🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.59 AU - 0.83 AU

Year: 252 Days

Day: 46.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.63 AU - 0.85 AU

Year: 268 Days

Day: 34.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 20,395,716 km

• M1: 39,344 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.08 AU - 1.14 AU

Year: 493 Days

Day: 16.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,395,716 km

• M1: 148,850 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.06 AU - 1.4 AU

Year: 575 Days

Day: 35.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.47 AU - 2.09 AU

Year: 1002 Days

Day: 21.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.9

Radius: 11.2

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.75 AU - 5.35 AU

Year: 4093 Days

Day: 6.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 20,395,716 km

• M1: 141,669 km (0.047 R)
• M2: 602,730 km (0.086 R)
• M3: 1,309,879 km (0.091 R)
• M4: 1,897,499 km (0.074 R)
• M5: 2,702,934 km (0.106 R)
• M6: 3,504,629 km (0.118 R)
• M7: 5,657,193 km (0.09 R)
• M8: 6,449,763 km (0.074 R)
• M9: 7,314,887 km (0.118 R)
• M10: 7,842,818 km (0.108 R)
• M11: 8,255,409 km (0.09 R)
• M12: 9,389,062 km (0.118 R)
• M13: 10,623,394 km (0.082 R)
• M14: 12,372,342 km (0.1 R)
• M15: 14,922,986 km (0.096 R)
• M16: 16,155,822 km (0.101 R)
• M17: 17,982,412 km (0.077 R)
• M18: 18,399,641 km (0.052 R)
• M19: 20,843,920 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.9

Radius: 14.2

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.65 AU - 7.07 AU

Year: 7578 Days

Day: 8.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 20,395,716 km

• M1: 176,825 km (0.065 R)
• M2: 802,593 km (0.119 R)
• M3: 2,511,898 km (0.069 R)
• M4: 3,577,334 km (0.065 R)
• M5: 5,729,299 km (0.087 R)
• M6: 9,957,384 km (0.073 R)
• M7: 10,882,048 km (0.078 R)
• M8: 13,814,915 km (0.092 R)
• M9: 14,623,491 km (0.094 R)
• M10: 16,335,339 km (0.084 R)
• M11: 20,033,997 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 15,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit