🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.5 AU - 0.64 AU

Year: 160 Days

Day: 38.1 Hours

Environment

Temp: 186 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,066,282 km

• M1: 299,196 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.02 AU - 1.5 AU

Year: 527 Days

Day: 42.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 92,066,282 km

• M1: 462,557 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.06 AU - 2.16 AU

Year: 1143 Days

Day: 37.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,066,282 km

• M1: 42,037 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.25 AU - 3.73 AU

Year: 2430 Days

Day: 48 Hours

Environment

Temp: -122 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.3

Radius: 14.3

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.03 AU - 6.91 AU

Year: 6135 Days

Day: 12.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,066,282 km

• M1: 177,872 km (0.09 R)
• M2: 632,350 km (0.095 R)
• M3: 1,313,918 km (0.115 R)
• M4: 1,763,908 km (0.116 R)
• M5: 2,271,344 km (0.086 R)
• M6: 3,108,793 km (0.076 R)
• M7: 4,023,884 km (0.064 R)
• M8: 5,427,710 km (0.083 R)
• M9: 6,421,189 km (0.111 R)
• M10: 7,101,710 km (0.092 R)
• M11: 8,290,564 km (0.08 R)
• M12: 15,152,918 km (0.119 R)
• M13: 18,428,064 km (0.108 R)
• M14: 22,377,897 km (0.087 R)
• M15: 23,309,293 km (0.055 R)
• M16: 24,105,004 km (0.097 R)
• M17: 28,268,762 km (0.086 R)
• M18: 28,718,902 km (0.115 R)
• M19: 30,285,341 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591

Radius: 5.2

Gravity: 21.86 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 14.36 AU - 21.8 AU

Year: 28658 Days

Day: 15.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,066,282 km

• M1: 64,626 km (0.064 R)
• M2: 286,031 km (0.058 R)
• M3: 1,320,650 km (0.078 R)
• M4: 2,262,369 km (0.095 R)
• M5: 2,474,947 km (0.1 R)
• M6: 3,942,053 km (0.09 R)
• M7: 4,180,662 km (0.119 R)
• M8: 4,877,639 km (0.118 R)
• M9: 9,495,126 km (0.114 R)
• M10: 18,389,318 km (0.05 R)
• M11: 31,217,186 km (0.061 R)
• M12: 35,561,508 km (0.098 R)
• M13: 38,260,104 km (0.116 R)
• M14: 48,237,385 km (0.119 R)
• M15: 57,366,595 km (0.115 R)
• M16: 57,770,060 km (0.12 R)
• M17: 66,910,490 km (0.112 R)
• M18: 67,133,840 km (0.101 R)
• M19: 77,213,744 km (0.115 R)
• M20: 86,390,975 km (0.047 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 10,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit