🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.48 AU - 0.62 AU

Year: 152 Days

Day: 43.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 26,419,437 km

• M1: 45,927 km (0.112 R)
• M2: 108,608 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.69 AU - 0.71 AU

Year: 218 Days

Day: 30.3 Hours

Environment

Temp: 143 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 26,419,437 km

• M1: 252,970 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.88 AU - 1.38 AU

Year: 448 Days

Day: 32.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 1.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 26,419,437 km

• M1: 561,590 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.38 AU - 1.58 AU

Year: 671 Days

Day: 23.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,419,437 km

• M1: 29,321 km (0.079 R)

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.1

Radius: 12.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.67 AU - 7.41 AU

Year: 6963 Days

Day: 10.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,419,437 km

• M1: 157,975 km (0.045 R)
• M2: 855,999 km (0.097 R)
• M3: 1,391,859 km (0.112 R)
• M4: 2,275,832 km (0.094 R)
• M5: 2,687,227 km (0.114 R)
• M6: 3,408,587 km (0.07 R)
• M7: 3,805,321 km (0.117 R)
• M8: 4,645,762 km (0.096 R)
• M9: 5,238,020 km (0.059 R)
• M10: 6,307,645 km (0.114 R)
• M11: 13,248,986 km (0.101 R)
• M12: 13,787,538 km (0.084 R)
• M13: 14,960,984 km (0.112 R)
• M14: 15,384,495 km (0.12 R)
• M15: 18,455,590 km (0.11 R)
• M16: 19,438,897 km (0.119 R)
• M17: 20,979,007 km (0.08 R)
• M18: 22,049,978 km (0.075 R)
• M19: 24,373,532 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.3

Radius: 12.3

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.74 AU - 8.88 AU

Year: 7368 Days

Day: 7 Hours

Environment

Temp: -156 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,419,437 km

• M1: 153,039 km (0.104 R)
• M2: 780,452 km (0.091 R)
• M3: 1,834,070 km (0.101 R)
• M4: 2,329,987 km (0.05 R)
• M5: 3,186,734 km (0.093 R)
• M6: 5,331,070 km (0.095 R)
• M7: 5,854,961 km (0.118 R)
• M8: 7,168,431 km (0.072 R)
• M9: 8,375,536 km (0.093 R)
• M10: 9,875,404 km (0.044 R)
• M11: 11,547,310 km (0.101 R)
• M12: 15,280,675 km (0.114 R)
• M13: 17,390,004 km (0.062 R)
• M14: 18,607,731 km (0.092 R)
• M15: 25,255,113 km (0.101 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: 247 - 17,433 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit