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system:hx-7

HX-7

HX-7 is one of the twenty systems charted by Taisa Hanako while she commanded the YSS Elfin Princess in YE 30.

System Data

HX-7 (Star)

  • Type G7 V Yellow Main Sequence
  • Radius 6.37 x 10^5 km (0.92 x sol)
  • Mass 1.26 x 10^30 kg (0.63 x sol)
  • Temperature 5200 K
  • Luminosity 3.76 x 10^26 W (0.98 x sol)

I

  • Type Rock Planet
  • Orbital Radius 6.46 x 10^7 km (0.43 AU)
  • Period 3.12 x 10^3 hours (0.36 earth years)
  • Gravity 5.69 m/s2 (0.58 x earth)

II

  • Type Asteroid Belt
  • Orbital Radius 8.86 x 10^7 km (0.59 AU)
  • Period 5.00 x 10^3 hours (0.57 earth years)

III

  • Type Terrestrial World
  • Orbital Radius 1.23 x 10^8 km (0.82 AU)
  • Period 8.14 x 10^3 hours (0.93 earth years)
  • Physics Small ocean
  • Hydrosphere 98 % water, 11 % ice
  • Atmosphere Standard toxic
  • Biosphere Microbes
  • Special Electromagnetic storms

IV

  • Type Terrestrial World
  • Orbital Radius 1.80 x 10^8 km (1.20 AU)
  • Period 1.45 x 10^4 hours (1.66 earth years)
  • Physics Small iron/silicate
  • Hydrosphere 53 % water, 47 % ice
  • Atmosphere Thin toxic
  • Biosphere Microbes, algae

V

  • Type Rock Planet
  • Orbital Radius 3.09 x 10^8 km (2.06 AU)
  • Period 3.25 x 10^4 hours (3.72 earth years)
  • Gravity 11.61 m/s2 (1.19 x earth)
  • Special Planetary rings, trace atmosphere

VI

  • Type Rock Planet
  • Orbital Radius 5.53 x 10^8 km (3.70 AU)
  • Period 7.81 x 10^4 hours (8.93 earth years)
  • Gravity 8.27 m/s2 (0.85 x earth)
  • Special Heavy volcanism

VII

  • Type Ice Planet
  • Orbital Radius 1.03 x 10^9 km (6.90 AU)
  • Period 1.99 x 10^5 hours (22.75 earth years)
  • Gravity 15.22 m/s2 (1.56 x earth)

Planetary Data

HX-7 III

Physics

  • Type Small ocean
  • Radius 4447.59 km (0.70 x earth)
  • Surface Area 2.49 x 10^8 km2
  • Land Area 7.46 x 10^6 km2 (0.05 x earth)
  • Mass 2.07 x 10^24 kg (0.35 x earth)
  • Density 5.63 g/cm3 (1.02 x earth)
  • Composition 30.5% oxygen, 22.3% iron, 16.2% magnesium, 9.9% silicon, 4.0% calcium, 16.2% other metals, 0.8% other elements

Gravimetry

  • Gravity 6.96 m/s2 (0.71 x earth)
  • Escape Velocity 7.87 km/s
  • Rotation
  • Period 20.48 hours
  • Axis Tilt 15.56 °

Hydrosphere

  • Water 98 %
  • Ice 11 %

Atmosphere

  • Type Standard toxic
  • Pressure 97.35 kPa (0.96 x earth)
  • Composition 76.1% sulfur dioxide, 18.0% oxygen, 5.1% carbon dioxide, 0.7% argon, trace other gases

Climate

  • Type Cool
  • Min Temp 247 K (-25 °C)
  • Avg Temp 298 K (25 °C)
  • Max Temp 394 K (121 °C)

Biosphere

  • Chemistry Carbon
  • Lifeforms Microbes
  • Special Features Electromagnetic storms

HX-7 IV

Physics

  • Type Small iron/silicate
  • Radius 1741.66 km (0.27 x earth)
  • Surface Area 3.81 x 10^7 km2
  • Land Area 1.83 x 10^7 km2 (0.12 x earth)
  • Mass 1.24 x 10^23 kg (0.02 x earth)
  • Density 5.62 g/cm3 (1.02 x earth)
  • Composition 29.8% oxygen, 25.9% iron, 17.5% magnesium, 15.3% silicon, 11.2% other metals, 0.3% other elements

Gravimetry

  • Gravity 2.72 m/s2 (0.28 x earth)
  • Escape Velocity 3.08 km/s
  • Rotation
  • Period 26.74 hours
  • Axis Tilt 70.79 °

Hydrosphere

  • Water 53 %
  • Ice 47 %

Atmosphere

  • Type Thin toxic
  • Pressure 22.54 kPa (0.22 x earth)
  • Composition 52.8% sulfur dioxide, 26.3% oxygen, 18.9% carbon dioxide, 2.0% argon, trace other gases

Climate

  • Type Cold
  • Min Temp 189 K (-83 °C)
  • Avg Temp 277 K (4 °C)
  • Max Temp 383 K (110 °C)

Biosphere

  • Chemistry Nitrogen-phosphorous
  • Lifeforms Microbes, algae
system/hx-7.txt · Last modified: 2018/01/18 11:22 by wes