🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.4 AU - 0.6 AU

Year: 130 Days

Day: 40.1 Hours

Environment

Temp: 230 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 19,581,654 km

• M1: 69,862 km (0.07 R)
• M2: 129,103 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.56 AU - 0.8 AU

Year: 206 Days

Day: 21.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 41.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.77 AU - 0.89 AU

Year: 278 Days

Day: 45.5 Hours

Environment

Temp: 149 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 19,581,654 km

• M1: 686,953 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.66 AU - 1.1 AU

Year: 303 Days

Day: 27.9 Hours

Environment

Temp: 80 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 19,581,654 km

• M1: 73,453 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 2.72 AU - 2.76 AU

Year: 1665 Days

Day: 35.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,581,654 km

• M1: 15,259 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.3

Radius: 14.6

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.8 AU - 5.24 AU

Year: 4129 Days

Day: 7.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,581,654 km

• M1: 181,612 km (0.115 R)
• M2: 796,309 km (0.096 R)
• M3: 1,967,810 km (0.1 R)
• M4: 2,590,586 km (0.05 R)
• M5: 3,224,881 km (0.09 R)
• M6: 4,782,943 km (0.097 R)
• M7: 5,657,193 km (0.064 R)
• M8: 7,724,636 km (0.093 R)
• M9: 9,618,545 km (0.098 R)
• M10: 10,518,825 km (0.102 R)
• M11: 12,046,219 km (0.085 R)
• M12: 14,858,061 km (0.1 R)
• M13: 26,207,303 km (0.072 R)
• M14: 28,305,114 km (0.05 R)
• M15: 29,527,777 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 8.3

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.13 AU - 6.25 AU

Year: 4982 Days

Day: 12.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 19,581,654 km

• M1: 109,356 km (0.107 R)
• M2: 424,110 km (0.106 R)
• M3: 804,687 km (0.116 R)
• M4: 1,532,032 km (0.072 R)
• M5: 1,874,461 km (0.079 R)
• M6: 3,603,364 km (0.112 R)
• M7: 3,958,060 km (0.087 R)
• M8: 11,573,639 km (0.111 R)
• M9: 12,058,935 km (0.111 R)
• M10: 16,848,610 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.7

Radius: 14.6

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.85 AU - 7.03 AU

Year: 6711 Days

Day: 6.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,581,654 km

• M1: 186,549 km (0.086 R)
• M2: 779,555 km (0.065 R)
• M3: 1,372,112 km (0.103 R)
• M4: 1,844,991 km (0.089 R)
• M5: 2,415,108 km (0.039 R)
• M6: 3,135,871 km (0.117 R)
• M7: 3,594,089 km (0.047 R)
• M8: 4,077,290 km (0.034 R)
• M9: 7,610,492 km (0.055 R)
• M10: 8,347,561 km (0.052 R)
• M11: 9,380,086 km (0.091 R)
• M12: 10,342,449 km (0.092 R)
• M13: 11,451,418 km (0.093 R)
• M14: 12,902,966 km (0.099 R)
• M15: 14,426,171 km (0.106 R)
• M16: 15,305,957 km (0.089 R)
• M17: 18,555,970 km (0.077 R)
• M18: 19,773,996 km (0.103 R)
• M19: 20,251,961 km (0.072 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.2

Radius: 9.6

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.1 AU - 9.86 AU

Year: 8275 Days

Day: 11.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,581,654 km

• M1: 120,277 km (0.111 R)
• M2: 511,026 km (0.053 R)
• M3: 1,027,438 km (0.108 R)
• M4: 1,561,353 km (0.111 R)
• M5: 2,596,271 km (0.12 R)
• M6: 3,287,264 km (0.096 R)
• M7: 4,015,805 km (0.114 R)
• M8: 4,668,650 km (0.061 R)
• M9: 5,791,382 km (0.097 R)
• M10: 8,562,085 km (0.096 R)
• M11: 11,613,582 km (0.06 R)
• M12: 12,498,453 km (0.104 R)
• M13: 13,473,083 km (0.031 R)
• M14: 17,177,426 km (0.1 R)
• M15: 19,118,309 km (0.116 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: 431 - 14,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit