PRX - Pieces for Topic: Environment

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156 results


680-Comets and Asteroids(454)
From: Albert Grauer
Series: Travelers In The Night
Caption: Fragments of the Sutter’s Mill meteorite fall collected by NASA Ames and SETI Institute meteor astronomer Peter Jenniskens in the evening of Tuesday April 24, 2012, two days after the fall. This was the second recovered find., Credit: NASA Ames/Eric James
If you set your mind to it, you can find and hold a sample of an asteroid, called a meteorite, which has landed on the Earth's surface. On the othe...

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


  • Added: Feb 06, 2022
  • Length: 02:00
  • Purchases: 10
671-Long Winter Nights(424)
From: Albert Grauer
Series: Travelers In The Night
Caption: Mt. Lemmon, AZ snow storm, Credit: A.D. Grauer
Long Winter nights with good seeing, from start to finish, are those on which the asteroid hunter makes new discoveries while being treated to view...

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


  • Added: Dec 05, 2021
  • Length: 02:00
  • Purchases: 11
MN Native News: A New Kind of Pipeline
From: Ampers
Series: Minnesota Native News
Caption: Part of the Press Release for the Midwest Inter-Tribal EV Project , Credit: SAGE Development Authority & Native Sun Community Power Development
Electric vehicles are gaining traction on Minnesota’s roadways. This week on Minnesota Native News, reporter Emma Needham shares how a Native-led o...

Bought by Northern Community Radio - KAXE & KBXE, Minnesota, KVSC, WDSE, KKWE Niijii Radio, WGZS and more


  • Added: Nov 10, 2021
  • Length: 05:00
  • Purchases: 8
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
641-Backyard Astronomy
From: Albert Grauer
Series: Travelers In The Night
Caption: Hubble Image, Credit: NASA
In March and April every year amateur astronomers, around the world, in Messier Marathons, attempt to view all of 110 objects in the Messier cata...

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


  • Added: May 08, 2021
  • Length: 02:00
  • Purchases: 10
640-Rocks or Rockets
From: Albert Grauer
Series: Travelers In The Night
Piece image
Asteroid hunters have discovered a curious object. It appears likely to be either a rock ejected from the Moon or a piece of space junk from a hu...

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


  • Added: May 02, 2021
  • Length: 02:00
  • Purchases: 10
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
629-Loneliest Asteroid
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Sky Survey teammate David Rankin was asteroid hunting in the constellation of Canes Venatici with our 60 inch telescope on Mt. Lemmon, ...

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


  • Added: Feb 14, 2021
  • Length: 02:00
  • Purchases: 11
624-In Coming
From: Albert Grauer
Series: Travelers In The Night
Piece image
Recently my Catalina Sky Survey teammate Greg Leonard was asteroid hunting with our 60 inch telescope on Mt. Lemmon, Arizona when he spotted a movi...

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


  • Added: Jan 10, 2021
  • 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
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
611-Aurora Mysteries
From: Albert Grauer
Series: Travelers In The Night
Piece image
Auroral displays have been observed and reported on throughout human history. Data from NASA's 5 Themis (Themm us) satellites analyzed by powerfu...

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


  • Added: Oct 09, 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
605-Monsoon Nights
From: Albert Grauer
Series: Travelers In The Night
Caption: A lightning bolt strikes in the western part of the city, part of the second of two bands of monsoon storms to roll over the area, Tucson, Ariz., August 28, 2019., Credit: Kelly Presnell / Arizona Daily Star
Every year the Monsoon summer rains come to the American southwest in July and August. After the threat of wild fires has been rained out, monsoo...

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


  • Added: Aug 28, 2020
  • Length: 02:00
  • Purchases: 11
602-Solar Flares
From: Albert Grauer
Series: Travelers In The Night
Piece image
Some stars can have flares which can cause them to more than double in brightness in a few minutes. Fortunately our Sun does not do that and the Ea...

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


  • Added: Aug 07, 2020
  • Length: 02:00
  • Purchases: 12
601-Phaethon's Child
From: Albert Grauer
Series: Travelers In The Night
Piece image
Phaethon (Faith on) is a strange, 4 mile diameter, blueish asteroid. It travels on an orbit which comes so close to the Sun that its exterior is h...

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


  • Added: Jul 31, 2020
  • Length: 02:00
  • Purchases: 12
600-Big and Close
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Sky Survey teammate Hannes Groeller was asteroid hunting in the constellation of Pegasus with our 60 inch telescope on Mt. Lemmon, Ariz...

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


  • Added: Jul 24, 2020
  • Length: 02:00
  • Purchases: 11
596-Next Solar Cycle
From: Albert Grauer
Series: Travelers In The Night
Piece image
If the current trend in 11 year solar cycles for the past 50 years continues, we can expect lower than average solar activity and the Earth will...

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


  • Added: Jun 25, 2020
  • Length: 02:00
  • Purchases: 11
595-Monster Comet C/2020 H2 (Pruyne)
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Sky Survey teammate Teddy Pruyne was asteroid hunting in the constellation of Pegasus with our Schmidt telescope on Mt. Bigelow, Arizon...

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


  • Added: Jun 19, 2020
  • Length: 02:00
  • Purchases: 13
594-Earth Grazer
From: Albert Grauer
Series: Travelers In The Night
Piece image
Asteroid hunters have discovered that the Earth encounters many tiny asteroids as it zips around the Sun at 67,000 miles per hour. Recently my Cata...

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


  • Added: Jun 13, 2020
  • Length: 02:00
  • Purchases: 12
588-Encounter With Saturn
From: Albert Grauer
Series: Travelers In The Night
Piece image
From 1663 to 2011, seven comets had close encounters with Jupiter and two had close encounters with Saturn. In May of 1936, Comet P/2020 F1 Leonar...

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


  • Added: May 02, 2020
  • Length: 02:00
  • Purchases: 9
587-Quiet Sun
From: Albert Grauer
Series: Travelers In The Night
Piece image
Images of the quiet Sun during a solar minimum make it look like a relatively static peaceful place. Occasionally during solar minimum, at the Cosm...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, KRZA, KTAL-LP [Las Cruces Community Radio] and more


  • Added: Apr 24, 2020
  • Length: 02:00
  • Purchases: 11
586-Northern PHA
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Sky Survey teammate David Rankin was observing in the constellation of Ursae Major with our 60 inch telescope on Mt. Lemmon, Arizona wh...

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


  • Added: Apr 17, 2020
  • Length: 02:00
  • Purchases: 8