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.

“Travelers in the Night” has more than 3,525 PRX free purchases as well as 505,000 downloads and plays with 26,000 followers on the internet.

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.


576 Pieces

Order by: Newest First | Oldest First
Caption: Comet P/2019 Y2 (Fuls) Imaged with the 40" telescope on Mt. Lemmon, Arizona with bias rates equal to the comet motion. It is 4-60 second exposures co-added together. The stars appear as trails since the telescope was tracking the comet., Credit:  Catalina Sky Survey/NASA/Lunar and Planetary Laboratory/University of Arizona
My Catalina Sky Survey teammate Carson Fuls was asteroid hunting in the constellation of Leo when he spotted a faint fuzzy looking object with a ta...

Bought by KSFR, KRWG, and KKRN


  • Added: Feb 14, 2020
  • Length: 02:00
  • Purchases: 3
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A recently discovered asteroid spends most of its time high above the plane of the solar system far from our Sun. Unknown asteroids on such a path...

Bought by KKRN and KRWG


  • Added: Feb 05, 2020
  • Length: 02:00
  • Purchases: 2
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Recently my Catalina Sky Survey teammate Teddy Pruyne, discovered a potentially dangerous and perhaps valuable asteroid with our 60 inch telescope ...

Bought by KKRN and KRWG


  • Added: Jan 31, 2020
  • Length: 02:00
  • Purchases: 2
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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 KRZA, KKRN, KRWG, WLPR, and WTIP


  • Added: Jan 23, 2020
  • Length: 02:00
  • Purchases: 5
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Over the past 50 years, in the interior of Australian meteorites, scientists have discovered a large variety of extraterrestrial organic substances...

Bought by WLPR, WTIP, KRWG, and KKRN


  • Added: Jan 18, 2020
  • Length: 02:00
  • Purchases: 4
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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 WLPR, WTIP, KSFR, KRWG, and KKRN


  • Added: Jan 09, 2020
  • Length: 02:00
  • Purchases: 5
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 WTIP, KRWG, KKRN, WLPR, and KSFR


  • Added: Jan 02, 2020
  • Length: 02:00
  • Purchases: 5
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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 WTIP, WLPR, KRWG, and KKRN


  • Added: Dec 28, 2019
  • Length: 02:00
  • Purchases: 4
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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 WLPR, WTIP, KRWG, and KKRN


  • Added: Dec 21, 2019
  • Length: 02:00
  • Purchases: 4
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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 WTIP, KSFR, KRWG, KKRN, and WLPR


  • Added: Dec 13, 2019
  • Length: 02:00
  • Purchases: 5
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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 WTIP, KKRN, KSFR, KRWG, and WLPR


  • Added: Dec 06, 2019
  • Length: 02:00
  • Purchases: 5
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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 WTIP, WLPR, KRWG, KSFR, and KKRN


  • Added: Nov 29, 2019
  • Length: 02:00
  • Purchases: 5
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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 WTIP, WLPR, KRWG, and KKRN


  • Added: Nov 22, 2019
  • Length: 02:00
  • Purchases: 4
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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 WTIP, WLPR, KKRN, and KRWG


  • Added: Nov 16, 2019
  • Length: 02:00
  • Purchases: 4
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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 WTIP, WLPR, KRWG, and KSFR


  • Added: Nov 10, 2019
  • Length: 02:00
  • Purchases: 4
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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 WTIP, KRWG, WLPR, and KSFR


  • Added: Oct 31, 2019
  • Length: 02:00
  • Purchases: 4
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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 WLPR, KRWG, and WTIP


  • Added: Oct 23, 2019
  • Length: 02:00
  • Purchases: 3
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 WLPR, WTIP, and KRWG


  • Added: Oct 19, 2019
  • Length: 02:00
  • Purchases: 3
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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 WLPR, WTIP, WOUB, KSFR, KKRN and more


  • Added: Oct 10, 2019
  • Length: 02:00
  • Purchases: 6
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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 WLPR, WTIP, KKRN, KSFR, and KRWG


  • Added: Oct 04, 2019
  • Length: 02:00
  • Purchases: 5