Daily News update on – Science


August 12, 2021

NEWS

Space.com

Perseid meteor shower of 2021 thrills skywatchers

Tyler Leavitt, an amateur astronomer in Las Vegas, sent some pictures to Space.com from about 30 miles (50 kilometers), where he drove to “get away from the lights,” he told Space.com in an e-mail. The spectacular result showed Perseid meteors lit up high in …

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Space.com

Watch the BepiColombo probe zoom by Venus on its way to Mercury in this new video

In fact, during this flyby, BepiColombo got closer to the surface of Venus than the Japanese orbiter Akatsuki, the only spacecraft currently studying Venus. The closest point in Akatsuki’s orbit around Venus is at about 620 miles (1,000 km).

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Space.com

Amazing photos of the 2021 Perseid meteor shower

The annual Perseid meteor shower, one of the best displays of “shooting stars” this year, put on a spectacular show for skywatchers around the world. As Earth passed through the remnants of Comet Swift-Tuttle, small pieces of the comet rained down on Earth …

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Space.com

NASA’s Mars helicopter spots its Perseverance rover pal from above in an epic view (video)

Can you spot the Mars rover in this view from NASA’s Ingenuity helicopter? While flying over the Red Planet for the 11th time last week, the little helicopter caught a view of its “mothership” — NASA’s Perseverance rover, which landed in Mars’ Jezero Crater …

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CNN

Asteroid Bennu now has a greater chance of hitting Earth through 2300, but still slim

(CNN) Bennu is one of the most hazardous known asteroids in our solar system. Thanks to a visit by a NASA spacecraft, scientists have a much greater understanding of the near-Earth asteroid, its upcoming closest approaches to Earth — and whether it could …

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The Washington Post

The chances of this asteroid hitting earth are tiny, NASA says — but not zero

It’s not the plot of another doomsday movie. Yet there is a pending, albeit unlikely threat to life as we know it: an asteroid approaching Earth. Bennu, a rugged, rock-spewing asteroid with a diameter of about one-third of a mile, is headed in our direction, …

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Space.com

How big is a black hole? How messily it ‘eats’ may be a clue.

Astronomers think they have a new way to calculate the size of supermassive black holes: by studying the feeding patterns of these invisible giants. Scientists have long noticed flickering patterns in the brightness of accretion disks, the fat ring of matter pulled …

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The New York Times

A Woolly Mammoth’s Tusks Reveal a Map of Where It Roamed in Life

“This is a better understanding how they behaved, what environment they used,” said Matthew Wooller, director of the stable isotope facility at the University of Alaska, Fairbanks and lead author of a paper published on Thursday by the journal Science that …

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Space.com

Cygnus cargo ship arrives at International Space Station with its biggest NASA haul ever

The Northrop Grumman ship S.S. Ellison Onizuka is packed with more than 4 tons of supplies.

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Scientific American

Crumbly Mars Rock, Not Hardware Flaws, Scuttled Perseverance’s First Sample Attempt

For the Perseverance rover team at NASA’s Jet Propulsion Laboratory (JPL), the early predawn hours of August 6 were like the night before Christmas. Hours earlier, the scientists had ordered the rover to drill into a rock within Mars’s Jezero Crater to extract …

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