🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.3

Radius: 8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.13 AU - 1.37 AU

Year: 948 Days

Day: 6.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,214,428 km

• M1: 99,632 km (0.042 R)
• M2: 366,964 km (0.108 R)
• M3: 666,907 km (0.102 R)
• M4: 1,018,163 km (0.103 R)
• M5: 1,730,249 km (0.045 R)
• M6: 2,166,177 km (0.098 R)
• M7: 2,872,578 km (0.03 R)
• M8: 3,518,991 km (0.066 R)
• M9: 4,348,361 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.6

Radius: 13.2

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.47 AU - 1.63 AU

Year: 1309 Days

Day: 10.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,214,428 km

• M1: 164,258 km (0.03 R)
• M2: 781,649 km (0.085 R)
• M3: 1,206,956 km (0.068 R)
• M4: 1,802,505 km (0.093 R)
• M5: 2,248,007 km (0.062 R)
• M6: 2,690,667 km (0.082 R)
• M7: 3,106,549 km (0.111 R)
• M8: 3,852,893 km (0.092 R)
• M9: 4,678,374 km (0.11 R)
• M10: 5,429,356 km (0.054 R)
• M11: 6,374,515 km (0.055 R)
• M12: 7,687,236 km (0.085 R)
• M13: 9,172,893 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816

Radius: 8.9

Gravity: 10.3 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.45 AU - 1.81 AU

Year: 1411 Days

Day: 11.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,214,428 km

• M1: 111,301 km (0.119 R)
• M2: 624,422 km (0.103 R)
• M3: 965,654 km (0.099 R)
• M4: 1,339,350 km (0.094 R)
• M5: 1,640,789 km (0.111 R)
• M6: 2,133,415 km (0.118 R)
• M7: 2,762,923 km (0.084 R)
• M8: 3,196,906 km (0.096 R)
• M9: 3,527,368 km (0.026 R)
• M10: 3,932,928 km (0.108 R)
• M11: 4,313,056 km (0.094 R)
• M12: 4,697,672 km (0.096 R)
• M13: 5,147,214 km (0.111 R)
• M14: 5,670,208 km (0.112 R)
• M15: 8,741,303 km (0.111 R)
• M16: 9,581,893 km (0.116 R)
• M17: 11,900,062 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.4

Radius: 12.4

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.2 AU - 2.26 AU

Year: 2259 Days

Day: 6.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,214,428 km

• M1: 154,385 km (0.107 R)
• M2: 568,472 km (0.12 R)
• M3: 1,058,106 km (0.072 R)
• M4: 1,560,904 km (0.082 R)
• M5: 2,558,124 km (0.106 R)
• M6: 3,637,023 km (0.095 R)
• M7: 4,978,916 km (0.1 R)
• M8: 7,385,048 km (0.071 R)
• M9: 8,253,913 km (0.102 R)
• M10: 9,219,268 km (0.05 R)
• M11: 9,852,217 km (0.087 R)
• M12: 10,481,724 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.8

Radius: 13.1

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.65 AU - 3.23 AU

Year: 3419 Days

Day: 9.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,214,428 km

• M1: 162,912 km (0.065 R)
• M2: 580,141 km (0.062 R)
• M3: 1,484,609 km (0.094 R)
• M4: 2,098,858 km (0.057 R)
• M5: 2,752,152 km (0.065 R)
• M6: 3,482,489 km (0.107 R)
• M7: 4,992,081 km (0.077 R)
• M8: 5,736,330 km (0.099 R)
• M9: 6,696,898 km (0.117 R)
• M10: 7,231,262 km (0.041 R)
• M11: 8,185,247 km (0.068 R)
• M12: 11,722,340 km (0.059 R)
• M13: 12,368,303 km (0.08 R)
• M14: 15,344,702 km (0.09 R)
• M15: 15,909,434 km (0.086 R)
• M16: 17,743,355 km (0.055 R)
• M17: 19,356,319 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.4

Radius: 8.2

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.8 AU - 3.48 AU

Year: 3774 Days

Day: 6.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,214,428 km

• M1: 102,026 km (0.104 R)
• M2: 379,530 km (0.115 R)
• M3: 914,043 km (0.112 R)
• M4: 1,183,768 km (0.084 R)
• M5: 1,889,720 km (0.062 R)
• M6: 2,606,444 km (0.109 R)
• M7: 2,962,187 km (0.099 R)
• M8: 3,245,825 km (0.095 R)
• M9: 4,502,447 km (0.112 R)
• M10: 5,745,456 km (0.088 R)
• M11: 8,193,775 km (0.113 R)
• M12: 9,414,044 km (0.093 R)
• M13: 18,137,545 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.8

Radius: 9.3

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.53 AU - 4.41 AU

Year: 5365 Days

Day: 12.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,214,428 km

• M1: 118,033 km (0.081 R)
• M2: 476,170 km (0.119 R)
• M3: 782,247 km (0.086 R)
• M4: 1,076,506 km (0.105 R)
• M5: 1,643,482 km (0.05 R)
• M6: 1,973,794 km (0.107 R)
• M7: 2,466,719 km (0.119 R)
• M8: 2,980,738 km (0.061 R)
• M9: 4,099,730 km (0.087 R)
• M10: 4,555,106 km (0.094 R)
• M11: 5,214,533 km (0.119 R)
• M12: 6,354,020 km (0.085 R)
• M13: 7,284,968 km (0.111 R)
• M14: 8,225,489 km (0.089 R)
• M15: 9,202,663 km (0.113 R)
• M16: 9,807,188 km (0.098 R)
• M17: 10,392,115 km (0.071 R)
• M18: 12,545,876 km (0.114 R)
• M19: 13,073,956 km (0.107 R)
• M20: 13,616,847 km (0.096 R)
• M21: 15,817,880 km (0.113 R)
• M22: 22,415,147 km (0.041 R)
• M23: 24,150,033 km (0.088 R)
• M24: 27,091,726 km (0.058 R)
• M25: 27,618,908 km (0.082 R)
• M26: 28,603,113 km (0.115 R)
• M27: 30,546,988 km (0.102 R)
• M28: 31,696,348 km (0.106 R)
• M29: 32,478,595 km (0.071 R)
• M30: 33,878,233 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.6

Radius: 15

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.76 AU - 4.4 AU

Year: 5590 Days

Day: 5.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,214,428 km

• M1: 186,549 km (0.036 R)
• M2: 704,157 km (0.093 R)
• M3: 1,175,690 km (0.094 R)
• M4: 2,426,328 km (0.072 R)
• M5: 3,003,925 km (0.054 R)
• M6: 3,476,804 km (0.103 R)
• M7: 3,964,493 km (0.074 R)
• M8: 4,976,074 km (0.077 R)
• M9: 8,042,830 km (0.112 R)
• M10: 9,793,125 km (0.063 R)
• M11: 10,463,773 km (0.03 R)
• M12: 11,748,669 km (0.093 R)
• M13: 12,818,742 km (0.026 R)
• M14: 13,828,378 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.6

Radius: 10

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.67 AU - 5.81 AU

Year: 6999 Days

Day: 13.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,214,428 km

• M1: 124,465 km (0.115 R)
• M2: 504,743 km (0.099 R)
• M3: 883,076 km (0.113 R)
• M4: 1,330,972 km (0.11 R)
• M5: 1,763,161 km (0.055 R)
• M6: 2,468,365 km (0.09 R)
• M7: 3,029,506 km (0.082 R)
• M8: 3,651,534 km (0.11 R)
• M9: 4,406,704 km (0.107 R)
• M10: 4,929,549 km (0.115 R)
• M11: 5,434,891 km (0.103 R)
• M12: 6,289,543 km (0.061 R)
• M13: 6,649,027 km (0.11 R)
• M14: 9,690,800 km (0.082 R)
• M15: 12,972,080 km (0.097 R)
• M16: 14,436,494 km (0.111 R)
• M17: 15,121,502 km (0.101 R)
• M18: 17,306,978 km (0.107 R)
• M19: 19,419,599 km (0.065 R)
• M20: 19,903,698 km (0.103 R)
• M21: 21,624,821 km (0.074 R)
• M22: 22,219,921 km (0.117 R)
• M23: 22,979,131 km (0.092 R)
• M24: 25,525,137 km (0.118 R)
• M25: 28,696,911 km (0.09 R)
• M26: 30,423,420 km (0.051 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790

Radius: 4.7

Gravity: 35.76 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.06 AU - 9.02 AU

Year: 15462 Days

Day: 19.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,214,428 km

• M1: 58,493 km (0.101 R)
• M2: 620,233 km (0.058 R)
• M3: 896,989 km (0.072 R)
• M4: 1,322,445 km (0.107 R)
• M5: 1,629,420 km (0.103 R)
• M6: 2,001,620 km (0.101 R)
• M7: 2,197,742 km (0.087 R)
• M8: 2,913,119 km (0.118 R)
• M9: 3,297,287 km (0.026 R)
• M10: 4,356,440 km (0.098 R)
• M11: 4,754,968 km (0.046 R)
• M12: 4,998,514 km (0.11 R)
• M13: 5,624,431 km (0.113 R)
• M14: 5,779,115 km (0.03 R)
• M15: 6,218,933 km (0.036 R)
• M16: 11,978,900 km (0.117 R)
• M17: 12,692,631 km (0.046 R)
• M18: 13,365,822 km (0.092 R)
• M19: 13,572,267 km (0.073 R)
• M20: 16,611,796 km (0.098 R)
• M21: 17,416,633 km (0.064 R)
• M22: 19,277,930 km (0.116 R)
• M23: 19,718,645 km (0.036 R)
• M24: 21,267,731 km (0.091 R)
• M25: 22,408,863 km (0.11 R)
• M26: 22,602,892 km (0.116 R)
• M27: 24,297,985 km (0.112 R)
• M28: 26,832,772 km (0.09 R)
• M29: 27,051,633 km (0.079 R)
• M30: 27,826,999 km (0.065 R)
• M31: 28,276,690 km (0.117 R)
• M32: 34,830,573 km (0.109 R)
• M33: 37,904,809 km (0.049 R)
• M34: 42,327,970 km (0.11 R)
• M35: 46,450,288 km (0.102 R)
• M36: 53,381,756 km (0.072 R)
• M37: 62,111,241 km (0.115 R)
• M38: 64,825,694 km (0.099 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 319 - 19,945 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit