🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.5 AU - 0.52 AU

Year: 138 Days

Day: 32.8 Hours

Environment

Temp: 223 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,728,356 km

• M1: 24,384 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.58 AU - 0.76 AU

Year: 208 Days

Day: 26.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,728,356 km

• M1: 46,974 km (0.052 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.8 AU - 1.34 AU

Year: 419 Days

Day: 33.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.46 AU - 1.9 AU

Year: 825 Days

Day: 34.4 Hours

Environment

Temp: -63 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,728,356 km

• M1: 790,176 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.8 AU - 1.88 AU

Year: 945 Days

Day: 12.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,728,356 km

• M1: 486,941 km (0.097 R)
• M2: 952,190 km (0.071 R)

Asteroid Belt

Center: 2.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.01 AU - 4.93 AU

Year: 2996 Days

Day: 34.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,728,356 km

• M1: 662,569 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.9

Radius: 11.4

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.19 AU - 9.41 AU

Year: 8251 Days

Day: 11 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,728,356 km

• M1: 141,819 km (0.103 R)
• M2: 549,323 km (0.117 R)
• M3: 1,264,551 km (0.037 R)
• M4: 1,805,347 km (0.11 R)
• M5: 2,299,918 km (0.12 R)
• M6: 5,756,227 km (0.11 R)
• M7: 6,159,543 km (0.069 R)
• M8: 6,690,166 km (0.058 R)
• M9: 7,328,351 km (0.109 R)
• M10: 8,682,810 km (0.085 R)
• M11: 9,214,630 km (0.066 R)
• M12: 11,094,627 km (0.074 R)
• M13: 12,097,681 km (0.078 R)
• M14: 13,102,829 km (0.115 R)
• M15: 15,599,318 km (0.097 R)
• M16: 16,993,720 km (0.102 R)
• M17: 20,258,693 km (0.069 R)
• M18: 21,195,475 km (0.102 R)
• M19: 21,755,121 km (0.099 R)
• M20: 24,966,837 km (0.063 R)
• M21: 28,870,145 km (0.034 R)
• M22: 38,331,911 km (0.083 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 18,885 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit