🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.47 AU - 0.57 AU

Year: 170 Days

Day: 35.9 Hours

Environment

Temp: 28 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 38,935,181 km

• M1: 17,054 km (0.078 R)
• M2: 114,592 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.72 AU - 0.82 AU

Year: 306 Days

Day: 47.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.15 AU - 1.59 AU

Year: 726 Days

Day: 16.3 Hours

Environment

Temp: -97 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,935,181 km

• M1: 749,037 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.5

Radius: 11.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.78 AU - 2.82 AU

Year: 1580 Days

Day: 10 Hours

Environment

Temp: -140 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,935,181 km

• M1: 141,819 km (0.095 R)
• M2: 515,813 km (0.097 R)
• M3: 1,225,506 km (0.11 R)
• M4: 1,700,479 km (0.08 R)
• M5: 2,663,440 km (0.051 R)
• M6: 3,226,078 km (0.071 R)
• M7: 4,405,807 km (0.115 R)
• M8: 5,158,733 km (0.08 R)
• M9: 6,244,514 km (0.097 R)
• M10: 6,631,225 km (0.118 R)
• M11: 8,289,966 km (0.119 R)
• M12: 8,731,579 km (0.095 R)
• M13: 9,106,920 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518

Radius: 12.4

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.61 AU - 5.09 AU

Year: 4110 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,935,181 km

• M1: 155,283 km (0.076 R)
• M2: 652,995 km (0.063 R)
• M3: 1,088,624 km (0.035 R)
• M4: 1,544,448 km (0.111 R)
• M5: 2,128,628 km (0.092 R)
• M6: 2,550,494 km (0.039 R)
• M7: 3,170,577 km (0.112 R)
• M8: 4,549,870 km (0.119 R)
• M9: 4,981,160 km (0.082 R)
• M10: 5,843,293 km (0.098 R)
• M11: 7,050,398 km (0.043 R)
• M12: 8,416,975 km (0.066 R)
• M13: 10,683,831 km (0.028 R)
• M14: 11,233,603 km (0.082 R)
• M15: 12,070,753 km (0.111 R)
• M16: 13,721,416 km (0.105 R)
• M17: 15,678,904 km (0.09 R)
• M18: 17,524,343 km (0.109 R)
• M19: 19,510,554 km (0.086 R)
• M20: 19,950,522 km (0.12 R)
• M21: 20,980,952 km (0.118 R)
• M22: 22,182,073 km (0.103 R)
• M23: 23,287,901 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.8

Radius: 13.4

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.93 AU - 7.45 AU

Year: 8734 Days

Day: 10.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,935,181 km

• M1: 166,652 km (0.118 R)
• M2: 775,366 km (0.055 R)
• M3: 1,278,164 km (0.117 R)
• M4: 1,905,428 km (0.095 R)
• M5: 4,104,666 km (0.095 R)
• M6: 5,162,922 km (0.117 R)
• M7: 6,358,807 km (0.104 R)
• M8: 10,793,038 km (0.08 R)
• M9: 11,655,619 km (0.06 R)
• M10: 12,916,280 km (0.108 R)
• M11: 13,702,866 km (0.044 R)
• M12: 14,649,820 km (0.071 R)
• M13: 15,775,245 km (0.103 R)
• M14: 16,744,789 km (0.114 R)
• M15: 20,131,385 km (0.077 R)
• M16: 21,521,898 km (0.063 R)
• M17: 25,417,426 km (0.101 R)
• M18: 25,982,607 km (0.094 R)
• M19: 27,432,659 km (0.104 R)
• M20: 29,243,093 km (0.092 R)
• M21: 31,239,327 km (0.109 R)
• M22: 32,435,661 km (0.069 R)
• M23: 33,775,310 km (0.089 R)
• M24: 35,501,519 km (0.111 R)
• M25: 38,507,988 km (0.096 R)
• M26: 41,161,555 km (0.038 R)
• M27: 41,680,360 km (0.083 R)
• M28: 43,934,651 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424

Radius: 14.5

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.69 AU - 9.32 AU

Year: 9305 Days

Day: 14.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,935,181 km

• M1: 181,462 km (0.096 R)
• M2: 645,664 km (0.043 R)
• M3: 1,323,792 km (0.067 R)
• M4: 1,785,600 km (0.056 R)
• M5: 2,605,247 km (0.074 R)
• M6: 3,113,580 km (0.073 R)
• M7: 3,618,473 km (0.109 R)
• M8: 5,201,219 km (0.111 R)
• M9: 5,852,568 km (0.098 R)
• M10: 6,913,666 km (0.08 R)
• M11: 10,292,184 km (0.099 R)
• M12: 10,774,338 km (0.119 R)
• M13: 13,190,493 km (0.055 R)
• M14: 19,071,185 km (0.081 R)
• M15: 19,874,376 km (0.114 R)
• M16: 21,783,844 km (0.096 R)
• M17: 22,339,899 km (0.091 R)
• M18: 22,905,229 km (0.112 R)
• M19: 23,563,161 km (0.07 R)
• M20: 24,403,153 km (0.119 R)
• M21: 25,089,508 km (0.108 R)
• M22: 28,811,054 km (0.103 R)
• M23: 30,852,915 km (0.105 R)
• M24: 33,094,041 km (0.092 R)
• M25: 35,880,002 km (0.051 R)
• M26: 38,241,704 km (0.078 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 16,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit