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SATURDAYS AT 3 A.M. ON KTAR NEWS 92.3

Dr. Sky

  • Changes are coming to the sun with start of solar cycle 25

    The sun goes through a period of 11-year and 22-year cycles and during peak solar cycles we experience a large number of sunspots and related solar events. These sunspot events can wreak havoc on the upper atmosphere of the earth.
  • It’s a great time of year to view the amazing Orion Nebula

    With the clear skies that accompany this time of year, get set to see one of the most spectacular objects in all the night sky. The great Orion Nebula is coming into view.
  • Important meteor showers return to Arizona skies in November

    As Arizona weather becomes the envy of the nation, we get to experience two important meteor showers in November: the Taurids and Leonids.
  • Discovery Channel Telescope is part of Arizona’s rich astronomy history

    The Discovery Channel Telescope in Happy Jack, Arizona, is one of a large group of telescopes which are all part of the great Lowell Observatory in Flagstaff.
  • Arizonans can see Pleiades star cluster during clear October evenings

    Look to the northeastern sky during any clear October evening around 10 p.m. and you will be able to view one of the most amazing cluster of stars: Pleiades. 
  • Artist plans to launch Orbital Reflector ‘space art’ into orbit next month

    A new and exciting mission known as the Orbital Reflector, the brainchild of author and artist Trevor Paglen, will soon launch a special type of satellite for the entire world to see.
  • Trouble for Hubble? Here’s why the space telescope is wobbly

    With the Hubble Space Telescope having many systems in place to keep it going, we now find out that it was placed into “safe mode” as a number of the vital gyroscopes on board have failed.
  • Astronomers discover distant planet billions of miles beyond Pluto

    With recent searches of what lies beyond Pluto, astronomers have now detected a small planet some 200 miles in diameter which lies about 7.9 billion miles from the Sun.
  • Hayabusa 2 spacecraft deploys rovers on asteroid called Ryugu

    A Japanese spacecraft known as Hayabusa 2 deployed two small rovers on an asteroid known as Ryugu.
  • View the amazing Andromeda Galaxy with the naked eye

    This Andromeda Galaxy is actually visible to the naked eye from the darkest of skies this time of year and may appear as a little smudge of light.