🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.43 AU - 0.63 AU

Year: 145 Days

Day: 12.4 Hours

Environment

Temp: 237 °C

Axial Tilt: 42.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,624,668 km

• M1: 265,536 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.7 AU - 1.1 AU

Year: 320 Days

Day: 34.4 Hours

Environment

Temp: 18 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.75 AU - 1.15 AU

Year: 347 Days

Day: 47.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 31.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.46 AU - 1.92 AU

Year: 823 Days

Day: 42.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.27 AU - 2.87 AU

Year: 1544 Days

Day: 29.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.1

Radius: 13.7

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.01 AU - 6.41 AU

Year: 4456 Days

Day: 8.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,624,668 km

• M1: 170,392 km (0.117 R)
• M2: 599,139 km (0.095 R)
• M3: 1,120,189 km (0.094 R)
• M4: 1,743,713 km (0.12 R)
• M5: 2,832,486 km (0.071 R)
• M6: 3,476,505 km (0.067 R)
• M7: 4,310,513 km (0.09 R)
• M8: 5,606,928 km (0.061 R)
• M9: 6,470,108 km (0.119 R)
• M10: 8,423,707 km (0.111 R)
• M11: 8,958,369 km (0.086 R)
• M12: 9,803,148 km (0.12 R)
• M13: 12,413,482 km (0.096 R)
• M14: 14,143,132 km (0.108 R)
• M15: 16,144,303 km (0.109 R)
• M16: 20,565,219 km (0.101 R)
• M17: 22,322,545 km (0.069 R)
• M18: 26,863,589 km (0.114 R)
• M19: 27,523,315 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.3

Radius: 9.2

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.73 AU - 7.35 AU

Year: 7000 Days

Day: 6.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,624,668 km

• M1: 116,686 km (0.032 R)
• M2: 440,416 km (0.094 R)
• M3: 769,831 km (0.116 R)
• M4: 1,454,540 km (0.092 R)
• M5: 1,796,820 km (0.039 R)
• M6: 2,665,684 km (0.118 R)
• M7: 3,079,173 km (0.116 R)
• M8: 3,400,360 km (0.067 R)
• M9: 4,010,719 km (0.035 R)
• M10: 4,609,858 km (0.111 R)
• M11: 5,387,917 km (0.089 R)
• M12: 5,986,159 km (0.107 R)
• M13: 7,465,532 km (0.111 R)
• M14: 7,969,228 km (0.103 R)
• M15: 8,495,364 km (0.109 R)
• M16: 10,737,836 km (0.077 R)
• M17: 11,736,252 km (0.081 R)
• M18: 13,348,319 km (0.111 R)
• M19: 14,207,310 km (0.072 R)
• M20: 15,845,855 km (0.087 R)
• M21: 16,548,217 km (0.064 R)
• M22: 20,749,973 km (0.082 R)
• M23: 22,137,194 km (0.109 R)
• M24: 23,421,342 km (0.066 R)
• M25: 26,669,112 km (0.057 R)
• M26: 27,937,702 km (0.083 R)
• M27: 28,400,408 km (0.086 R)
• M28: 32,186,580 km (0.109 R)
• M29: 33,002,786 km (0.07 R)
• M30: 37,069,305 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.5

Radius: 6

Gravity: 10.9 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 18.56 AU - 20.3 AU

Year: 32095 Days

Day: 25 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,624,668 km

• M1: 74,799 km (0.076 R)
• M2: 292,314 km (0.087 R)
• M3: 515,065 km (0.102 R)
• M4: 798,703 km (0.115 R)
• M5: 1,226,703 km (0.098 R)
• M6: 2,754,097 km (0.112 R)
• M7: 3,018,436 km (0.03 R)
• M8: 4,248,729 km (0.107 R)
• M9: 5,130,160 km (0.104 R)
• M10: 5,613,810 km (0.089 R)
• M11: 5,952,798 km (0.1 R)
• M12: 6,260,671 km (0.11 R)
• M13: 6,718,740 km (0.097 R)
• M14: 7,347,200 km (0.06 R)
• M15: 14,711,305 km (0.054 R)
• M16: 16,614,639 km (0.076 R)
• M17: 17,670,052 km (0.09 R)
• M18: 18,122,735 km (0.106 R)
• M19: 18,769,446 km (0.115 R)
• M20: 22,340,497 km (0.11 R)
• M21: 24,174,118 km (0.114 R)
• M22: 25,873,251 km (0.03 R)
• M23: 28,260,534 km (0.09 R)
• M24: 35,431,956 km (0.084 R)
• M25: 37,619,825 km (0.079 R)
• M26: 69,467,417 km (0.057 R)
• M27: 74,750,166 km (0.102 R)
• M28: 80,047,726 km (0.065 R)
• M29: 86,106,440 km (0.103 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 16,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit