🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.85 AU - 1.05 AU

Year: 328 Days

Day: 24.7 Hours

Environment

Temp: 134 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,173,818 km

• M1: 813,812 km (0.03 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.38 AU - 1.52 AU

Year: 619 Days

Day: 38 Hours

Environment

Temp: 1 °C

Axial Tilt: 5.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 21,173,818 km

• M1: 33,061 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.73 AU - 1.91 AU

Year: 871 Days

Day: 26.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,173,818 km

• M1: 43,982 km (0.12 R)
• M2: 481,256 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.91 AU - 2.01 AU

Year: 973 Days

Day: 34.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,173,818 km

• M1: 42,935 km (0.103 R)
• M2: 579,692 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.88 AU - 3.7 AU

Year: 2117 Days

Day: 44.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.9

Radius: 14

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.89 AU - 11.23 AU

Year: 9675 Days

Day: 12 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,173,818 km

• M1: 174,132 km (0.086 R)
• M2: 1,109,268 km (0.085 R)
• M3: 1,556,416 km (0.038 R)
• M4: 2,670,621 km (0.108 R)
• M5: 3,259,738 km (0.104 R)
• M6: 6,200,832 km (0.053 R)
• M7: 9,969,651 km (0.09 R)
• M8: 10,746,812 km (0.101 R)
• M9: 13,507,491 km (0.085 R)
• M10: 17,363,974 km (0.117 R)
• M11: 19,504,122 km (0.074 R)
• M12: 20,146,495 km (0.034 R)
• M13: 26,875,557 km (0.098 R)
• M14: 28,791,606 km (0.096 R)
• M15: 44,965,380 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.2

Radius: 7.9

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 15.48 AU - 16.76 AU

Year: 22961 Days

Day: 18 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 21,173,818 km

• M1: 139,425 km (0.097 R)
• M2: 855,700 km (0.058 R)
• M3: 1,273,078 km (0.118 R)
• M4: 2,927,032 km (0.062 R)
• M5: 5,343,038 km (0.047 R)
• M6: 8,569,564 km (0.076 R)
• M7: 15,823,565 km (0.045 R)
• M8: 19,392,970 km (0.066 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 12,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit