SATURDAYS AT 3 A.M. ON KTAR NEWS 92.3

Dr. Sky

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Steve Kates/Dr. Sky

Arizona stargazers will see Lyrid meteor shower, full Pink Moon in April

The wonders of spring are here for all of us in Arizona to enjoy, as the night sky in April is rich with objects to view, including the Lyrid meteor shower and full Pink Moon.
5 years ago
This image released Wednesday, April 10, 2019, by Event Horizon Telescope shows a black hole. Scien...
Steve Kates/Dr. Sky

Here’s the history behind the black hole

This week, scientists revealed the first image ever made of a black hole in space. But black holes have been in the news for well over 100 years.
5 years ago
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Steve Kates/Dr. Sky

Arizona stargazers will see some great sights during April

With the first quarter of 2019 here and gone, now is a great time to plan for some amazing sights in our Arizona skies as we welcome in the month of April. 
5 years ago
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Steve Kates/Dr. Sky

Arizona astronomers can view Sirius, brightest star, in March, April

Our Arizona night sky offers up some amazing sights. The brightest star in the night sky, Sirius, is easily visible in our late March and early April skies.
5 years ago
(European Southern Observatory Rendering/M. Kornmesser/via NASA)...
STEVE KATES/DR. SKY

Here’s the latest on the strange interstellar object called Oumuamua

Oumuamua is the Hawaiian word for “scout,” as the object is thought to be an asteroid coming not from this solar system, but from another star system.
5 years ago
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Steve Kates/Dr. Sky

Arizona stargazers will be able to view M81, M82 galaxies in March skies

With dark and clear skies later in the week, this is a great time to get out those binoculars and view some of the most amazing objects in our Arizona skies.
5 years ago
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Steve Kates/Dr. Sky

Sun had no visible sunspots for February; what does this mean?

The sun had no visible sunspots for the entire month of February. But what could this mean for us? KTAR News 92.3 FM's Dr. Sky breaks it down.
5 years ago
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Steve Kates/Dr. Sky

March skies to offer a rich variety of star events in Arizona

Spring will kick off in Arizona on the afternoon of March 20, but the month will also see many star events that residents should look out for.
5 years ago
This July 26, 2004 photo made available by NASA shows the shadow of the Mars Exploration Rover Oppo...
Steve Kates/Dr. Sky

Opportunity shattered: NASA Opportunity rover goes silent

NASA's Mars Opportunity rover has lasted for some 15 years, providing us with some amazing images and date from the red planet. It went silent this month.
5 years ago
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Steve Kates/Dr. Sky

Love is in the skies: Comet Iwamoto to pass Earth for Valentine’s Day

A small periodic comet will pass by the Earth soon! Sky watchers, get set for Comet Iwamoto, as it passes within 27,000,000 miles of Earth this week. 
5 years ago
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Steve Kates/Dr. Sky

Here’s a look at the sky events for Arizona in February

The weather in February is ideal to explore our Arizona skies. February provides an amazing conjunction with Venus and Saturn as we get into the month.
5 years ago
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Steve Kates/Dr. Sky

Dive deep into the mystery of Saturn’s ring system

Saturn exhibits one of the most amazing structures in the entire solar system, a true well developed ring system.
5 years ago
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Steve Kates/Dr. Sky

Arizona sky watchers can witness total lunar eclipse next weekend

A total lunar eclipse will be best seen by Arizona sky watchers during the late evening until about midnight on the night of Jan. 20. 
5 years ago
SpaceX continues work on their prototype starship that is being called "test hopper" at the Boca Ch...
STEVE KATES/DR. SKY

SpaceX planning first crewed vehicle launch

SpaceX had 21 successful rocket launches in 2018 and plans for an even more aggressive schedule in 2019, including multiple launches of the Falcon Heavy.
5 years ago
Steve Kates/Dr. Sky

The strange world of NASA spacecraft target ‘Ultima Thule’

NASA's New Horizons spacecraft flew past the the mysterious, primitive object nicknamed Ultima Thule on New Year's Day. You can view the results here.
5 years ago
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Steve Kates/Dr. Sky

Here are the sky events for Arizonans to plan for in 2019

As we close out 2018, what can we expect for 2019? Arizona sky watchers have some really exciting events to look forward to.
5 years ago
(Flickr/Stephen Rahn...
Steve Kates/Dr. Sky

Arizonans can see year’s brightest comet, 46P/Wirtanen, this week

Arizonans looking to witness the year's brightest comet, comet 46P/Wirtanen, as it comes within 8 million miles of Earth can do so Sunday night.
5 years ago
STEVE KATES/DR. SKY

December skies offer something for everyone with variety of objects

The last month of the year offers up a great variety of objects to view from our Arizona skies, including the moon, Mars, Venus and a meteor shower.
5 years ago
Geminids meteor shower (Wikimedia photo)...
Steve Kates/Dr. Sky

Witness the potential return of a 19th century meteor shower

As we reach the end of 2018, we still have some remaining Leonid meteors streaking across our Arizona skies, as well as the upcoming Geminid shower, which should peak around mid-December.
5 years ago
(NASA.gov Photo)...
Steve Kates/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.
5 years ago
Steve Kates/Dr Sky

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.
5 years ago
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STEVE KATES/DR. SKY

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.
6 years ago
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Steve Kates/Dr. Sky

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.
6 years ago
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Steve Kates/Dr. Sky

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. 
6 years ago