🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.47 AU - 0.69 AU

Year: 161 Days

Day: 37.4 Hours

Environment

Temp: 173 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,579,073 km

• M1: 324,328 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.52 AU - 0.76 AU

Year: 187 Days

Day: 23.2 Hours

Environment

Temp: 171 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,579,073 km

• M1: 74,350 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.63 AU - 0.69 AU

Year: 196 Days

Day: 40 Hours

Environment

Temp: 168 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.59 AU - 0.79 AU

Year: 209 Days

Day: 44.7 Hours

Environment

Temp: 210 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,579,073 km

• M1: 49,517 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.68 AU - 0.82 AU

Year: 237 Days

Day: 34.8 Hours

Environment

Temp: 151 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.01 AU - 2.29 AU

Year: 1151 Days

Day: 19 Hours

Environment

Temp: -76 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.27 AU - 2.79 AU

Year: 1470 Days

Day: 19.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.7

Radius: 13

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 10.08 AU - 10.44 AU

Year: 12004 Days

Day: 13.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,579,073 km

• M1: 161,715 km (0.061 R)
• M2: 813,812 km (0.096 R)
• M3: 1,473,838 km (0.114 R)
• M4: 1,909,766 km (0.119 R)
• M5: 3,718,105 km (0.088 R)
• M6: 4,205,047 km (0.061 R)
• M7: 5,273,325 km (0.054 R)
• M8: 6,080,854 km (0.088 R)
• M9: 7,357,074 km (0.051 R)
• M10: 7,804,820 km (0.052 R)
• M11: 8,705,998 km (0.07 R)
• M12: 9,728,200 km (0.114 R)
• M13: 14,215,238 km (0.104 R)
• M14: 15,925,591 km (0.051 R)
• M15: 16,373,786 km (0.109 R)
• M16: 20,269,315 km (0.114 R)
• M17: 22,338,552 km (0.08 R)
• M18: 26,998,825 km (0.104 R)
• M19: 28,176,310 km (0.116 R)
• M20: 29,611,702 km (0.105 R)
• M21: 31,561,710 km (0.113 R)
• M22: 33,230,773 km (0.078 R)
• M23: 34,582,839 km (0.099 R)
• M24: 36,744,079 km (0.106 R)
• M25: 38,189,793 km (0.092 R)
• M26: 38,724,755 km (0.11 R)
• M27: 40,636,616 km (0.101 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 19,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit