🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.55 AU - 0.83 AU

Year: 216 Days

Day: 29.8 Hours

Environment

Temp: 103 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 15,008,910 km

• M1: 42,486 km (0.079 R)
• M2: 474,973 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.72 AU - 0.72 AU

Year: 230 Days

Day: 21.1 Hours

Environment

Temp: 131 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.65 AU - 0.93 AU

Year: 265 Days

Day: 36.4 Hours

Environment

Temp: 166 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.15 AU - 1.17 AU

Year: 471 Days

Day: 45.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.51 AU - 1.57 AU

Year: 720 Days

Day: 46.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 94.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,008,910 km

• M1: 49,666 km (0.083 R)

Asteroid Belt

Center: 3.21 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.8

Radius: 10.1

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.04 AU - 5.72 AU

Year: 4061 Days

Day: 10.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 15,008,910 km

• M1: 125,662 km (0.037 R)
• M2: 743,053 km (0.028 R)
• M3: 1,076,506 km (0.067 R)
• M4: 1,483,113 km (0.097 R)
• M5: 1,897,499 km (0.086 R)
• M6: 2,599,413 km (0.095 R)
• M7: 3,224,283 km (0.038 R)
• M8: 4,305,128 km (0.116 R)
• M9: 4,996,718 km (0.067 R)
• M10: 5,710,899 km (0.095 R)
• M11: 6,851,283 km (0.099 R)
• M12: 8,361,025 km (0.119 R)
• M13: 11,537,885 km (0.085 R)
• M14: 14,864,044 km (0.082 R)
• M15: 15,247,613 km (0.091 R)
• M16: 16,438,263 km (0.076 R)
• M17: 17,850,766 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.9

Radius: 11.8

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.7 AU - 7.02 AU

Year: 6769 Days

Day: 11.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 15,008,910 km

• M1: 146,905 km (0.115 R)
• M2: 736,022 km (0.079 R)
• M3: 2,095,118 km (0.035 R)
• M4: 2,619,459 km (0.04 R)
• M5: 3,654,676 km (0.053 R)
• M6: 4,380,824 km (0.074 R)
• M7: 8,221,899 km (0.111 R)
• M8: 8,799,197 km (0.099 R)
• M9: 10,483,520 km (0.09 R)
• M10: 13,295,810 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 14,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit