🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.54 AU - 0.7 AU

Year: 218 Days

Day: 35.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.64 AU - 0.82 AU

Year: 278 Days

Day: 26.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,777,573 km

• M1: 106,813 km (0.058 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.03 AU - 1.43 AU

Year: 609 Days

Day: 25.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.43 AU - 1.45 AU

Year: 771 Days

Day: 46.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,777,573 km

• M1: 59,390 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.42 AU - 2 AU

Year: 998 Days

Day: 17.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.05 AU - 2.43 AU

Year: 1496 Days

Day: 30.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,777,573 km

• M1: 1,269,338 km (0.111 R)

Asteroid Belt

Center: 3.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.8

Radius: 10.9

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.64 AU - 5.6 AU

Year: 4431 Days

Day: 14.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,777,573 km

• M1: 135,536 km (0.079 R)
• M2: 482,902 km (0.065 R)
• M3: 945,758 km (0.053 R)
• M4: 1,463,815 km (0.088 R)
• M5: 1,902,436 km (0.099 R)
• M6: 2,441,288 km (0.066 R)
• M7: 2,783,268 km (0.075 R)
• M8: 3,650,936 km (0.083 R)
• M9: 4,176,473 km (0.077 R)
• M10: 4,608,512 km (0.09 R)
• M11: 6,462,478 km (0.085 R)
• M12: 8,550,565 km (0.044 R)
• M13: 9,646,819 km (0.116 R)
• M14: 10,943,832 km (0.026 R)
• M15: 12,835,797 km (0.092 R)
• M16: 13,205,752 km (0.094 R)
• M17: 13,795,168 km (0.042 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.3

Radius: 14.6

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.54 AU - 5.8 AU

Year: 5246 Days

Day: 5.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,777,573 km

• M1: 181,612 km (0.052 R)
• M2: 669,750 km (0.034 R)
• M3: 1,816,717 km (0.115 R)
• M4: 2,431,414 km (0.077 R)
• M5: 3,202,442 km (0.118 R)
• M6: 3,740,246 km (0.025 R)
• M7: 4,923,266 km (0.117 R)
• M8: 5,756,676 km (0.08 R)
• M9: 6,808,797 km (0.081 R)
• M10: 8,716,918 km (0.08 R)
• M11: 10,145,578 km (0.115 R)
• M12: 10,784,959 km (0.062 R)
• M13: 11,451,268 km (0.117 R)
• M14: 12,915,383 km (0.051 R)
• M15: 14,184,421 km (0.11 R)
• M16: 14,822,456 km (0.109 R)
• M17: 16,385,904 km (0.062 R)
• M18: 22,157,240 km (0.084 R)
• M19: 24,273,152 km (0.114 R)
• M20: 26,361,389 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.9

Radius: 14.1

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 7.51 AU - 7.87 AU

Year: 9516 Days

Day: 6.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,777,573 km

• M1: 175,478 km (0.053 R)
• M2: 672,592 km (0.115 R)
• M3: 1,412,054 km (0.102 R)
• M4: 2,109,330 km (0.074 R)
• M5: 3,106,849 km (0.106 R)
• M6: 4,058,141 km (0.108 R)
• M7: 4,785,935 km (0.058 R)
• M8: 7,077,475 km (0.093 R)
• M9: 7,685,142 km (0.054 R)
• M10: 10,562,806 km (0.11 R)
• M11: 11,745,677 km (0.118 R)
• M12: 12,910,296 km (0.097 R)
• M13: 16,067,111 km (0.032 R)
• M14: 18,816,869 km (0.102 R)
• M15: 20,409,937 km (0.109 R)
• M16: 21,057,247 km (0.082 R)
• M17: 23,004,263 km (0.052 R)
• M18: 23,942,391 km (0.095 R)
• M19: 31,713,552 km (0.115 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 10,963 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit