🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.07 AU - 1.25 AU

Year: 456 Days

Day: 23.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 42.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.25 AU - 2.09 AU

Year: 788 Days

Day: 26.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.84 AU - 1.86 AU

Year: 919 Days

Day: 24.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.56 AU - 2.96 AU

Year: 1675 Days

Day: 45.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.39 AU - 4.59 AU

Year: 2911 Days

Day: 16.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.5

Radius: 11.2

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.49 AU - 5.51 AU

Year: 4711 Days

Day: 13.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,389,364 km

• M1: 139,724 km (0.088 R)
• M2: 618,886 km (0.114 R)
• M3: 1,047,484 km (0.107 R)
• M4: 1,734,288 km (0.118 R)
• M5: 2,193,703 km (0.083 R)
• M6: 2,669,574 km (0.109 R)
• M7: 6,250,797 km (0.118 R)
• M8: 6,660,696 km (0.077 R)
• M9: 7,119,811 km (0.114 R)
• M10: 9,134,296 km (0.099 R)
• M11: 11,633,778 km (0.066 R)
• M12: 12,031,110 km (0.118 R)
• M13: 12,437,567 km (0.093 R)
• M14: 13,182,714 km (0.052 R)
• M15: 14,608,830 km (0.118 R)
• M16: 17,592,111 km (0.112 R)
• M17: 17,998,868 km (0.091 R)
• M18: 18,352,517 km (0.114 R)
• M19: 20,637,026 km (0.044 R)
• M20: 21,416,880 km (0.04 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.5

Radius: 12.1

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 11.24 AU - 11.76 AU

Year: 14244 Days

Day: 6.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,389,364 km

• M1: 150,645 km (0.116 R)
• M2: 684,709 km (0.112 R)
• M3: 1,279,511 km (0.105 R)
• M4: 1,900,043 km (0.11 R)
• M5: 2,413,762 km (0.037 R)
• M6: 3,279,933 km (0.105 R)
• M7: 4,076,991 km (0.061 R)
• M8: 4,734,773 km (0.085 R)
• M9: 8,477,412 km (0.117 R)
• M10: 10,023,656 km (0.091 R)
• M11: 12,020,039 km (0.118 R)
• M12: 12,460,306 km (0.065 R)
• M13: 17,545,736 km (0.032 R)
• M14: 18,328,731 km (0.115 R)
• M15: 28,739,247 km (0.101 R)
• M16: 29,927,652 km (0.072 R)
• M17: 30,533,823 km (0.077 R)
• M18: 37,754,763 km (0.099 R)
• M19: 40,886,893 km (0.072 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 16,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit