Daily News update on – Science


December 7, 2021

NEWS

Space.com

Atlas V rocket launches NASA laser communications prototype and Space Force experiments into orbit

CAPE CANAVERAL, Fla. — An Atlas V rocket lit up the predawn sky over Florida early Tuesday (Dec. 7) to launch a novel NASA laser space communications satellite into orbit alongside a host of other payloads for the U.S. Space Force.

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Spaceflight Now

SpaceX mates NASA astronomy satellite with rocket at Kennedy Space Center

Satellites booked for dedicated launches on SpaceX’s Falcon 9 rocket can weigh many tons, but NASA’s Imaging X-ray Polarimetry Explorer weighs just 727 pounds (330 kilograms) and fills a small fraction of the launcher’s voluminous payload shroud.

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Spaceflight Now

ULA to set rocket endurance record on next launch

The Atlas 5’s Centaur upper stage, propelled by an Aerojet Rocketdyne RL10 engine, will maneuver the two Space Force satellites into a geosynchronous orbit with a sequence of three rocket burns over the course of six-and-a-half hours.

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Space.com

See the moon near Saturn in the night sky tonight as Venus shines bright

The moon is taking a tour of some of the brightest planets in the night sky this week and will shine near Saturn tonight (Dec. 6) with Jupiter and bright Venus also in view. The waxing crescent moon will be visible from the Northern Hemisphere as it …

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Space.com

This weird galaxy is missing all of its dark matter and scientists can’t explain it

The galaxy, called AGC 114905, is located some 250 million light-years away from Earth and is about as large as the Milky Way. This distant galaxy, however, contains a thousand times fewer stars than our galactic home.

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Space.com

‘Mystery Hut’ spotted on the moon by Chinese rover is just a rock, scientist says

It’s just a rock on a crater rim north of the rover’s last night parking location, advised Philip Stooke, professor emeritus and adjunct research professor in the Department of Geography and Institute for Earth and Space Exploration at the University of …

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The Verge

NASA’s newest astronauts talk about their journeys to becoming spacefarers

The group included plenty of qualified individuals with backgrounds in the military, as well some with more unique professions. One of the candidates was most recently a flight surgeon at SpaceX, while another has worked as a drilling engineer on remote …

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Space.com

Shock! Hubble telescope traces collisions in ‘Running Man’ nebula

Any parent of newborns know just how powerful even small things are. The same is true in space, where baby stars in a section of a nebula, or gas cloud, create a series a powerful shockwaves visible in a new Hubble Space Telescope image.

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Space.com

NASA’s James Webb Space Telescope is fueled up for its Dec. 22 launch

After a series of delays since the development of the scope first began in 1996, Webb is still on track to finally launch Dec. 22 atop an Arianespace Ariane 5 rocket from the Guiana Space Center in Kourou, French Guiana.

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EarthSky

Asteroid Nereus flyby Saturday. It’s worth $5B in precious metals

No, it will not strike Earth. At its closest, Nereus will pass about 2.4 million miles (3.9 million km) away. That’s close on a cosmic distance scale. But it’s still about 10 times the moon’s distance. Yet this close pass and others has caused 4660 Nereus …

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