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 4,400 PRX free purchases as well as more than 625,000 downloads and 33,000 followers 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 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.


664 Pieces

Order by: Newest First | Oldest First
Caption: Asteroid Shattering, Credit: NASA
A small asteroid soars into the lonely space high above and below the plane of our solar system.

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


  • Added: Oct 24, 2021
  • Length: 02:00
  • Purchases: 4
Caption: Europa, Credit: NASA
Perhaps the reason that we have not detected alien civilizations on distant worlds is because they exist in oceans covered by miles of radiation ab...

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


  • Added: Oct 17, 2021
  • Length: 02:00
  • Purchases: 7
Caption: Asteroid Illustration, Credit: NASA/JPL-Caltech
A rock from another solar system is likely to have streaked by Earth before heading back into interstellar space.

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


  • Added: Oct 10, 2021
  • Length: 02:00
  • Purchases: 5
Caption: Asteroid Eros, Credit: NASA
On it's gravitational leash, Earth's pet space rock, 2016 HO3, accompanies us at a distance of between 38 and 100 times the Moon's distance from Ea...

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


  • Added: Oct 03, 2021
  • Length: 02:00
  • Purchases: 5
Caption: An illustration of a concept for a possible wind-powered Venus rover., Credit: NASA/JPL-Caltech
To survive on Venus where the temperature is 864F and the surface air pressure is 90 times that of Earth, NASA and JPL engineers are exploring the ...

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


  • Added: Sep 26, 2021
  • Length: 02:00
  • Purchases: 7
Caption: Comet Neat observed At Kitt Peak, Credit: NASA
What at first appeared to be an asteroid turned out to be a double comet.

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


  • Added: Sep 19, 2021
  • Length: 02:00
  • Purchases: 7
Caption: Mars, Credit: NASA
Martian Trojan asteroids have stable orbits around the Sun, leading and trailing the red planet by 60 degrees, where the Sun's and Mars's gravity a...

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


  • Added: Sep 12, 2021
  • Length: 02:00
  • Purchases: 6
Caption: The Phoenix CityCam caught the flash of light around 8:30 p.m. on Nov. 14, 2017, Credit: City of Phoenix
Recently there were four fireball meteors, brighter than the planet Venus, which exploded over Germany, France, Ohio, and Arizona within the space ...

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


  • Added: Sep 05, 2021
  • Length: 02:00
  • Purchases: 7
Caption: NASA astronaut Peggy Whitson happily displays the progress of the Advanced Astroculture experiment aboard the International Space Station in July 2002., Credit: NASA
On Earth, human life is enabled by plants which provide us with calories, vitamins, fuel, medicines, and oxygen to breathe. In addition, recent sci...

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


  • Added: Aug 29, 2021
  • Length: 02:00
  • Purchases: 7
Piece image
The largest asteroid to come near the Earth in 100 years has two moons.

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


  • Added: Aug 22, 2021
  • Length: 02:00
  • Purchases: 7
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 KGLP, WTIP, RADIOLEX, KRWG, KKRN and more


  • Added: Aug 14, 2021
  • Length: 02:00
  • Purchases: 7
Piece image
Experience the wonders of the Universe first hand using your night vision.

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


  • Added: Aug 07, 2021
  • Length: 02:00
  • Purchases: 7
Piece image
China's new big ear will be the most sensitive receiver to search for signals from alien civilizations.

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


  • Added: Jul 31, 2021
  • Length: 02:00
  • Purchases: 7
Piece image
Recently my Catalina Sky Survey teammate Greg Leonard discovered, 2016 WJ1, a relatively large asteroid which can come close but will not hit the E...

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


  • Added: Jul 25, 2021
  • Length: 02:00
  • Purchases: 7
Caption: Falling from Space, Credit: NASA/Bill Dunford
Meteors, shooting stars, or falling stars are different names for the streaks of light in the night sky which are in reality the dying embers of ti...

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


  • Added: Jul 17, 2021
  • Length: 02:00
  • Purchases: 7
Caption: Jupiter, Credit: NASA
Jupiter has been observed throughout human history and is so bright that you can even spot it under the artificial light dome of one of our cities....

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


  • Added: Jul 11, 2021
  • Length: 02:00
  • Purchases: 7
Piece image
During a recent 30 day period asteroid hunters spotted 88 small space rocks passing through our neighborhood. Their diameters ranged from the leng...

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


  • Added: Jul 03, 2021
  • Length: 02:00
  • Purchases: 6
Caption: Smith Telescope McDonald Observatory, Credit: McDonald Observatory
Until recently smoky nights at the observatory were rare. Now they have become more common place as wild fires continue to devastate portions of th...

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


  • Added: Jun 27, 2021
  • Length: 02:00
  • Purchases: 7
Piece image
A break in the weather provides the opportunity to discover an Earth approaching object.

Bought by KGLP, RADIOLEX, KRWG, KKRN, RadioStPete Florida and more


  • Added: Jun 20, 2021
  • Length: 02:00
  • Purchases: 9
Caption: Recent explosive volcanic deposit around a fissure of the Cerberus Fossae system. , Credit: NASA/JPL/MSSS/The Murray Lab
Relatively recent volcanic activity observed on Mars suggests that where subsurface martian magma and frozen water meet is where microbial life cou...

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


  • Added: Jun 13, 2021
  • Length: 02:00
  • Purchases: 7