🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.43 AU - 0.61 AU

Year: 142 Days

Day: 22.9 Hours

Environment

Temp: 186 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.52 AU - 0.68 AU

Year: 176 Days

Day: 23.2 Hours

Environment

Temp: 147 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.87 AU - 0.87 AU

Year: 307 Days

Day: 46.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 98.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,000,662 km

• M1: 38,447 km (0.057 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.17 AU - 1.19 AU

Year: 485 Days

Day: 28.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 31,000,662 km

• M1: 642,822 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.93 AU - 1.49 AU

Year: 504 Days

Day: 36.1 Hours

Environment

Temp: -10 °C

Axial Tilt: 21.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.26 AU - 1.64 AU

Year: 661 Days

Day: 43.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.53 AU - 1.81 AU

Year: 817 Days

Day: 29 Hours

Environment

Temp: -69 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.65 AU - 2.65 AU

Year: 1634 Days

Day: 21.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,000,662 km

• M1: 825,780 km (0.102 R)

Asteroid Belt

Center: 3.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.7

Radius: 14.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.89 AU - 5.43 AU

Year: 4439 Days

Day: 5.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,000,662 km

• M1: 181,612 km (0.119 R)
• M2: 663,018 km (0.1 R)
• M3: 1,272,779 km (0.071 R)
• M4: 1,789,340 km (0.116 R)
• M5: 2,946,928 km (0.085 R)
• M6: 3,441,798 km (0.073 R)
• M7: 4,646,360 km (0.119 R)
• M8: 5,494,730 km (0.071 R)
• M9: 7,166,336 km (0.102 R)
• M10: 10,298,018 km (0.067 R)
• M11: 10,764,913 km (0.098 R)
• M12: 12,954,128 km (0.08 R)
• M13: 13,683,717 km (0.118 R)
• M14: 14,731,800 km (0.117 R)
• M15: 15,730,216 km (0.092 R)
• M16: 16,350,748 km (0.055 R)
• M17: 19,583,259 km (0.068 R)

Planet 10 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.9

Radius: 14.1

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 6.99 AU - 9.49 AU

Year: 8959 Days

Day: 12.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,000,662 km

• M1: 175,329 km (0.036 R)
• M2: 680,521 km (0.119 R)
• M3: 1,386,922 km (0.116 R)
• M4: 2,268,951 km (0.119 R)
• M5: 2,783,268 km (0.071 R)
• M6: 3,334,985 km (0.108 R)
• M7: 6,635,862 km (0.096 R)
• M8: 10,126,579 km (0.114 R)
• M9: 11,068,746 km (0.102 R)
• M10: 11,633,030 km (0.093 R)
• M11: 12,465,093 km (0.09 R)
• M12: 13,231,932 km (0.076 R)
• M13: 13,867,872 km (0.04 R)
• M14: 18,250,641 km (0.112 R)
• M15: 25,778,406 km (0.117 R)
• M16: 26,354,657 km (0.114 R)
• M17: 26,855,361 km (0.107 R)
• M18: 30,540,555 km (0.049 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 17,081 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit