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2 small asteroids dart near the Earth closer than the moon today

Two small asteroids will fly to Earth today (Oct. 19) at a closer distance than the moon, a double flyby of space rock that arrives as NASA prepares for an asteroid encounter. The asteroids 2020 UX and 2020 TF6, both discovered in the last week, will be less than half the distance from Earth’s moon (when they pass today, but …

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How to watch SpaceX launch its next batch of Starlink satellites on Wednesday

SpaceX shared this panoramic view of a Falcon 9 ready for launch earlier this year. SpaceX After “Scrub September” and then “Scrubtober” caused havoc with SpaceX’s launch program, Elon Musk’s missile company is rushing to bring more Starlink broadband satellites into orbit. The company sent its 14th batch of orbiting routers flying from Cape Canaveral in Florida on Sunday morning, …

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The closest black hole to Earth may not actually be a black hole after all

An object identified earlier this year as the closest black hole we’ve ever discovered may have just been demoted. After re-analyzing the data, separate teams of scientists concluded that the system in question, dubbed HR 6819, does not include a black hole after all. Instead, they found that they are probably just two stars with a slightly unusual binary orbit …

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Yellowstone: first sign of “titanic eruption” identified: “Nobody takes it seriously!” | Science | news

The caldera within Yellowstone National Park has the potential to cause untold devastation in the event of a super eruption, something that hasn’t happened for 630,000 years. Located below the states of Wyoming, Montana, and Idaho, the area is constantly monitored by the USGS (United States Geological Survey) for any changes in the system. But, after experts said the chances …

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For the first time, a spaceship prototype comes to life with three engines

As part of the Starship program, SpaceX began experimenting with earlier prototypes in late 2019 and early 2020, losing three vehicles during various test runs. In May, the company successfully tested a full-scale tank section of its Starship (SN4) vehicle with a single Raptor engine for the first time. It was later lost due to a problem with the ground …

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How a Greenhouse Catastrophe Killed Almost All Life – HeritageDaily

The history of the Earth knows catastrophes unimaginable for human beings. For example, about 66 million years ago an asteroid impact marked the end of the dinosaur era. Long before, however, 252 million years ago on the Permian-Triassic border, Earth witnessed a far more extreme mass extinction event that extinguished about three-quarters of all species on earth and about the …

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NASA Asteroid Bennu Mission: Latest Updates

A van-sized spacecraft must briefly touch its arm at a landing site called the Nightingale. The site is the width of a few cars. The arm will collect a sample between 2 ounces and 2 kilograms before returning to safety. The site itself is located within a crater the size of a tennis court and surrounded by boulders the size …

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The “happy ending” can influence future decisions

Our brains are not always able to reliably assess experiences that unfold over time We tend to place disproportionate weight on the next part of an experience This can lead to poor decisions when choosing whether to repeat an experience Humans are programmed to prefer experiences that end well, and the influence of the previous experience diminishes the longer it …

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