🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.48 AU - 0.54 AU

Year: 130 Days

Day: 22.2 Hours

Environment

Temp: 258 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.51 AU - 0.79 AU

Year: 187 Days

Day: 22.7 Hours

Environment

Temp: 153 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.13 AU - 1.49 AU

Year: 534 Days

Day: 18.7 Hours

Environment

Temp: -6 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 16,638,739 km

• M1: 139,276 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.73 AU - 3.49 AU

Year: 1955 Days

Day: 42.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 16,638,739 km

• M1: 209,287 km (0.057 R)
• M2: 940,073 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.91 AU - 5.43 AU

Year: 4190 Days

Day: 41.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.3

Radius: 14.7

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.34 AU - 8.7 AU

Year: 7351 Days

Day: 13.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 16,638,739 km

• M1: 183,108 km (0.059 R)
• M2: 740,061 km (0.085 R)
• M3: 1,368,671 km (0.092 R)
• M4: 2,303,807 km (0.105 R)
• M5: 2,826,502 km (0.058 R)
• M6: 3,634,031 km (0.095 R)
• M7: 5,024,095 km (0.103 R)
• M8: 6,585,448 km (0.101 R)
• M9: 7,617,374 km (0.105 R)
• M10: 8,831,660 km (0.071 R)
• M11: 12,700,261 km (0.092 R)
• M12: 13,612,060 km (0.105 R)
• M13: 14,512,938 km (0.101 R)
• M14: 19,164,684 km (0.109 R)
• M15: 27,209,758 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.5

Radius: 14

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 8.99 AU - 9.73 AU

Year: 10207 Days

Day: 10.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,638,739 km

• M1: 174,282 km (0.073 R)
• M2: 627,563 km (0.104 R)
• M3: 1,077,553 km (0.049 R)
• M4: 1,766,302 km (0.107 R)
• M5: 3,065,560 km (0.115 R)
• M6: 6,658,452 km (0.106 R)
• M7: 10,392,863 km (0.105 R)
• M8: 14,604,791 km (0.068 R)
• M9: 15,481,435 km (0.105 R)
• M10: 16,638,724 km (0.097 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 11,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit