🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.42 AU - 0.64 AU

Year: 140 Days

Day: 41.8 Hours

Environment

Temp: 172 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,219,352 km

• M1: 115,938 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.51 AU - 0.67 AU

Year: 164 Days

Day: 41.6 Hours

Environment

Temp: 155 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,219,352 km

• M1: 321,635 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.16 AU - 1.24 AU

Year: 475 Days

Day: 39.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 21,219,352 km

• M1: 223,050 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.09 AU - 1.43 AU

Year: 512 Days

Day: 14.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.62 AU - 3 AU

Year: 1704 Days

Day: 42.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 177.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.84 AU - 3.06 AU

Year: 1832 Days

Day: 26 Hours

Environment

Temp: -97 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.3

Radius: 9.2

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.93 AU - 10.17 AU

Year: 9846 Days

Day: 8 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 21,219,352 km

• M1: 178,620 km (0.107 R)
• M2: 350,358 km (0.064 R)
• M3: 522,097 km (0.102 R)
• M4: 609,911 km (0.11 R)
• M5: 752,028 km (0.066 R)
• M6: 905,516 km (0.085 R)
• M7: 1,103,583 km (0.119 R)
• M8: 1,793,828 km (0.099 R)
• M9: 2,030,492 km (0.072 R)
• M10: 2,218,387 km (0.036 R)
• M11: 2,321,909 km (0.055 R)
• M12: 3,141,406 km (0.105 R)
• M13: 3,863,365 km (0.11 R)
• M14: 6,232,247 km (0.097 R)
• M15: 7,154,817 km (0.063 R)
• M16: 7,778,491 km (0.065 R)
• M17: 8,582,430 km (0.111 R)
• M18: 8,816,999 km (0.067 R)
• M19: 10,542,461 km (0.054 R)
• M20: 12,158,268 km (0.092 R)
• M21: 13,223,704 km (0.07 R)
• M22: 15,814,440 km (0.095 R)
• M23: 16,595,191 km (0.041 R)
• M24: 17,507,140 km (0.079 R)
• M25: 18,314,669 km (0.065 R)
• M26: 19,348,689 km (0.092 R)
• M27: 20,276,795 km (0.095 R)
• M28: 20,935,025 km (0.092 R)
• M29: 21,187,696 km (0.106 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 19,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit