Travelers In The Night

Series produced by Al 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.

“Travelers in the Night” has more than 2,900 PRX free purchases as well as 345,500 downloads and plays with 21,300 followers on the internet.

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

The script and a list of references for each program piece can be found on travelersinthenight.org.

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

The Travelers In The Night Pieces are written and produced by an observing 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.


496 Pieces

Order by: Newest First | Oldest First
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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...

Bought by KBMF 102.5FM Butte, Montana, WTIP, KUPR low power FM, WLPR, KKRN and more


  • Added: Apr 27, 2018
  • Length: 02:00
  • Purchases: 8
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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...

Bought by KBMF 102.5FM Butte, Montana, WTIP, KUPR low power FM, WLPR, KKRN and more


  • Added: Apr 26, 2018
  • Length: 02:00
  • Purchases: 6
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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...

Bought by KBMF 102.5FM Butte, Montana, KUPR low power FM, WLPR, KRWG, KKRN and more


  • Added: Apr 20, 2018
  • Length: 02:00
  • Purchases: 7
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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...

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


  • Added: Apr 19, 2018
  • Length: 02:00
  • Purchases: 5
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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 ...

Bought by WLPR, WTIP, KKRN, KUPR low power FM, WRST-FM Oshkosh and more


  • Added: Apr 12, 2018
  • Length: 02:00
  • Purchases: 6
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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.

Bought by WTIP, KKRN, KSFR, KUPR low power FM, and Bandon Community Radio


  • Added: Apr 12, 2018
  • Length: 02:00
  • Purchases: 5
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On Saint Patrick's Day I discovered a comet which I share with my wife Annie Grauer.

Bought by KUPR low power FM, KKRN, WTIP, and KSFR


  • Added: Apr 05, 2018
  • Length: 02:00
  • Purchases: 4
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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...

Bought by KSFR, KUPR low power FM, Bandon Community Radio, KKRN, and WTIP


  • Added: Apr 05, 2018
  • Length: 02:00
  • Purchases: 5
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The large dangerous asteroids that we don't know about are what keep asteroid hunters going to the telescope.

Bought by WTIP, KSFR, KKRN, KUPR low power FM, and WRST-FM Oshkosh


  • Added: Mar 30, 2018
  • Length: 02:00
  • Purchases: 5
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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...

Bought by WTIP, KKRN, KUPR low power FM, and KSFR


  • Added: Mar 30, 2018
  • Length: 02:00
  • Purchases: 4
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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: 5
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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.

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


  • Added: Mar 22, 2018
  • Length: 02:00
  • Purchases: 4
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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...

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


  • Added: Mar 15, 2018
  • Length: 02:00
  • Purchases: 5
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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...

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  • Added: Mar 15, 2018
  • Length: 02:00
  • Purchases: 4
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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 KRWG, WTIP, KKRN, Bandon Community Radio, KSFR and more


  • Added: Mar 08, 2018
  • Length: 02:00
  • Purchases: 6
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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...

Bought by WTIP, KSFR, KKRN, Bandon Community Radio, and KUPR low power FM


  • Added: Mar 08, 2018
  • Length: 02:00
  • Purchases: 5
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Starman and Tesla will continue to orbit the Sun for millions of years to come as a physical testament to human ingenuity and our sense of humor.

Bought by WTIP, KSFR, KKRN, KUPR low power FM, and WLPR


  • Added: Mar 01, 2018
  • Length: 02:00
  • Purchases: 5
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A large asteroid approached Earth from the direction of the Sun with little advanced warning.

Bought by WTIP, KKRN, KUPR low power FM, and WLPR


  • Added: Mar 01, 2018
  • Length: 02:00
  • Purchases: 4
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Most of the humans on planet Earth have never witnessed that the natural night sky is not dark; but rather it is alive with it's own lights. See fo...

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  • Added: Feb 22, 2018
  • Length: 02:00
  • Purchases: 8
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On December 25, 2017, while searching for Earth approaching asteroids in the constellation of Virgo, the Universe gave my Catalina Sky Survey teamm...

Bought by WTIP, WLPR, KKRN, KRWG, KBMF 102.5FM Butte, Montana and more


  • Added: Feb 22, 2018
  • Length: 02:00
  • Purchases: 6