🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.63 AU - 0.63 AU

Year: 328 Days

Day: 14.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.1

Radius: 9.3

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.54 AU - 0.88 AU

Year: 392 Days

Day: 7.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,320,574 km

• M1: 116,238 km (0.107 R)
• M2: 450,140 km (0.12 R)
• M3: 765,941 km (0.093 R)
• M4: 1,091,765 km (0.105 R)
• M5: 1,471,295 km (0.1 R)
• M6: 2,028,248 km (0.074 R)
• M7: 2,435,603 km (0.064 R)
• M8: 2,750,656 km (0.078 R)
• M9: 3,723,192 km (0.099 R)
• M10: 4,129,948 km (0.096 R)
• M11: 4,436,474 km (0.096 R)
• M12: 4,773,219 km (0.093 R)
• M13: 5,416,041 km (0.031 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.7

Radius: 15

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.63 AU - 1.03 AU

Year: 496 Days

Day: 8.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,320,574 km

• M1: 186,549 km (0.099 R)
• M2: 704,008 km (0.095 R)
• M3: 1,274,574 km (0.091 R)
• M4: 1,792,182 km (0.113 R)
• M5: 2,442,784 km (0.063 R)
• M6: 2,987,469 km (0.117 R)
• M7: 4,074,298 km (0.115 R)
• M8: 5,444,615 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.3

Radius: 8.2

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.1 AU - 1.18 AU

Year: 798 Days

Day: 12.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,320,574 km

• M1: 102,325 km (0.073 R)
• M2: 383,270 km (0.05 R)
• M3: 855,251 km (0.096 R)
• M4: 1,428,809 km (0.071 R)
• M5: 1,792,631 km (0.11 R)
• M6: 2,049,491 km (0.082 R)
• M7: 2,814,385 km (0.117 R)
• M8: 3,570,602 km (0.026 R)
• M9: 4,554,956 km (0.08 R)
• M10: 5,594,063 km (0.088 R)
• M11: 6,148,772 km (0.067 R)
• M12: 6,653,066 km (0.081 R)
• M13: 6,959,742 km (0.103 R)
• M14: 7,768,019 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.6

Radius: 10.4

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.13 AU - 1.47 AU

Year: 972 Days

Day: 8.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,320,574 km

• M1: 129,552 km (0.104 R)
• M2: 693,985 km (0.049 R)
• M3: 1,977,534 km (0.08 R)
• M4: 3,060,473 km (0.051 R)
• M5: 3,538,887 km (0.068 R)
• M6: 5,168,756 km (0.092 R)
• M7: 5,849,726 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.6

Radius: 8.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.94 AU - 2.36 AU

Year: 2068 Days

Day: 14.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,320,574 km

• M1: 104,419 km (0.092 R)
• M2: 430,692 km (0.103 R)
• M3: 836,402 km (0.112 R)
• M4: 1,246,001 km (0.107 R)
• M5: 1,857,407 km (0.112 R)
• M6: 2,185,326 km (0.115 R)
• M7: 2,643,843 km (0.104 R)
• M8: 3,086,653 km (0.084 R)
• M9: 3,753,411 km (0.097 R)
• M10: 4,120,973 km (0.119 R)
• M11: 4,822,437 km (0.118 R)
• M12: 6,269,796 km (0.088 R)
• M13: 6,547,450 km (0.087 R)
• M14: 7,620,516 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.9

Radius: 11.9

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.87 AU - 4.13 AU

Year: 4295 Days

Day: 12.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,320,574 km

• M1: 150,645 km (0.086 R)
• M2: 528,380 km (0.109 R)
• M3: 1,362,089 km (0.108 R)
• M4: 1,833,771 km (0.103 R)
• M5: 2,366,489 km (0.028 R)
• M6: 3,057,332 km (0.118 R)
• M7: 3,575,389 km (0.113 R)
• M8: 5,720,473 km (0.109 R)
• M9: 7,617,823 km (0.076 R)
• M10: 8,234,914 km (0.065 R)
• M11: 8,613,397 km (0.105 R)
• M12: 9,569,327 km (0.101 R)
• M13: 10,683,382 km (0.097 R)
• M14: 11,088,493 km (0.113 R)
• M15: 14,165,273 km (0.113 R)
• M16: 16,309,609 km (0.062 R)
• M17: 17,212,881 km (0.103 R)
• M18: 18,340,400 km (0.094 R)
• M19: 19,119,057 km (0.108 R)
• M20: 19,516,538 km (0.055 R)
• M21: 19,919,555 km (0.05 R)
• M22: 20,951,481 km (0.116 R)
• M23: 22,972,698 km (0.083 R)
• M24: 25,279,198 km (0.074 R)
• M25: 25,678,175 km (0.091 R)
• M26: 26,243,655 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.5

Radius: 10.7

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.04 AU - 6.6 AU

Year: 8050 Days

Day: 10.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,320,574 km

• M1: 134,339 km (0.099 R)
• M2: 571,613 km (0.058 R)
• M3: 963,560 km (0.074 R)
• M4: 1,678,638 km (0.076 R)
• M5: 2,617,364 km (0.03 R)
• M6: 3,477,851 km (0.119 R)
• M7: 4,164,954 km (0.103 R)
• M8: 4,589,962 km (0.094 R)
• M9: 6,402,041 km (0.06 R)
• M10: 6,744,919 km (0.042 R)
• M11: 9,303,342 km (0.053 R)
• M12: 10,539,170 km (0.091 R)
• M13: 11,788,462 km (0.055 R)
• M14: 12,886,510 km (0.088 R)
• M15: 15,395,566 km (0.12 R)
• M16: 17,844,184 km (0.086 R)
• M17: 18,213,990 km (0.072 R)
• M18: 19,032,888 km (0.11 R)
• M19: 19,483,926 km (0.106 R)
• M20: 20,206,932 km (0.088 R)
• M21: 20,947,891 km (0.079 R)
• M22: 22,915,551 km (0.042 R)
• M23: 23,279,523 km (0.09 R)
• M24: 24,774,006 km (0.107 R)
• M25: 25,622,674 km (0.111 R)
• M26: 26,014,920 km (0.098 R)
• M27: 26,650,711 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.2

Radius: 6.3

Gravity: 18.04 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 6.62 AU - 8.12 AU

Year: 13125 Days

Day: 23.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,320,574 km

• M1: 78,389 km (0.11 R)
• M2: 291,117 km (0.083 R)
• M3: 503,546 km (0.096 R)
• M4: 924,365 km (0.099 R)
• M5: 1,370,616 km (0.03 R)
• M6: 1,747,154 km (0.109 R)
• M7: 2,152,414 km (0.103 R)
• M8: 2,367,536 km (0.11 R)
• M9: 2,750,656 km (0.106 R)
• M10: 3,199,150 km (0.073 R)
• M11: 7,758,894 km (0.095 R)
• M12: 11,035,536 km (0.108 R)
• M13: 11,678,807 km (0.076 R)
• M14: 13,959,127 km (0.061 R)
• M15: 15,925,890 km (0.075 R)
• M16: 17,595,402 km (0.084 R)
• M17: 18,553,577 km (0.111 R)
• M18: 20,313,446 km (0.109 R)
• M19: 22,457,333 km (0.113 R)
• M20: 25,143,961 km (0.094 R)
• M21: 27,611,129 km (0.094 R)
• M22: 28,685,093 km (0.077 R)
• M23: 30,122,578 km (0.12 R)
• M24: 38,431,095 km (0.091 R)
• M25: 39,096,057 km (0.054 R)
• M26: 47,380,787 km (0.054 R)
• M27: 50,488,384 km (0.061 R)
• M28: 50,806,429 km (0.118 R)
• M29: 51,125,820 km (0.111 R)
• M30: 51,607,376 km (0.119 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 17,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit