🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.47 AU - 0.53 AU

Year: 132 Days

Day: 29.3 Hours

Environment

Temp: 247 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,262,656 km

• M1: 83,924 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.15 AU - 1.35 AU

Year: 524 Days

Day: 27.5 Hours

Environment

Temp: -17 °C

Axial Tilt: 6.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.11 AU - 2.19 AU

Year: 1181 Days

Day: 35.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.4

Radius: 14.3

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.13 AU - 5.19 AU

Year: 4392 Days

Day: 8.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,262,656 km

• M1: 178,171 km (0.1 R)
• M2: 640,279 km (0.041 R)
• M3: 1,101,788 km (0.053 R)
• M4: 1,622,389 km (0.107 R)
• M5: 2,308,744 km (0.092 R)
• M6: 2,985,824 km (0.093 R)
• M7: 3,751,466 km (0.039 R)
• M8: 5,014,969 km (0.083 R)
• M9: 7,841,771 km (0.109 R)
• M10: 8,369,702 km (0.065 R)
• M11: 8,996,666 km (0.114 R)
• M12: 11,111,681 km (0.103 R)
• M13: 11,915,770 km (0.089 R)
• M14: 12,567,717 km (0.112 R)
• M15: 14,562,605 km (0.108 R)
• M16: 16,818,391 km (0.108 R)
• M17: 20,792,010 km (0.063 R)
• M18: 21,261,597 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941

Radius: 13.9

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 6.58 AU - 8.64 AU

Year: 7867 Days

Day: 6.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,262,656 km

• M1: 172,935 km (0.094 R)
• M2: 661,073 km (0.114 R)
• M3: 1,669,063 km (0.089 R)
• M4: 2,213,749 km (0.034 R)
• M5: 2,815,133 km (0.104 R)
• M6: 4,026,277 km (0.112 R)
• M7: 4,721,010 km (0.108 R)
• M8: 5,301,599 km (0.098 R)
• M9: 6,496,736 km (0.084 R)
• M10: 7,256,394 km (0.101 R)
• M11: 8,331,704 km (0.117 R)
• M12: 10,190,009 km (0.042 R)
• M13: 13,296,558 km (0.032 R)
• M14: 15,033,090 km (0.109 R)
• M15: 17,482,606 km (0.091 R)
• M16: 19,486,619 km (0.1 R)
• M17: 22,901,938 km (0.075 R)
• M18: 23,770,503 km (0.109 R)
• M19: 25,297,299 km (0.113 R)
• M20: 26,225,404 km (0.061 R)
• M21: 30,477,125 km (0.104 R)
• M22: 32,062,564 km (0.076 R)
• M23: 34,148,856 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.6

Radius: 10.3

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.88 AU - 7.9 AU

Year: 8305 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,262,656 km

• M1: 128,205 km (0.079 R)
• M2: 512,223 km (0.091 R)
• M3: 1,281,904 km (0.105 R)
• M4: 1,709,455 km (0.107 R)
• M5: 2,056,522 km (0.034 R)
• M6: 2,557,226 km (0.099 R)
• M7: 3,200,796 km (0.099 R)
• M8: 3,641,212 km (0.114 R)
• M9: 4,671,642 km (0.116 R)
• M10: 5,210,643 km (0.055 R)
• M11: 5,634,005 km (0.085 R)
• M12: 6,618,958 km (0.114 R)
• M13: 8,026,674 km (0.067 R)
• M14: 8,387,504 km (0.117 R)
• M15: 10,216,936 km (0.117 R)
• M16: 10,593,324 km (0.085 R)
• M17: 12,298,291 km (0.061 R)
• M18: 13,105,671 km (0.101 R)
• M19: 15,006,312 km (0.061 R)
• M20: 15,616,821 km (0.106 R)
• M21: 18,640,792 km (0.061 R)
• M22: 18,991,450 km (0.048 R)
• M23: 21,112,598 km (0.086 R)
• M24: 23,549,697 km (0.091 R)
• M25: 24,374,430 km (0.06 R)
• M26: 25,389,152 km (0.066 R)
• M27: 30,307,033 km (0.058 R)
• M28: 36,367,542 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.7

Radius: 12.9

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.25 AU - 8.97 AU

Year: 9467 Days

Day: 11.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,262,656 km

• M1: 160,369 km (0.114 R)
• M2: 803,640 km (0.052 R)
• M3: 1,367,025 km (0.085 R)
• M4: 1,912,609 km (0.089 R)
• M5: 3,014,696 km (0.102 R)
• M6: 3,726,782 km (0.103 R)
• M7: 4,456,670 km (0.106 R)
• M8: 5,810,082 km (0.077 R)
• M9: 6,915,760 km (0.1 R)
• M10: 8,471,727 km (0.086 R)
• M11: 9,657,291 km (0.063 R)
• M12: 11,077,573 km (0.065 R)
• M13: 11,595,331 km (0.057 R)
• M14: 12,219,752 km (0.083 R)
• M15: 13,682,371 km (0.111 R)
• M16: 14,737,485 km (0.075 R)
• M17: 15,523,921 km (0.088 R)
• M18: 16,504,235 km (0.095 R)
• M19: 17,294,860 km (0.118 R)
• M20: 18,709,009 km (0.115 R)
• M21: 23,063,803 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 609.5

Radius: 3.2

Gravity: 59.52 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 10.74 AU - 13.76 AU

Year: 16067 Days

Day: 20.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,262,656 km

• M1: 39,793 km (0.118 R)
• M2: 151,692 km (0.104 R)
• M3: 396,285 km (0.097 R)
• M4: 592,258 km (0.058 R)
• M5: 1,189,602 km (0.061 R)
• M6: 3,646,598 km (0.107 R)
• M7: 5,684,869 km (0.116 R)
• M8: 14,669,866 km (0.047 R)
• M9: 15,175,956 km (0.081 R)
• M10: 19,825,458 km (0.107 R)
• M11: 20,712,723 km (0.081 R)
• M12: 24,829,806 km (0.071 R)
• M13: 38,854,756 km (0.043 R)
• M14: 39,543,804 km (0.044 R)
• M15: 39,821,607 km (0.104 R)
• M16: 50,062,628 km (0.113 R)
• M17: 58,620,823 km (0.111 R)
• M18: 60,995,390 km (0.074 R)
• M19: 61,738,742 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.1

Radius: 5.1

Gravity: 14.42 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 12.93 AU - 19.07 AU

Year: 23983 Days

Day: 21.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,262,656 km

• M1: 65,673 km (0.08 R)
• M2: 286,480 km (0.071 R)
• M3: 479,760 km (0.094 R)
• M4: 686,056 km (0.071 R)
• M5: 1,996,982 km (0.107 R)
• M6: 2,195,498 km (0.12 R)
• M7: 2,726,272 km (0.112 R)
• M8: 3,047,458 km (0.045 R)
• M9: 4,163,907 km (0.115 R)
• M10: 4,866,269 km (0.09 R)
• M11: 5,683,821 km (0.101 R)
• M12: 8,733,524 km (0.105 R)
• M13: 9,320,695 km (0.106 R)
• M14: 11,364,801 km (0.104 R)
• M15: 13,339,493 km (0.067 R)
• M16: 17,284,239 km (0.093 R)
• M17: 18,988,159 km (0.1 R)
• M18: 20,707,636 km (0.117 R)
• M19: 23,325,599 km (0.063 R)
• M20: 25,615,494 km (0.11 R)
• M21: 31,614,817 km (0.095 R)
• M22: 32,740,092 km (0.075 R)
• M23: 34,021,398 km (0.096 R)
• M24: 34,937,984 km (0.071 R)
• M25: 40,639,309 km (0.11 R)
• M26: 44,869,937 km (0.064 R)
• M27: 47,252,881 km (0.103 R)
• M28: 51,068,225 km (0.086 R)
• M29: 64,728,605 km (0.116 R)
• M30: 65,128,181 km (0.119 R)
• M31: 69,423,585 km (0.097 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 18,569 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit