🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.42 AU - 0.66 AU

Year: 183 Days

Day: 17.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.63 AU - 0.67 AU

Year: 241 Days

Day: 21.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,499,784 km

• M1: 298,747 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.76 AU - 1.12 AU

Year: 419 Days

Day: 38.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 112.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.98 AU - 1.02 AU

Year: 460 Days

Day: 31.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.8 AU - 1.28 AU

Year: 488 Days

Day: 13.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,499,784 km

• M1: 134,937 km (0.049 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.56 AU - 1.6 AU

Year: 914 Days

Day: 46.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,499,784 km

• M1: 359,334 km (0.117 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.32 AU - 2.02 AU

Year: 993 Days

Day: 40 Hours

Environment

Temp: -127 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.4

Radius: 10

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.18 AU - 4.78 AU

Year: 4364 Days

Day: 8.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,499,784 km

• M1: 124,316 km (0.106 R)
• M2: 496,216 km (0.054 R)
• M3: 968,945 km (0.049 R)
• M4: 1,329,327 km (0.104 R)
• M5: 2,089,583 km (0.086 R)
• M6: 2,703,832 km (0.095 R)
• M7: 3,551,753 km (0.117 R)
• M8: 4,135,783 km (0.037 R)
• M9: 4,806,879 km (0.103 R)
• M10: 6,395,159 km (0.112 R)
• M11: 7,755,004 km (0.062 R)
• M12: 10,325,694 km (0.113 R)
• M13: 11,514,698 km (0.077 R)
• M14: 12,511,169 km (0.054 R)
• M15: 13,368,515 km (0.062 R)
• M16: 14,779,222 km (0.071 R)
• M17: 17,775,817 km (0.097 R)
• M18: 22,302,350 km (0.091 R)
• M19: 23,775,739 km (0.039 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 18,507 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit