🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.51 AU - 0.85 AU

Year: 204 Days

Day: 39 Hours

Environment

Temp: 131 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.73 AU - 0.77 AU

Year: 236 Days

Day: 47 Hours

Environment

Temp: 133 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.05 AU - 1.19 AU

Year: 431 Days

Day: 14.9 Hours

Environment

Temp: 8 °C

Axial Tilt: 44.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 12,563,659 km

• M1: 619,186 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.92 AU - 1.44 AU

Year: 466 Days

Day: 18.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 12,563,659 km

• M1: 889,808 km (0.094 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.17 AU - 1.87 AU

Year: 681 Days

Day: 44.2 Hours

Environment

Temp: -28 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.95 AU - 2.03 AU

Year: 1020 Days

Day: 15.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 12,563,659 km

• M1: 340,036 km (0.109 R)

Asteroid Belt

Center: 4.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.5

Radius: 10.9

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.39 AU - 7.09 AU

Year: 6359 Days

Day: 6.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 12,563,659 km

• M1: 168,148 km (0.114 R)
• M2: 254,167 km (0.075 R)
• M3: 370,704 km (0.096 R)
• M4: 471,084 km (0.106 R)
• M5: 632,949 km (0.1 R)
• M6: 1,029,832 km (0.094 R)
• M7: 1,116,449 km (0.105 R)
• M8: 1,230,592 km (0.09 R)
• M9: 1,348,625 km (0.059 R)
• M10: 1,506,451 km (0.058 R)
• M11: 1,578,557 km (0.091 R)
• M12: 2,177,696 km (0.061 R)
• M13: 2,385,338 km (0.076 R)
• M14: 2,480,931 km (0.116 R)
• M15: 2,632,175 km (0.113 R)
• M16: 2,775,340 km (0.034 R)
• M17: 3,000,933 km (0.089 R)
• M18: 3,326,907 km (0.108 R)
• M19: 3,554,745 km (0.117 R)
• M20: 3,676,667 km (0.109 R)
• M21: 3,962,548 km (0.071 R)
• M22: 4,320,387 km (0.092 R)
• M23: 4,411,492 km (0.054 R)
• M24: 4,490,030 km (0.077 R)
• M25: 4,917,282 km (0.119 R)
• M26: 4,998,962 km (0.06 R)
• M27: 5,094,705 km (0.119 R)
• M28: 5,163,520 km (0.071 R)
• M29: 5,427,710 km (0.065 R)
• M30: 5,512,083 km (0.117 R)
• M31: 5,625,179 km (0.104 R)
• M32: 5,911,659 km (0.081 R)
• M33: 5,983,915 km (0.065 R)
• M34: 6,276,379 km (0.107 R)
• M35: 6,633,469 km (0.088 R)
• M36: 6,890,478 km (0.093 R)
• M37: 7,429,778 km (0.084 R)
• M38: 7,680,953 km (0.093 R)
• M39: 8,304,926 km (0.119 R)
• M40: 8,614,743 km (0.041 R)
• M41: 8,697,022 km (0.111 R)
• M42: 8,812,511 km (0.088 R)
• M43: 9,296,460 km (0.027 R)
• M44: 9,806,290 km (0.074 R)
• M45: 10,012,735 km (0.054 R)
• M46: 10,482,622 km (0.029 R)
• M47: 10,711,507 km (0.084 R)
• M48: 10,924,235 km (0.1 R)
• M49: 11,263,822 km (0.105 R)
• M50: 11,625,101 km (0.103 R)
• M51: 12,008,670 km (0.061 R)
• M52: 12,100,523 km (0.112 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 14,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit