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 6,200 PRX free purchases as well as more than 815,000 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.


801 Pieces

Order by: Newest First | Oldest First
Caption: Halley's Comet, Credit: NASA
My Catalina Sky Survey teammate Kacper Wierzchos was asteroid hunting in the constellation of Draco with the Steward Observatory Bok 90 inch telesc...

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  • Added: Jun 09, 2024
  • Length: 02:00
  • Purchases: 5
Caption: Astronaut on an Asteroid      , Credit: NASA (Advanced Concepts Program)
My Catalina Sky Survey teammate Jacqueline Fazekas was asteroid hunting with our small but mighty Schmidt telescope on Mt. Bigelow, Arizona when sh...

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  • Added: Jun 02, 2024
  • Length: 02:00
  • Purchases: 9
Caption: In an artist’s rendering, light from quasars passes through intergalactic clouds of hydrogen gas. The light offers clues to the structure of the distant cosmos, Credit: NOIRLab/NSF/AURA/P. Marenfeld and DESI
In an astonishing rebirth, the Mayall 4-m telescope has jumped to the forefront of astronomy once again because it is sturdy and precise enough to...

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  • Added: May 26, 2024
  • Length: 02:00
  • Purchases: 10
Caption: Milky Way Rising Over the Gila Wilderness, Credit: Steven Miller
The Cosmic Campground International Dark Sky Sanctuary and the Aldo Leopold Gila Wilderness in New Mexico are gateways to nature where man is only ...

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  • Added: May 19, 2024
  • Length: 02:00
  • Purchases: 9
Caption: Enceladus, Credit: ESA
Life on Earth appears to have formed in our oceans. Scientists are thus on the hunt for other worlds which have oceans of liquid water and thus po...

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  • Added: May 12, 2024
  • Length: 02:00
  • Purchases: 10
Caption: Asteroid 2014 JO25, Credit: NASA Goldstone RADAR
It is essential that asteroid hunters keep track of potentially dangerous asteroids to make sure that their orbits haven’t changed as they encounte...

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  • Added: May 05, 2024
  • Length: 02:00
  • Purchases: 9
Caption: COMET C/2024 E1 (Wierzchos), Credit: skylive.com
On the 3rd of March 2024 while asteroid hunting with our 60 inch telescope on Mt. Lemmon , Arizona my Catalina Sky Survey teammate Kacper Wierzcho...

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  • Added: Apr 28, 2024
  • Length: 02:00
  • Purchases: 9
Caption: Nucleus of Comet 12P/Pons-Brooks, Credit: Jan Erik Vallestad
Comet 12P/Pons-Brooks comes near the Sun once every 71 years. It was discovered in 1812 by Jean Louis Pons at Marseilles, France and then rediscov...

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  • Added: Apr 21, 2024
  • Length: 02:00
  • Purchases: 10
Caption: Itakowa, Credit: NASA
Recently my Catalina Sky Survey teammate Vivian Carjaval was asteroid hunting in the constellation of Ursa Minor with our Schmidt telescope on Mt. ...

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  • Added: Apr 14, 2024
  • Length: 02:00
  • Purchases: 10
Caption: Artists conception space rock and Earth, Credit: PIXABAY
Perhaps the most dangerous Amor asteroid is 2006 HZ51 .It was discovered by my team the Catalina Sky Survey. Fortunately the closest 2006 HZ51 wil...

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  • Added: Apr 07, 2024
  • Length: 02:00
  • Purchases: 9
Caption: Arietid meteor shower, Credit: GETTY
P/1999 J6 (SOHO) was discovered 10 May 1995 by Mike Oates as part of the Citizen Science Sun Grazer Project in which volunteers from all over the w...

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  • Added: Mar 31, 2024
  • Length: 02:00
  • Purchases: 10
Caption: A fragment of the Asteroid 2024 BX1 recovered in Germany is a rare meteorite class called Aubrite, Credit: SETI
It all started when Krisztián Sárneczky at the Konkoly Observatory near Budapest, Hungary reported the position and brightness of an unknown astero...

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  • Added: Mar 24, 2024
  • Length: 02:00
  • Purchases: 10
Caption: Artists Conception Earth and Asteroid, Credit: Texas A&M
My new Catalina Sky Survey Teammate Vivian Carjaval was scheduled for three 13h long winter nights for her first solo observing run on our Schmidt ...

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  • Added: Mar 17, 2024
  • Length: 02:00
  • Purchases: 10
Caption: Comet ISON, Credit: HST
My Catalina Sky Survey teammate Josh Hogan was asteroid hunting in the constellation of Taurus with our 60 inch telescope on Mt. Lemmon, Arizona wh...

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  • Added: Mar 10, 2024
  • Length: 02:00
  • Purchases: 8
Caption: Milky Way Rising Cosmic Campground, Credit: David Thornburg
In 1924 the Aldo Leopold Wilderness in southwestern New Mexico became the first designated wilderness and is an island from which to view the natur...

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  • Added: Mar 03, 2024
  • Length: 02:00
  • Purchases: 8
Caption: Milky Way Rising Over the Gila Wilderness, Credit: David Thornburg
In 2024, Voyager I is 163 times further from the Sun than we are and is the most distant, human made, traveler in the night.

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  • Added: Feb 25, 2024
  • Length: 02:00
  • Purchases: 9
Caption: Comet Enke, Credit: NASA
My Catalina Sky Survey teammate Alex Gibbs discovered his 31st comet while asteroid hunting in Leo with our 60 inch telescope on Mt. Lemmon, Ariz...

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  • Added: Feb 18, 2024
  • Length: 02:00
  • Purchases: 9
Caption: Psyche and Spacecraft, Credit: NASA
Unlike other space missions which are conducted out in the open the asteroid mining company AstroForge’s first mission to a potentially valuable ne...

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  • Added: Feb 11, 2024
  • Length: 02:00
  • Purchases: 8
Piece image
So far asteroid hunters have discovered approximately half of the 5,000 PHAs which are likely to exist. Asteroid hunters will continue to search th...

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  • Added: Feb 04, 2024
  • Length: 02:00
  • Purchases: 9
Caption: Artists conception of a Centaur, Credit: NASA/NEOWISE
Centaurs have long puzzled astronomers since they have traits in common with both asteroids and comets.

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  • Added: Jan 28, 2024
  • Length: 02:00
  • Purchases: 9