🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.92 AU - 1.34 AU

Year: 434 Days

Day: 25.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.43 AU - 2.29 AU

Year: 917 Days

Day: 13.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,919,627 km

• M1: 1,042,248 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.88 AU - 2.32 AU

Year: 1101 Days

Day: 46.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.51 AU - 3.97 AU

Year: 2109 Days

Day: 37.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.6

Radius: 9.1

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.38 AU - 6.74 AU

Year: 4741 Days

Day: 8.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 112,919,627 km

• M1: 113,096 km (0.09 R)
• M2: 614,398 km (0.104 R)
• M3: 1,129,913 km (0.081 R)
• M4: 1,569,431 km (0.114 R)
• M5: 2,743,475 km (0.034 R)
• M6: 3,365,055 km (0.094 R)
• M7: 3,667,841 km (0.071 R)
• M8: 4,328,764 km (0.094 R)
• M9: 5,715,536 km (0.102 R)
• M10: 6,983,079 km (0.088 R)
• M11: 7,856,282 km (0.039 R)
• M12: 9,067,127 km (0.102 R)
• M13: 10,146,924 km (0.029 R)
• M14: 11,176,756 km (0.078 R)
• M15: 12,560,237 km (0.086 R)
• M16: 14,262,063 km (0.115 R)
• M17: 21,912,797 km (0.102 R)
• M18: 24,517,445 km (0.06 R)
• M19: 25,429,693 km (0.066 R)
• M20: 26,285,543 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.5

Radius: 11.5

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.82 AU - 6.82 AU

Year: 5746 Days

Day: 8.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 112,919,627 km

• M1: 143,016 km (0.079 R)
• M2: 626,516 km (0.097 R)
• M3: 1,036,115 km (0.116 R)
• M4: 1,459,028 km (0.091 R)
• M5: 2,210,608 km (0.092 R)
• M6: 3,707,484 km (0.112 R)
• M7: 4,897,535 km (0.088 R)
• M8: 7,803,923 km (0.033 R)
• M9: 9,701,871 km (0.12 R)
• M10: 10,671,115 km (0.051 R)
• M11: 11,889,889 km (0.104 R)
• M12: 14,388,772 km (0.117 R)
• M13: 15,704,635 km (0.104 R)
• M14: 17,704,010 km (0.094 R)
• M15: 19,933,767 km (0.115 R)
• M16: 23,214,448 km (0.08 R)
• M17: 25,331,108 km (0.07 R)
• M18: 27,000,920 km (0.079 R)
• M19: 27,409,172 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.7

Radius: 13.9

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.97 AU - 9.77 AU

Year: 7985 Days

Day: 12.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 112,919,627 km

• M1: 186,698 km (0.07 R)
• M2: 1,026,690 km (0.102 R)
• M3: 1,564,644 km (0.037 R)
• M4: 3,213,362 km (0.086 R)
• M5: 3,784,976 km (0.025 R)
• M6: 4,397,130 km (0.049 R)
• M7: 6,086,090 km (0.101 R)
• M8: 7,809,906 km (0.059 R)
• M9: 9,933,448 km (0.119 R)
• M10: 11,205,180 km (0.08 R)
• M11: 12,255,207 km (0.088 R)
• M12: 14,249,347 km (0.039 R)
• M13: 14,795,229 km (0.089 R)
• M14: 19,310,093 km (0.118 R)
• M15: 20,663,954 km (0.058 R)
• M16: 22,322,545 km (0.12 R)
• M17: 22,894,608 km (0.092 R)
• M18: 23,476,394 km (0.039 R)
• M19: 26,535,222 km (0.108 R)
• M20: 30,545,342 km (0.108 R)
• M21: 31,556,474 km (0.047 R)
• M22: 32,694,465 km (0.048 R)
• M23: 37,751,471 km (0.096 R)
• M24: 38,681,222 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.2

Radius: 11.5

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 11.35 AU - 13.73 AU

Year: 16060 Days

Day: 9.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 112,919,627 km

• M1: 148,401 km (0.073 R)
• M2: 549,473 km (0.109 R)
• M3: 1,078,601 km (0.048 R)
• M4: 1,462,170 km (0.098 R)
• M5: 4,496,463 km (0.114 R)
• M6: 13,240,160 km (0.104 R)
• M7: 13,934,294 km (0.097 R)
• M8: 15,775,694 km (0.06 R)
• M9: 18,193,345 km (0.045 R)
• M10: 18,964,372 km (0.035 R)
• M11: 23,349,385 km (0.119 R)
• M12: 24,568,758 km (0.107 R)
• M13: 27,134,211 km (0.075 R)
• M14: 29,521,045 km (0.104 R)
• M15: 31,431,261 km (0.061 R)
• M16: 33,422,558 km (0.072 R)
• M17: 34,061,640 km (0.109 R)
• M18: 36,700,098 km (0.049 R)
• M19: 38,486,446 km (0.054 R)
• M20: 41,640,418 km (0.117 R)
• M21: 43,582,946 km (0.1 R)
• M22: 44,962,687 km (0.073 R)
• M23: 45,741,643 km (0.082 R)
• M24: 47,647,969 km (0.105 R)
• M25: 54,737,562 km (0.085 R)
• M26: 57,979,946 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.9

Radius: 3.4

Gravity: 83.04 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 15.84 AU - 22.66 AU

Year: 30545 Days

Day: 17.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 112,919,627 km

• M1: 44,730 km (0.053 R)
• M2: 169,195 km (0.116 R)
• M3: 513,420 km (0.116 R)
• M4: 1,488,499 km (0.119 R)
• M5: 1,913,955 km (0.081 R)
• M6: 3,340,371 km (0.1 R)
• M7: 11,029,253 km (0.084 R)
• M8: 13,079,791 km (0.041 R)
• M9: 13,732,935 km (0.058 R)
• M10: 14,151,959 km (0.044 R)
• M11: 18,014,576 km (0.094 R)
• M12: 19,971,765 km (0.104 R)
• M13: 25,916,186 km (0.1 R)
• M14: 32,346,800 km (0.073 R)
• M15: 33,537,599 km (0.114 R)
• M16: 35,534,581 km (0.052 R)
• M17: 37,772,116 km (0.086 R)
• M18: 51,173,991 km (0.11 R)
• M19: 59,586,627 km (0.032 R)
• M20: 63,886,818 km (0.062 R)
• M21: 71,338,886 km (0.11 R)
• M22: 81,782,463 km (0.049 R)
• M23: 83,986,638 km (0.091 R)
• M24: 91,717,407 km (0.097 R)
• M25: 92,012,564 km (0.108 R)
• M26: 98,048,090 km (0.106 R)
• M27: 99,908,938 km (0.107 R)
• M28: 104,985,990 km (0.108 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 11,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit