Travelers In The Night
ചാനൽ വിവരങ്ങൾ
Travelers In The Night
A real "Science Snack" for anyone who is interested in the extraterrestrial.Dr. Al Grauer is a member of the Catalina Sky Survey which has led the world in near Earth asteroid discoveries for 17 of the past 19 years.The music is "Eternity" by John Lyell.Astronomy Asteroids Space NASA Comets Earth...
സമീപകാല എപ്പിസോഡുകൾ
1051 എപ്പിസോഡുകൾ
380E-416-Odd Ball
The orbits of the planets are closely aligned with the extension of the Sun's equator into space and are contained within the flattened disk of materi...
890-Comet 467P(Linear-Grauer)
Astronomers using the 8.1 m Gemini South Telescope in Chile were excited by the fact that 467P (LINEAR-Grauer)’s Centaur like orbit had been changed a...
379E-415-Well Done
Once every 1,435 days , a 780 foot diameter space rock that my Catalina Sky Survey teammate Carson Fuls discovered makes an annihilation defying close...
889-Lick Observatory
In 1892 the world’s largest telescope, the Lick Observatory’s 36 inch refracting telescope made the news when E.E. Barnard discovered, Amalthea, the 5...
378E-414-Enormous Visitor
Without additional data, the true nature of the rapidly northward moving point of light my Catalina Sky Survey teammate Carson Fuls had just discovere...
888-Investigating the Mystery of How Life Formed
On Earth living things are everywhere from the deepest ocean depths to the highest mountain tops. On our home planet RNA (Ribonucleic Acid) is a compl...
377E-413-Fission Rocket
To get an idea of the energy involved in a rocket launch, the NASA Saturn V, moon rocket, fully fueled on the launch pad contained the chemical energy...
887-Apophis Bound
In April 2029 on one of the luckiest Friday the 13th in human history the 1500 ft by 500 ft asteroid Apophis will pass within 23,600 miles of the Eart...
376E-412-Tiny Space Rock
Eighteen hours before my Catalina Sky Survey teammate Rose Matheny first spotted a small space rock with our Schmidt telescope on Mt. Bigelow, Arizona...
886-Aviation&Space Weather
The Earth’s atmosphere does a good job of protecting humanity from space weather, however, occasionally a major event does break through our shield an...
375E-410-Extraterrestrial Whales
In an area which is about 1/400th of the entire sky, the NASA Kepler spacecraft has discovered 30 Earth like planets which are likely to have liquid w...
885-Dark Sky Network
Around the world those who value the natural night sky are evaluating the effects of light pollution. In addition to impairing astronomy and star gazi...
374E-408-Earth's Pet Rock
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 Earth...
884-Turkeys and Asteroids
Since in its early history the Earth’s surface was hot and lifeless it is likely that asteroids formed in the same era as Bennu delivered the raw mate...
373E-407-Plant Companionship
On Earth, human life is enabled by plants which provide us with calories, vitamins, fuel, medicines, and oxygen to breathe. In addition, recent scient...
883-Theia
In the distant past things in our solar system were very much more wild and violent than they are today. 4.5 billion years ago a Mars sized object cal...
372E-406-Close Ones
In less than 24 hours, while observing with the Catalina Sky Survey's 60 inch telescope on Mt. Lemmon, Arizona , I discovered two 25 foot diameter spa...
882-David’s Goliath PHA
My Catalina Sky Survey teammate David Rankin was asteroid hunting in the evening twilight with our 60 inch telescope on Mt. Lemmon Arizona when he spo...
371E-405-Kiwi Nights
New Zealand's 4.5 million people are concentrated in three major population centers which to various degrees suffer from the modern plague of light po...
881-Dangerous Comets
It is possible the object creating the Tunguska event in Russia 1908 which knocked down 80 million trees over an area about twice the size of New York...
370E-403-Double Comet
In November of 2006, University of Arizona's Spacewatch astronomers on Kitt Peak discovered a faint moving point of light in the night sky which appea...
882-David’s Goliath PHA
My Catalina Sky Survey teammate David Rankin was asteroid hunting in the evening twilight with our 60 inch telescope on Mt. Lemmon Arizona when he spo...
369E-401-Night Vision
Many people in our modern world rarely if ever experience night vision. To achieve this interesting state of sensory awareness you cannot look at your...
881-Dangerous Comets
It is possible the object creating the Tunguska event in Russia 1908 which knocked down 80 million trees over an area about twice the size of New York...
368E-400-Roving Venus
Venus and Earth are similar in size, composition, density, and mass. Unfortunately, our sister planet Venus is an example of a place where green house...
880-Carrington Anticipated
Just before noon on September 1st of 1859 Richard Carrington and Richard Hodgson were making sketches of clusters of sunspots when they were nearly bl...
367E-399-Moons of Florence
Dr Lance Benner of NASA's Jet Propulsion Laboratory headed up a team of scientists who used the 70 meter antenna at NASA's Goldstone Deep Space Commun...
879-Lurking Asteroid
The Dark Energy Camera on the National Science Foundation’s Blanco 4-meter telescope on Cerro Tololo in Chile is taking near Sun twilight images to se...
366E-398-Mars Rocks
At about 2AM on July 18, 2011 several people in near Tata, Morocco saw a bright fireball which was described by one of them to be initially yellow, th...
878-Comet Fragment
My Catalina Sky Survey teammate Vivian Carvajal was asteroid hunting in the constellation of Eridanus with the 90 inch, University of Arizona’s Bok te...
365E-397-Spotting Meteors
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 tiny...
877-Close Grazer
On a busy night of asteroid hunting with the 90 inch, University of Arizona’s Steward Observatory Bok telescope on Kitt Peak in Arizona, my Catalina S...
364E-396-Jupiter
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. Ev...
876-Neighborhood Traffic - 9:28:25, 6.28 PM
In a recent 60 day period asteroid hunters tracked 24 space rocks which came closer than our Moon. My team the University of Arizona’s Catalina Sky Su...
363E-395-House Sized Space Rocks
Throughout history small close approaching space rocks have been a part of our environment. Now, thanks to improved telescopes and cameras, asteroid h...
875-Newly Discovered Crater - 9:28:25, 6.13 PM
Dr Uisdean Nicholson from Heriot-Watt University and his team of 9 co-authors analyze 3D seismic imaging and drill cuttings from a 1980s oil well to m...
362E-394-Tiny Beasts
Humans have a long history of partnerships with a variety of micro organisms. Although the proportions vary widely with individuals, recent scientific...
874-Good night at Bok
On a recent clear night my Catalina Sky Survey teammate Hannes Groller was asteroid hunting with the Steward Observatory 90 inch Bok telescope on Kitt...
361E-393-Newest Moon
The moon cycle from new moon through full moon and back to new moon again was used by many nations to regulate their activities and forms the basis of...
873-Tracking 3I/Atlas
Scientists are using many approaches to understanding the nature and history of 3I/Atlas the third known interstellar traveler in the night. At a hype...