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 4,300 PRX free purchases as well as more than 606,000 downloads and 33,000 followers on the internet. It has been aired on 53 radio stations.


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 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.


639 Pieces

Order by: Newest First | Oldest First
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Asteroid hunters have discovered a curious object. It appears likely to be either a rock ejected from the Moon or a piece of space junk from a hu...

Bought by WTIP, KRWG, KKRN, and KTAL-LP [Las Cruces Community Radio]


  • Added: May 02, 2021
  • Length: 02:00
  • Purchases: 4
Piece image
During a recent 60 day period asteroid hunters discovered 29 space rocks as they passed closer to us than the Moon. These small asteroids averaged...

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


  • Added: Apr 24, 2021
  • Length: 02:00
  • Purchases: 6
Caption: Artist’s conception of early Earth after several large asteroid impacts, moving magma on to the surface. , Credit: Simone Marchi/SwRI
How ET could know there is life on Earth.

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


  • Added: Apr 18, 2021
  • Length: 02:00
  • Purchases: 6
Caption: Zodiacal Light and Mars , Credit: Joshua Rhoades
After sunset in the spring and before sunrise in the fall, at a natural night sky location like the Cosmic Campground International Dark Sky Sanctu...

Bought by KGLP, KKRN, KRWG, WTIP, KTAL-LP [Las Cruces Community Radio] and more


  • Added: Apr 11, 2021
  • Length: 02:00
  • Purchases: 6
Caption: 90 Inch Bok Telescope, Credit: Steward Observatory
On Kitt Peak in Arizona, the Steward Observatory's Bok telescope's 90 inch light collecting mirror enables the discovery, study, and tracking of sp...

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


  • Added: Apr 02, 2021
  • Length: 02:00
  • Purchases: 7
Caption: This artist's concept depicts NASA's Mars 2020 rover on the surface of Mars., Credit:  NASA/JPL-Caltech
We are lucky to be alive in an age when anyone with an internet connection can participate in the exploration of Mars. Your unique brain-eye combi...

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


  • Added: Mar 26, 2021
  • Length: 02:00
  • Purchases: 7
Piece image
On 28 February 2021 at 9:54PM a large slow moving fireball meteor was observed over England, Northern Ireland, Wales, and Scotland. The Wichcombe m...

Bought by KGLP, WTIP, KICI Iowa City, Harford Community Radio, KKRN and more


  • Added: Mar 20, 2021
  • Length: 02:00
  • Purchases: 7
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 KGLP, KBMF 102.5FM Butte, Montana, WTIP, KRWG, Harford Community Radio and more


  • Added: Feb 21, 2021
  • Length: 02:00
  • Purchases: 7
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
Piece image
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 KGLP, WLPR , KICI Iowa City, KRZA, WTIP and more


  • Added: Jan 16, 2021
  • Length: 02:00
  • Purchases: 11
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 KGLP, WLPR , KRZA, KKRN, KRWG and more


  • Added: Jan 10, 2021
  • Length: 02:00
  • Purchases: 8
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...

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


  • 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 KGLP, WLPR , KKRN, KRWG, KSFR and more


  • Added: Dec 26, 2020
  • Length: 02:00
  • Purchases: 8
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 WLPR , WTIP, KKRN, KRWG, Harford Community Radio and more


  • Added: Dec 18, 2020
  • Length: 02:00
  • Purchases: 8