🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.67 AU - 1.11 AU

Year: 316 Days

Day: 18.1 Hours

Environment

Temp: 28 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.02 AU - 1.28 AU

Year: 465 Days

Day: 15.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 42.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.26 AU - 1.3 AU

Year: 546 Days

Day: 19 Hours

Environment

Temp: -21 °C

Axial Tilt: 152.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,910,434 km

• M1: 197,918 km (0.084 R)
• M2: 475,123 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.3 AU - 1.36 AU

Year: 578 Days

Day: 36.4 Hours

Environment

Temp: -29 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,910,434 km

• M1: 1,018,014 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.37 AU - 1.59 AU

Year: 678 Days

Day: 46.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.42 AU - 2.24 AU

Year: 933 Days

Day: 36.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,910,434 km

• M1: 179,966 km (0.1 R)

Asteroid Belt

Center: 6.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.3

Radius: 13.8

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.86 AU - 12.22 AU

Year: 13819 Days

Day: 5.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 52,910,434 km

• M1: 173,534 km (0.048 R)
• M2: 302,636 km (0.103 R)
• M3: 391,348 km (0.058 R)
• M4: 542,143 km (0.118 R)
• M5: 1,289,683 km (0.09 R)
• M6: 1,484,011 km (0.114 R)
• M7: 2,211,356 km (0.091 R)
• M8: 2,846,548 km (0.056 R)
• M9: 3,434,917 km (0.041 R)
• M10: 3,883,411 km (0.116 R)
• M11: 4,205,047 km (0.104 R)
• M12: 4,314,253 km (0.119 R)
• M13: 4,424,357 km (0.051 R)
• M14: 4,572,758 km (0.086 R)
• M15: 5,859,300 km (0.102 R)
• M16: 6,187,368 km (0.111 R)
• M17: 6,690,914 km (0.107 R)
• M18: 7,207,625 km (0.12 R)
• M19: 7,426,786 km (0.053 R)
• M20: 7,559,480 km (0.099 R)
• M21: 7,737,351 km (0.1 R)
• M22: 9,258,762 km (0.099 R)
• M23: 9,545,242 km (0.037 R)
• M24: 10,175,946 km (0.115 R)
• M25: 11,071,439 km (0.114 R)
• M26: 13,204,555 km (0.11 R)
• M27: 13,527,238 km (0.049 R)
• M28: 14,677,197 km (0.09 R)
• M29: 15,179,546 km (0.107 R)
• M30: 16,029,412 km (0.11 R)
• M31: 17,128,208 km (0.099 R)
• M32: 17,362,628 km (0.078 R)
• M33: 18,791,437 km (0.068 R)
• M34: 19,949,325 km (0.056 R)
• M35: 20,196,012 km (0.114 R)
• M36: 20,942,206 km (0.062 R)
• M37: 21,318,744 km (0.082 R)
• M38: 22,142,130 km (0.102 R)
• M39: 24,147,490 km (0.102 R)
• M40: 24,873,040 km (0.1 R)
• M41: 25,605,770 km (0.037 R)
• M42: 26,345,531 km (0.117 R)
• M43: 28,122,006 km (0.102 R)
• M44: 28,885,254 km (0.116 R)
• M45: 30,644,974 km (0.062 R)
• M46: 32,222,334 km (0.054 R)
• M47: 32,511,956 km (0.055 R)
• M48: 32,947,884 km (0.082 R)
• M49: 34,637,293 km (0.057 R)
• M50: 35,231,645 km (0.097 R)
• M51: 35,829,139 km (0.076 R)
• M52: 36,354,826 km (0.063 R)
• M53: 38,559,749 km (0.071 R)
• M54: 39,098,451 km (0.096 R)
• M55: 39,949,962 km (0.108 R)
• M56: 40,417,006 km (0.062 R)
• M57: 40,573,037 km (0.043 R)
• M58: 41,435,169 km (0.099 R)
• M59: 44,218,139 km (0.086 R)
• M60: 44,620,706 km (0.099 R)
• M61: 45,672,828 km (0.107 R)
• M62: 48,132,068 km (0.072 R)
• M63: 50,634,092 km (0.109 R)
• M64: 50,970,837 km (0.116 R)
• M65: 51,139,583 km (0.106 R)
• M66: 52,836,472 km (0.038 R)
• M67: 53,777,742 km (0.1 R)
• M68: 53,949,480 km (0.12 R)
• M69: 55,503,054 km (0.101 R)
• M70: 57,246,617 km (0.084 R)
• M71: 58,477,808 km (0.094 R)
• M72: 58,654,483 km (0.069 R)
• M73: 59,185,256 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.8

Radius: 8.9

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 11.05 AU - 12.46 AU

Year: 15173 Days

Day: 5.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 52,910,434 km

• M1: 126,111 km (0.103 R)
• M2: 282,740 km (0.111 R)
• M3: 458,966 km (0.097 R)
• M4: 526,285 km (0.118 R)
• M5: 730,636 km (0.03 R)
• M6: 790,924 km (0.074 R)
• M7: 938,727 km (0.085 R)
• M8: 1,095,804 km (0.091 R)
• M9: 1,213,388 km (0.071 R)
• M10: 1,310,777 km (0.102 R)
• M11: 1,487,452 km (0.087 R)
• M12: 1,591,871 km (0.059 R)
• M13: 1,726,060 km (0.086 R)
• M14: 1,808,489 km (0.083 R)
• M15: 1,864,139 km (0.116 R)
• M16: 2,063,553 km (0.084 R)
• M17: 2,514,441 km (0.05 R)
• M18: 4,300,191 km (0.108 R)
• M19: 4,488,684 km (0.115 R)
• M20: 5,109,814 km (0.108 R)
• M21: 5,675,444 km (0.052 R)
• M22: 5,882,338 km (0.075 R)
• M23: 6,303,605 km (0.108 R)
• M24: 6,388,876 km (0.108 R)
• M25: 6,909,626 km (0.109 R)
• M26: 7,624,854 km (0.116 R)
• M27: 8,083,970 km (0.078 R)
• M28: 9,270,430 km (0.096 R)
• M29: 9,859,248 km (0.093 R)
• M30: 10,008,247 km (0.074 R)
• M31: 10,460,033 km (0.099 R)
• M32: 10,663,037 km (0.081 R)
• M33: 11,227,769 km (0.044 R)
• M34: 11,592,189 km (0.087 R)
• M35: 11,749,566 km (0.07 R)
• M36: 12,493,517 km (0.05 R)
• M37: 13,088,767 km (0.109 R)
• M38: 13,527,387 km (0.027 R)
• M39: 13,637,791 km (0.071 R)
• M40: 14,194,444 km (0.092 R)
• M41: 14,306,643 km (0.105 R)
• M42: 15,157,705 km (0.091 R)
• M43: 15,908,537 km (0.025 R)
• M44: 16,671,486 km (0.086 R)
• M45: 17,626,668 km (0.111 R)
• M46: 18,111,066 km (0.102 R)
• M47: 18,599,653 km (0.084 R)
• M48: 20,407,244 km (0.106 R)
• M49: 20,597,532 km (0.09 R)
• M50: 21,299,894 km (0.113 R)
• M51: 21,364,072 km (0.111 R)
• M52: 22,662,432 km (0.113 R)
• M53: 22,925,126 km (0.118 R)
• M54: 22,990,949 km (0.106 R)
• M55: 23,719,490 km (0.078 R)
• M56: 24,590,000 km (0.043 R)
• M57: 25,949,845 km (0.084 R)
• M58: 26,500,515 km (0.035 R)
• M59: 27,333,925 km (0.095 R)
• M60: 28,458,302 km (0.11 R)
• M61: 28,955,117 km (0.05 R)
• M62: 29,311,608 km (0.045 R)
• M63: 31,188,912 km (0.109 R)
• M64: 32,068,548 km (0.112 R)
• M65: 32,437,456 km (0.101 R)
• M66: 33,552,409 km (0.114 R)
• M67: 34,302,792 km (0.099 R)
• M68: 36,049,646 km (0.101 R)
• M69: 36,587,002 km (0.049 R)
• M70: 38,058,745 km (0.099 R)
• M71: 38,449,346 km (0.101 R)
• M72: 40,183,484 km (0.108 R)
• M73: 40,820,322 km (0.032 R)
• M74: 41,300,232 km (0.049 R)
• M75: 43,645,927 km (0.082 R)
• M76: 43,890,968 km (0.076 R)
• M77: 43,972,798 km (0.066 R)
• M78: 45,040,927 km (0.064 R)
• M79: 46,700,865 km (0.044 R)
• M80: 49,397,965 km (0.047 R)
• M81: 50,593,850 km (0.098 R)
• M82: 50,765,439 km (0.094 R)
• M83: 51,195,383 km (0.106 R)
• M84: 52,492,247 km (0.096 R)
• M85: 53,975,061 km (0.118 R)
• M86: 54,326,018 km (0.051 R)
• M87: 54,677,723 km (0.095 R)
• M88: 55,737,175 km (0.069 R)
• M89: 56,447,316 km (0.114 R)
• M90: 57,428,678 km (0.094 R)
• M91: 58,775,956 km (0.116 R)
• M92: 59,498,664 km (0.068 R)
• M93: 59,951,945 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 177.4

Radius: 7

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 14.22 AU - 16.6 AU

Year: 22789 Days

Day: 17 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 52,910,434 km

• M1: 91,703 km (0.11 R)
• M2: 259,403 km (0.106 R)
• M3: 334,501 km (0.037 R)
• M4: 432,936 km (0.086 R)
• M5: 677,678 km (0.046 R)
• M6: 787,034 km (0.067 R)
• M7: 844,031 km (0.108 R)
• M8: 1,215,782 km (0.087 R)
• M9: 1,757,476 km (0.107 R)
• M10: 1,935,946 km (0.079 R)
• M11: 2,534,487 km (0.071 R)
• M12: 2,736,444 km (0.104 R)
• M13: 2,883,798 km (0.089 R)
• M14: 3,217,401 km (0.06 R)
• M15: 3,822,375 km (0.066 R)
• M16: 4,392,941 km (0.116 R)
• M17: 4,496,463 km (0.045 R)
• M18: 4,776,361 km (0.108 R)
• M19: 5,061,943 km (0.074 R)
• M20: 5,612,314 km (0.046 R)
• M21: 5,800,059 km (0.115 R)
• M22: 6,066,343 km (0.109 R)
• M23: 6,220,279 km (0.086 R)
• M24: 6,809,246 km (0.114 R)
• M25: 6,888,982 km (0.091 R)
• M26: 7,009,408 km (0.097 R)
• M27: 7,252,355 km (0.089 R)
• M28: 8,081,726 km (0.09 R)
• M29: 9,292,721 km (0.095 R)
• M30: 10,237,730 km (0.08 R)
• M31: 10,421,137 km (0.112 R)
• M32: 11,212,809 km (0.075 R)
• M33: 11,449,323 km (0.096 R)
• M34: 12,509,673 km (0.077 R)
• M35: 13,002,000 km (0.11 R)
• M36: 13,101,183 km (0.113 R)
• M37: 13,350,264 km (0.111 R)
• M38: 13,701,819 km (0.083 R)
• M39: 14,005,502 km (0.053 R)
• M40: 14,774,286 km (0.112 R)
• M41: 15,085,748 km (0.11 R)
• M42: 15,190,018 km (0.105 R)
• M43: 15,662,149 km (0.112 R)
• M44: 16,406,249 km (0.077 R)
• M45: 17,653,596 km (0.111 R)
• M46: 18,205,462 km (0.102 R)
• M47: 18,260,963 km (0.066 R)
• M48: 19,213,004 km (0.077 R)
• M49: 19,325,951 km (0.119 R)
• M50: 19,552,741 km (0.112 R)
• M51: 20,123,606 km (0.08 R)
• M52: 20,295,943 km (0.067 R)
• M53: 21,164,808 km (0.075 R)
• M54: 21,750,932 km (0.04 R)
• M55: 21,868,666 km (0.11 R)
• M56: 22,045,939 km (0.116 R)
• M57: 22,164,271 km (0.072 R)
• M58: 23,480,283 km (0.077 R)
• M59: 25,253,467 km (0.096 R)
• M60: 25,687,899 km (0.118 R)
• M61: 26,312,769 km (0.067 R)
• M62: 26,816,316 km (0.084 R)
• M63: 26,879,446 km (0.085 R)
• M64: 30,297,309 km (0.089 R)
• M65: 30,560,751 km (0.096 R)
• M66: 31,622,297 km (0.046 R)
• M67: 32,628,343 km (0.106 R)
• M68: 32,763,280 km (0.119 R)
• M69: 34,534,220 km (0.039 R)
• M70: 34,671,700 km (0.116 R)
• M71: 35,154,452 km (0.081 R)
• M72: 35,639,449 km (0.107 R)
• M73: 36,196,402 km (0.093 R)
• M74: 37,742,795 km (0.109 R)
• M75: 38,026,283 km (0.105 R)
• M76: 40,030,296 km (0.077 R)
• M77: 40,391,724 km (0.094 R)
• M78: 40,536,685 km (0.061 R)
• M79: 41,190,876 km (0.048 R)
• M80: 43,100,194 km (0.102 R)
• M81: 43,322,347 km (0.116 R)
• M82: 43,991,049 km (0.089 R)
• M83: 44,438,795 km (0.033 R)
• M84: 46,852,258 km (0.029 R)
• M85: 47,615,057 km (0.119 R)
• M86: 48,151,515 km (0.044 R)
• M87: 48,382,046 km (0.057 R)
• M88: 49,695,365 km (0.075 R)
• M89: 52,356,712 km (0.091 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 13,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit