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 6,000 PRX free purchases as well as more than 807,000 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.


793 Pieces

Order by: Newest First | Oldest First
393-Newest Moon
From: Albert Grauer
Series: Travelers In The Night
Piece image
The moon cycle from new moon through full moon and back to new moon again was used by many nations to regulate their activities and forms the basis...

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


  • Added: Sep 21, 2017
  • Length: 02:00
  • Purchases: 8
392-Dragon Delivers
From: Albert Grauer
Series: Travelers In The Night
Piece image
The SpaceX 11 Dragon mission is the first time an American spacecraft has visited the space station since the NASA Space Shuttle Program ended in A...

Bought by KENW, WTIP, KBMF 102.5FM Butte, Montana, KSFR, KRWG and more


  • Added: Sep 14, 2017
  • Length: 02:00
  • Purchases: 9
391-Finding Spacerocks
From: Albert Grauer
Series: Travelers In The Night
Piece image
Finding a meteorite that has traveled billions of miles through space to reach it's present location is exciting. It might even be worth real money.

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


  • Added: Sep 14, 2017
  • Length: 02:00
  • Purchases: 6
390-One in 100,000
From: Albert Grauer
Series: Travelers In The Night
Piece image
Additional observations over the years have eliminated the possibility that Apophis will strike the Earth as it streaks by closer than the communic...

Bought by KENW, KBMF 102.5FM Butte, Montana, KSFR, KRWG, WLPR and more


  • Added: Sep 07, 2017
  • Length: 02:00
  • Purchases: 8
389-Tiny Spacecraft
From: Albert Grauer
Series: Travelers In The Night
Piece image
About the size of a saltine cracker and having a mass of less than 2 dimes, the single-board Sprite spacecraft has all the essentials; solar panels...

Bought by KENW, WTIP, KBMF 102.5FM Butte, Montana, WLPR , KIDE Hoopa Tribal Radio 91.3fm and more


  • Added: Sep 07, 2017
  • Length: 02:00
  • Purchases: 10
388-40 Years
From: Albert Grauer
Series: Travelers In The Night
Piece image
Your representatives, Voyager 1 and Voyager 2 are heading into deep interstellar space.

Bought by KENW, KBMF 102.5FM Butte, Montana, WOUB, KUPR low power FM, WLPR and more


  • Added: Aug 31, 2017
  • Length: 02:00
  • Purchases: 8
387-Florence
From: Albert Grauer
Series: Travelers In The Night
Piece image
Florence is the largest asteroid in more than 100 years to approach the Earth.

Bought by KENW, KBMF 102.5FM Butte, Montana, KPIP-LP, KUPR low power FM, WLPR and more


  • Added: Aug 31, 2017
  • Length: 02:00
  • Purchases: 6
386-Interplanetary Sand Traps
From: Albert Grauer
Series: Travelers In The Night
Piece image
Topographic features on rubble pile asteroids are produced in a novel way.

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


  • Added: Aug 24, 2017
  • Length: 02:00
  • Purchases: 8
385-Phoning Home
From: Albert Grauer
Series: Travelers In The Night
Piece image
Cell phone technology will be used to explore our Moon. Lunar tourists will be able to use their smart phones after 2018.

Bought by KENW, KBMF 102.5FM Butte, Montana, WLPR , KIDE Hoopa Tribal Radio 91.3fm, KKRN and more


  • Added: Aug 24, 2017
  • Length: 02:00
  • Purchases: 8
384-Flying By
From: Albert Grauer
Series: Travelers In The Night
Piece image
A small asteroid tests planetary defenses.

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


  • Added: Aug 17, 2017
  • Length: 02:00
  • Purchases: 8
383-Moon Water
From: Albert Grauer
Series: Travelers In The Night
Piece image
The Moon is water rich and can supply lunar colonists with many of their needs.

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


  • Added: Aug 17, 2017
  • Length: 02:00
  • Purchases: 7
382-Martian Debris
From: Albert Grauer
Series: Travelers In The Night
Piece image
Martian Trojan asteroids appear to have been created by a tremendous impact early in the history of the solar system.

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


  • Added: Aug 10, 2017
  • Length: 02:00
  • Purchases: 5
381-Peaceful Star
From: Albert Grauer
Series: Travelers In The Night
Piece image
A new appreciation for our Sun is growing as we learn more about other suns and their families of planets.

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


  • Added: Aug 10, 2017
  • Length: 02:00
  • Purchases: 5
380-Southern Colleagues
From: Albert Grauer
Series: Travelers In The Night
Piece image
In this age in which science is being advanced by large teams of scientists with budgets in the millions to billions of dollars, it is gratifying t...

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


  • Added: Aug 03, 2017
  • Length: 02:00
  • Purchases: 5
379-Flying Mud Balls
From: Albert Grauer
Series: Travelers In The Night
Piece image
The most common type of asteroids are likely to have started out as giant convecting mud balls which could still exist at the center of large aster...

Bought by KENW, WEJP-LP 107.1, KBMF 102.5FM Butte, Montana, WLPR , KUPR low power FM and more


  • Added: Aug 03, 2017
  • Length: 02:00
  • Purchases: 7
378-Moon Express
From: Albert Grauer
Series: Travelers In The Night
Piece image
The Moon is a destination for human explorers.

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


  • Added: Jul 27, 2017
  • Length: 02:00
  • Purchases: 9
377-Insider
From: Albert Grauer
Series: Travelers In The Night
Piece image
Large asteroids lurking inside the Earth's orbit can be hard to spot.

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


  • Added: Jul 27, 2017
  • Length: 02:00
  • Purchases: 6
376-Active Asteroids
From: Albert Grauer
Series: Travelers In The Night
Piece image
Some asteroids become comets giving rise to beautiful meteor showers.

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


  • Added: Jul 20, 2017
  • Length: 02:00
  • Purchases: 6
375-Chelyabinsk Sized
From: Albert Grauer
Series: Travelers In The Night
Piece image
Small Earth approaching asteroids are part of our environment.

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


  • Added: Jul 20, 2017
  • Length: 02:00
  • Purchases: 6
374-Brute
From: Albert Grauer
Series: Travelers In The Night
Piece image
Large potentially dangerous asteroids are still being discovered.

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


  • Added: Jul 13, 2017
  • Length: 02:00
  • Purchases: 5

Playlists That Feature This Series: