🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.97 AU - 1.01 AU

Year: 362 Days

Day: 23.5 Hours

Environment

Temp: 28 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.8 AU - 2.16 AU

Year: 1023 Days

Day: 31.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,171,836 km

• M1: 40,990 km (0.043 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.41 AU - 2.67 AU

Year: 1486 Days

Day: 36.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,171,836 km

• M1: 47,423 km (0.029 R)
• M2: 83,775 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.3

Radius: 9.7

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.85 AU - 6.45 AU

Year: 4930 Days

Day: 14.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,171,836 km

• M1: 120,725 km (0.086 R)
• M2: 425,157 km (0.099 R)
• M3: 881,879 km (0.113 R)
• M4: 1,218,624 km (0.114 R)
• M5: 2,071,482 km (0.089 R)
• M6: 5,444,315 km (0.08 R)
• M7: 6,405,332 km (0.112 R)
• M8: 7,188,626 km (0.11 R)
• M9: 7,770,413 km (0.028 R)
• M10: 8,226,985 km (0.095 R)
• M11: 8,986,494 km (0.114 R)
• M12: 13,019,503 km (0.107 R)
• M13: 16,151,035 km (0.096 R)
• M14: 16,832,603 km (0.092 R)
• M15: 17,597,946 km (0.077 R)
• M16: 19,198,044 km (0.099 R)
• M17: 22,303,547 km (0.057 R)
• M18: 22,685,171 km (0.111 R)
• M19: 25,729,039 km (0.031 R)
• M20: 26,233,333 km (0.065 R)
• M21: 31,073,273 km (0.073 R)
• M22: 32,908,689 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.9

Radius: 8.9

Gravity: 11.3 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.69 AU - 7.55 AU

Year: 5558 Days

Day: 12.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,171,836 km

• M1: 142,866 km (0.1 R)
• M2: 518,207 km (0.094 R)
• M3: 1,142,329 km (0.058 R)
• M4: 1,510,789 km (0.095 R)
• M5: 1,884,784 km (0.118 R)
• M6: 2,205,222 km (0.12 R)
• M7: 2,491,253 km (0.095 R)
• M8: 5,487,549 km (0.093 R)
• M9: 6,017,574 km (0.078 R)
• M10: 7,071,641 km (0.095 R)
• M11: 7,399,559 km (0.05 R)
• M12: 7,930,034 km (0.114 R)
• M13: 8,324,224 km (0.1 R)
• M14: 9,066,678 km (0.063 R)
• M15: 9,897,545 km (0.092 R)
• M16: 10,730,805 km (0.088 R)
• M17: 13,071,712 km (0.077 R)
• M18: 13,847,078 km (0.037 R)
• M19: 15,428,178 km (0.052 R)
• M20: 17,520,005 km (0.113 R)
• M21: 19,015,385 km (0.088 R)
• M22: 19,794,192 km (0.08 R)
• M23: 20,227,726 km (0.106 R)
• M24: 20,890,146 km (0.066 R)
• M25: 21,566,927 km (0.068 R)
• M26: 23,765,866 km (0.086 R)
• M27: 25,766,288 km (0.107 R)
• M28: 28,788,614 km (0.117 R)
• M29: 29,532,564 km (0.085 R)
• M30: 32,437,306 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.6

Radius: 10.9

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.53 AU - 7.61 AU

Year: 6182 Days

Day: 12.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,171,836 km

• M1: 142,417 km (0.093 R)
• M2: 1,445,115 km (0.085 R)
• M3: 2,031,689 km (0.067 R)
• M4: 5,847,033 km (0.086 R)
• M5: 9,951,699 km (0.095 R)
• M6: 10,414,854 km (0.096 R)
• M7: 11,933,871 km (0.116 R)
• M8: 13,926,515 km (0.043 R)
• M9: 15,406,486 km (0.049 R)
• M10: 17,428,302 km (0.05 R)
• M11: 18,215,934 km (0.12 R)
• M12: 19,801,821 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.1

Radius: 7.1

Gravity: 17.16 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10.25 AU - 15.15 AU

Year: 16614 Days

Day: 19.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,171,836 km

• M1: 88,263 km (0.076 R)
• M2: 309,668 km (0.117 R)
• M3: 677,828 km (0.111 R)
• M4: 904,170 km (0.082 R)
• M5: 1,168,958 km (0.048 R)
• M6: 1,768,696 km (0.044 R)
• M7: 2,444,728 km (0.105 R)
• M8: 3,531,856 km (0.111 R)
• M9: 3,765,229 km (0.104 R)
• M10: 5,091,414 km (0.096 R)
• M11: 5,779,564 km (0.112 R)
• M12: 6,229,854 km (0.065 R)
• M13: 6,836,323 km (0.084 R)
• M14: 8,066,168 km (0.114 R)
• M15: 9,945,865 km (0.112 R)
• M16: 11,079,966 km (0.066 R)
• M17: 12,565,174 km (0.081 R)
• M18: 13,390,655 km (0.106 R)
• M19: 13,888,517 km (0.078 R)
• M20: 14,251,740 km (0.06 R)
• M21: 15,302,217 km (0.106 R)
• M22: 16,403,556 km (0.094 R)
• M23: 16,891,395 km (0.079 R)
• M24: 18,326,038 km (0.084 R)
• M25: 22,913,307 km (0.067 R)
• M26: 26,289,582 km (0.082 R)
• M27: 26,733,738 km (0.109 R)
• M28: 27,522,867 km (0.081 R)
• M29: 29,863,176 km (0.089 R)
• M30: 32,970,922 km (0.103 R)
• M31: 35,742,821 km (0.078 R)
• M32: 39,529,741 km (0.117 R)
• M33: 42,501,503 km (0.107 R)
• M34: 42,959,871 km (0.112 R)
• M35: 45,300,629 km (0.099 R)
• M36: 72,461,768 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.5

Radius: 5

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 10.2 AU - 16.44 AU

Year: 17846 Days

Day: 15.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,171,836 km

• M1: 64,327 km (0.116 R)
• M2: 328,367 km (0.105 R)
• M3: 741,706 km (0.039 R)
• M4: 1,075,010 km (0.111 R)
• M5: 1,319,453 km (0.071 R)
• M6: 2,749,010 km (0.102 R)
• M7: 4,221,502 km (0.114 R)
• M8: 5,205,408 km (0.115 R)
• M9: 6,117,057 km (0.107 R)
• M10: 7,532,702 km (0.118 R)
• M11: 8,164,304 km (0.099 R)
• M12: 9,294,366 km (0.07 R)
• M13: 11,099,264 km (0.107 R)
• M14: 12,888,904 km (0.114 R)
• M15: 13,424,913 km (0.064 R)
• M16: 14,288,093 km (0.064 R)
• M17: 27,212,750 km (0.08 R)
• M18: 28,292,099 km (0.053 R)
• M19: 31,380,397 km (0.118 R)
• M20: 32,785,720 km (0.06 R)
• M21: 45,161,353 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.1

Radius: 5.7

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 12.75 AU - 13.99 AU

Year: 17946 Days

Day: 21.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,171,836 km

• M1: 70,909 km (0.094 R)
• M2: 330,910 km (0.051 R)
• M3: 575,353 km (0.12 R)
• M4: 1,353,262 km (0.068 R)
• M5: 3,294,893 km (0.033 R)
• M6: 4,078,786 km (0.118 R)
• M7: 5,696,238 km (0.102 R)
• M8: 8,563,581 km (0.071 R)
• M9: 9,781,756 km (0.099 R)
• M10: 12,384,011 km (0.111 R)
• M11: 18,078,753 km (0.104 R)
• M12: 32,900,312 km (0.105 R)
• M13: 36,676,162 km (0.087 R)
• M14: 45,758,099 km (0.067 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 17,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit