Travelers In The Night

Series produced by Albert Grauer

Series image
Image by: NASA 

Travelers In The Night is your unique source of insider Information from the Asteroid Hunting and Space Communities.
The music is "Eternity" by John Lyell.

The PRX Series “Travelers In The Night” has more than 6,100 PRX free purchases as well as more than 811,000 downloads on the internet. It has been aired on 59 radio stations.


It features an engaging and informative series of two minute, factual episodes about asteroids, comets, spacecraft, and other objects in space.

The pieces are "evergreen" in that they are current but not dated.

The Travelers In The Night Pieces are written and produced by a member of the Catalina Sky Survey Team at the University of Arizona.

The Catalina Sky Survey has discovered nearly half of the Earth approaching objects known to exist.


794 Pieces

Order by: Newest First | Oldest First
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My Catalina Sky Survey teammate Carson Fuls was observing, in the constellation Lynx, with our Schmidt telescope on Mt. Bigelow, Arizona , when wit...

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  • Added: Mar 08, 2018
  • Length: 02:00
  • Purchases: 6
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During the only 3 clears hours of his first night solo as an asteroid hunter, my new Catalina Sky Survey teammate Brian Africano discovered two new...

Bought by KENW, KRWG, WTIP, KKRN, Bandon Community Radio and more


  • Added: Mar 08, 2018
  • Length: 02:00
  • Purchases: 7
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In 2017 observers in 50 countries at 440 different observatories made nearly 19 million observations of asteroids and comets which enable scientist...

Bought by KENW, KRWG, KKRN, WTIP, and KUPR low power FM


  • Added: Mar 15, 2018
  • Length: 02:00
  • Purchases: 5
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Although no comet nucleus impact on the Earth has been conclusively identified, there is some evidence that suggests the 1908 Tunguska event in Rus...

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  • Added: Mar 15, 2018
  • Length: 02:00
  • Purchases: 6
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A partnership of humans and computers will help to minimize the damage when asteroid hunters find a space rock with our number on it.

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  • Added: Mar 22, 2018
  • Length: 02:00
  • Purchases: 5
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In the future one can envision a space mining family boarding a descendent of the SpaceX Falcon Heavy Launch Vehicle for a trip into low Earth orb...

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  • Added: Mar 22, 2018
  • Length: 02:00
  • Purchases: 6
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Tonight, even though the chances are extremely slim, an asteroid hunter could find a sizable asteroid on a collision course with planet Earth. If w...

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  • Added: Mar 30, 2018
  • Length: 02:00
  • Purchases: 6
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The large dangerous asteroids that we don't know about are what keep asteroid hunters going to the telescope.

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  • Added: Mar 30, 2018
  • Length: 02:00
  • Purchases: 6
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To give you an idea of the asteroid traffic in our neighborhood, on a mostly cloudy night, through holes in the clouds, in a space of less than 2 h...

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  • Added: Apr 05, 2018
  • Length: 02:00
  • Purchases: 7
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On Saint Patrick's Day I discovered a comet which I share with my wife Annie Grauer.

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  • Added: Apr 05, 2018
  • Length: 02:00
  • Purchases: 8
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Perhaps C/2018 F3 (Johnson) is an interstellar visiting Comet and is thus a sample of a place currently beyond our reach.

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  • Added: Apr 12, 2018
  • Length: 02:00
  • Purchases: 7
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My Catalina Sky Survey teammate Greg Leonard's discovery of, 2018 FO5, a three football field diameter asteroid that can come closer than our Moon ...

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  • Added: Apr 12, 2018
  • Length: 02:00
  • Purchases: 8
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Theoretically, If an asteroid on a collision course with our planet could be slowed sufficiently it could be made to pass behind our planet as it o...

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  • Added: Apr 19, 2018
  • Length: 02:00
  • Purchases: 7
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If you set your mind to it, you can find and hold a sample of an asteroid, called a meteorite, which has landed on the Earth's surface. On the ot...

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  • Added: Apr 20, 2018
  • Length: 02:00
  • Purchases: 9
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So far asteroid hunters have discovered about 8,000 of the 25,000, large, potentially hazardous asteroids, suspected to exist, leaving 17,000 more...

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  • Added: Apr 26, 2018
  • Length: 02:00
  • Purchases: 8
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In the space of only four days, my Catalina Sky Survey teammates, Brian Africano, Alex Gibbs, and Greg Leonard, discovered three Potentially Hazard...

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  • Added: Apr 27, 2018
  • Length: 02:00
  • Purchases: 10
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Fireballs are meteors which become brighter than the planet Venus and can sometimes be seen in the daytime. If you are lucky to see a fireball send...

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  • Added: May 05, 2018
  • Length: 02:00
  • Purchases: 6
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On June 30, 1908 a celestial object exploded 28,000 feet above the Tunguska river drainage area in Siberia, Russia releasing the energy of 185 Hiro...

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  • Added: May 05, 2018
  • Length: 02:00
  • Purchases: 7
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In the early evening of January 17, 2018 six hundred and seventy four observers in 11 States and Canada reported a fireball meteor streaking across...

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  • Added: May 10, 2018
  • Length: 02:00
  • Purchases: 9
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To find planets close to home NASA has launched TESS the Transiting Exoplanet Satellite which will monitor more than 200,000 nearby, stars over the...

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  • Added: May 12, 2018
  • Length: 02:00
  • Purchases: 7