🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.92 AU - 1.46 AU

Year: 489 Days

Day: 36.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.19 AU - 1.41 AU

Year: 558 Days

Day: 16.1 Hours

Environment

Temp: -31 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.44 AU - 3.02 AU

Year: 1699 Days

Day: 43.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,179,750 km

• M1: 176,825 km (0.058 R)
• M2: 880,084 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.53 AU - 3.07 AU

Year: 1765 Days

Day: 34.7 Hours

Environment

Temp: -114 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,179,750 km

• M1: 1,898,846 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.21 AU - 3.93 AU

Year: 2541 Days

Day: 39.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.94 AU - 4.26 AU

Year: 3128 Days

Day: 31.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.4

Radius: 9.2

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.06 AU - 5.7 AU

Year: 4061 Days

Day: 12 Hours

Environment

Temp: -146 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,179,750 km

• M1: 114,742 km (0.109 R)
• M2: 604,675 km (0.108 R)
• M3: 1,253,780 km (0.091 R)
• M4: 1,695,991 km (0.118 R)
• M5: 2,343,600 km (0.062 R)
• M6: 2,741,680 km (0.088 R)
• M7: 4,635,140 km (0.109 R)
• M8: 5,588,079 km (0.054 R)
• M9: 6,728,314 km (0.07 R)
• M10: 7,403,150 km (0.073 R)
• M11: 8,812,511 km (0.093 R)
• M12: 9,229,740 km (0.091 R)
• M13: 11,294,340 km (0.072 R)
• M14: 12,107,554 km (0.105 R)
• M15: 16,712,326 km (0.098 R)
• M16: 22,296,665 km (0.108 R)
• M17: 23,286,554 km (0.088 R)
• M18: 24,751,267 km (0.035 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.9

Radius: 13.1

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.14 AU - 8.52 AU

Year: 7476 Days

Day: 11.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,179,750 km

• M1: 162,912 km (0.077 R)
• M2: 643,420 km (0.119 R)
• M3: 1,063,491 km (0.107 R)
• M4: 1,651,710 km (0.115 R)
• M5: 2,535,534 km (0.113 R)
• M6: 3,802,628 km (0.098 R)
• M7: 4,667,005 km (0.106 R)
• M8: 6,142,339 km (0.086 R)
• M9: 6,653,664 km (0.045 R)
• M10: 7,509,664 km (0.073 R)
• M11: 9,030,625 km (0.066 R)
• M12: 9,993,437 km (0.083 R)
• M13: 12,024,677 km (0.113 R)
• M14: 13,137,535 km (0.115 R)
• M15: 14,651,915 km (0.117 R)
• M16: 15,509,559 km (0.094 R)
• M17: 20,169,234 km (0.11 R)
• M18: 21,811,818 km (0.115 R)
• M19: 23,851,885 km (0.06 R)
• M20: 24,718,505 km (0.119 R)
• M21: 26,514,427 km (0.087 R)
• M22: 27,444,477 km (0.081 R)
• M23: 29,728,986 km (0.118 R)
• M24: 30,640,486 km (0.05 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.5

Radius: 10.4

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.01 AU - 12.01 AU

Year: 11931 Days

Day: 9 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,179,750 km

• M1: 129,402 km (0.103 R)
• M2: 573,109 km (0.079 R)
• M3: 983,008 km (0.107 R)
• M4: 1,376,600 km (0.098 R)
• M5: 1,808,937 km (0.115 R)
• M6: 3,190,623 km (0.076 R)
• M7: 3,520,187 km (0.075 R)
• M8: 4,189,040 km (0.075 R)
• M9: 4,744,796 km (0.065 R)
• M10: 5,779,714 km (0.057 R)
• M11: 6,390,073 km (0.037 R)
• M12: 8,151,289 km (0.046 R)
• M13: 9,630,363 km (0.078 R)
• M14: 10,215,141 km (0.095 R)
• M15: 11,455,607 km (0.04 R)
• M16: 17,903,275 km (0.102 R)
• M17: 20,470,374 km (0.06 R)
• M18: 24,619,322 km (0.065 R)
• M19: 25,511,673 km (0.115 R)
• M20: 26,942,277 km (0.113 R)
• M21: 32,019,479 km (0.025 R)
• M22: 36,412,421 km (0.093 R)
• M23: 38,619,887 km (0.055 R)
• M24: 44,453,905 km (0.067 R)
• M25: 44,891,778 km (0.054 R)
• M26: 48,345,095 km (0.06 R)
• M27: 48,808,250 km (0.1 R)
• M28: 49,900,315 km (0.059 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 10,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit