We're working on a new version of PRX. Want a sneak peek?

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.

It features an engaging and informative series of two minute, factual episodes about asteroids, comets, spacecraft, and other objects in space.

The music is "Eternity" by John Lyell.

Teachers, Students, and Kids of all ages:
The script for each program piece can be found on travelersinthenight.org. At the end of of each piece you can click for additional information.

The pieces are "evergreen" in that they are current but not dated.

The Travelers In The Night Pieces are written and produced by an observing 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.


168 Pieces

Order by: Newest First | Oldest First
Piece image
We know there is invisible stuff out there. Its nature remains a mystery.

Bought by KENW


  • Added: Jul 24, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
Being night sky friendly reduces accidents, saves money, and is good for business.

Bought by KENW


  • Added: Jul 24, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
Diamonds are brought to Earth by asteroids. They are also created on our planet by impacting celestial objects.

Bought by KENW


  • Added: Jul 16, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
Two asteroid impacts provide clues about periods of chaos in the solar system.

Bought by KENW


  • Added: Jul 16, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
A damaging asteroid impact on planet Earth is an extremely unlikely but possible event.

Bought by KENW


  • Added: Jul 09, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
Humans have left their trash in space. Space junk threatens our current activities in many ways.

Bought by KENW


  • Added: Jul 09, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
The minor planet Icarus travels the inner solar system and makes close approaches to our Sun as well as to the planets Mercury, Venus, Earth, and M...

Bought by KENW


  • Added: Jul 02, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
Using the long arm of the internet, Russian astronomers are making discoveries using a telescope in New Mexico, USA.

Bought by KENW


  • Added: Jul 02, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
Astronomers now have the ability to detect the faint glow from asteroids and other solar system objects.

Bought by KENW


  • Added: Jun 26, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
Asteroid hunters are starting to discover nearby objects before they make their closest approach to planet Earth.

Bought by KENW


  • Added: Jun 26, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
Discover the American Association of Variable Star Observers and come to know more about a particular star than anyone else on Earth.

Bought by KENW


  • Added: Jun 18, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
An asteroid hunter literally has to sort through millions of objects to find an unknown Earth approaching asteroid.

Bought by KENW


  • Added: Jun 18, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
In the space of less than ten nights, my Catalina Sky Survey teammates discovered 8 new Earth approaching objects. One of them can pass closer to ...

Bought by KENW


  • Added: Jun 11, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
For some people the full Moon is for howling. For asteroid hunters it is time to regroup and make improvements in the process of finding Earth app...

Bought by KENW


  • Added: Jun 11, 2015
  • Length: 02:00
  • Purchases: 1
Piece image
Soon it will be possible to study changes in the Universe which have occurred over the past 100 years.

Bought by KENW, KPIP-LP, and KMXT


  • Added: Jun 04, 2015
  • Length: 02:00
  • Purchases: 3
Piece image
The most likely alien invaders are microorganisms which humans may export from or import to Earth's biosphere.

Bought by KENW and KMXT


  • Added: Jun 04, 2015
  • Length: 02:00
  • Purchases: 2
Piece image
In the space of a couple of days the Catalina Sky Survey found 3 potentially dangerous asteroids.

Bought by KMXT and KENW


  • Added: May 28, 2015
  • Length: 02:00
  • Purchases: 2
Piece image
Large asteroids which impact the Earth can cause global change.

Bought by KMXT and KENW


  • Added: May 28, 2015
  • Length: 02:00
  • Purchases: 2
Piece image
For most asteroids our size estimates come from its brightness in the night sky.

Bought by KMXT, KPIP-LP, and KENW


  • Added: May 21, 2015
  • Length: 02:00
  • Purchases: 3
Piece image
A potentially hazardous asteroid has been found which travels on a path which is quite different from most other asteroids.

Bought by KENW


  • Added: May 21, 2015
  • Length: 02:00
  • Purchases: 1