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Jack Horkheimer: Star Gazer

Star Gazer is the world's only weekly television series on naked eye astronomy. Each weekly episode features selected objects for naked eye viewing for the following week. This video podcast contains the 10 most recent episodes of Jack Horkheimer: Star Gazer.

FaviconStar Gazers 1 Min. Dec. 30, 2013- Jan 5, 2013 13 Nov 2013, 4:10 pm

Here Comes The Sun

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FaviconStar Gazers 5 Min. Dec. 30, 2013- Jan 5, 2013 13 Nov 2013, 4:09 pm

Here Comes The Sun

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FaviconStar Gazers 1 Min. Dec. 23-29, 2013 13 Nov 2013, 4:08 pm

Bye-Bye Venus,Good-bye And Celebrate The New Year With The New Year's Eve Star

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FaviconStar Gazers 5 Min. Dec. 23-29, 2013 13 Nov 2013, 4:06 pm

Bye-Bye Venus,Good-bye And Celebrate The New Year With The New Year's Eve Star

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FaviconStar Gazers 1 Min. Dec. 16-22, 2013 13 Nov 2013, 4:03 pm

Off To The Races With Venus And Jupiter

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Science @ NASA Feature Stories Podcast

The mission of Science@NASA is to help the public understand how exciting NASA research is and to help NASA scientists fulfill their outreach responsibilities.

FaviconGeminid Meteors Defy Explanation 9 Dec 2010, 3:00 pm

The annual Geminid meteor shower peaks this year on Dec. 13th and 14th. Researchers don't fully understand the Geminids, and new measurements make it more mysterious than ever.

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Favicon"Arsenic-Bug" Redefines Life as We Know It 2 Dec 2010, 3:00 pm

NASA-supported researchers have discovered the first known microorganism on Earth able to thrive and reproduce using the toxic chemical arsenic. The microorganism, which lives in California's Mono Lake, substitutes arsenic for phosphorus in the backbone of its DNA.

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FaviconAlien Comets Invade the Solar System 23 Nov 2010, 3:00 pm

Some of the comets in our Solar System probably came from other stars, according to new research by NASA-supported scientists. Studying these 'alien' comets, they say, could reveal new information about stellar systems far, far away.

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FaviconHubble Observes Possible Asteroid Collision 13 Oct 2010, 2:00 am

NASA's Hubble Space Telescope has captured rare images of a suspected asteroid collision. The snapshots show a bizarre X-shaped object at the head of a comet-like trail of material. Their findings will be published in the Oct. 14th issue of Nature.

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StarDate Online

FaviconSaturn Opposition II 31 May 2016, 1:00 am

Saturn is putting on its best showing of the year. It rises at sunset, remains in view all night, and is brightest for the year. It looks like a bright golden star low in the southeast at nightfall. It stands to the lower left of brighter Mars.

FaviconSaturn Opposition 30 May 2016, 1:00 am

The giant planet Saturn will reach opposition on Friday night, standing opposite the Sun in the sky. It will rise at sunset and remain in the sky all night. It will be closest to Earth shortly after opposition, so it is shining brightest for the year.

FaviconUrsa Major 29 May 2016, 1:00 am

Ursa Major, the great bear, is high in the north this evening, and rotates to the northwest after midnight. Its most prominent stars form the Big Dipper. The dipper’s bowl forms the bear’s hindquarters, while the handle forms its tail.

FaviconLast-Quarter Moon 28 May 2016, 1:00 am

The Moon reaches last quarter at 7:12 a.m. CDT tomorrow, as it lines up at a right angle to the line between Earth and the Sun. Sunlight will illuminate about half of the lunar disk as the Moon rises in the wee hours of the morning.

FaviconArcturus 27 May 2016, 1:00 am

The giant star Arcturus adds a splash of color to the sky tonight. It is two-thirds of the way up the southeastern sky as darkness falls, and shines with a distinctly yellow-orange hue. It’s the brightest star in Bootes, the herdsman.

ESOcast HD

ESOcast is a video podcast series dedicated to bringing you the latest news and research from ESO, the European Southern Observatory. Here we explore the Universe's ultimate frontier with our host Doctor J, a.k.a. Dr. Joe Liske.

FaviconESOcast 82: Zodiacal Light 4 Mar 2016, 4:00 am

The Atacama Desert in northern Chile is famed for its dark night skies, which can be enjoyed in their full glory thanks to the absence of light pollution. But even the darkest sky is not completely dark. Astronomers at ESO's observatories often encounter a natural light phenomenon above ESO’s telescopes known as the zodiacal light.

FaviconESOcast 81: Red Sprites 1 Feb 2016, 8:00 am

As night falls, telescopes at ESO's observatories are just starting the night’s observations. But all of a sudden a strange phenomenon appears in the distance. What could this be? Let’s take a closer look!

FaviconESOcast 80: Follow a Live Planet Hunt 15 Jan 2016, 11:00 am

And a unique new project will now allow members of the public to go behind the scenes and follow a planet hunt as it happens!

FaviconESOcast 79: 20 Years of Exoplanets 8 Dec 2015, 4:00 am

Not a single confirmed planet outside the Solar System had been detected before the year 1990. But, remarkably, we now know of thousands and have studied many in surprising detail.

FaviconESOcast 78: Airglow 4 Nov 2015, 5:00 am

ESO’s La Silla Observatory on a moonless night, deep in the Atacama Desert of Chile. It should be very dark -- but strange green and red colours can be seen to shimmer in the sky. What are these mysterious glows? And why do they seem to be getting more frequent? Find out more in this episode.

HD - NASA's Jet Propulsion Laboratory

High-definition (HD) videos from NASA's Jet Propulsion Laboratory feature the latest news on space and science findings from JPL and NASA. Topics include discoveries made by spacecraft studying planets in our solar system, including Mars, Saturn and our home planet, Earth. Missions also study stars and galaxies in our universe.

FaviconCrazy Engineering: Starshade/Coronagraph 27 Apr 2016, 3:00 am



Sometimes light just gets in the way. A look at two technologies that block starlight to give telescopes a better view of distant Earth-like planets.



FaviconTwo Years of NEOWISE Asteroid Data 5 Apr 2016, 3:00 am



This movie shows the progression of NASA's Near-Earth Object Wide-field Survey Explorer (NEOWISE) investigation for the mission's first two years following its restart in December 2013.



FaviconWhat's Up - April 2016 1 Apr 2016, 3:00 am



Jupiter, Mars, the Lyrid meteor shower and 2016’s best views of Mercury.



FaviconMixed-Reality Tech Brings Mars to Earth 30 Mar 2016, 3:00 am



NASA and Microsoft have teamed up to create "Destination: Mars," a guided tour of Mars using the same Hololens technology that helps scientists plan the Curiosity rover's activities.



FaviconFlyby Comet Imaged By Radar 30 Mar 2016, 3:00 am



Radar data of comet P/2016 BA14 taken over three days (March 21—23, 2016), when the comet was between 2.5 million miles and 2.2 million miles from Earth.