🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.55 AU - 0.61 AU

Year: 127 Days

Day: 24.8 Hours

Environment

Temp: 335 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.26 AU - 1.58 AU

Year: 487 Days

Day: 16.9 Hours

Environment

Temp: 215 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.29 AU - 1.89 AU

Year: 577 Days

Day: 33.5 Hours

Environment

Temp: 124 °C

Axial Tilt: 51.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,697,701 km

• M1: 316,250 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.33 AU - 1.97 AU

Year: 610 Days

Day: 27.5 Hours

Environment

Temp: 205 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.93 AU - 2.55 AU

Year: 965 Days

Day: 38.4 Hours

Environment

Temp: 33 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,697,701 km

• M1: 570,716 km (0.117 R)

Planet 6 - Terrestrial

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.25 AU - 7.17 AU

Year: 5003 Days

Day: 25.7 Hours

Environment

Temp: -92 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,697,701 km

• M1: 2,794,339 km (0.089 R)

Asteroid Belt

Center: 12.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.1

Radius: 7.1

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 16.71 AU - 20.83 AU

Year: 23409 Days

Day: 24.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 148.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 67,697,701 km

• M1: 110,553 km (0.088 R)
• M2: 223,649 km (0.079 R)
• M3: 336,894 km (0.108 R)
• M4: 791,672 km (0.051 R)
• M5: 863,180 km (0.08 R)
• M6: 918,232 km (0.102 R)
• M7: 1,647,222 km (0.067 R)
• M8: 1,739,823 km (0.109 R)
• M9: 2,028,098 km (0.027 R)
• M10: 2,077,615 km (0.101 R)
• M11: 2,649,079 km (0.117 R)
• M12: 2,980,438 km (0.051 R)
• M13: 3,036,986 km (0.099 R)
• M14: 3,093,834 km (0.087 R)
• M15: 3,742,939 km (0.118 R)
• M16: 4,145,955 km (0.102 R)
• M17: 5,026,488 km (0.049 R)
• M18: 5,332,566 km (0.112 R)
• M19: 6,070,382 km (0.084 R)
• M20: 6,142,189 km (0.105 R)
• M21: 6,690,765 km (0.05 R)
• M22: 7,407,937 km (0.107 R)
• M23: 7,562,023 km (0.096 R)
• M24: 8,308,367 km (0.12 R)
• M25: 8,670,094 km (0.076 R)
• M26: 8,832,557 km (0.114 R)
• M27: 9,325,931 km (0.099 R)
• M28: 9,492,284 km (0.097 R)
• M29: 10,425,176 km (0.103 R)
• M30: 11,431,521 km (0.063 R)
• M31: 11,520,532 km (0.037 R)
• M32: 14,246,654 km (0.112 R)
• M33: 14,921,490 km (0.084 R)
• M34: 14,970,109 km (0.117 R)
• M35: 15,705,532 km (0.104 R)
• M36: 16,003,083 km (0.068 R)
• M37: 16,052,749 km (0.12 R)
• M38: 16,202,347 km (0.119 R)
• M39: 16,653,983 km (0.107 R)
• M40: 16,704,397 km (0.101 R)
• M41: 16,957,218 km (0.115 R)
• M42: 17,672,146 km (0.027 R)
• M43: 17,878,142 km (0.104 R)
• M44: 18,605,637 km (0.067 R)
• M45: 18,973,049 km (0.114 R)
• M46: 19,131,174 km (0.039 R)
• M47: 21,281,793 km (0.038 R)
• M48: 21,831,266 km (0.051 R)
• M49: 22,163,224 km (0.11 R)
• M50: 23,507,660 km (0.075 R)
• M51: 23,564,208 km (0.081 R)
• M52: 23,620,905 km (0.113 R)
• M53: 24,132,680 km (0.03 R)
• M54: 25,689,844 km (0.109 R)
• M55: 26,098,845 km (0.101 R)
• M56: 27,101,001 km (0.115 R)
• M57: 27,696,400 km (0.115 R)
• M58: 27,875,918 km (0.113 R)
• M59: 28,477,002 km (0.111 R)
• M60: 30,367,171 km (0.07 R)
• M61: 31,420,789 km (0.103 R)
• M62: 31,483,171 km (0.1 R)
• M63: 31,607,936 km (0.114 R)
• M64: 32,486,374 km (0.051 R)
• M65: 32,549,355 km (0.077 R)
• M66: 32,991,866 km (0.041 R)
• M67: 33,182,154 km (0.064 R)
• M68: 33,309,163 km (0.102 R)
• M69: 34,717,327 km (0.062 R)
• M70: 35,169,412 km (0.059 R)
• M71: 35,493,591 km (0.036 R)
• M72: 36,865,702 km (0.081 R)
• M73: 37,063,022 km (0.072 R)
• M74: 38,388,310 km (0.12 R)
• M75: 38,722,062 km (0.111 R)
• M76: 39,526,899 km (0.108 R)
• M77: 42,593,805 km (0.086 R)
• M78: 43,424,522 km (0.095 R)
• M79: 44,051,038 km (0.091 R)
• M80: 44,330,487 km (0.081 R)
• M81: 45,172,274 km (0.082 R)
• M82: 45,736,407 km (0.107 R)
• M83: 45,877,927 km (0.096 R)
• M84: 46,444,903 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.4

Radius: 3.5

Gravity: 22.73 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 15.59 AU - 25.01 AU

Year: 26328 Days

Day: 23.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 67,697,701 km

• M1: 327,171 km (0.062 R)
• M2: 360,531 km (0.087 R)
• M3: 916,137 km (0.058 R)
• M4: 1,088,025 km (0.089 R)
• M5: 1,138,889 km (0.041 R)
• M6: 1,661,284 km (0.078 R)
• M7: 1,779,616 km (0.116 R)
• M8: 2,478,238 km (0.093 R)
• M9: 3,587,507 km (0.058 R)
• M10: 4,660,572 km (0.111 R)
• M11: 5,124,176 km (0.107 R)
• M12: 5,426,812 km (0.04 R)
• M13: 6,277,127 km (0.107 R)
• M14: 7,750,666 km (0.112 R)
• M15: 8,298,194 km (0.048 R)
• M16: 8,449,587 km (0.063 R)
• M17: 8,704,053 km (0.11 R)
• M18: 10,282,909 km (0.052 R)
• M19: 12,347,659 km (0.077 R)
• M20: 12,520,594 km (0.093 R)
• M21: 13,574,660 km (0.1 R)
• M22: 14,172,453 km (0.08 R)
• M23: 14,413,904 km (0.094 R)
• M24: 15,085,150 km (0.099 R)
• M25: 15,208,269 km (0.112 R)
• M26: 15,766,419 km (0.068 R)
• M27: 16,394,431 km (0.067 R)
• M28: 16,584,420 km (0.063 R)
• M29: 16,647,999 km (0.118 R)
• M30: 17,094,698 km (0.09 R)
• M31: 18,261,412 km (0.064 R)
• M32: 19,453,707 km (0.089 R)
• M33: 19,520,577 km (0.068 R)
• M34: 19,789,255 km (0.075 R)
• M35: 20,262,284 km (0.106 R)
• M36: 21,565,131 km (0.03 R)
• M37: 21,773,222 km (0.09 R)
• M38: 21,982,061 km (0.091 R)
• M39: 22,051,773 km (0.111 R)
• M40: 22,682,927 km (0.09 R)
• M41: 24,034,693 km (0.098 R)
• M42: 24,684,097 km (0.104 R)
• M43: 27,338,562 km (0.044 R)
• M44: 28,091,787 km (0.101 R)
• M45: 29,541,840 km (0.09 R)
• M46: 31,643,690 km (0.116 R)
• M47: 31,959,192 km (0.117 R)
• M48: 32,275,741 km (0.058 R)
• M49: 35,333,970 km (0.101 R)
• M50: 38,988,646 km (0.047 R)
• M51: 40,860,564 km (0.079 R)
• M52: 42,761,504 km (0.112 R)
• M53: 44,338,266 km (0.081 R)
• M54: 45,133,678 km (0.035 R)
• M55: 45,399,812 km (0.086 R)
• M56: 45,666,545 km (0.097 R)
• M57: 47,187,806 km (0.102 R)
• M58: 49,180,898 km (0.119 R)
• M59: 50,555,553 km (0.079 R)
• M60: 51,201,367 km (0.112 R)
• M61: 54,282,485 km (0.113 R)
• M62: 54,471,128 km (0.109 R)
• M63: 54,565,524 km (0.116 R)
• M64: 55,133,098 km (0.112 R)
• M65: 56,274,231 km (0.116 R)
• M66: 56,656,304 km (0.11 R)
• M67: 57,326,951 km (0.09 R)
• M68: 58,386,254 km (0.115 R)
• M69: 58,579,534 km (0.112 R)
• M70: 61,406,186 km (0.115 R)
• M71: 63,480,510 km (0.117 R)
• M72: 64,476,383 km (0.095 R)
• M73: 64,776,177 km (0.086 R)
• M74: 65,879,312 km (0.051 R)
• M75: 66,584,516 km (0.048 R)
• M76: 66,887,452 km (0.078 R)
• M77: 67,697,674 km (0.068 R)

Kuiper Belt

Range: 38.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 18,215 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit