🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.44 AU - 0.68 AU

Year: 158 Days

Day: 38.6 Hours

Environment

Temp: 129 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.66 AU - 0.7 AU

Year: 211 Days

Day: 19.4 Hours

Environment

Temp: 170 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.81 AU - 0.95 AU

Year: 311 Days

Day: 20.5 Hours

Environment

Temp: 38 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.88 AU - 0.88 AU

Year: 311 Days

Day: 29.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 30,396,790 km

• M1: 122,371 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.84 AU - 1.28 AU

Year: 411 Days

Day: 34.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.49 AU - 2.17 AU

Year: 933 Days

Day: 16.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,396,790 km

• M1: 43,533 km (0.113 R)
• M2: 421,417 km (0.032 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.59 AU - 4.37 AU

Year: 2991 Days

Day: 41.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,396,790 km

• M1: 1,463,366 km (0.096 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.88 AU - 4.52 AU

Year: 3243 Days

Day: 45.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.1

Radius: 10

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.78 AU - 6.74 AU

Year: 5208 Days

Day: 13.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,396,790 km

• M1: 124,765 km (0.082 R)
• M2: 464,651 km (0.072 R)
• M3: 781,798 km (0.058 R)
• M4: 1,422,227 km (0.074 R)
• M5: 1,759,421 km (0.066 R)
• M6: 2,581,910 km (0.066 R)
• M7: 3,773,756 km (0.112 R)
• M8: 4,187,394 km (0.059 R)
• M9: 4,631,251 km (0.037 R)
• M10: 6,405,182 km (0.088 R)
• M11: 6,761,824 km (0.113 R)
• M12: 8,476,365 km (0.071 R)
• M13: 9,352,111 km (0.101 R)
• M14: 10,155,900 km (0.087 R)
• M15: 10,552,335 km (0.068 R)
• M16: 11,376,469 km (0.028 R)
• M17: 12,144,505 km (0.06 R)
• M18: 12,541,238 km (0.032 R)
• M19: 13,465,753 km (0.071 R)
• M20: 15,392,574 km (0.111 R)
• M21: 16,572,602 km (0.116 R)
• M22: 18,454,244 km (0.032 R)
• M23: 19,990,165 km (0.081 R)
• M24: 21,393,692 km (0.096 R)
• M25: 23,543,713 km (0.081 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 17,585 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit