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 5,700 PRX free purchases as well as more than 789,000 downloads on the internet. It has been aired on 58 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.


773 Pieces

Order by: Newest First | Oldest First
Piece image
In 2019, asteroid hunters set a new record by discovering 2,433 Earth approaching objects including 85 which could potentially become a threat to p...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, KRZA, KKRN and more


  • Added: Jan 23, 2020
  • Length: 02:00
  • Purchases: 8
Piece image
Over the past 50 years, in the interior of Australian meteorites, scientists have discovered a large variety of extraterrestrial organic substances...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR , WTIP and more


  • Added: Jan 18, 2020
  • Length: 02:00
  • Purchases: 7
Piece image
Recently, my Catalina Sky Survey teammate David Rankin's backyard all sky camera in Tucson, Arizona recorded a brilliant fireball meteor which took...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR , WTIP and more


  • Added: Jan 09, 2020
  • Length: 02:00
  • Purchases: 8
Caption: Comet Neat, Credit: NASA/NOAO/NSF/T. Rector/Z. Levay/L.Frattare
My Catalina Sky Survey teammate Hannes Groeller was asteroid hunting, in the constellation of Hydra, with our 60 inch telescope on Mt. Lemmon, Ariz...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP, KRWG and more


  • Added: Jan 02, 2020
  • Length: 02:00
  • Purchases: 8
Piece image
Recently a group of high inclination asteroids hiding in Jupiter's shadow have been identified. Encounters with the giant planet's gravity could c...

Bought by Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Dec 28, 2019
  • Length: 02:00
  • Purchases: 8
Piece image
Recent findings, published in the Journal of Geophysical Research suggests that there is more water locked in the minerals of nearby asteroids, whi...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR , WTIP and more


  • Added: Dec 21, 2019
  • Length: 02:00
  • Purchases: 7
Piece image
At its closest point, a small space rock comes to only 1/3 of Mercury's average distance from the solar surface and receives 9 times the amount of...

Bought by Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Dec 13, 2019
  • Length: 02:00
  • Purchases: 9
Piece image
Nine hours after it was discovered a tiny, 4 foot in diameter, space rock streaked less than 4,000 miles above southern Africa as it passed throug...

Bought by Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, KENW, WTIP and more


  • Added: Dec 06, 2019
  • Length: 02:00
  • Purchases: 9
Piece image
October of 2019 was a record breaking month for my team the Catalina Sky Survey during which we discovered 240 Earth approaching asteroids. This di...

Bought by Simply Beautiful, KENW, WTIP, WLPR , KRWG and more


  • Added: Nov 29, 2019
  • Length: 02:00
  • Purchases: 7
Piece image
In ancient times, Aboriginal people in southwestern Australia quarried fine grained rock on an ancient hill called Barlangi Rock to make very sharp...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP, WLPR and more


  • Added: Nov 22, 2019
  • Length: 02:00
  • Purchases: 7
Piece image
In the space of less than 13 hours four small space rocks zipped through the Earth-Moon neighborhood. All of them were discovered by my team, the N...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP, WLPR and more


  • Added: Nov 16, 2019
  • Length: 02:00
  • Purchases: 7
Piece image
On a clear but windy night, near the fall equinox, my Catalina Sky Survey teammate Greg Leonard was able to discover and verify 23 new Earth approa...

Bought by Simply Beautiful, KENW, WTIP, WLPR , KRWG and more


  • Added: Nov 10, 2019
  • Length: 02:00
  • Purchases: 6
Piece image
An object the size of this huge space rock enters the Earth's atmosphere every 180,000 years with an energy of 5,800 megatons of TNT. The only pla...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP, KRWG and more


  • Added: Oct 31, 2019
  • Length: 02:00
  • Purchases: 7
Piece image
During the monsoon rainy season, my Catalina Sky Survey teammate, Hannes Groeller took a vacation in his native Austria. Returning to begin the fa...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR , KRWG and more


  • Added: Oct 23, 2019
  • Length: 02:00
  • Purchases: 6
Caption: Siding Spring Observatory, Credit: www.destinationsjourney.com
One of the most frustrating situations for an asteroid hunter is a night when the stars are shining bright above the mountain but the humidity is s...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR , WTIP and more


  • Added: Oct 19, 2019
  • Length: 02:00
  • Purchases: 6
Piece image
On Earth plants provide us with medicines, food to eat, and oxygen to breathe. In the future, in addition to providing treats like strawberries it ...

Bought by Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, KENW, WLPR and more


  • Added: Oct 10, 2019
  • Length: 02:00
  • Purchases: 10
Piece image
The race to explore the Moon by robots and eventually human lunar colonists is on. Near the lunar south pole human space colonists could use solar ...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR , WTIP and more


  • Added: Oct 04, 2019
  • Length: 02:00
  • Purchases: 8
Piece image
In the American southwest we welcome the Monsoon rainy season during which the Earth receives much needed moisture. However, after six weeks of clo...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR , WTIP and more


  • Added: Sep 27, 2019
  • Length: 02:00
  • Purchases: 6
Piece image
In a most amazing turn of events, an international team of astronomers have published research in the Journal Earth and Planetary Science Letters w...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WLPR , WTIP and more


  • Added: Sep 20, 2019
  • Length: 02:00
  • Purchases: 6
Piece image
The Phoenicids are a minor meteor shower which was discovered by the first Japanese Antarctic Research Expedition on December 5, 1956. To spot the ...

Bought by Simply Beautiful, Allegheny Mountain Radio, KENW, WTIP, WLPR and more


  • Added: Sep 13, 2019
  • Length: 02:00
  • Purchases: 7