Daily News update on – Science


October 22, 2021

NEWS

Spaceflight Now

NASA targets February launch for Artemis 1 moon mission

Ground teams at Kennedy this week installed an Orion crew capsule atop the Space Launch System rocket inside the Vehicle Assembly Building. The stacking milestone capped off the 322-foot-tall (98-meter) rocket inside High Bay 3.

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Space.com

At Mars, China’s Tianwen 1 orbiter and Zhurong rover are back in action after a radio blackout

The China Lunar Exploration announced (Chinese) on Thursday (Oct. 21) that the orbiter and rover had reestablished communications and resumed science and exploration activities.

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Space.com

Birthday parties in space! NASA astronaut shares how to celebrate in orbit (video)

How do astronauts in space celebrate holidays and big moments? On Aug. 30, NASA astronaut Megan McArthur marked another birthday. But her party lacked one critical component, gravity, for McArthur celebrated …

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Space.com

Elon Musk says SpaceX could launch Starship orbital flight test next month

The launch is “pending regulatory approval,” as the U.S. Federal Aviation Administration (FAA) needs to grant SpaceX a launch license to launch orbital flights. Additionally, there is an environmental review …

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Space.com

Strange white dwarf switches ‘on’ and ‘off’ in front of astronomers

A spacecraft that usually seeks new worlds saw a white dwarf suddenly switch “off” with a swift drop in brightness. Then it switched back on again. This observation represents the first time astronomers saw a white dwarf change its luminosity, …

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Space.com

NASA wants to buy more astronaut rides on private spaceships

“NASA has a need for additional crew rotation flights to the space station beyond the twelve missions the agency has awarded Boeing and SpaceX under the current contracts,” Phil McAlister, NASA’s director of commercial spaceflight, said in a statement.

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Space.com

SpaceX’s SN20 Starship prototype roars to life in 1st static fire tests (video)

SpaceX fired up its SN20 Starship prototype in earnest for the first time Thursday night (Oct. 21), notching a big milestone on the vehicle’s planned path to orbit. The 165-foot-tall (50 meters) SN20, which is currently outfitted with two Raptor …

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Space.com

Arianespace delays double-satellite launch indefinitely to allow extra ground systems checks

Arianespace halted plans to launch two communications satellites into orbit on Friday (Oct. 22) to allow time for more ground equipment checks, but a new liftoff date remains uncertain. The French launch provider was expected to launch the two …

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Space.com

NASA’s James Webb Space Telescope will face ’29 days on the edge’ after launch (video)

“We have 300 single-point failure items, and they all have to work right. When you’re a million miles from the Earth, you can’t send someone to fix it,” Webb program director Greg Robinson says in the video.

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CNN

Dinosaur fossil from a supposed huge carnivore actually belongs to something else

(CNN) A dinosaur fossil footprint found about 50 years ago is from a plant-eating dinosaur — not a huge meat-eating dinosaur as previously thought, according to a new study. The footprint, which dates back to the Triassic Period about 220 million …

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