🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.54 AU - 0.66 AU

Year: 163 Days

Day: 12.6 Hours

Environment

Temp: 174 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,283,861 km

• M1: 40,840 km (0.067 R)
• M2: 78,389 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.49 AU - 0.75 AU

Year: 171 Days

Day: 14.8 Hours

Environment

Temp: 250 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.68 AU - 1.82 AU

Year: 810 Days

Day: 27.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.91 AU - 2.65 AU

Year: 1204 Days

Day: 28.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.25 AU - 2.47 AU

Year: 1268 Days

Day: 33.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,283,861 km

• M1: 42,187 km (0.098 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.3

Radius: 13.3

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.53 AU - 9.51 AU

Year: 9477 Days

Day: 6.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,283,861 km

• M1: 165,455 km (0.085 R)
• M2: 666,758 km (0.1 R)
• M3: 1,123,330 km (0.032 R)
• M4: 3,612,041 km (0.039 R)
• M5: 5,247,594 km (0.066 R)
• M6: 5,973,742 km (0.111 R)
• M7: 7,862,415 km (0.088 R)
• M8: 8,888,208 km (0.077 R)
• M9: 13,850,369 km (0.109 R)
• M10: 14,507,553 km (0.114 R)
• M11: 17,288,727 km (0.1 R)
• M12: 18,289,985 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.5

Radius: 10.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 9.87 AU - 12.37 AU

Year: 12973 Days

Day: 9.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,283,861 km

• M1: 237,113 km (0.101 R)
• M2: 3,370,739 km (0.083 R)
• M3: 5,089,020 km (0.102 R)
• M4: 6,603,998 km (0.08 R)
• M5: 7,465,383 km (0.088 R)
• M6: 8,475,019 km (0.081 R)
• M7: 8,934,733 km (0.089 R)
• M8: 16,001,287 km (0.068 R)
• M9: 18,110,019 km (0.107 R)
• M10: 21,505,442 km (0.117 R)
• M11: 21,930,898 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.8

Radius: 12

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 9.92 AU - 12.58 AU

Year: 13201 Days

Day: 12.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,283,861 km

• M1: 149,598 km (0.04 R)
• M2: 1,226,403 km (0.063 R)
• M3: 2,857,020 km (0.085 R)
• M4: 3,286,216 km (0.08 R)
• M5: 3,706,736 km (0.119 R)
• M6: 4,965,752 km (0.081 R)
• M7: 5,939,783 km (0.115 R)
• M8: 7,321,320 km (0.101 R)
• M9: 8,043,578 km (0.106 R)
• M10: 9,433,791 km (0.083 R)
• M11: 12,389,097 km (0.102 R)
• M12: 17,716,577 km (0.106 R)
• M13: 18,783,957 km (0.113 R)
• M14: 25,818,199 km (0.056 R)
• M15: 30,397,988 km (0.065 R)
• M16: 35,731,451 km (0.05 R)
• M17: 47,625,081 km (0.116 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 13,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit