PRX - Pieces for Topic: Environment

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152 results


694-Comet Catalina(479)
From: Albert Grauer
Series: Travelers In The Night
Caption: Comet Johnson, Credit: CSS/NASA/U.Arizona
Comet C/2018 M1 (Catalina) is eternal in the sense that it will likely wander the vast space between the stars in our Milky Way Galaxy until the en...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, KGLP and more


  • Added: May 15, 2022
  • Length: 02:00
  • Purchases: 9
693-Comet Leonard III(478)
From: Albert Grauer
Series: Travelers In The Night
Caption: Comet Christensen, Credit: NASA
My Catalina Sky Survey teammate Greg Leonard knew he had bagged his third comet when he spotted an unknown fuzzy object with a broad tail moving th...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, KGLP and more


  • Added: May 08, 2022
  • Length: 02:00
  • Purchases: 10
692-Lonely Fragment(475)
From: Albert Grauer
Series: Travelers In The Night
Piece image
A 2000 foot diameter space rock has stories to tell about violent events long ago. Asteroid hunters are eager to track this huge collision fragment...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, RADIOLEX and more


  • Added: May 01, 2022
  • Length: 02:00
  • Purchases: 9
649-30 Days of Traffic
From: Albert Grauer
Series: Travelers In The Night
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 KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, WTIP and more


  • Added: Jul 03, 2021
  • Length: 02:00
  • Purchases: 9
648-Smoky Nights
From: Albert Grauer
Series: Travelers In The Night
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 KENW, Allegheny Mountain Radio, Simply Beautiful, RADIOLEX, KGLP and more


  • Added: Jun 27, 2021
  • Length: 02:00
  • Purchases: 10
646-Young Martian Volcanoes
From: Albert Grauer
Series: Travelers In The Night
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 KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP, RADIOLEX and more


  • Added: Jun 13, 2021
  • Length: 02:00
  • Purchases: 10
645-Shrinking Stratosphere
From: Albert Grauer
Series: Travelers In The Night
Caption: A view of Earth's atmosphere., Credit: NASA
As a result of human caused increases in green house gases the troposphere is expanding and the stratosphere is shrinking. Between 1980 and 2018 t...

Bought by KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP, RADIOLEX and more


  • Added: Jun 04, 2021
  • Length: 02:00
  • Purchases: 11
637-Martian Dust
From: Albert Grauer
Series: Travelers In The Night
Caption: Zodiacal Light and Mars , Credit: Joshua Rhoades
After sunset in the spring and before sunrise in the fall, at a natural night sky location like the Cosmic Campground International Dark Sky Sanctu...

Bought by KENW, Simply Beautiful, Allegheny Mountain Radio, KICI Iowa City, KGLP and more


  • Added: Apr 11, 2021
  • Length: 02:00
  • Purchases: 10
631-Greg's Comet
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Survey Teammate Greg Leonard was asteroid hunting with our 60 inch telescope on Mt. Lemmon, Arizona when he spotted a fuzzy object wit...

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


  • Added: Feb 28, 2021
  • Length: 02:00
  • Purchases: 11
626-Lunar Impactors
From: Albert Grauer
Series: Travelers In The Night
Piece image
Recently my Catalina Sky Survey teammate Teddy Pruyne was observing in the constellation of Pisces with our 60 inch telescope on Mt. Lemmon, AZ wh...

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


  • Added: Jan 23, 2021
  • Length: 02:00
  • Purchases: 12
622-Lonely Vigil
From: Albert Grauer
Series: Travelers In The Night
Piece image
On some nights an asteroid hunter searches for Earth approaching objects near the ecliptic plane where the planets and most of the asteroids are lo...

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


  • Added: Dec 26, 2020
  • Length: 02:00
  • Purchases: 11
621-Morning Sky
From: Albert Grauer
Series: Travelers In The Night
Piece image
Although the orbit of an Aten asteroid crosses our path in space on its travel about the Sun it stays mostly inside the Earth's orbit making it dif...

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


  • Added: Dec 18, 2020
  • Length: 02:00
  • Purchases: 11
619-Apophis Campaign
From: Albert Grauer
Series: Travelers In The Night
Caption: Artists Conception Apophis, Credit: Dan Durda – FIAAA
Currently scientists, governments, and private citizens are preparing to mitigate a disaster caused by a large incoming space rock. To test techn...

Bought by KENW, Simply Beautiful, KSFR, WTIP, KGLP and more


  • Added: Dec 04, 2020
  • Length: 02:00
  • Purchases: 9
618-Tremendous Find
From: Albert Grauer
Series: Travelers In The Night
Piece image
Recently my Catalina Sky Survey teammate David Rankin searched for asteroids, as close to the Sun as possible with our 60 inch telescope on Mt. Lem...

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


  • Added: Nov 28, 2020
  • Length: 02:00
  • Purchases: 11
617-One to Track
From: Albert Grauer
Series: Travelers In The Night
Piece image
Recently my Catalina Sky Survey teammate Teddy Pruyne was observing in the constellation Lacerta with our 60 inch telescope on Mt. Lemmon, Arizona ...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Nov 20, 2020
  • Length: 02:00
  • Purchases: 11
616-100 Million Year Old Crater
From: Albert Grauer
Series: Travelers In The Night
Caption: Fitzgerald River National Park in Western Australia, Credit: Yewenyi, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=1370203
In western Australia, rock samples and maps of the local geology obtained while exploring for gold show evidence of a 3 mile diameter meteor crater...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Nov 13, 2020
  • Length: 02:00
  • Purchases: 11
615-Solar Storm Forecasts
From: Albert Grauer
Series: Travelers In The Night
Piece image
A large solar coronal mass ejection could put astronauts, airline passengers, power grids, electronic devices, and satellites at risk. Participa...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Nov 06, 2020
  • Length: 02:00
  • Purchases: 12
614-Rare Atira
From: Albert Grauer
Series: Travelers In The Night
Piece image
The Atira class of Earth approaching asteroids are ones whose orbit is entirely within that of the Earth's path about the Sun. Less than 3 dozen o...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Oct 30, 2020
  • Length: 02:00
  • Purchases: 11
613-Climate Change and Telescopes
From: Albert Grauer
Series: Travelers In The Night
Piece image
Recently, in the journal Nature Astronomy, a team of astronomers led by Dr. Faustine Cantalloube of the Max-Planck Institute for Astronomy released...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Oct 23, 2020
  • Length: 02:00
  • Purchases: 12
612-Day and Night
From: Albert Grauer
Series: Travelers In The Night
Piece image
Most life on Earth is synchronized to the regular cycles of day and night. Until about a hundred years ago, the natural night sky was familiar to ...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Oct 18, 2020
  • Length: 02:00
  • Purchases: 12
610-Atmospheric Gravity Waves
From: Albert Grauer
Series: Travelers In The Night
Caption: Atmospheric gravity waves seen from space, Credit: Jeff Schmaltz – (NASA)
Atmospheric gravity waves can be powerful. In September of 2018 two glider pilots surfed an atmospheric gravity wave created by high speed polar w...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Oct 02, 2020
  • Length: 02:00
  • Purchases: 12
608-Triple Comet
From: Albert Grauer
Series: Travelers In The Night
Piece image
Recently amateur astronomer, Worachate Boonplod discovered the 4049th comet recorded in the imaging data produced by SOHO, the ESA/NASA Solar and ...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Sep 18, 2020
  • Length: 02:00
  • Purchases: 12
607-Good Night
From: Albert Grauer
Series: Travelers In The Night
Caption: Artistic illustration of an asteroid approaching Earth. , Credit: Image Credit: Dieter Spannknebel / Getty Images
Nearly every day during the monsoon rainy season in the American southwest, afternoon thunderstorms require putting mountain top telescopes and ca...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Sep 11, 2020
  • Length: 02:00
  • Purchases: 12
606-Falling Stones
From: Albert Grauer
Series: Travelers In The Night
Piece image
Approximately 100 million metric tons of mostly sand grained sized space dust enters the Earth's atmosphere every day. Occasionally, larger pieces ...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Sep 04, 2020
  • Length: 02:00
  • Purchases: 11
604-Comet Rankin
From: Albert Grauer
Series: Travelers In The Night
Caption: The Kitt Peak National Observatory in Arizona captured this image of Comet NEAT on May 7, 2004. , Credit: NASA
There may be as many as a trillion small icy objects in the Oort cloud near the outer edge of our solar system. Very rarely one of these frozen ice...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KSFR and more


  • Added: Aug 21, 2020
  • Length: 02:00
  • Purchases: 12