🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.48 AU - 0.78 AU

Year: 221 Days

Day: 14.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 41,599,401 km

• M1: 37,998 km (0.085 R)
• M2: 501,302 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.01 AU - 2.47 AU

Year: 1485 Days

Day: 17.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.2

Radius: 9.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.56 AU - 2.76 AU

Year: 1922 Days

Day: 14.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,599,401 km

• M1: 118,182 km (0.049 R)
• M2: 566,078 km (0.105 R)
• M3: 917,484 km (0.108 R)
• M4: 1,639,293 km (0.102 R)
• M5: 1,938,040 km (0.114 R)
• M6: 2,238,283 km (0.102 R)
• M7: 2,795,535 km (0.111 R)
• M8: 3,092,637 km (0.076 R)
• M9: 3,835,839 km (0.09 R)
• M10: 4,520,100 km (0.074 R)
• M11: 5,454,787 km (0.098 R)
• M12: 5,831,026 km (0.104 R)
• M13: 6,248,404 km (0.117 R)
• M14: 7,273,598 km (0.065 R)
• M15: 9,001,304 km (0.026 R)
• M16: 10,206,764 km (0.07 R)
• M17: 10,608,883 km (0.105 R)
• M18: 11,338,172 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.6

Radius: 10

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.72 AU - 2.8 AU

Year: 2031 Days

Day: 14.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,599,401 km

• M1: 124,316 km (0.052 R)
• M2: 451,786 km (0.101 R)
• M3: 889,808 km (0.071 R)
• M4: 1,422,676 km (0.085 R)
• M5: 1,862,643 km (0.042 R)
• M6: 2,365,292 km (0.117 R)
• M7: 2,714,902 km (0.114 R)
• M8: 3,346,804 km (0.091 R)
• M9: 3,752,812 km (0.105 R)
• M10: 4,132,492 km (0.081 R)
• M11: 5,692,648 km (0.118 R)
• M12: 6,118,254 km (0.082 R)
• M13: 6,457,990 km (0.058 R)
• M14: 7,175,462 km (0.096 R)
• M15: 7,583,266 km (0.108 R)
• M16: 8,381,669 km (0.117 R)
• M17: 8,703,455 km (0.056 R)
• M18: 9,613,458 km (0.088 R)
• M19: 14,995,840 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.1

Radius: 12.4

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.47 AU - 3.81 AU

Year: 3076 Days

Day: 7.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 106.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,599,401 km

• M1: 154,834 km (0.077 R)
• M2: 595,848 km (0.061 R)
• M3: 1,029,981 km (0.102 R)
• M4: 1,586,336 km (0.108 R)
• M5: 1,985,313 km (0.062 R)
• M6: 2,862,406 km (0.1 R)
• M7: 3,318,530 km (0.095 R)
• M8: 4,509,329 km (0.077 R)
• M9: 5,782,257 km (0.108 R)
• M10: 6,320,510 km (0.11 R)
• M11: 7,404,646 km (0.076 R)
• M12: 8,171,784 km (0.106 R)
• M13: 10,477,685 km (0.091 R)
• M14: 12,165,299 km (0.056 R)
• M15: 13,463,958 km (0.118 R)
• M16: 15,353,379 km (0.085 R)
• M17: 18,539,066 km (0.105 R)
• M18: 19,061,013 km (0.048 R)
• M19: 20,685,945 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.4

Radius: 9.4

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.4 AU - 5.46 AU

Year: 4130 Days

Day: 10.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,599,401 km

• M1: 116,986 km (0.074 R)
• M2: 415,284 km (0.112 R)
• M3: 717,023 km (0.107 R)
• M4: 1,339,051 km (0.064 R)
• M5: 1,743,713 km (0.102 R)
• M6: 2,288,099 km (0.088 R)
• M7: 2,666,732 km (0.118 R)
• M8: 3,411,131 km (0.118 R)
• M9: 5,254,625 km (0.083 R)
• M10: 6,451,259 km (0.043 R)
• M11: 6,792,791 km (0.094 R)
• M12: 7,146,290 km (0.064 R)
• M13: 8,685,204 km (0.099 R)
• M14: 9,732,538 km (0.082 R)
• M15: 13,884,627 km (0.087 R)
• M16: 15,532,897 km (0.116 R)
• M17: 16,954,226 km (0.075 R)
• M18: 17,367,266 km (0.1 R)
• M19: 18,336,660 km (0.088 R)
• M20: 19,277,780 km (0.098 R)
• M21: 23,293,735 km (0.045 R)
• M22: 25,381,373 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.4

Radius: 10.5

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.24 AU - 5.3 AU

Year: 4614 Days

Day: 10.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,599,401 km

• M1: 140,772 km (0.069 R)
• M2: 565,630 km (0.102 R)
• M3: 924,814 km (0.106 R)
• M4: 2,017,926 km (0.087 R)
• M5: 2,430,517 km (0.104 R)
• M6: 2,776,686 km (0.081 R)
• M7: 3,155,917 km (0.117 R)
• M8: 5,713,891 km (0.066 R)
• M9: 6,210,556 km (0.036 R)
• M10: 6,928,177 km (0.066 R)
• M11: 7,946,190 km (0.042 R)
• M12: 8,380,323 km (0.073 R)
• M13: 9,022,397 km (0.117 R)
• M14: 10,067,488 km (0.114 R)
• M15: 11,236,296 km (0.102 R)
• M16: 12,064,320 km (0.113 R)
• M17: 14,206,562 km (0.092 R)
• M18: 16,825,721 km (0.109 R)
• M19: 18,280,261 km (0.102 R)
• M20: 18,846,789 km (0.051 R)
• M21: 19,360,059 km (0.105 R)
• M22: 20,347,704 km (0.065 R)
• M23: 21,437,824 km (0.042 R)
• M24: 22,280,658 km (0.106 R)
• M25: 22,710,303 km (0.111 R)
• M26: 24,712,371 km (0.075 R)
• M27: 26,189,950 km (0.077 R)
• M28: 26,829,481 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.8

Radius: 9.7

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.7 AU - 8.56 AU

Year: 8433 Days

Day: 9.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,599,401 km

• M1: 121,025 km (0.058 R)
• M2: 973,433 km (0.113 R)
• M3: 1,409,511 km (0.052 R)
• M4: 1,789,789 km (0.074 R)
• M5: 2,136,407 km (0.084 R)
• M6: 2,604,050 km (0.062 R)
• M7: 3,073,638 km (0.049 R)
• M8: 4,209,983 km (0.1 R)
• M9: 4,683,610 km (0.07 R)
• M10: 5,038,905 km (0.106 R)
• M11: 5,573,269 km (0.117 R)
• M12: 7,725,982 km (0.047 R)
• M13: 8,181,358 km (0.063 R)
• M14: 10,631,322 km (0.109 R)
• M15: 11,405,042 km (0.073 R)
• M16: 12,949,341 km (0.109 R)
• M17: 13,592,612 km (0.051 R)
• M18: 16,046,167 km (0.088 R)
• M19: 18,780,816 km (0.115 R)
• M20: 19,453,408 km (0.097 R)
• M21: 20,219,499 km (0.066 R)
• M22: 22,305,342 km (0.095 R)
• M23: 26,340,445 km (0.12 R)
• M24: 28,140,556 km (0.105 R)
• M25: 33,921,168 km (0.077 R)
• M26: 36,739,591 km (0.115 R)
• M27: 39,467,060 km (0.078 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.2

Radius: 9

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.85 AU - 10.93 AU

Year: 11741 Days

Day: 5.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 41,599,401 km

• M1: 114,442 km (0.101 R)
• M2: 554,859 km (0.108 R)
• M3: 1,056,460 km (0.066 R)
• M4: 1,340,696 km (0.085 R)
• M5: 1,806,693 km (0.105 R)
• M6: 3,389,589 km (0.059 R)
• M7: 3,849,452 km (0.088 R)
• M8: 4,228,833 km (0.102 R)
• M9: 4,961,264 km (0.109 R)
• M10: 6,635,862 km (0.061 R)
• M11: 9,570,225 km (0.067 R)
• M12: 10,268,547 km (0.084 R)
• M13: 10,658,399 km (0.059 R)
• M14: 11,948,532 km (0.097 R)
• M15: 13,143,968 km (0.064 R)
• M16: 14,977,140 km (0.115 R)
• M17: 20,251,513 km (0.115 R)
• M18: 23,158,947 km (0.062 R)
• M19: 26,333,713 km (0.094 R)
• M20: 29,451,333 km (0.09 R)
• M21: 29,787,330 km (0.112 R)
• M22: 30,352,959 km (0.029 R)
• M23: 31,505,611 km (0.1 R)
• M24: 32,567,756 km (0.104 R)
• M25: 34,888,019 km (0.094 R)
• M26: 36,024,663 km (0.114 R)
• M27: 37,055,542 km (0.088 R)
• M28: 40,542,070 km (0.096 R)
• M29: 41,657,322 km (0.114 R)
• M30: 45,423,149 km (0.057 R)
• M31: 45,871,793 km (0.106 R)
• M32: 46,474,523 km (0.119 R)
• M33: 48,314,577 km (0.028 R)
• M34: 54,292,957 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60.7

Radius: 6

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 15.36 AU - 15.74 AU

Year: 27160 Days

Day: 23.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,599,401 km

• M1: 81,980 km (0.102 R)
• M2: 396,883 km (0.082 R)
• M3: 996,023 km (0.03 R)
• M4: 1,287,888 km (0.051 R)
• M5: 3,353,087 km (0.036 R)
• M6: 4,196,071 km (0.058 R)
• M7: 4,468,937 km (0.058 R)
• M8: 5,020,056 km (0.058 R)
• M9: 5,947,114 km (0.105 R)
• M10: 7,058,925 km (0.033 R)
• M11: 7,927,790 km (0.028 R)
• M12: 9,361,536 km (0.107 R)
• M13: 11,531,004 km (0.095 R)
• M14: 12,067,163 km (0.057 R)
• M15: 12,732,275 km (0.091 R)
• M16: 13,894,650 km (0.045 R)
• M17: 14,936,749 km (0.11 R)
• M18: 15,964,337 km (0.094 R)
• M19: 19,106,042 km (0.036 R)
• M20: 21,817,204 km (0.057 R)
• M21: 22,802,904 km (0.119 R)
• M22: 23,222,227 km (0.062 R)
• M23: 24,686,491 km (0.084 R)
• M24: 26,578,904 km (0.098 R)
• M25: 36,928,085 km (0.089 R)
• M26: 37,274,254 km (0.116 R)
• M27: 39,397,198 km (0.052 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 12,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit