🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.63 AU - 0.73 AU

Year: 248 Days

Day: 28.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 48.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.71 AU - 1.91 AU

Year: 1079 Days

Day: 39.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.67 AU - 2.47 AU

Year: 1319 Days

Day: 29.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.7

Radius: 13.9

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.46 AU - 5.94 AU

Year: 5252 Days

Day: 5.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,118,372 km

• M1: 198,367 km (0.087 R)
• M2: 664,215 km (0.1 R)
• M3: 1,653,655 km (0.119 R)
• M4: 2,123,093 km (0.098 R)
• M5: 2,824,109 km (0.11 R)
• M6: 3,653,928 km (0.03 R)
• M7: 5,309,079 km (0.092 R)
• M8: 6,225,665 km (0.056 R)
• M9: 7,107,694 km (0.107 R)
• M10: 8,297,147 km (0.077 R)
• M11: 11,208,321 km (0.034 R)
• M12: 12,314,298 km (0.1 R)
• M13: 14,464,768 km (0.04 R)
• M14: 16,855,042 km (0.106 R)
• M15: 18,370,768 km (0.115 R)
• M16: 18,829,435 km (0.05 R)
• M17: 19,633,673 km (0.038 R)
• M18: 20,113,434 km (0.078 R)
• M19: 22,480,970 km (0.101 R)
• M20: 24,394,177 km (0.105 R)
• M21: 29,604,371 km (0.049 R)

Asteroid Belt

Center: 7.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.1

Radius: 8.4

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.78 AU - 10.88 AU

Year: 12623 Days

Day: 11.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,118,372 km

• M1: 104,569 km (0.046 R)
• M2: 562,787 km (0.054 R)
• M3: 1,402,929 km (0.059 R)
• M4: 2,477,640 km (0.098 R)
• M5: 2,777,434 km (0.091 R)
• M6: 3,743,687 km (0.035 R)
• M7: 5,465,558 km (0.092 R)
• M8: 7,615,130 km (0.12 R)
• M9: 8,730,831 km (0.114 R)
• M10: 10,273,933 km (0.108 R)
• M11: 10,882,796 km (0.117 R)
• M12: 13,692,693 km (0.102 R)
• M13: 14,091,671 km (0.077 R)
• M14: 17,258,508 km (0.11 R)
• M15: 18,599,802 km (0.09 R)
• M16: 22,483,513 km (0.065 R)
• M17: 26,259,812 km (0.114 R)
• M18: 27,501,923 km (0.099 R)
• M19: 28,137,415 km (0.109 R)
• M20: 28,782,630 km (0.105 R)
• M21: 37,442,103 km (0.054 R)
• M22: 38,222,705 km (0.113 R)
• M23: 46,634,593 km (0.093 R)
• M24: 50,476,117 km (0.039 R)
• M25: 53,861,816 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.3

Radius: 7.6

Gravity: 13.58 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 9.59 AU - 14.33 AU

Year: 18320 Days

Day: 22.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,118,372 km

• M1: 94,546 km (0.051 R)
• M2: 379,231 km (0.109 R)
• M3: 892,950 km (0.112 R)
• M4: 1,323,343 km (0.068 R)
• M5: 2,328,341 km (0.111 R)
• M6: 3,227,574 km (0.111 R)
• M7: 5,338,550 km (0.105 R)
• M8: 11,576,930 km (0.032 R)
• M9: 15,651,976 km (0.112 R)
• M10: 18,313,622 km (0.097 R)
• M11: 18,666,224 km (0.094 R)
• M12: 19,203,579 km (0.052 R)
• M13: 25,375,838 km (0.048 R)
• M14: 33,664,906 km (0.108 R)
• M15: 35,953,006 km (0.092 R)
• M16: 37,629,250 km (0.096 R)
• M17: 41,438,610 km (0.091 R)
• M18: 67,268,777 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.1

Radius: 4.8

Gravity: 15.54 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 10.55 AU - 14.93 AU

Year: 20141 Days

Day: 24.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,118,372 km

• M1: 60,288 km (0.07 R)
• M2: 302,337 km (0.078 R)
• M3: 455,526 km (0.057 R)
• M4: 1,104,032 km (0.115 R)
• M5: 1,270,684 km (0.112 R)
• M6: 2,019,571 km (0.084 R)
• M7: 2,191,310 km (0.079 R)
• M8: 2,456,547 km (0.117 R)
• M9: 2,835,478 km (0.119 R)
• M10: 4,116,485 km (0.115 R)
• M11: 5,778,966 km (0.061 R)
• M12: 6,366,137 km (0.042 R)
• M13: 6,611,777 km (0.034 R)
• M14: 10,129,122 km (0.04 R)
• M15: 11,038,827 km (0.049 R)
• M16: 11,878,370 km (0.066 R)
• M17: 12,251,018 km (0.062 R)
• M18: 13,216,373 km (0.087 R)
• M19: 13,616,398 km (0.102 R)
• M20: 16,339,528 km (0.091 R)
• M21: 17,747,543 km (0.068 R)
• M22: 18,316,314 km (0.064 R)
• M23: 18,981,127 km (0.079 R)
• M24: 21,072,057 km (0.099 R)
• M25: 23,119,154 km (0.091 R)
• M26: 25,602,030 km (0.045 R)
• M27: 28,256,943 km (0.066 R)
• M28: 30,049,126 km (0.049 R)
• M29: 34,355,600 km (0.116 R)
• M30: 35,749,254 km (0.077 R)
• M31: 38,110,357 km (0.116 R)
• M32: 39,466,013 km (0.069 R)
• M33: 42,849,916 km (0.093 R)
• M34: 46,728,690 km (0.114 R)
• M35: 47,190,648 km (0.061 R)
• M36: 47,345,333 km (0.063 R)
• M37: 47,811,479 km (0.064 R)
• M38: 48,595,223 km (0.112 R)
• M39: 58,142,858 km (0.096 R)
• M40: 59,035,509 km (0.115 R)
• M41: 59,215,176 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.2

Radius: 3

Gravity: 100.36 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 12.71 AU - 13.77 AU

Year: 21339 Days

Day: 24.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,118,372 km

• M1: 37,998 km (0.12 R)
• M2: 266,135 km (0.096 R)
• M3: 496,067 km (0.1 R)
• M4: 597,643 km (0.071 R)
• M5: 733,927 km (0.091 R)
• M6: 843,732 km (0.054 R)
• M7: 1,069,475 km (0.096 R)
• M8: 1,464,264 km (0.106 R)
• M9: 1,621,491 km (0.077 R)
• M10: 1,789,639 km (0.045 R)
• M11: 2,139,250 km (0.116 R)
• M12: 2,785,064 km (0.099 R)
• M13: 3,340,520 km (0.11 R)
• M14: 3,520,636 km (0.081 R)
• M15: 4,520,100 km (0.088 R)
• M16: 4,666,257 km (0.116 R)
• M17: 5,282,750 km (0.059 R)
• M18: 5,908,218 km (0.105 R)
• M19: 6,864,747 km (0.1 R)
• M20: 10,663,336 km (0.08 R)
• M21: 11,725,182 km (0.116 R)
• M22: 12,782,839 km (0.119 R)
• M23: 13,825,835 km (0.089 R)
• M24: 15,248,361 km (0.068 R)
• M25: 17,560,696 km (0.11 R)
• M26: 21,708,147 km (0.116 R)
• M27: 24,620,369 km (0.116 R)
• M28: 24,959,208 km (0.093 R)
• M29: 33,084,915 km (0.097 R)
• M30: 33,497,357 km (0.119 R)
• M31: 35,611,474 km (0.105 R)
• M32: 38,414,938 km (0.103 R)
• M33: 51,466,455 km (0.081 R)
• M34: 52,020,116 km (0.09 R)
• M35: 66,092,638 km (0.11 R)
• M36: 69,405,932 km (0.096 R)
• M37: 73,525,708 km (0.088 R)
• M38: 76,121,979 km (0.107 R)
• M39: 87,118,320 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 15,796 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit