🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.53 AU - 0.79 AU

Year: 188 Days

Day: 19.3 Hours

Environment

Temp: 201 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,445,955 km

• M1: 398,230 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.73 AU - 0.89 AU

Year: 256 Days

Day: 33.9 Hours

Environment

Temp: 155 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.79 AU - 1.19 AU

Year: 346 Days

Day: 34.8 Hours

Environment

Temp: 126 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,445,955 km

• M1: 81,830 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.21 AU - 1.31 AU

Year: 497 Days

Day: 42.7 Hours

Environment

Temp: 20 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 22,445,955 km

• M1: 159,023 km (0.067 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.17 AU - 1.39 AU

Year: 509 Days

Day: 43.4 Hours

Environment

Temp: 23 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 22,445,955 km

• M1: 132,245 km (0.047 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.11 AU - 3.41 AU

Year: 1612 Days

Day: 30.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,445,955 km

• M1: 183,706 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.7

Radius: 11.5

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5 AU - 6.72 AU

Year: 4986 Days

Day: 13.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 22,445,955 km

• M1: 355,145 km (0.097 R)
• M2: 439,519 km (0.093 R)
• M3: 718,369 km (0.118 R)
• M4: 926,460 km (0.041 R)
• M5: 1,081,593 km (0.07 R)
• M6: 1,170,005 km (0.104 R)
• M7: 1,499,569 km (0.088 R)
• M8: 1,701,077 km (0.086 R)
• M9: 1,929,813 km (0.064 R)
• M10: 2,020,469 km (0.085 R)
• M11: 2,535,235 km (0.088 R)
• M12: 3,068,851 km (0.079 R)
• M13: 3,197,056 km (0.07 R)
• M14: 3,283,374 km (0.1 R)
• M15: 3,659,613 km (0.118 R)
• M16: 4,770,676 km (0.074 R)
• M17: 4,844,877 km (0.098 R)
• M18: 4,994,774 km (0.032 R)
• M19: 5,740,369 km (0.107 R)
• M20: 6,112,868 km (0.106 R)
• M21: 6,465,770 km (0.089 R)
• M22: 6,548,198 km (0.069 R)
• M23: 6,714,102 km (0.065 R)
• M24: 6,965,576 km (0.038 R)
• M25: 7,709,526 km (0.092 R)
• M26: 7,796,891 km (0.108 R)
• M27: 8,031,910 km (0.115 R)
• M28: 8,120,472 km (0.107 R)
• M29: 8,269,172 km (0.072 R)
• M30: 8,388,551 km (0.087 R)
• M31: 9,025,389 km (0.076 R)
• M32: 9,148,508 km (0.075 R)
• M33: 9,835,462 km (0.084 R)
• M34: 9,993,886 km (0.096 R)
• M35: 10,089,329 km (0.097 R)
• M36: 10,185,221 km (0.082 R)
• M37: 10,539,020 km (0.119 R)
• M38: 11,093,879 km (0.108 R)
• M39: 11,258,885 km (0.047 R)
• M40: 11,591,292 km (0.106 R)
• M41: 12,814,853 km (0.106 R)
• M42: 13,723,959 km (0.042 R)
• M43: 14,257,874 km (0.102 R)
• M44: 16,049,159 km (0.085 R)
• M45: 16,161,208 km (0.087 R)
• M46: 16,461,002 km (0.081 R)
• M47: 16,990,279 km (0.059 R)
• M48: 17,104,422 km (0.119 R)
• M49: 17,486,645 km (0.099 R)
• M50: 17,755,921 km (0.045 R)
• M51: 18,065,439 km (0.033 R)
• M52: 18,768,250 km (0.115 R)
• M53: 18,886,282 km (0.096 R)
• M54: 19,083,452 km (0.036 R)
• M55: 19,559,622 km (0.118 R)
• M56: 19,919,256 km (0.032 R)
• M57: 20,200,500 km (0.083 R)
• M58: 20,321,524 km (0.096 R)
• M59: 20,483,090 km (0.075 R)
• M60: 21,133,990 km (0.107 R)
• M61: 21,215,820 km (0.098 R)
• M62: 21,420,919 km (0.08 R)
• M63: 21,626,616 km (0.11 R)
• M64: 21,750,334 km (0.084 R)
• M65: 21,832,912 km (0.082 R)
• M66: 22,330,923 km (0.027 R)
• M67: 22,706,862 km (0.082 R)
• M68: 23,084,896 km (0.114 R)
• M69: 23,634,668 km (0.041 R)
• M70: 23,932,518 km (0.076 R)
• M71: 24,103,209 km (0.083 R)
• M72: 24,360,068 km (0.057 R)
• M73: 25,701,662 km (0.091 R)
• M74: 26,712,495 km (0.074 R)
• M75: 27,557,424 km (0.056 R)
• M76: 27,825,952 km (0.099 R)
• M77: 28,185,436 km (0.03 R)
• M78: 28,320,672 km (0.041 R)
• M79: 29,091,101 km (0.118 R)
• M80: 30,006,042 km (0.071 R)
• M81: 30,652,305 km (0.116 R)
• M82: 30,744,906 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.2

Radius: 8.4

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.61 AU - 6.63 AU

Year: 5986 Days

Day: 7.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 22,445,955 km

• M1: 141,819 km (0.107 R)
• M2: 203,004 km (0.095 R)
• M3: 281,094 km (0.041 R)
• M4: 1,269,188 km (0.073 R)
• M5: 1,333,964 km (0.071 R)
• M6: 1,709,904 km (0.117 R)
• M7: 1,984,715 km (0.077 R)
• M8: 2,214,796 km (0.098 R)
• M9: 2,353,175 km (0.03 R)
• M10: 2,679,896 km (0.107 R)
• M11: 3,376,274 km (0.11 R)
• M12: 3,886,104 km (0.049 R)
• M13: 3,981,547 km (0.072 R)
• M14: 4,198,913 km (0.094 R)
• M15: 4,569,916 km (0.072 R)
• M16: 5,003,002 km (0.11 R)
• M17: 5,396,145 km (0.067 R)
• M18: 5,583,142 km (0.025 R)
• M19: 5,935,894 km (0.12 R)
• M20: 6,268,001 km (0.081 R)
• M21: 6,720,385 km (0.1 R)
• M22: 6,979,339 km (0.104 R)
• M23: 7,212,413 km (0.107 R)
• M24: 7,596,580 km (0.101 R)
• M25: 7,716,109 km (0.106 R)
• M26: 7,836,236 km (0.085 R)
• M27: 8,446,595 km (0.119 R)
• M28: 9,040,349 km (0.083 R)
• M29: 9,454,436 km (0.05 R)
• M30: 9,809,731 km (0.06 R)
• M31: 9,972,643 km (0.067 R)
• M32: 10,202,276 km (0.099 R)
• M33: 10,301,309 km (0.091 R)
• M34: 11,002,774 km (0.098 R)
• M35: 11,070,392 km (0.097 R)
• M36: 11,274,144 km (0.086 R)
• M37: 11,479,093 km (0.097 R)
• M38: 11,961,995 km (0.036 R)
• M39: 12,805,428 km (0.092 R)
• M40: 13,450,644 km (0.076 R)
• M41: 13,522,900 km (0.039 R)
• M42: 13,595,454 km (0.083 R)
• M43: 13,704,362 km (0.113 R)
• M44: 13,886,572 km (0.088 R)
• M45: 14,069,680 km (0.091 R)
• M46: 14,216,585 km (0.092 R)
• M47: 14,364,088 km (0.108 R)
• M48: 14,549,291 km (0.034 R)
• M49: 14,697,841 km (0.115 R)
• M50: 14,809,740 km (0.093 R)
• M51: 15,184,483 km (0.083 R)
• M52: 15,714,508 km (0.1 R)
• M53: 16,637,078 km (0.09 R)
• M54: 17,222,604 km (0.091 R)
• M55: 17,379,981 km (0.06 R)
• M56: 17,616,795 km (0.102 R)
• M57: 17,934,242 km (0.12 R)
• M58: 18,373,760 km (0.079 R)
• M59: 18,574,820 km (0.086 R)
• M60: 19,754,848 km (0.05 R)
• M61: 20,043,272 km (0.074 R)
• M62: 20,624,460 km (0.108 R)
• M63: 21,295,257 km (0.095 R)
• M64: 21,464,153 km (0.053 R)
• M65: 21,548,825 km (0.109 R)
• M66: 22,229,496 km (0.058 R)
• M67: 22,830,879 km (0.109 R)
• M68: 23,047,048 km (0.076 R)
• M69: 23,699,444 km (0.037 R)
• M70: 23,786,809 km (0.071 R)
• M71: 24,667,193 km (0.046 R)
• M72: 24,800,185 km (0.111 R)
• M73: 25,558,198 km (0.111 R)
• M74: 25,692,686 km (0.036 R)
• M75: 26,142,976 km (0.117 R)
• M76: 26,369,018 km (0.038 R)
• M77: 27,051,185 km (0.098 R)
• M78: 27,234,143 km (0.081 R)
• M79: 27,877,563 km (0.099 R)
• M80: 28,062,167 km (0.11 R)
• M81: 28,200,994 km (0.119 R)
• M82: 28,479,395 km (0.09 R)
• M83: 28,572,445 km (0.065 R)
• M84: 30,929,509 km (0.095 R)
• M85: 31,072,974 km (0.078 R)
• M86: 31,938,098 km (0.036 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.4

Radius: 12.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 10.2 AU - 10.98 AU

Year: 12112 Days

Day: 7.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 22,445,955 km

• M1: 170,093 km (0.053 R)
• M2: 258,056 km (0.09 R)
• M3: 377,136 km (0.112 R)
• M4: 603,478 km (0.032 R)
• M5: 1,302,549 km (0.084 R)
• M6: 1,525,150 km (0.119 R)
• M7: 1,620,594 km (0.104 R)
• M8: 1,760,468 km (0.108 R)
• M9: 1,846,487 km (0.111 R)
• M10: 1,948,662 km (0.101 R)
• M11: 2,158,847 km (0.106 R)
• M12: 2,456,397 km (0.113 R)
• M13: 2,767,261 km (0.077 R)
• M14: 2,884,995 km (0.102 R)
• M15: 3,004,524 km (0.118 R)
• M16: 3,090,842 km (0.082 R)
• M17: 3,178,207 km (0.081 R)
• M18: 3,301,775 km (0.035 R)
• M19: 3,408,887 km (0.1 R)
• M20: 3,553,697 km (0.103 R)
• M21: 3,830,902 km (0.096 R)
• M22: 4,057,693 km (0.089 R)
• M23: 4,192,032 km (0.072 R)
• M24: 4,386,658 km (0.112 R)
• M25: 4,504,841 km (0.098 R)
• M26: 4,744,496 km (0.088 R)
• M27: 4,886,315 km (0.079 R)
• M28: 5,215,730 km (0.116 R)
• M29: 5,383,130 km (0.102 R)
• M30: 5,594,960 km (0.088 R)
• M31: 6,005,158 km (0.109 R)
• M32: 6,224,917 km (0.112 R)
• M33: 6,313,629 km (0.058 R)
• M34: 8,125,857 km (0.073 R)
• M35: 8,320,334 km (0.116 R)
• M36: 8,863,225 km (0.049 R)
• M37: 9,088,669 km (0.114 R)
• M38: 9,647,716 km (0.084 R)
• M39: 10,087,384 km (0.109 R)
• M40: 10,296,672 km (0.055 R)
• M41: 10,666,179 km (0.083 R)
• M42: 10,772,543 km (0.081 R)
• M43: 11,120,807 km (0.092 R)
• M44: 11,581,867 km (0.09 R)
• M45: 11,746,126 km (0.088 R)
• M46: 12,410,639 km (0.098 R)
• M47: 12,775,808 km (0.115 R)
• M48: 12,917,178 km (0.11 R)
• M49: 14,447,714 km (0.074 R)
• M50: 14,535,976 km (0.112 R)
• M51: 15,429,375 km (0.12 R)
• M52: 15,519,732 km (0.055 R)
• M53: 15,761,332 km (0.099 R)
• M54: 16,218,055 km (0.115 R)
• M55: 16,371,093 km (0.048 R)
• M56: 17,113,099 km (0.093 R)
• M57: 17,237,863 km (0.119 R)
• M58: 17,362,778 km (0.107 R)
• M59: 17,456,875 km (0.065 R)
• M60: 18,405,774 km (0.11 R)
• M61: 18,758,077 km (0.081 R)
• M62: 19,534,191 km (0.047 R)
• M63: 20,453,021 km (0.095 R)
• M64: 20,884,312 km (0.059 R)
• M65: 21,486,593 km (0.118 R)
• M66: 22,162,476 km (0.116 R)
• M67: 22,366,527 km (0.114 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.2

Radius: 14.5

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 10.28 AU - 12.98 AU

Year: 13940 Days

Day: 8.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 22,445,955 km

• M1: 378,931 km (0.064 R)
• M2: 483,351 km (0.1 R)
• M3: 761,603 km (0.108 R)
• M4: 1,211,892 km (0.064 R)
• M5: 1,435,242 km (0.115 R)
• M6: 1,966,464 km (0.088 R)
• M7: 2,142,092 km (0.106 R)
• M8: 3,408,737 km (0.051 R)
• M9: 3,514,652 km (0.103 R)
• M10: 4,041,985 km (0.11 R)
• M11: 4,154,333 km (0.111 R)
• M12: 4,478,212 km (0.09 R)
• M13: 7,194,910 km (0.107 R)
• M14: 7,354,680 km (0.066 R)
• M15: 8,601,728 km (0.033 R)
• M16: 8,966,747 km (0.065 R)
• M17: 9,064,883 km (0.106 R)
• M18: 9,163,318 km (0.097 R)
• M19: 11,261,279 km (0.041 R)
• M20: 11,526,965 km (0.073 R)
• M21: 11,687,334 km (0.063 R)
• M22: 15,078,269 km (0.084 R)
• M23: 15,873,980 km (0.108 R)
• M24: 16,082,519 km (0.046 R)
• M25: 16,381,864 km (0.089 R)
• M26: 16,622,867 km (0.044 R)
• M27: 18,749,251 km (0.088 R)
• M28: 20,797,096 km (0.095 R)
• M29: 21,979,966 km (0.085 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 16,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit