🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.67 AU - 0.73 AU

Year: 219 Days

Day: 35.1 Hours

Environment

Temp: 186 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.77 AU - 0.87 AU

Year: 278 Days

Day: 36.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.26 AU - 2.08 AU

Year: 809 Days

Day: 23.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.68 AU - 2.22 AU

Year: 1020 Days

Day: 25.6 Hours

Environment

Temp: -75 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,556,433 km

• M1: 1,534,126 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.99 AU - 2.23 AU

Year: 1149 Days

Day: 20.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,556,433 km

• M1: 26,628 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.3

Radius: 9.5

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.63 AU - 5.17 AU

Year: 4065 Days

Day: 13.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,556,433 km

• M1: 118,930 km (0.036 R)
• M2: 520,002 km (0.066 R)
• M3: 871,408 km (0.098 R)
• M4: 1,650,513 km (0.067 R)
• M5: 1,965,417 km (0.09 R)
• M6: 2,943,488 km (0.09 R)
• M7: 3,736,506 km (0.109 R)
• M8: 4,568,569 km (0.07 R)
• M9: 5,093,060 km (0.117 R)
• M10: 5,629,517 km (0.116 R)
• M11: 7,773,853 km (0.084 R)
• M12: 9,956,785 km (0.05 R)
• M13: 10,497,133 km (0.108 R)
• M14: 10,882,497 km (0.087 R)
• M15: 11,772,904 km (0.117 R)
• M16: 12,142,410 km (0.066 R)
• M17: 16,676,423 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.6

Radius: 12.6

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.69 AU - 7.45 AU

Year: 6311 Days

Day: 9.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,556,433 km

• M1: 156,928 km (0.095 R)
• M2: 666,758 km (0.111 R)
• M3: 3,624,756 km (0.116 R)
• M4: 4,025,529 km (0.086 R)
• M5: 6,211,603 km (0.068 R)
• M6: 9,016,264 km (0.05 R)
• M7: 9,547,635 km (0.067 R)
• M8: 10,056,717 km (0.076 R)
• M9: 12,326,117 km (0.071 R)
• M10: 13,032,966 km (0.1 R)
• M11: 14,089,277 km (0.099 R)
• M12: 14,694,251 km (0.115 R)
• M13: 15,955,959 km (0.108 R)
• M14: 17,164,560 km (0.107 R)
• M15: 21,587,571 km (0.059 R)
• M16: 24,530,161 km (0.074 R)
• M17: 28,160,004 km (0.071 R)
• M18: 28,593,838 km (0.035 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 17,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit