🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.41 AU - 0.65 AU

Year: 145 Days

Day: 28.6 Hours

Environment

Temp: 207 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.01 AU - 1.33 AU

Year: 477 Days

Day: 17.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,342,295 km

• M1: 894,595 km (0.102 R)

Asteroid Belt

Center: 1.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.86 AU - 2.56 AU

Year: 1238 Days

Day: 29.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.5 AU - 2.64 AU

Year: 1552 Days

Day: 18.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.9

Radius: 12.1

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.37 AU - 9.11 AU

Year: 8112 Days

Day: 11.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,342,295 km

• M1: 152,141 km (0.115 R)
• M2: 604,974 km (0.104 R)
• M3: 1,798,765 km (0.099 R)
• M4: 2,365,591 km (0.112 R)
• M5: 4,118,429 km (0.103 R)
• M6: 5,020,205 km (0.095 R)
• M7: 5,879,645 km (0.073 R)
• M8: 6,577,519 km (0.094 R)
• M9: 7,291,101 km (0.103 R)
• M10: 8,265,282 km (0.118 R)
• M11: 9,141,926 km (0.069 R)
• M12: 11,235,548 km (0.09 R)
• M13: 12,760,100 km (0.116 R)
• M14: 14,604,043 km (0.111 R)
• M15: 19,866,298 km (0.063 R)
• M16: 21,760,357 km (0.073 R)
• M17: 33,824,378 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.7

Radius: 12.1

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 8.16 AU - 10.78 AU

Year: 10979 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,342,295 km

• M1: 151,393 km (0.061 R)
• M2: 605,423 km (0.091 R)
• M3: 1,076,506 km (0.052 R)
• M4: 1,842,896 km (0.048 R)
• M5: 3,424,445 km (0.064 R)
• M6: 4,884,071 km (0.109 R)
• M7: 5,383,728 km (0.093 R)
• M8: 6,369,429 km (0.077 R)
• M9: 8,841,234 km (0.031 R)
• M10: 10,157,995 km (0.059 R)
• M11: 12,071,950 km (0.084 R)
• M12: 12,926,004 km (0.056 R)
• M13: 15,029,500 km (0.059 R)
• M14: 17,658,084 km (0.106 R)
• M15: 18,919,493 km (0.058 R)
• M16: 20,155,770 km (0.118 R)
• M17: 24,956,665 km (0.119 R)
• M18: 34,164,863 km (0.101 R)
• M19: 36,494,401 km (0.104 R)
• M20: 37,124,656 km (0.099 R)
• M21: 39,058,957 km (0.064 R)
• M22: 44,544,412 km (0.118 R)
• M23: 46,579,691 km (0.102 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 12,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit