Daily News update on – Science


December 3, 2021

NEWS

Space.com

The only total solar eclipse of 2021 will cross Antarctica early Saturday. Here are its stages explained.

On Saturday, Dec. 4, a total eclipse of the sun will take place, the first since Dec. 14 of last year, when the moon’s dark umbral shadow darkened portions of the South Pacific, Patagonia (south Chile and Argentina) and the South Atlantic.

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Space.com

SpaceX Falcon 9 rocket launches 50 satellites to orbit for Starlink megaconstellation, BlackSky

CAPE CANAVERAL, Fla. — SpaceX just launched the first of four planned Falcon 9 rocket launches this month, with its workhorse rocket carrying a stack of 48 Starlink satellites and two BlackSky Earth observation satellites into orbit, before sticking a …

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Space.com

SpaceX starts building Starship launch pad in Florida

SpaceX is gearing up to start launching its massive Starship Mars rocket from Florida. The company has started building a pad for Starship at Launch Complex 39A, part of NASA’s Kennedy Space Center near Cape Canaveral, SpaceX founder and CEO Elon Musk …

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Spaceflight Now

SpaceX aces 27th Falcon 9 rocket flight of the year, a new record

SpaceX set a new record Thursday for the most missions by the company’s Falcon rocket family in a year, successfully sending a cargo of 48 Starlink internet satellites and two BlackSky optical Earth-imaging spacecraft into orbit from Cape Canaveral.

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Space.com

Total solar eclipse 2021: When, where and how to see it on Dec. 4

The best visibility for this eclipse is from Antarctica and surrounding waters, although some partial phases are visible in regions such as Australia, New Zealand, Argentina and South Africa. After 2021 eclipse concludes …

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Space.com

What time is the total solar eclipse on Dec. 4?

That’s because the prime location for the total phase is in Antarctica, although there may be a livestream available. The partial phase starts at 2 a.m. EST (0700 GMT), the nearly two-minute totality …

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Space.com

Space station dodges space debris from decades-old Pegasus rocket

The International Space Station dodged a fragment of a decades-old rocket body early Friday morning, continuing a stretch of space debris threats to the orbiting laboratory. On Friday (Dec. 3) at around 3 a.m. EST (0800 GMT), a Russian cargo ship …

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The New York Times

Metal Planet Orbits Its Star Every 7.7 Hours

Astronomers engaged in the sport of hunting exoplanets, or planets around other star systems have spotted a tiny world designated GJ 367 b with about half the mass of the Earth. Among the lightest exoplanets found to date, GJ 367 b zips around its …

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CNN

NASA is about to launch a laser demo that could revolutionize space communication

(CNN) The use of invisible lasers in space may sound like something from science fiction, but it’s real. NASA’s upcoming Laser Communications Relay Demonstration could revolutionize the way the agency communicates with future missions across the solar …

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Harvard Gazette

Step in quest for quantum computing

The special properties of quantum spin liquids allow for promising applications that can be used to advance quantum technologies, such as high-temperature superconductors and quantum computers. But there was one major hurdle: No one had ever actually seen …

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