April, 2009

  • Tammy Plotner
Part of the Patrick Moore's Practical Astronomy Series book series (PATRICKMOORE)

Wednesday, April 1

On this date in 1960, the first weather satellite— Television InfraRed Observation Satellite 1 (TIROS 1) —was launched. Although today these satellites are commonplace, the TIROS was an achievement. It only operated successfully for 78 days, but for the first time we were able to see the face of Earth’s changing weather.

There’s plenty of moons to explore tonight, so why not try locating an area where many lunar missions have left their mark! Binoculars easily reveal the fully disclosed mares of Serenitatis and Tranquillitatis. Set your sights where these two vast lava plains converge. Telescopically you will see a bright “peninsula” where they meet in the west. Look for bright and small crater Pliny to the east of this point. It is near this inconspicuous feature that the remains of Ranger 6 lie forever preserved after “crash-landing” on February 2, 1964. Unfortunately, technical errors prevented Ranger 6 from transmitting lunar pictures, but not Ranger 8 ! On a...


Globular Cluster Lunar Surface Planetary Nebula Fall Rate Bright Star 
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Copyright information

© Springer Science+Business Media, LLC 2008

Authors and Affiliations

  • Tammy Plotner
    • 1
  1. 1.Warren Rupp ObservatoryMartelUSA

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