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.

The PRX Series “Travelers In The Night” has more than 4,850 PRX free purchases as well as more than 720,000 downloads on the internet. It has been aired on 54 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.


712 Pieces

Order by: Newest First | Oldest First
Caption: Bright Fireball Meteor, Credit: NASA
The situation that asteroid hunters both train for and dread is the discovery of a large space rock on a collision course with planet Earth. Recent...

Bought by KGLP, WTIP, KRZA, Harford Community Radio, KRWG and more


  • Added: Mar 12, 2021
  • Length: 02:00
  • Purchases: 7
Caption: Vesta, Credit: NASA
My Catalina Sky Survey teammate Richard Kowalski is the first person in our group and perhaps the first person in the world to discover a potential...

Bought by KGLP, WTIP, KICI Iowa City, KRWG, KKRN and more


  • Added: Mar 07, 2021
  • Length: 02:00
  • Purchases: 7
Piece image
My Catalina Survey Teammate Greg Leonard was asteroid hunting with our 60 inch telescope on Mt. Lemmon, Arizona when he spotted a fuzzy object wit...

Bought by KICI Iowa City, WTIP, KGLP, KBMF 102.5FM Butte, Montana, KRWG and more


  • Added: Feb 28, 2021
  • Length: 02:00
  • Purchases: 8
Caption: Eros, Credit: NASA
My Catalina Sky Survey teammate David Rankin was asteroid hunting in the constellation of Hercules when he spotted a fast moving point of light str...

Bought by KTAL-LP [Las Cruces Community Radio], KGLP, KBMF 102.5FM Butte, Montana, WTIP, KRWG and more


  • Added: Feb 21, 2021
  • Length: 02:00
  • Purchases: 8
Piece image
My Catalina Sky Survey teammate David Rankin was asteroid hunting in the constellation of Canes Venatici with our 60 inch telescope on Mt. Lemmon, ...

Bought by KGLP, KICI Iowa City, WLPR , WTIP, KRWG and more


  • Added: Feb 14, 2021
  • Length: 02:00
  • Purchases: 8
Piece image
In 2020 my team the Catalina Sky Survey discovered 171 asteroids which can occasionally come closer to us than our Moon. In fact 21 of them, averag...

Bought by KGLP, WLPR , WTIP, RadioStPete Florida, KRWG and more


  • Added: Feb 05, 2021
  • Length: 02:00
  • Purchases: 8
Caption: Eros, Credit: NASA
In 2020, my team the Catalina Sky Survey discovered 14 extremely tough asteroids which regularly travel closer to the Sun than the planet Mercury. ...

Bought by KGLP, KBMF 102.5FM Butte, Montana, WTIP, Harford Community Radio, KSFR and more


  • Added: Jan 29, 2021
  • Length: 02:00
  • Purchases: 9
Piece image
Recently my Catalina Sky Survey teammate Teddy Pruyne was observing in the constellation of Pisces with our 60 inch telescope on Mt. Lemmon, AZ wh...

Bought by KGLP, WLPR , KBMF 102.5FM Butte, Montana, KKRN, KSFR and more


  • Added: Jan 23, 2021
  • Length: 02:00
  • Purchases: 9
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In 2020 the asteroid hunting community discovered 2,946 Earth approaching space rocks orbiting our Sun. My team, the Catalina Sky Survey, led the ...

Bought by Allegheny Mountain Radio, KGLP, WLPR , KICI Iowa City, KRZA and more


  • Added: Jan 16, 2021
  • Length: 02:00
  • Purchases: 12
Piece image
Recently my Catalina Sky Survey teammate Greg Leonard was asteroid hunting with our 60 inch telescope on Mt. Lemmon, Arizona when he spotted a movi...

Bought by Allegheny Mountain Radio, KGLP, WLPR , KRZA, KKRN and more


  • Added: Jan 10, 2021
  • Length: 02:00
  • Purchases: 9
Piece image
The National Science Foundation has announced that it will close and decommission the giant RADAR telescope at the Arecibo Observatory in Puerto Ri...

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  • Added: Jan 01, 2021
  • Length: 02:00
  • Purchases: 8
Piece image
On some nights an asteroid hunter searches for Earth approaching objects near the ecliptic plane where the planets and most of the asteroids are lo...

Bought by Allegheny Mountain Radio, KGLP, WLPR , KKRN, KRWG and more


  • Added: Dec 26, 2020
  • Length: 02:00
  • Purchases: 9
Piece image
Although the orbit of an Aten asteroid crosses our path in space on its travel about the Sun it stays mostly inside the Earth's orbit making it dif...

Bought by Allegheny Mountain Radio, WLPR , WTIP, KKRN, KRWG and more


  • Added: Dec 18, 2020
  • Length: 02:00
  • Purchases: 9
Piece image
For millennia humans have gazed into the night sky and have dreamed of traveling to the stars. It is not beyond the realm of possibility that one ...

Bought by Allegheny Mountain Radio, WLPR , WTIP, KGLP, KKRN and more


  • Added: Dec 11, 2020
  • Length: 02:00
  • Purchases: 9
Caption: Artists Conception Apophis, Credit: Dan Durda – FIAAA
Currently scientists, governments, and private citizens are preparing to mitigate a disaster caused by a large incoming space rock. To test techn...

Bought by KSFR, WTIP, KGLP, KKRN, KRWG and more


  • Added: Dec 04, 2020
  • Length: 02:00
  • Purchases: 7
Piece image
Recently my Catalina Sky Survey teammate David Rankin searched for asteroids, as close to the Sun as possible with our 60 inch telescope on Mt. Lem...

Bought by Allegheny Mountain Radio, WTIP, KGLP, KKRN, KRWG and more


  • Added: Nov 28, 2020
  • Length: 02:00
  • Purchases: 8
Piece image
Recently my Catalina Sky Survey teammate Teddy Pruyne was observing in the constellation Lacerta with our 60 inch telescope on Mt. Lemmon, Arizona ...

Bought by Allegheny Mountain Radio, KGLP, KBCS 91.3 FM Community Radio, KKRN, KRWG and more


  • Added: Nov 20, 2020
  • Length: 02:00
  • Purchases: 8
Caption: Fitzgerald River National Park in Western Australia, Credit: Yewenyi, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=1370203
In western Australia, rock samples and maps of the local geology obtained while exploring for gold show evidence of a 3 mile diameter meteor crater...

Bought by Allegheny Mountain Radio, KGLP, WTIP, KSFR, KKRN and more


  • Added: Nov 13, 2020
  • Length: 02:00
  • Purchases: 8
Piece image
A large solar coronal mass ejection could put astronauts, airline passengers, power grids, electronic devices, and satellites at risk. Participa...

Bought by Allegheny Mountain Radio, KGLP, KICI Iowa City, WTIP, KKRN and more


  • Added: Nov 06, 2020
  • Length: 02:00
  • Purchases: 9
Piece image
The Atira class of Earth approaching asteroids are ones whose orbit is entirely within that of the Earth's path about the Sun. Less than 3 dozen o...

Bought by Allegheny Mountain Radio, KGLP, KKRN, KRWG, KSFR and more


  • Added: Oct 30, 2020
  • Length: 02:00
  • Purchases: 8