🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.78 AU - 1.2 AU

Year: 362 Days

Day: 13.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 1.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,716,246 km

• M1: 486,343 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.75 AU - 1.97 AU

Year: 931 Days

Day: 28.2 Hours

Environment

Temp: -53 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.9 AU - 2.16 AU

Year: 1062 Days

Day: 43.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,716,246 km

• M1: 823,087 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.92 AU - 2.94 AU

Year: 1391 Days

Day: 25 Hours

Environment

Temp: -85 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,716,246 km

• M1: 1,223,561 km (0.091 R)
• M2: 1,683,126 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.52 AU - 2.88 AU

Year: 1629 Days

Day: 36 Hours

Environment

Temp: -100 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,716,246 km

• M1: 2,282,265 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.64 AU - 2.88 AU

Year: 1683 Days

Day: 45.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.12 AU - 4.64 AU

Year: 2806 Days

Day: 35.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,716,246 km

• M1: 2,509,504 km (0.057 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.64 AU - 4.78 AU

Year: 3752 Days

Day: 27 Hours

Environment

Temp: -145 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,716,246 km

• M1: 517,309 km (0.08 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808

Radius: 8.3

Gravity: 11.73 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.41 AU - 6.47 AU

Year: 5314 Days

Day: 10.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 44,716,246 km

• M1: 266,883 km (0.059 R)
• M2: 602,281 km (0.073 R)
• M3: 716,723 km (0.084 R)
• M4: 824,883 km (0.11 R)
• M5: 982,708 km (0.113 R)
• M6: 1,103,883 km (0.086 R)
• M7: 1,262,606 km (0.048 R)
• M8: 1,411,905 km (0.052 R)
• M9: 1,838,408 km (0.046 R)
• M10: 2,283,163 km (0.102 R)
• M11: 2,445,626 km (0.04 R)
• M12: 2,675,109 km (0.06 R)
• M13: 2,803,464 km (0.076 R)
• M14: 3,021,727 km (0.116 R)
• M15: 3,268,265 km (0.112 R)
• M16: 4,022,238 km (0.048 R)
• M17: 4,520,100 km (0.039 R)
• M18: 4,724,750 km (0.11 R)
• M19: 5,037,409 km (0.052 R)
• M20: 5,196,282 km (0.112 R)
• M21: 5,356,801 km (0.095 R)
• M22: 5,464,810 km (0.115 R)
• M23: 5,737,826 km (0.081 R)
• M24: 6,903,493 km (0.108 R)
• M25: 7,080,168 km (0.106 R)
• M26: 7,467,926 km (0.11 R)
• M27: 7,679,607 km (0.095 R)
• M28: 7,771,011 km (0.117 R)
• M29: 7,924,050 km (0.1 R)
• M30: 8,016,351 km (0.083 R)
• M31: 8,546,227 km (0.119 R)
• M32: 8,609,357 km (0.053 R)
• M33: 8,704,203 km (0.066 R)
• M34: 9,055,309 km (0.101 R)
• M35: 9,639,638 km (0.074 R)
• M36: 9,738,223 km (0.049 R)
• M37: 10,102,643 km (0.059 R)
• M38: 10,539,170 km (0.108 R)
• M39: 11,222,533 km (0.048 R)
• M40: 11,534,744 km (0.085 R)
• M41: 11,604,606 km (0.107 R)
• M42: 12,238,901 km (0.088 R)
• M43: 12,417,072 km (0.05 R)
• M44: 12,524,334 km (0.091 R)
• M45: 12,632,044 km (0.051 R)
• M46: 13,947,608 km (0.104 R)
• M47: 14,320,855 km (0.072 R)
• M48: 14,433,352 km (0.108 R)
• M49: 14,659,395 km (0.085 R)
• M50: 15,038,775 km (0.111 R)
• M51: 15,344,702 km (0.095 R)
• M52: 15,613,979 km (0.054 R)
• M53: 16,549,115 km (0.056 R)
• M54: 16,746,285 km (0.104 R)
• M55: 17,103,076 km (0.055 R)
• M56: 17,302,340 km (0.078 R)
• M57: 18,432,552 km (0.108 R)
• M58: 20,256,449 km (0.107 R)
• M59: 20,636,577 km (0.114 R)
• M60: 20,806,221 km (0.074 R)
• M61: 21,018,950 km (0.111 R)
• M62: 21,147,005 km (0.078 R)
• M63: 21,575,603 km (0.06 R)
• M64: 21,877,342 km (0.066 R)
• M65: 22,834,619 km (0.084 R)
• M66: 24,117,421 km (0.063 R)
• M67: 25,332,604 km (0.109 R)
• M68: 25,559,843 km (0.083 R)
• M69: 25,970,490 km (0.067 R)
• M70: 26,475,532 km (0.108 R)
• M71: 27,122,842 km (0.056 R)
• M72: 27,728,564 km (0.05 R)
• M73: 28,433,020 km (0.088 R)
• M74: 28,574,689 km (0.099 R)
• M75: 29,191,033 km (0.091 R)
• M76: 29,333,898 km (0.076 R)
• M77: 29,620,378 km (0.08 R)
• M78: 29,859,735 km (0.099 R)
• M79: 30,485,204 km (0.109 R)
• M80: 30,630,164 km (0.119 R)
• M81: 30,775,274 km (0.051 R)
• M82: 31,455,795 km (0.096 R)
• M83: 31,846,844 km (0.068 R)
• M84: 31,993,898 km (0.117 R)
• M85: 32,732,762 km (0.057 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.9

Radius: 10.1

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.75 AU - 10.63 AU

Year: 9404 Days

Day: 10.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 44,716,246 km

• M1: 132,993 km (0.087 R)
• M2: 281,094 km (0.066 R)
• M3: 357,240 km (0.071 R)
• M4: 881,730 km (0.029 R)
• M5: 1,134,550 km (0.062 R)
• M6: 1,431,203 km (0.071 R)
• M7: 1,514,529 km (0.115 R)
• M8: 1,578,258 km (0.088 R)
• M9: 1,933,104 km (0.113 R)
• M10: 2,664,488 km (0.061 R)
• M11: 3,087,102 km (0.063 R)
• M12: 3,446,137 km (0.04 R)
• M13: 3,994,862 km (0.069 R)
• M14: 4,173,930 km (0.09 R)
• M15: 4,416,728 km (0.104 R)
• M16: 4,695,578 km (0.108 R)
• M17: 5,172,945 km (0.082 R)
• M18: 5,800,059 km (0.078 R)
• M19: 6,208,461 km (0.044 R)
• M20: 6,381,546 km (0.049 R)
• M21: 6,874,321 km (0.05 R)
• M22: 6,981,583 km (0.043 R)
• M23: 7,161,549 km (0.11 R)
• M24: 7,525,970 km (0.1 R)
• M25: 7,747,674 km (0.06 R)
• M26: 7,896,524 km (0.114 R)
• M27: 8,617,137 km (0.1 R)
• M28: 8,732,776 km (0.055 R)
• M29: 8,965,849 km (0.05 R)
• M30: 9,200,867 km (0.111 R)
• M31: 9,637,095 km (0.067 R)
• M32: 9,757,222 km (0.068 R)
• M33: 10,447,466 km (0.083 R)
• M34: 10,777,629 km (0.09 R)
• M35: 10,944,131 km (0.084 R)
• M36: 12,132,986 km (0.086 R)
• M37: 12,262,837 km (0.119 R)
• M38: 12,874,692 km (0.079 R)
• M39: 13,541,300 km (0.042 R)
• M40: 14,219,128 km (0.117 R)
• M41: 14,310,383 km (0.107 R)
• M42: 15,000,777 km (0.074 R)
• M43: 15,093,677 km (0.027 R)
• M44: 16,653,534 km (0.104 R)
• M45: 16,797,896 km (0.066 R)
• M46: 17,039,347 km (0.088 R)
• M47: 17,281,995 km (0.095 R)
• M48: 17,525,839 km (0.111 R)
• M49: 17,918,384 km (0.061 R)
• M50: 19,163,487 km (0.095 R)
• M51: 19,264,316 km (0.079 R)
• M52: 20,797,694 km (0.102 R)
• M53: 20,901,366 km (0.095 R)
• M54: 21,265,337 km (0.043 R)
• M55: 21,421,966 km (0.065 R)
• M56: 22,369,968 km (0.092 R)
• M57: 22,902,536 km (0.053 R)
• M58: 24,088,848 km (0.048 R)
• M59: 24,964,145 km (0.085 R)
• M60: 25,961,364 km (0.077 R)
• M61: 27,994,549 km (0.092 R)
• M62: 29,262,091 km (0.053 R)
• M63: 29,844,326 km (0.113 R)
• M64: 30,078,297 km (0.063 R)
• M65: 31,138,946 km (0.037 R)
• M66: 31,257,577 km (0.066 R)
• M67: 31,554,679 km (0.07 R)
• M68: 32,391,679 km (0.052 R)
• M69: 32,632,232 km (0.091 R)
• M70: 32,994,110 km (0.1 R)
• M71: 33,114,985 km (0.104 R)
• M72: 33,721,754 km (0.115 R)
• M73: 34,026,484 km (0.07 R)
• M74: 35,131,265 km (0.11 R)
• M75: 35,812,085 km (0.07 R)
• M76: 37,691,333 km (0.068 R)
• M77: 38,070,863 km (0.102 R)
• M78: 38,834,111 km (0.062 R)
• M79: 38,961,718 km (0.114 R)
• M80: 39,473,792 km (0.055 R)
• M81: 40,310,792 km (0.087 R)
• M82: 40,569,447 km (0.049 R)
• M83: 41,023,626 km (0.066 R)
• M84: 41,218,701 km (0.06 R)
• M85: 42,264,540 km (0.104 R)
• M86: 43,252,933 km (0.105 R)
• M87: 44,448,968 km (0.112 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 182 - 13,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit