🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.98 AU - 1.52 AU

Year: 524 Days

Day: 47.7 Hours

Environment

Temp: -21 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.31 AU - 1.89 AU

Year: 758 Days

Day: 12.3 Hours

Environment

Temp: -54 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,704,453 km

• M1: 40,691 km (0.032 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.49 AU - 1.93 AU

Year: 838 Days

Day: 46.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.78 AU - 2.08 AU

Year: 1005 Days

Day: 26.3 Hours

Environment

Temp: -65 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.08 AU - 3.52 AU

Year: 2246 Days

Day: 45.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 163.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.88 AU - 4.44 AU

Year: 2624 Days

Day: 42.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,704,453 km

• M1: 26,180 km (0.044 R)
• M2: 78,688 km (0.041 R)

Asteroid Belt

Center: 6.62 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.9

Radius: 8.4

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.78 AU - 10.38 AU

Year: 11112 Days

Day: 13.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,704,453 km

• M1: 104,569 km (0.086 R)
• M2: 1,766,003 km (0.049 R)
• M3: 2,485,569 km (0.116 R)
• M4: 3,409,335 km (0.066 R)
• M5: 4,626,015 km (0.03 R)
• M6: 6,174,802 km (0.116 R)
• M7: 7,031,100 km (0.089 R)
• M8: 8,042,232 km (0.109 R)
• M9: 8,644,363 km (0.058 R)
• M10: 10,490,551 km (0.108 R)
• M11: 11,506,021 km (0.119 R)
• M12: 12,638,477 km (0.094 R)
• M13: 14,070,727 km (0.107 R)
• M14: 15,485,923 km (0.083 R)
• M15: 17,319,693 km (0.081 R)
• M16: 22,646,874 km (0.116 R)
• M17: 23,845,601 km (0.113 R)
• M18: 29,909,252 km (0.109 R)
• M19: 30,672,500 km (0.055 R)
• M20: 30,962,122 km (0.112 R)

Asteroid Belt

Center: 10.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.9

Radius: 12

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.69 AU - 12.01 AU

Year: 13393 Days

Day: 7.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,704,453 km

• M1: 149,299 km (0.101 R)
• M2: 670,049 km (0.105 R)
• M3: 1,199,476 km (0.113 R)
• M4: 5,282,600 km (0.087 R)
• M5: 8,388,252 km (0.097 R)
• M6: 11,115,421 km (0.109 R)
• M7: 12,387,302 km (0.117 R)
• M8: 14,562,006 km (0.065 R)
• M9: 15,957,904 km (0.116 R)
• M10: 16,915,031 km (0.096 R)
• M11: 17,977,924 km (0.062 R)
• M12: 20,457,359 km (0.091 R)
• M13: 22,916,299 km (0.092 R)
• M14: 28,599,074 km (0.091 R)
• M15: 33,380,371 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969.7

Radius: 5

Gravity: 38.79 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 11.61 AU - 18.79 AU

Year: 22207 Days

Day: 20.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,704,453 km

• M1: 62,233 km (0.088 R)
• M2: 318,793 km (0.102 R)
• M3: 1,458,579 km (0.114 R)
• M4: 1,884,185 km (0.072 R)
• M5: 2,869,437 km (0.104 R)
• M6: 3,322,270 km (0.095 R)
• M7: 3,660,361 km (0.103 R)
• M8: 4,021,041 km (0.097 R)
• M9: 5,046,086 km (0.103 R)
• M10: 5,619,046 km (0.096 R)
• M11: 7,860,620 km (0.07 R)
• M12: 11,574,537 km (0.064 R)
• M13: 11,993,112 km (0.101 R)
• M14: 18,202,919 km (0.103 R)
• M15: 20,134,677 km (0.112 R)
• M16: 21,046,924 km (0.101 R)
• M17: 26,501,712 km (0.061 R)
• M18: 31,733,149 km (0.035 R)
• M19: 44,516,886 km (0.107 R)
• M20: 55,297,955 km (0.097 R)
• M21: 60,555,124 km (0.078 R)
• M22: 63,734,527 km (0.112 R)
• M23: 66,800,835 km (0.084 R)
• M24: 75,134,184 km (0.107 R)
• M25: 82,842,962 km (0.081 R)
• M26: 83,615,785 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269

Radius: 3.7

Gravity: 19.65 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 15.53 AU - 18.41 AU

Year: 26197 Days

Day: 24.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,704,453 km

• M1: 66,122 km (0.079 R)
• M2: 217,366 km (0.086 R)
• M3: 547,977 km (0.09 R)
• M4: 3,208,126 km (0.074 R)
• M5: 4,154,183 km (0.096 R)
• M6: 13,186,903 km (0.066 R)
• M7: 13,459,769 km (0.087 R)
• M8: 15,627,143 km (0.056 R)
• M9: 23,502,873 km (0.116 R)
• M10: 34,819,054 km (0.033 R)
• M11: 37,068,856 km (0.03 R)
• M12: 37,612,046 km (0.093 R)
• M13: 39,837,614 km (0.075 R)
• M14: 41,855,689 km (0.072 R)
• M15: 42,296,853 km (0.086 R)
• M16: 45,938,065 km (0.046 R)
• M17: 49,947,438 km (0.098 R)
• M18: 50,112,444 km (0.081 R)
• M19: 57,016,984 km (0.077 R)
• M20: 59,761,357 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 15,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit