🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.76 AU - 0.88 AU

Year: 311 Days

Day: 26.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 43.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.03 AU - 1.11 AU

Year: 464 Days

Day: 42.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.09 AU - 1.21 AU

Year: 517 Days

Day: 46.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.1 AU - 1.74 AU

Year: 709 Days

Day: 21.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,542,291 km

• M1: 25,731 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.9 AU - 2.98 AU

Year: 2112 Days

Day: 15.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135

Radius: 10.9

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.56 AU - 3.8 AU

Year: 2376 Days

Day: 7.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 22,542,291 km

• M1: 135,536 km (0.104 R)
• M2: 612,154 km (0.097 R)
• M3: 975,528 km (0.099 R)
• M4: 1,393,803 km (0.09 R)
• M5: 1,874,162 km (0.044 R)
• M6: 2,777,284 km (0.085 R)
• M7: 3,118,068 km (0.11 R)
• M8: 3,457,506 km (0.113 R)
• M9: 3,884,907 km (0.091 R)
• M10: 4,628,259 km (0.099 R)
• M11: 4,977,570 km (0.087 R)
• M12: 5,504,304 km (0.077 R)
• M13: 6,003,363 km (0.099 R)
• M14: 6,831,985 km (0.115 R)
• M15: 9,897,545 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.9

Radius: 8.1

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.52 AU - 4.24 AU

Year: 3202 Days

Day: 11.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,542,291 km

• M1: 100,829 km (0.055 R)
• M2: 381,026 km (0.106 R)
• M3: 967,300 km (0.084 R)
• M4: 1,973,495 km (0.12 R)
• M5: 2,415,856 km (0.108 R)
• M6: 2,692,762 km (0.072 R)
• M7: 3,219,945 km (0.102 R)
• M8: 3,673,825 km (0.106 R)
• M9: 5,144,671 km (0.068 R)
• M10: 6,760,029 km (0.086 R)
• M11: 7,699,653 km (0.101 R)
• M12: 8,031,461 km (0.086 R)
• M13: 8,652,741 km (0.089 R)
• M14: 14,029,139 km (0.096 R)
• M15: 14,980,731 km (0.094 R)
• M16: 15,814,888 km (0.1 R)
• M17: 19,039,321 km (0.088 R)
• M18: 20,582,573 km (0.12 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: 178 - 17,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit