🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.48 AU - 0.6 AU

Year: 146 Days

Day: 39.7 Hours

Environment

Temp: 212 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,015,635 km

• M1: 347,366 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.53 AU - 0.67 AU

Year: 171 Days

Day: 34.6 Hours

Environment

Temp: 188 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.6 AU - 0.62 AU

Year: 175 Days

Day: 20 Hours

Environment

Temp: 192 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.87 AU - 1.09 AU

Year: 356 Days

Day: 17.8 Hours

Environment

Temp: 43 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.17 AU - 1.41 AU

Year: 538 Days

Day: 32.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,015,635 km

• M1: 210,484 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.17 AU - 2.55 AU

Year: 1331 Days

Day: 20.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,015,635 km

• M1: 705,354 km (0.119 R)

Asteroid Belt

Center: 8.98 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.1

Radius: 3

Gravity: 50.46 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 15.1 AU - 16.1 AU

Year: 22618 Days

Day: 19.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,015,635 km

• M1: 38,147 km (0.066 R)
• M2: 152,590 km (0.076 R)
• M3: 571,015 km (0.107 R)
• M4: 1,057,358 km (0.026 R)
• M5: 3,566,264 km (0.072 R)
• M6: 4,274,161 km (0.039 R)
• M7: 4,783,542 km (0.069 R)
• M8: 5,962,074 km (0.113 R)
• M9: 8,198,263 km (0.078 R)
• M10: 8,873,547 km (0.095 R)
• M11: 9,754,828 km (0.107 R)
• M12: 10,099,801 km (0.07 R)
• M13: 10,452,852 km (0.089 R)
• M14: 10,572,231 km (0.054 R)
• M15: 10,813,981 km (0.032 R)
• M16: 12,950,688 km (0.107 R)
• M17: 13,437,479 km (0.082 R)
• M18: 14,670,315 km (0.086 R)
• M19: 24,409,735 km (0.103 R)
• M20: 24,938,115 km (0.111 R)
• M21: 28,384,700 km (0.074 R)
• M22: 28,500,938 km (0.107 R)
• M23: 29,204,646 km (0.114 R)
• M24: 29,799,896 km (0.118 R)
• M25: 34,590,468 km (0.115 R)
• M26: 35,256,628 km (0.083 R)
• M27: 37,306,418 km (0.092 R)
• M28: 37,866,063 km (0.047 R)
• M29: 48,422,736 km (0.049 R)
• M30: 48,921,496 km (0.108 R)
• M31: 49,423,696 km (0.105 R)
• M32: 50,268,325 km (0.032 R)
• M33: 51,122,679 km (0.064 R)
• M34: 53,743,334 km (0.115 R)
• M35: 58,683,804 km (0.036 R)
• M36: 60,973,549 km (0.106 R)
• M37: 64,117,947 km (0.068 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 20,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit