🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.43 AU - 0.69 AU

Year: 152 Days

Day: 16.4 Hours

Environment

Temp: 217 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.48 AU - 0.7 AU

Year: 165 Days

Day: 25.5 Hours

Environment

Temp: 193 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.53 AU - 0.75 AU

Year: 186 Days

Day: 17 Hours

Environment

Temp: 196 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.81 AU - 1.13 AU

Year: 347 Days

Day: 24.4 Hours

Environment

Temp: 50 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,984,358 km

• M1: 142,716 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.2 AU - 1.32 AU

Year: 514 Days

Day: 23.3 Hours

Environment

Temp: -0 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 39,984,358 km

• M1: 486,941 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.65 AU - 2.07 AU

Year: 922 Days

Day: 30.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.9

Radius: 12.3

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.51 AU - 9.11 AU

Year: 7932 Days

Day: 8.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,984,358 km

• M1: 153,039 km (0.064 R)
• M2: 753,225 km (0.034 R)
• M3: 1,386,174 km (0.116 R)
• M4: 1,802,804 km (0.06 R)
• M5: 2,338,664 km (0.065 R)
• M6: 2,721,335 km (0.1 R)
• M7: 3,477,103 km (0.106 R)
• M8: 4,641,124 km (0.112 R)
• M9: 5,530,484 km (0.104 R)
• M10: 6,320,959 km (0.106 R)
• M11: 7,110,536 km (0.082 R)
• M12: 8,005,281 km (0.076 R)
• M13: 8,458,862 km (0.103 R)
• M14: 9,830,824 km (0.094 R)
• M15: 10,255,682 km (0.063 R)
• M16: 23,093,124 km (0.068 R)
• M17: 24,442,198 km (0.093 R)
• M18: 28,043,916 km (0.089 R)
• M19: 28,900,663 km (0.054 R)
• M20: 29,676,627 km (0.105 R)
• M21: 34,519,559 km (0.099 R)
• M22: 39,271,685 km (0.078 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 19,850 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit