🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.76 AU - 0.84 AU

Year: 267 Days

Day: 21.3 Hours

Environment

Temp: 162 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,771,667 km

• M1: 299,794 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.89 AU - 1.48 AU

Year: 478 Days

Day: 46.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.87 AU - 2.05 AU

Year: 1023 Days

Day: 30.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,771,667 km

• M1: 1,140,983 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.14 AU - 4.72 AU

Year: 2904 Days

Day: 41.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,771,667 km

• M1: 789,578 km (0.096 R)

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.6

Radius: 9.3

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.1 AU - 7.02 AU

Year: 5561 Days

Day: 9 Hours

Environment

Temp: -160 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 60,771,667 km

• M1: 196,422 km (0.105 R)
• M2: 420,071 km (0.109 R)
• M3: 502,798 km (0.082 R)
• M4: 800,797 km (0.074 R)
• M5: 907,461 km (0.093 R)
• M6: 1,004,998 km (0.095 R)
• M7: 1,366,427 km (0.103 R)
• M8: 1,463,067 km (0.091 R)
• M9: 1,714,840 km (0.071 R)
• M10: 2,072,080 km (0.086 R)
• M11: 2,146,281 km (0.11 R)
• M12: 2,335,971 km (0.119 R)
• M13: 2,531,346 km (0.067 R)
• M14: 2,711,761 km (0.119 R)
• M15: 3,586,160 km (0.081 R)
• M16: 3,698,508 km (0.084 R)
• M17: 3,972,871 km (0.068 R)
• M18: 4,112,445 km (0.067 R)
• M19: 4,206,543 km (0.109 R)
• M20: 4,614,197 km (0.081 R)
• M21: 4,736,568 km (0.116 R)
• M22: 5,059,849 km (0.045 R)
• M23: 5,753,833 km (0.04 R)
• M24: 5,859,300 km (0.078 R)
• M25: 5,991,844 km (0.084 R)
• M26: 6,072,028 km (0.078 R)
• M27: 6,206,217 km (0.096 R)
• M28: 6,697,646 km (0.1 R)
• M29: 7,032,297 km (0.102 R)
• M30: 7,230,065 km (0.069 R)
• M31: 7,602,265 km (0.105 R)
• M32: 7,747,075 km (0.09 R)
• M33: 7,892,784 km (0.086 R)
• M34: 8,424,903 km (0.097 R)
• M35: 8,725,595 km (0.04 R)
• M36: 8,816,551 km (0.078 R)
• M37: 9,399,533 km (0.039 R)
• M38: 9,805,542 km (0.065 R)
• M39: 10,185,521 km (0.078 R)
• M40: 10,249,399 km (0.103 R)
• M41: 10,345,291 km (0.092 R)
• M42: 10,441,632 km (0.115 R)
• M43: 11,553,144 km (0.07 R)
• M44: 11,853,686 km (0.072 R)
• M45: 12,496,658 km (0.102 R)
• M46: 14,135,353 km (0.068 R)
• M47: 14,456,839 km (0.092 R)
• M48: 15,766,718 km (0.068 R)
• M49: 15,951,621 km (0.115 R)
• M50: 16,174,522 km (0.1 R)
• M51: 16,811,510 km (0.064 R)
• M52: 16,887,056 km (0.04 R)
• M53: 17,190,142 km (0.117 R)
• M54: 17,342,432 km (0.073 R)
• M55: 17,418,578 km (0.086 R)
• M56: 17,686,507 km (0.071 R)
• M57: 17,840,144 km (0.111 R)
• M58: 17,917,187 km (0.071 R)
• M59: 18,265,152 km (0.101 R)
• M60: 18,420,435 km (0.086 R)
• M61: 18,771,541 km (0.078 R)
• M62: 19,124,891 km (0.071 R)
• M63: 19,322,211 km (0.108 R)
• M64: 19,480,485 km (0.046 R)
• M65: 20,198,106 km (0.115 R)
• M66: 20,721,848 km (0.062 R)
• M67: 21,127,707 km (0.099 R)
• M68: 22,112,660 km (0.084 R)
• M69: 22,944,723 km (0.076 R)
• M70: 23,196,347 km (0.046 R)
• M71: 23,491,054 km (0.088 R)
• M72: 23,829,445 km (0.063 R)
• M73: 23,956,753 km (0.096 R)
• M74: 24,297,387 km (0.11 R)
• M75: 24,553,798 km (0.084 R)
• M76: 24,897,274 km (0.103 R)
• M77: 25,371,948 km (0.04 R)
• M78: 25,980,513 km (0.096 R)
• M79: 26,199,075 km (0.114 R)
• M80: 26,418,236 km (0.111 R)
• M81: 27,567,447 km (0.06 R)
• M82: 28,868,500 km (0.109 R)
• M83: 29,503,692 km (0.097 R)
• M84: 30,465,158 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.5

Radius: 11.6

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.73 AU - 6.53 AU

Year: 5658 Days

Day: 9.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,771,667 km

• M1: 302,786 km (0.073 R)
• M2: 397,781 km (0.076 R)
• M3: 519,404 km (0.12 R)
• M4: 706,850 km (0.117 R)
• M5: 861,235 km (0.073 R)
• M6: 1,027,588 km (0.107 R)
• M7: 1,326,335 km (0.106 R)
• M8: 1,530,835 km (0.099 R)
• M9: 1,642,285 km (0.112 R)
• M10: 2,160,941 km (0.06 R)
• M11: 2,391,621 km (0.089 R)
• M12: 2,498,284 km (0.094 R)
• M13: 2,864,949 km (0.078 R)
• M14: 3,119,116 km (0.119 R)
• M15: 3,196,906 km (0.069 R)
• M16: 3,500,889 km (0.064 R)
• M17: 4,222,849 km (0.12 R)
• M18: 4,366,911 km (0.116 R)
• M19: 5,157,985 km (0.106 R)
• M20: 5,234,878 km (0.119 R)
• M21: 6,090,129 km (0.081 R)
• M22: 6,500,925 km (0.112 R)
• M23: 7,332,091 km (0.104 R)
• M24: 7,436,061 km (0.116 R)
• M25: 7,804,371 km (0.071 R)
• M26: 8,322,578 km (0.106 R)
• M27: 8,522,142 km (0.099 R)
• M28: 8,815,204 km (0.059 R)
• M29: 10,330,032 km (0.074 R)
• M30: 10,879,206 km (0.115 R)
• M31: 11,057,676 km (0.032 R)
• M32: 11,397,563 km (0.088 R)
• M33: 11,639,612 km (0.085 R)
• M34: 11,985,333 km (0.084 R)
• M35: 12,396,428 km (0.09 R)
• M36: 12,499,949 km (0.075 R)
• M37: 12,645,358 km (0.109 R)
• M38: 13,486,996 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.9

Radius: 9.8

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.47 AU - 9.77 AU

Year: 11123 Days

Day: 10.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 60,771,667 km

• M1: 138,677 km (0.085 R)
• M2: 255,812 km (0.104 R)
• M3: 1,113,906 km (0.103 R)
• M4: 1,552,377 km (0.117 R)
• M5: 1,849,329 km (0.043 R)
• M6: 2,065,647 km (0.08 R)
• M7: 2,418,549 km (0.082 R)
• M8: 2,575,776 km (0.059 R)
• M9: 3,095,778 km (0.083 R)
• M10: 3,798,440 km (0.086 R)
• M11: 4,325,323 km (0.12 R)
• M12: 5,008,088 km (0.101 R)
• M13: 5,141,828 km (0.083 R)
• M14: 5,585,237 km (0.058 R)
• M15: 6,076,366 km (0.114 R)
• M16: 6,363,295 km (0.082 R)
• M17: 6,728,164 km (0.073 R)
• M18: 6,876,117 km (0.091 R)
• M19: 7,747,375 km (0.116 R)
• M20: 8,453,476 km (0.098 R)
• M21: 9,262,053 km (0.071 R)
• M22: 9,426,611 km (0.097 R)
• M23: 10,307,144 km (0.106 R)
• M24: 10,392,414 km (0.081 R)
• M25: 11,345,503 km (0.074 R)
• M26: 11,521,729 km (0.058 R)
• M27: 12,644,012 km (0.117 R)
• M28: 13,800,852 km (0.09 R)
• M29: 13,941,923 km (0.044 R)
• M30: 14,511,143 km (0.028 R)
• M31: 15,476,648 km (0.059 R)
• M32: 16,562,728 km (0.069 R)
• M33: 17,367,864 km (0.095 R)
• M34: 17,571,168 km (0.081 R)
• M35: 18,911,714 km (0.103 R)
• M36: 19,068,493 km (0.07 R)
• M37: 19,965,182 km (0.056 R)
• M38: 20,285,022 km (0.092 R)
• M39: 20,660,214 km (0.079 R)
• M40: 21,909,057 km (0.12 R)
• M41: 22,681,281 km (0.06 R)
• M42: 23,518,431 km (0.108 R)
• M43: 24,138,813 km (0.084 R)
• M44: 24,536,444 km (0.099 R)
• M45: 24,993,466 km (0.113 R)
• M46: 25,684,309 km (0.092 R)
• M47: 28,390,235 km (0.101 R)
• M48: 30,020,403 km (0.067 R)
• M49: 30,693,145 km (0.068 R)
• M50: 30,815,965 km (0.112 R)
• M51: 31,370,823 km (0.115 R)
• M52: 31,618,557 km (0.09 R)
• M53: 32,178,203 km (0.103 R)
• M54: 32,365,499 km (0.091 R)
• M55: 32,490,563 km (0.082 R)
• M56: 33,307,368 km (0.114 R)
• M57: 34,321,940 km (0.07 R)
• M58: 34,768,939 km (0.086 R)
• M59: 35,410,863 km (0.082 R)
• M60: 36,576,380 km (0.107 R)
• M61: 37,360,273 km (0.071 R)
• M62: 37,886,110 km (0.051 R)
• M63: 38,348,068 km (0.11 R)
• M64: 38,679,277 km (0.103 R)
• M65: 40,281,919 km (0.052 R)
• M66: 40,551,196 km (0.111 R)
• M67: 40,618,515 km (0.068 R)
• M68: 41,498,150 km (0.118 R)
• M69: 43,207,306 km (0.094 R)
• M70: 43,551,979 km (0.102 R)
• M71: 44,035,928 km (0.06 R)
• M72: 44,382,696 km (0.06 R)
• M73: 44,521,673 km (0.092 R)
• M74: 45,849,055 km (0.101 R)
• M75: 46,341,381 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.9

Radius: 7.9

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 13.98 AU - 14.5 AU

Year: 20032 Days

Day: 24.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 60,771,667 km

• M1: 103,671 km (0.114 R)
• M2: 221,106 km (0.108 R)
• M3: 282,890 km (0.089 R)
• M4: 413,489 km (0.111 R)
• M5: 495,468 km (0.096 R)
• M6: 880,832 km (0.118 R)
• M7: 945,758 km (0.06 R)
• M8: 1,057,657 km (0.119 R)
• M9: 1,736,382 km (0.041 R)
• M10: 1,818,961 km (0.098 R)
• M11: 2,162,587 km (0.111 R)
• M12: 2,588,941 km (0.102 R)
• M13: 2,844,304 km (0.1 R)
• M14: 2,909,379 km (0.118 R)
• M15: 3,552,800 km (0.098 R)
• M16: 3,945,045 km (0.106 R)
• M17: 4,017,750 km (0.059 R)
• M18: 4,239,005 km (0.117 R)
• M19: 4,501,998 km (0.114 R)
• M20: 4,578,144 km (0.115 R)
• M21: 4,926,108 km (0.056 R)
• M22: 5,242,657 km (0.079 R)
• M23: 5,606,629 km (0.107 R)
• M24: 6,359,106 km (0.074 R)
• M25: 6,617,013 km (0.081 R)
• M26: 7,054,288 km (0.105 R)
• M27: 7,411,079 km (0.11 R)
• M28: 9,770,387 km (0.105 R)
• M29: 12,020,937 km (0.094 R)
• M30: 13,477,721 km (0.112 R)
• M31: 14,705,321 km (0.058 R)
• M32: 14,989,407 km (0.073 R)
• M33: 15,332,585 km (0.115 R)
• M34: 15,678,306 km (0.103 R)
• M35: 16,143,405 km (0.046 R)
• M36: 16,436,318 km (0.108 R)
• M37: 17,987,947 km (0.081 R)
• M38: 18,352,667 km (0.098 R)
• M39: 18,719,780 km (0.071 R)
• M40: 18,842,749 km (0.102 R)
• M41: 19,898,312 km (0.072 R)
• M42: 20,275,448 km (0.101 R)
• M43: 21,936,882 km (0.11 R)
• M44: 23,178,395 km (0.048 R)
• M45: 24,375,477 km (0.072 R)
• M46: 26,139,834 km (0.097 R)
• M47: 26,898,595 km (0.075 R)
• M48: 27,874,721 km (0.033 R)
• M49: 28,720,697 km (0.102 R)
• M50: 28,791,606 km (0.059 R)
• M51: 29,575,050 km (0.104 R)
• M52: 30,872,213 km (0.076 R)
• M53: 31,090,327 km (0.08 R)
• M54: 31,967,419 km (0.109 R)
• M55: 32,556,536 km (0.104 R)
• M56: 34,722,563 km (0.113 R)
• M57: 34,873,657 km (0.099 R)
• M58: 35,252,289 km (0.08 R)
• M59: 35,937,448 km (0.11 R)
• M60: 36,396,564 km (0.086 R)
• M61: 36,780,581 km (0.047 R)
• M62: 37,011,710 km (0.039 R)
• M63: 38,174,534 km (0.112 R)
• M64: 38,330,415 km (0.085 R)
• M65: 38,486,595 km (0.067 R)
• M66: 39,034,872 km (0.097 R)
• M67: 39,191,949 km (0.087 R)
• M68: 39,506,853 km (0.063 R)
• M69: 39,743,517 km (0.096 R)
• M70: 39,980,629 km (0.09 R)
• M71: 42,297,302 km (0.101 R)
• M72: 45,150,732 km (0.112 R)
• M73: 45,233,160 km (0.109 R)
• M74: 46,392,544 km (0.052 R)
• M75: 46,975,975 km (0.118 R)
• M76: 49,503,581 km (0.062 R)
• M77: 50,270,420 km (0.053 R)
• M78: 50,783,840 km (0.073 R)
• M79: 51,041,148 km (0.081 R)
• M80: 51,384,924 km (0.036 R)
• M81: 51,729,597 km (0.053 R)
• M82: 53,115,622 km (0.081 R)
• M83: 55,393,848 km (0.069 R)
• M84: 55,570,373 km (0.102 R)
• M85: 56,544,854 km (0.116 R)
• M86: 57,346,399 km (0.1 R)
• M87: 58,780,444 km (0.107 R)
• M88: 59,682,819 km (0.108 R)
• M89: 59,954,488 km (0.063 R)
• M90: 60,680,636 km (0.074 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 13,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit