🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.44 AU - 0.72 AU

Year: 285 Days

Day: 30.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.7

Radius: 9.3

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.38 AU - 1.86 AU

Year: 1331 Days

Day: 6.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,700,488 km

• M1: 115,789 km (0.067 R)
• M2: 475,721 km (0.053 R)
• M3: 771,626 km (0.089 R)
• M4: 1,713,045 km (0.071 R)
• M5: 2,004,462 km (0.063 R)
• M6: 2,785,213 km (0.102 R)
• M7: 3,192,119 km (0.115 R)
• M8: 3,771,063 km (0.065 R)
• M9: 4,270,271 km (0.076 R)
• M10: 5,138,088 km (0.076 R)
• M11: 5,812,476 km (0.116 R)
• M12: 6,921,893 km (0.072 R)
• M13: 7,526,867 km (0.08 R)
• M14: 8,604,271 km (0.046 R)
• M15: 9,057,553 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.9

Radius: 12.8

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.81 AU - 3.01 AU

Year: 3205 Days

Day: 10.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,700,488 km

• M1: 160,219 km (0.08 R)
• M2: 790,475 km (0.113 R)
• M3: 1,312,572 km (0.112 R)
• M4: 2,088,386 km (0.109 R)
• M5: 2,602,554 km (0.095 R)
• M6: 3,102,959 km (0.104 R)
• M7: 3,777,346 km (0.031 R)
• M8: 4,568,569 km (0.062 R)
• M9: 5,278,710 km (0.094 R)
• M10: 6,374,066 km (0.107 R)
• M11: 7,675,717 km (0.116 R)
• M12: 8,105,063 km (0.078 R)
• M13: 8,680,716 km (0.074 R)
• M14: 10,952,060 km (0.082 R)
• M15: 11,696,609 km (0.099 R)
• M16: 13,862,636 km (0.118 R)
• M17: 14,316,965 km (0.093 R)
• M18: 15,111,928 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.7

Radius: 9.4

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.31 AU - 3.67 AU

Year: 3338 Days

Day: 9.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,700,488 km

• M1: 117,135 km (0.093 R)
• M2: 502,499 km (0.085 R)
• M3: 809,175 km (0.119 R)
• M4: 1,330,224 km (0.116 R)
• M5: 1,730,548 km (0.066 R)
• M6: 2,183,231 km (0.063 R)
• M7: 2,588,791 km (0.041 R)
• M8: 3,687,588 km (0.078 R)
• M9: 4,010,869 km (0.091 R)
• M10: 5,023,048 km (0.118 R)
• M11: 5,602,141 km (0.082 R)
• M12: 7,902,208 km (0.111 R)
• M13: 8,236,859 km (0.069 R)
• M14: 16,757,355 km (0.116 R)
• M15: 18,337,557 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.4

Radius: 11.6

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.41 AU - 3.95 AU

Year: 3661 Days

Day: 14.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,700,488 km

• M1: 155,881 km (0.062 R)
• M2: 654,939 km (0.079 R)
• M3: 1,224,159 km (0.056 R)
• M4: 2,419,446 km (0.118 R)
• M5: 2,828,746 km (0.089 R)
• M6: 3,622,064 km (0.07 R)
• M7: 4,509,927 km (0.101 R)
• M8: 5,874,409 km (0.098 R)
• M9: 6,405,781 km (0.115 R)
• M10: 7,599,123 km (0.119 R)
• M11: 8,448,839 km (0.09 R)
• M12: 9,759,915 km (0.044 R)
• M13: 11,606,700 km (0.07 R)
• M14: 14,190,405 km (0.103 R)
• M15: 15,867,846 km (0.036 R)
• M16: 16,959,013 km (0.114 R)
• M17: 17,734,080 km (0.048 R)
• M18: 20,400,063 km (0.057 R)
• M19: 21,413,888 km (0.06 R)
• M20: 25,419,670 km (0.082 R)
• M21: 26,198,028 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.5

Radius: 14.4

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.72 AU - 5.66 AU

Year: 6558 Days

Day: 9.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,700,488 km

• M1: 180,116 km (0.054 R)
• M2: 681,568 km (0.111 R)
• M3: 1,217,427 km (0.12 R)
• M4: 1,754,185 km (0.117 R)
• M5: 2,619,459 km (0.076 R)
• M6: 3,106,250 km (0.062 R)
• M7: 3,613,985 km (0.098 R)
• M8: 4,199,212 km (0.054 R)
• M9: 6,433,905 km (0.113 R)
• M10: 8,309,115 km (0.05 R)
• M11: 9,721,318 km (0.096 R)
• M12: 10,987,515 km (0.109 R)
• M13: 17,169,198 km (0.082 R)
• M14: 17,692,342 km (0.06 R)
• M15: 19,077,468 km (0.094 R)
• M16: 22,199,576 km (0.101 R)
• M17: 22,960,431 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.4

Radius: 4.3

Gravity: 31.5 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 5.96 AU - 6.82 AU

Year: 10430 Days

Day: 19.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,700,488 km

• M1: 53,556 km (0.094 R)
• M2: 204,650 km (0.066 R)
• M3: 1,364,033 km (0.082 R)
• M4: 2,122,794 km (0.027 R)
• M5: 2,928,378 km (0.104 R)
• M6: 3,339,473 km (0.082 R)
• M7: 5,642,832 km (0.102 R)
• M8: 11,661,902 km (0.078 R)
• M9: 17,391,949 km (0.093 R)
• M10: 17,977,176 km (0.069 R)
• M11: 18,499,871 km (0.057 R)
• M12: 19,186,825 km (0.082 R)
• M13: 20,369,096 km (0.08 R)
• M14: 25,585,425 km (0.103 R)
• M15: 26,246,498 km (0.093 R)
• M16: 27,113,118 km (0.041 R)
• M17: 33,945,851 km (0.034 R)
• M18: 35,787,999 km (0.029 R)
• M19: 36,733,458 km (0.059 R)
• M20: 41,711,925 km (0.077 R)
• M21: 43,555,270 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 16,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit