🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.87 AU - 0.89 AU

Year: 287 Days

Day: 47.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 52,380,260 km

• M1: 45,627 km (0.099 R)
• M2: 90,058 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.89 AU - 0.95 AU

Year: 307 Days

Day: 32.5 Hours

Environment

Temp: 138 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.3 AU - 2.08 AU

Year: 765 Days

Day: 31.7 Hours

Environment

Temp: -36 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,380,260 km

• M1: 30,967 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.6 AU - 2.32 AU

Year: 956 Days

Day: 16.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.32 AU - 7 AU

Year: 4689 Days

Day: 32.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,380,260 km

• M1: 72,106 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.9

Radius: 10.5

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.08 AU - 13.2 AU

Year: 12087 Days

Day: 14.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,380,260 km

• M1: 130,599 km (0.118 R)
• M2: 554,859 km (0.03 R)
• M3: 1,314,816 km (0.099 R)
• M4: 1,672,205 km (0.026 R)
• M5: 2,609,136 km (0.057 R)
• M6: 3,066,008 km (0.059 R)
• M7: 4,169,891 km (0.114 R)
• M8: 5,624,880 km (0.102 R)
• M9: 6,054,675 km (0.076 R)
• M10: 7,309,053 km (0.112 R)
• M11: 7,997,801 km (0.108 R)
• M12: 8,403,810 km (0.111 R)
• M13: 9,306,484 km (0.114 R)
• M14: 10,011,987 km (0.059 R)
• M15: 10,752,796 km (0.102 R)
• M16: 11,932,076 km (0.061 R)
• M17: 13,383,026 km (0.031 R)
• M18: 13,891,808 km (0.078 R)
• M19: 15,775,095 km (0.103 R)
• M20: 16,924,606 km (0.12 R)
• M21: 18,910,517 km (0.11 R)
• M22: 20,207,082 km (0.114 R)
• M23: 20,877,131 km (0.084 R)
• M24: 22,886,380 km (0.04 R)
• M25: 25,021,291 km (0.1 R)
• M26: 33,364,364 km (0.08 R)
• M27: 33,830,212 km (0.069 R)
• M28: 35,615,962 km (0.032 R)
• M29: 36,102,604 km (0.109 R)
• M30: 36,470,614 km (0.096 R)
• M31: 38,987,449 km (0.074 R)
• M32: 41,752,616 km (0.07 R)
• M33: 43,114,106 km (0.043 R)
• M34: 43,805,996 km (0.069 R)

Kuiper Belt

Range: 31.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 19,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit