 R)
• M5: 3,134,674 km (0.105 R)
• M6: 4,143,562 km (0.06 R)
• M7: 5,508,343 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.7

Radius: 11.6

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.4 AU - 3.56 AU

Year: 3551 Days

Day: 8.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,602,991 km

• M1: 147,055 km (0.07 R)
• M2: 535,112 km (0.088 R)
• M3: 929,452 km (0.051 R)
• M4: 1,932,954 km (0.104 R)
• M5: 2,641,450 km (0.114 R)
• M6: 3,364,157 km (0.096 R)
• M7: 3,732,317 km (0.033 R)
• M8: 4,106,013 km (0.118 R)
• M9: 4,785,187 km (0.083 R)
• M10: 7,732,265 km (0.098 R)
• M11: 8,170,587 km (0.114 R)
• M12: 10,052,977 km (0.116 R)
• M13: 10,864,845 km (0.12 R)
• M14: 11,415,514 km (0.038 R)
• M15: 12,481,250 km (0.037 R)
• M16: 13,563,740 km (0.083 R)
• M17: 19,932,869 km (0.059 R)
• M18: 21,344,175 km (0.077 R)
• M19: 22,615,907 km (0.119 R)
• M20: 23,027,750 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.5

Radius: 10

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.82 AU - 6.24 AU

Year: 7787 Days

Day: 10.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,602,991 km

• M1: 129,851 km (0.075 R)
• M2: 732,132 km (0.104 R)
• M3: 1,174,642 km (0.076 R)
• M4: 1,560,605 km (0.111 R)
• M5: 1,969,606 km (0.104 R)
• M6: 2,727,468 km (0.104 R)
• M7: 3,110,289 km (0.068 R)
• M8: 4,266,830 km (0.055 R)
• M9: 5,344,982 km (0.076 R)
• M10: 5,882,487 km (0.105 R)
• M11: 6,525,459 km (0.065 R)
• M12: 6,846,047 km (0.079 R)
• M13: 8,996,816 km (0.076 R)
• M14: 9,620,789 km (0.08 R)
• M15: 11,256,342 km (0.067 R)
• M16: 13,987,251 km (0.044 R)
• M17: 15,008,556 km (0.081 R)
• M18: 17,538,406 km (0.078 R)
• M19: 23,178,844 km (0.078 R)
• M20: 25,299,094 km (0.109 R)
• M21: 27,453,304 km (0.057 R)
• M22: 27,823,858 km (0.101 R)
• M23: 37,866,213 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.7

Radius: 7.3

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.18 AU - 6.22 AU

Year: 9393 Days

Day: 18.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,602,991 km

• M1: 92,302 km (0.073 R)
• M2: 414,835 km (0.088 R)
• M3: 657,782 km (0.074 R)
• M4: 1,008,888 km (0.082 R)
• M5: 1,332,917 km (0.089 R)
• M6: 2,862,256 km (0.114 R)
• M7: 3,564,917 km (0.113 R)
• M8: 4,769,479 km (0.116 R)
• M9: 5,123,877 km (0.108 R)
• M10: 5,623,683 km (0.099 R)
• M11: 5,852,418 km (0.111 R)
• M12: 6,121,395 km (0.091 R)
• M13: 7,319,525 km (0.107 R)
• M14: 8,242,095 km (0.098 R)
• M15: 8,840,337 km (0.111 R)
• M16: 9,195,033 km (0.108 R)
• M17: 14,345,239 km (0.104 R)
• M18: 15,147,233 km (0.116 R)
• M19: 16,438,861 km (0.075 R)
• M20: 20,214,562 km (0.039 R)
• M21: 24,531,059 km (0.098 R)
• M22: 26,857,156 km (0.042 R)
• M23: 27,978,841 km (0.07 R)
• M24: 32,150,527 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.8

Radius: 7.5

Gravity: 12.1 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 7.05 AU - 11.31 AU

Year: 19199 Days

Day: 18.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,602,991 km

• M1: 94,097 km (0.097 R)
• M2: 389,852 km (0.087 R)
• M3: 776,712 km (0.058 R)
• M4: 1,274,275 km (0.087 R)
• M5: 2,626,639 km (0.116 R)
• M6: 3,097,424 km (0.082 R)
• M7: 3,681,903 km (0.114 R)
• M8: 4,079,085 km (0.119 R)
• M9: 5,406,018 km (0.105 R)
• M10: 7,136,866 km (0.063 R)
• M11: 8,305,823 km (0.071 R)
• M12: 9,485,103 km (0.109 R)
• M13: 9,767,993 km (0.114 R)
• M14: 10,410,067 km (0.094 R)
• M15: 12,984,048 km (0.085 R)
• M16: 15,482,183 km (0.042 R)
• M17: 15,954,015 km (0.094 R)
• M18: 20,360,121 km (0.083 R)
• M19: 21,697,974 km (0.116 R)
• M20: 28,216,103 km (0.085 R)
• M21: 29,395,982 km (0.1 R)
• M22: 30,119,437 km (0.062 R)
• M23: 35,114,211 km (0.114 R)
• M24: 36,202,984 km (0.117 R)
• M25: 40,190,515 km (0.115 R)
• M26: 41,381,464 km (0.092 R)
• M27: 43,990,002 km (0.094 R)
• M28: 54,793,661 km (0.074 R)
• M29: 63,565,930 km (0.109 R)
• M30: 65,385,041 km (0.052 R)
• M31: 73,670,070 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.2

Radius: 5.7

Gravity: 17.58 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.64 AU - 10.96 AU

Year: 19577 Days

Day: 17 Hours

Environment

Temp: -234 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 70,602,991 km

• M1: 70,909 km (0.081 R)
• M2: 260,300 km (0.117 R)
• M3: 442,511 km (0.091 R)
• M4: 791,672 km (0.084 R)
• M5: 1,058,106 km (0.058 R)
• M6: 1,282,203 km (0.119 R)
• M7: 1,900,043 km (0.05 R)
• M8: 2,447,720 km (0.106 R)
• M9: 3,361,614 km (0.116 R)
• M10: 3,701,799 km (0.102 R)
• M11: 7,116,820 km (0.094 R)
• M12: 7,440,549 km (0.09 R)
• M13: 10,045,647 km (0.028 R)
• M14: 11,869,843 km (0.034 R)
• M15: 12,523,885 km (0.102 R)
• M16: 14,853,273 km (0.094 R)
• M17: 15,078,418 km (0.093 R)
• M18: 16,159,263 km (0.103 R)
• M19: 18,387,673 km (0.041 R)
• M20: 18,821,656 km (0.062 R)
• M21: 19,620,060 km (0.059 R)
• M22: 21,000,699 km (0.091 R)
• M23: 23,241,376 km (0.079 R)
• M24: 24,263,428 km (0.117 R)
• M25: 35,913,213 km (0.108 R)
• M26: 39,819,961 km (0.073 R)
• M27: 40,254,693 km (0.111 R)
• M28: 42,325,127 km (0.098 R)
• M29: 44,155,308 km (0.072 R)
• M30: 68,923,778 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 12,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit