🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.39 AU - 0.65 AU

Year: 144 Days

Day: 12.2 Hours

Environment

Temp: 223 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.53 AU - 0.63 AU

Year: 170 Days

Day: 13.6 Hours

Environment

Temp: 196 °C

Axial Tilt: 174.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.89 AU - 0.95 AU

Year: 340 Days

Day: 27.1 Hours

Environment

Temp: 24 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 47,020,767 km

• M1: 35,903 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.88 AU - 1.18 AU

Year: 402 Days

Day: 18.6 Hours

Environment

Temp: -9 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,020,767 km

• M1: 113,994 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.39 AU - 2.61 AU

Year: 1522 Days

Day: 32.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479

Radius: 9

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.86 AU - 5.86 AU

Year: 4125 Days

Day: 9.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,020,767 km

• M1: 111,899 km (0.116 R)
• M2: 465,549 km (0.05 R)
• M3: 1,109,268 km (0.079 R)
• M4: 1,389,315 km (0.111 R)
• M5: 2,293,036 km (0.078 R)
• M6: 4,144,908 km (0.102 R)
• M7: 5,307,882 km (0.116 R)
• M8: 5,650,012 km (0.112 R)
• M9: 6,735,794 km (0.11 R)
• M10: 7,137,464 km (0.111 R)
• M11: 8,581,083 km (0.054 R)
• M12: 9,277,312 km (0.114 R)
• M13: 11,857,127 km (0.052 R)
• M14: 15,140,501 km (0.109 R)
• M15: 16,933,432 km (0.084 R)
• M16: 18,027,740 km (0.096 R)
• M17: 21,197,270 km (0.056 R)
• M18: 21,659,378 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.2

Radius: 10.5

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 9.25 AU - 12.29 AU

Year: 13608 Days

Day: 5 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,020,767 km

• M1: 130,599 km (0.097 R)
• M2: 540,497 km (0.11 R)
• M3: 954,734 km (0.104 R)
• M4: 1,624,334 km (0.068 R)
• M5: 2,022,713 km (0.106 R)
• M6: 3,884,758 km (0.116 R)
• M7: 8,723,201 km (0.09 R)
• M8: 10,826,248 km (0.059 R)
• M9: 12,422,607 km (0.102 R)
• M10: 15,871,736 km (0.103 R)
• M11: 30,373,454 km (0.106 R)
• M12: 32,085,003 km (0.103 R)
• M13: 35,699,138 km (0.061 R)
• M14: 39,076,759 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 13,263 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit