🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.51 AU - 0.81 AU

Year: 196 Days

Day: 19.4 Hours

Environment

Temp: 181 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.82 AU - 1.26 AU

Year: 387 Days

Day: 35.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,945,892 km

• M1: 28,573 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.16 AU - 1.34 AU

Year: 510 Days

Day: 34.5 Hours

Environment

Temp: 10 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.1 AU - 1.52 AU

Year: 548 Days

Day: 37 Hours

Environment

Temp: -0 °C

Axial Tilt: 23 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.41 AU - 1.79 AU

Year: 739 Days

Day: 28 Hours

Environment

Temp: -53 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.76 AU - 2.06 AU

Year: 964 Days

Day: 37.8 Hours

Environment

Temp: -61 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,945,892 km

• M1: 979,716 km (0.102 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.81 AU - 3.97 AU

Year: 2802 Days

Day: 37.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.7

Radius: 12.2

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.8 AU - 9.16 AU

Year: 8234 Days

Day: 14.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,945,892 km

• M1: 151,842 km (0.069 R)
• M2: 565,330 km (0.076 R)
• M3: 985,700 km (0.118 R)
• M4: 1,510,340 km (0.119 R)
• M5: 3,549,509 km (0.109 R)
• M6: 4,375,439 km (0.102 R)
• M7: 6,340,407 km (0.109 R)
• M8: 7,073,885 km (0.065 R)
• M9: 7,785,522 km (0.103 R)
• M10: 8,178,964 km (0.096 R)
• M11: 10,586,293 km (0.112 R)
• M12: 12,664,208 km (0.071 R)
• M13: 14,761,420 km (0.106 R)
• M14: 15,427,280 km (0.042 R)
• M15: 16,753,914 km (0.054 R)
• M16: 18,361,643 km (0.066 R)
• M17: 20,364,758 km (0.111 R)
• M18: 21,114,243 km (0.104 R)
• M19: 23,149,074 km (0.113 R)
• M20: 24,885,606 km (0.111 R)
• M21: 26,003,102 km (0.102 R)
• M22: 26,707,409 km (0.109 R)
• M23: 29,084,070 km (0.11 R)
• M24: 30,712,443 km (0.058 R)
• M25: 31,202,675 km (0.12 R)
• M26: 33,113,489 km (0.041 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: 164 - 14,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit