🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.08 AU - 1.6 AU

Year: 540 Days

Day: 43 Hours

Environment

Temp: 22 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.52 AU - 1.9 AU

Year: 779 Days

Day: 34.3 Hours

Environment

Temp: -39 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.2

Radius: 13.4

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 10.41 AU - 10.95 AU

Year: 12155 Days

Day: 11.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,073,827 km

• M1: 167,101 km (0.065 R)
• M2: 986,299 km (0.109 R)
• M3: 2,824,557 km (0.102 R)
• M4: 7,748,721 km (0.069 R)
• M5: 10,005,554 km (0.115 R)
• M6: 11,508,564 km (0.098 R)
• M7: 13,782,901 km (0.046 R)
• M8: 16,200,253 km (0.097 R)
• M9: 19,124,741 km (0.025 R)
• M10: 20,921,412 km (0.107 R)
• M11: 21,687,951 km (0.103 R)
• M12: 22,739,026 km (0.047 R)
• M13: 28,510,063 km (0.058 R)
• M14: 33,777,703 km (0.106 R)
• M15: 35,428,516 km (0.117 R)
• M16: 40,310,193 km (0.1 R)
• M17: 46,192,831 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.8

Radius: 7

Gravity: 17.83 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 12.38 AU - 17.74 AU

Year: 20353 Days

Day: 21.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,073,827 km

• M1: 87,515 km (0.1 R)
• M2: 441,613 km (0.085 R)
• M3: 724,652 km (0.083 R)
• M4: 951,143 km (0.078 R)
• M5: 1,359,246 km (0.116 R)
• M6: 1,747,004 km (0.099 R)
• M7: 2,407,179 km (0.075 R)
• M8: 3,139,162 km (0.06 R)
• M9: 3,365,055 km (0.098 R)
• M10: 5,424,718 km (0.101 R)
• M11: 6,091,326 km (0.068 R)
• M12: 8,526,929 km (0.078 R)
• M13: 11,020,726 km (0.103 R)
• M14: 13,366,271 km (0.117 R)
• M15: 13,587,975 km (0.103 R)
• M16: 15,777,639 km (0.056 R)
• M17: 17,129,106 km (0.055 R)
• M18: 18,101,791 km (0.091 R)
• M19: 19,204,477 km (0.118 R)
• M20: 19,487,067 km (0.11 R)
• M21: 21,542,991 km (0.105 R)
• M22: 22,052,970 km (0.102 R)
• M23: 26,776,672 km (0.079 R)
• M24: 27,011,541 km (0.119 R)
• M25: 29,186,993 km (0.075 R)
• M26: 31,476,738 km (0.111 R)
• M27: 32,398,560 km (0.099 R)
• M28: 37,572,403 km (0.051 R)
• M29: 38,909,209 km (0.071 R)
• M30: 39,817,867 km (0.095 R)
• M31: 42,949,100 km (0.086 R)
• M32: 49,343,212 km (0.107 R)
• M33: 54,065,867 km (0.096 R)
• M34: 55,196,977 km (0.104 R)
• M35: 59,479,216 km (0.118 R)
• M36: 59,879,241 km (0.117 R)
• M37: 62,936,123 km (0.106 R)
• M38: 78,104,450 km (0.105 R)
• M39: 78,584,061 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.4

Radius: 7.3

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 13.5 AU - 18.96 AU

Year: 22770 Days

Day: 20.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,073,827 km

• M1: 99,632 km (0.088 R)
• M2: 408,552 km (0.087 R)
• M3: 1,136,794 km (0.115 R)
• M4: 1,875,808 km (0.106 R)
• M5: 2,632,324 km (0.087 R)
• M6: 4,388,454 km (0.096 R)
• M7: 4,837,546 km (0.083 R)
• M8: 6,991,456 km (0.115 R)
• M9: 7,849,101 km (0.066 R)
• M10: 9,209,245 km (0.116 R)
• M11: 10,061,803 km (0.113 R)
• M12: 10,719,585 km (0.064 R)
• M13: 14,746,311 km (0.033 R)
• M14: 17,135,838 km (0.075 R)
• M15: 20,993,668 km (0.058 R)
• M16: 22,465,262 km (0.045 R)
• M17: 23,174,954 km (0.063 R)
• M18: 25,068,414 km (0.094 R)
• M19: 31,490,053 km (0.088 R)
• M20: 31,995,843 km (0.112 R)
• M21: 34,073,009 km (0.097 R)
• M22: 35,144,729 km (0.099 R)
• M23: 36,794,045 km (0.086 R)
• M24: 43,908,471 km (0.101 R)
• M25: 56,774,486 km (0.12 R)
• M26: 57,711,867 km (0.095 R)
• M27: 65,585,950 km (0.117 R)
• M28: 65,997,494 km (0.082 R)
• M29: 69,778,730 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371

Radius: 5.8

Gravity: 11.03 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 12.26 AU - 20.44 AU

Year: 23023 Days

Day: 15.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 80,073,827 km

• M1: 72,555 km (0.087 R)
• M2: 258,804 km (0.042 R)
• M3: 443,109 km (0.056 R)
• M4: 658,380 km (0.066 R)
• M5: 955,332 km (0.094 R)
• M6: 1,324,240 km (0.072 R)
• M7: 1,965,267 km (0.098 R)
• M8: 2,344,199 km (0.058 R)
• M9: 2,723,429 km (0.114 R)
• M10: 3,381,361 km (0.064 R)
• M11: 4,660,273 km (0.108 R)
• M12: 8,629,852 km (0.036 R)
• M13: 9,046,482 km (0.096 R)
• M14: 10,376,707 km (0.036 R)
• M15: 12,608,857 km (0.116 R)
• M16: 15,367,441 km (0.084 R)
• M17: 17,828,326 km (0.095 R)
• M18: 18,418,340 km (0.054 R)
• M19: 19,459,841 km (0.06 R)
• M20: 20,357,278 km (0.104 R)
• M21: 22,041,601 km (0.109 R)
• M22: 22,428,162 km (0.09 R)
• M23: 23,314,529 km (0.041 R)
• M24: 32,242,829 km (0.049 R)
• M25: 33,244,237 km (0.047 R)
• M26: 36,372,478 km (0.112 R)
• M27: 38,285,087 km (0.089 R)
• M28: 39,124,780 km (0.075 R)
• M29: 41,865,263 km (0.063 R)
• M30: 47,724,713 km (0.081 R)
• M31: 52,376,159 km (0.104 R)
• M32: 52,891,674 km (0.083 R)
• M33: 54,634,788 km (0.096 R)
• M34: 64,123,183 km (0.076 R)
• M35: 65,108,584 km (0.083 R)
• M36: 65,704,582 km (0.097 R)
• M37: 68,125,225 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.3

Radius: 3.8

Gravity: 21.77 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 19.86 AU - 20.76 AU

Year: 31876 Days

Day: 24.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,073,827 km

• M1: 50,714 km (0.103 R)
• M2: 196,123 km (0.108 R)
• M3: 375,042 km (0.088 R)
• M4: 640,578 km (0.094 R)
• M5: 777,909 km (0.08 R)
• M6: 1,437,636 km (0.092 R)
• M7: 2,596,570 km (0.078 R)
• M8: 3,419,957 km (0.115 R)
• M9: 4,166,899 km (0.072 R)
• M10: 4,543,287 km (0.111 R)
• M11: 6,864,298 km (0.075 R)
• M12: 8,302,981 km (0.052 R)
• M13: 9,462,365 km (0.037 R)
• M14: 10,914,661 km (0.083 R)
• M15: 12,096,783 km (0.06 R)
• M16: 13,728,148 km (0.106 R)
• M17: 13,876,549 km (0.07 R)
• M18: 14,025,997 km (0.108 R)
• M19: 15,340,514 km (0.086 R)
• M20: 17,246,690 km (0.098 R)
• M21: 19,027,652 km (0.112 R)
• M22: 22,432,799 km (0.066 R)
• M23: 23,581,412 km (0.11 R)
• M24: 25,995,323 km (0.118 R)
• M25: 27,144,982 km (0.115 R)
• M26: 27,850,785 km (0.047 R)
• M27: 29,545,131 km (0.111 R)
• M28: 30,166,560 km (0.116 R)
• M29: 32,344,705 km (0.05 R)
• M30: 40,105,843 km (0.109 R)
• M31: 40,561,667 km (0.111 R)
• M32: 48,160,192 km (0.119 R)
• M33: 48,331,332 km (0.101 R)
• M34: 48,503,070 km (0.1 R)
• M35: 56,653,910 km (0.095 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 18,192 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit