🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.7 AU - 1.08 AU

Year: 298 Days

Day: 13.6 Hours

Environment

Temp: 105 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.19 AU - 2.57 AU

Year: 1303 Days

Day: 47.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.26 AU - 4.82 AU

Year: 3432 Days

Day: 26.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,191,975 km

• M1: 346,618 km (0.075 R)
• M2: 3,230,865 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.49 AU - 4.59 AU

Year: 3432 Days

Day: 43.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,191,975 km

• M1: 2,218,985 km (0.104 R)
• M2: 3,332,741 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.18 AU - 6.12 AU

Year: 4146 Days

Day: 28.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.1

Radius: 6.7

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 11.5 AU - 16.28 AU

Year: 18365 Days

Day: 21.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 39,191,975 km

• M1: 169,943 km (0.115 R)
• M2: 263,741 km (0.091 R)
• M3: 695,481 km (0.085 R)
• M4: 817,253 km (0.078 R)
• M5: 873,652 km (0.117 R)
• M6: 1,112,859 km (0.092 R)
• M7: 1,305,690 km (0.118 R)
• M8: 1,406,070 km (0.111 R)
• M9: 1,474,586 km (0.098 R)
• M10: 1,704,668 km (0.099 R)
• M11: 2,238,433 km (0.112 R)
• M12: 2,441,138 km (0.07 R)
• M13: 2,628,584 km (0.107 R)
• M14: 3,106,400 km (0.114 R)
• M15: 3,218,748 km (0.099 R)
• M16: 3,355,480 km (0.064 R)
• M17: 3,447,633 km (0.064 R)
• M18: 3,681,753 km (0.059 R)
• M19: 4,214,920 km (0.094 R)
• M20: 4,875,993 km (0.093 R)
• M21: 5,271,979 km (0.094 R)
• M22: 5,352,313 km (0.059 R)
• M23: 5,487,399 km (0.064 R)
• M24: 5,623,534 km (0.032 R)
• M25: 5,760,715 km (0.105 R)
• M26: 5,954,743 km (0.087 R)
• M27: 6,463,526 km (0.071 R)
• M28: 6,723,078 km (0.095 R)
• M29: 6,986,071 km (0.08 R)
• M30: 7,552,449 km (0.068 R)
• M31: 7,887,099 km (0.099 R)
• M32: 8,102,669 km (0.086 R)
• M33: 8,226,686 km (0.093 R)
• M34: 8,351,301 km (0.108 R)
• M35: 8,665,606 km (0.035 R)
• M36: 10,160,987 km (0.083 R)
• M37: 10,462,725 km (0.09 R)
• M38: 11,909,786 km (0.085 R)
• M39: 12,015,551 km (0.063 R)
• M40: 12,513,263 km (0.103 R)
• M41: 13,017,558 km (0.116 R)
• M42: 13,272,323 km (0.031 R)
• M43: 13,897,642 km (0.091 R)
• M44: 14,120,693 km (0.049 R)
• M45: 15,062,561 km (0.083 R)
• M46: 15,675,912 km (0.028 R)
• M47: 15,753,254 km (0.094 R)
• M48: 16,927,149 km (0.114 R)
• M49: 17,765,645 km (0.072 R)
• M50: 18,454,244 km (0.105 R)
• M51: 19,524,168 km (0.075 R)
• M52: 19,899,359 km (0.081 R)
• M53: 20,108,647 km (0.109 R)
• M54: 20,656,624 km (0.086 R)
• M55: 20,911,090 km (0.1 R)
• M56: 21,123,967 km (0.025 R)
• M57: 21,896,341 km (0.11 R)
• M58: 21,982,659 km (0.065 R)
• M59: 22,285,894 km (0.08 R)
• M60: 23,159,994 km (0.041 R)
• M61: 23,247,958 km (0.064 R)
• M62: 23,292,089 km (0.071 R)
• M63: 23,512,746 km (0.115 R)
• M64: 23,601,158 km (0.112 R)
• M65: 24,045,165 km (0.104 R)
• M66: 24,134,325 km (0.091 R)
• M67: 24,223,635 km (0.12 R)
• M68: 24,716,411 km (0.106 R)
• M69: 24,851,348 km (0.049 R)
• M70: 25,122,120 km (0.113 R)
• M71: 25,803,090 km (0.106 R)
• M72: 25,939,972 km (0.043 R)
• M73: 26,398,190 km (0.087 R)
• M74: 27,555,329 km (0.097 R)
• M75: 28,116,621 km (0.081 R)
• M76: 29,488,433 km (0.087 R)
• M77: 30,736,977 km (0.104 R)
• M78: 31,124,585 km (0.05 R)
• M79: 31,367,682 km (0.103 R)
• M80: 31,562,608 km (0.114 R)
• M81: 32,149,779 km (0.057 R)
• M82: 32,346,201 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.2

Radius: 5.7

Gravity: 14.75 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 14.63 AU - 20.75 AU

Year: 26395 Days

Day: 24.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 39,191,975 km

• M1: 99,632 km (0.099 R)
• M2: 177,573 km (0.097 R)
• M3: 431,141 km (0.12 R)
• M4: 845,976 km (0.108 R)
• M5: 1,118,244 km (0.111 R)
• M6: 1,264,252 km (0.118 R)
• M7: 1,606,980 km (0.119 R)
• M8: 1,873,863 km (0.119 R)
• M9: 4,098,533 km (0.099 R)
• M10: 4,278,798 km (0.085 R)
• M11: 5,170,402 km (0.12 R)
• M12: 5,365,328 km (0.092 R)
• M13: 5,762,360 km (0.104 R)
• M14: 5,812,625 km (0.034 R)
• M15: 6,375,412 km (0.101 R)
• M16: 8,392,590 km (0.097 R)
• M17: 8,794,859 km (0.105 R)
• M18: 8,852,753 km (0.104 R)
• M19: 9,380,235 km (0.114 R)
• M20: 10,220,676 km (0.084 R)
• M21: 10,897,906 km (0.054 R)
• M22: 11,653,076 km (0.064 R)
• M23: 13,147,259 km (0.113 R)
• M24: 15,045,955 km (0.12 R)
• M25: 15,814,888 km (0.116 R)
• M26: 17,463,906 km (0.094 R)
• M27: 18,050,180 km (0.114 R)
• M28: 18,271,585 km (0.077 R)
• M29: 20,844,219 km (0.108 R)
• M30: 24,093,635 km (0.096 R)
• M31: 24,337,629 km (0.027 R)
• M32: 26,821,103 km (0.101 R)
• M33: 27,327,342 km (0.12 R)
• M34: 28,092,685 km (0.101 R)
• M35: 30,518,564 km (0.092 R)
• M36: 32,113,128 km (0.105 R)
• M37: 32,650,633 km (0.061 R)
• M38: 33,281,487 km (0.102 R)
• M39: 33,734,619 km (0.1 R)
• M40: 36,402,398 km (0.064 R)
• M41: 37,150,238 km (0.102 R)
• M42: 38,281,347 km (0.104 R)
• M43: 38,946,459 km (0.119 R)
• M44: 40,674,015 km (0.064 R)
• M45: 43,016,269 km (0.069 R)
• M46: 43,410,759 km (0.074 R)
• M47: 46,711,786 km (0.082 R)
• M48: 48,854,027 km (0.104 R)
• M49: 49,162,647 km (0.065 R)
• M50: 50,507,532 km (0.087 R)
• M51: 51,236,672 km (0.112 R)
• M52: 53,339,270 km (0.075 R)
• M53: 54,720,956 km (0.098 R)
• M54: 55,684,516 km (0.066 R)
• M55: 56,006,900 km (0.111 R)
• M56: 56,329,881 km (0.105 R)
• M57: 57,085,949 km (0.053 R)
• M58: 60,695,446 km (0.049 R)
• M59: 60,805,999 km (0.096 R)
• M60: 63,927,957 km (0.11 R)
• M61: 64,265,450 km (0.106 R)
• M62: 64,378,097 km (0.074 R)
• M63: 65,055,476 km (0.113 R)
• M64: 65,962,189 km (0.1 R)
• M65: 66,075,884 km (0.108 R)
• M66: 68,247,297 km (0.106 R)
• M67: 68,822,650 km (0.057 R)
• M68: 69,399,649 km (0.068 R)
• M69: 69,515,139 km (0.071 R)
• M70: 69,978,144 km (0.08 R)
• M71: 70,210,021 km (0.114 R)
• M72: 72,894,704 km (0.119 R)
• M73: 73,012,288 km (0.087 R)
• M74: 76,446,756 km (0.115 R)
• M75: 77,044,250 km (0.057 R)
• M76: 77,763,217 km (0.115 R)
• M77: 80,297,255 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.1

Radius: 3.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 18.38 AU - 20 AU

Year: 29823 Days

Day: 19.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 39,191,975 km

• M1: 134,040 km (0.091 R)
• M2: 201,957 km (0.088 R)
• M3: 260,899 km (0.08 R)
• M4: 360,381 km (0.109 R)
• M5: 446,101 km (0.105 R)
• M6: 622,626 km (0.068 R)
• M7: 666,309 km (0.108 R)
• M8: 1,034,469 km (0.072 R)
• M9: 1,554,023 km (0.104 R)
• M10: 1,756,578 km (0.098 R)
• M11: 1,903,334 km (0.081 R)
• M12: 3,036,687 km (0.117 R)
• M13: 3,392,132 km (0.097 R)
• M14: 3,574,791 km (0.091 R)
• M15: 3,922,456 km (0.118 R)
• M16: 4,169,442 km (0.027 R)
• M17: 4,365,116 km (0.087 R)
• M18: 4,999,112 km (0.093 R)
• M19: 5,058,203 km (0.052 R)
• M20: 5,177,134 km (0.106 R)
• M21: 5,630,864 km (0.12 R)
• M22: 7,033,793 km (0.111 R)
• M23: 7,299,927 km (0.113 R)
• M24: 9,253,077 km (0.08 R)
• M25: 9,950,203 km (0.061 R)
• M26: 10,024,553 km (0.066 R)
• M27: 10,361,448 km (0.029 R)
• M28: 10,931,266 km (0.117 R)
• M29: 11,046,456 km (0.11 R)
• M30: 11,084,903 km (0.076 R)
• M31: 11,785,171 km (0.074 R)
• M32: 12,021,685 km (0.107 R)
• M33: 12,620,076 km (0.12 R)
• M34: 12,700,560 km (0.076 R)
• M35: 12,983,749 km (0.1 R)
• M36: 14,178,587 km (0.083 R)
• M37: 14,220,474 km (0.107 R)
• M38: 15,023,067 km (0.056 R)
• M39: 15,065,702 km (0.114 R)
• M40: 15,279,478 km (0.072 R)
• M41: 15,623,702 km (0.049 R)
• M42: 16,275,949 km (0.117 R)
• M43: 16,539,391 km (0.04 R)
• M44: 17,472,433 km (0.1 R)
• M45: 17,787,187 km (0.112 R)
• M46: 18,103,736 km (0.034 R)
• M47: 18,422,379 km (0.074 R)
• M48: 18,926,524 km (0.092 R)
• M49: 19,342,556 km (0.04 R)
• M50: 21,275,061 km (0.118 R)
• M51: 21,322,933 km (0.095 R)
• M52: 21,563,037 km (0.072 R)
• M53: 22,288,587 km (0.03 R)
• M54: 22,629,819 km (0.112 R)
• M55: 23,268,154 km (0.082 R)
• M56: 23,416,405 km (0.101 R)
• M57: 24,161,851 km (0.055 R)
• M58: 24,512,509 km (0.065 R)
• M59: 25,727,243 km (0.083 R)
• M60: 28,583,815 km (0.115 R)
• M61: 28,742,388 km (0.06 R)
• M62: 28,795,346 km (0.104 R)
• M63: 28,848,453 km (0.062 R)
• M64: 30,994,584 km (0.082 R)
• M65: 33,748,532 km (0.114 R)
• M66: 34,028,130 km (0.072 R)
• M67: 34,140,328 km (0.03 R)
• M68: 35,097,904 km (0.104 R)
• M69: 35,836,320 km (0.077 R)
• M70: 36,464,930 km (0.088 R)
• M71: 36,866,899 km (0.105 R)
• M72: 37,270,365 km (0.071 R)
• M73: 37,385,854 km (0.114 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 15,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit