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Home»Technology»Space news weekly recap: NASA SpaceX launch, Dimorphos’ tail after DART and more
Technology

Space news weekly recap: NASA SpaceX launch, Dimorphos’ tail after DART and more

October 10, 2022No Comments4 Mins Read
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Space news weekly recap: NASA SpaceX launch, Dimorphos’ tail after DART and more
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The Worldwide House Station welcomed 4 new residents on Thursday with the arrival of NASA astronauts Nicole Aunapu Mann and Josh Cassada, Japanese astronaut Kichi Wakata, and Russian cosmonaut Anna Kikina. The four-member Crew-5 mission launched on a SpaceX Falcon 9 rocket. Examine that and extra in our weekly area information recap.

Dinosaur-killing asteroid generated a tsunami

New analysis proposes that the asteroid that killed the dinosaurs additionally triggered an enormous tsunami that scoured the ocean ground 1000’s of kilometres away from the affect web site on the Yucatan Peninsula.

The examine simulated the Chicxulub affect and its results utilizing pc fashions. After modelling the affect, the researchers in contrast the outcomes to geological information of greater than 100 websites world wide and located proof that supported the fashions’ predictions concerning the tsunami’s power and path.

Earth like planets It’s extra seemingly {that a} terrestrial exoplanet can have an overabundance of both landmass or oceans. (Picture credit score: Europlanet Science Congress 2022)

Seek for new Earths ought to search for ‘pale yellow dots’

In line with a brand new examine, it’s unlikely that Earth-like planets can have the close to stability of land and water that we take without any consideration on our planet. The examine proposes that the seek for new Earths ought to search for “pale yellow dots” as a substitute of “pale blue dots,” which is how astronomer Carl Sagan described our planet.

The analysis suggests that there’s an 80 per cent chance of terrestrial exoplanets being principally coated by land, adopted by a 19 per cent chance of such planets being oceanic worlds. They discovered that there’s solely a minute one per cent probability of such planets having a stability of land and ocean like may be discovered on Earth.

DART mission: Dimorphos debris tail Dimorphos’ 10,000 kilometre lengthy particles tail may be seen on this picture taken by the SOAR Telescope two days after the DART crash. (Picture credit score: NOIRLab)

Dimorphos sprouts new tail

After the affect from NASA’s DART (Double Asteroid Redirection Check) spacecraft, the asteroid Dimorphos bought an enormous tail of mud and particles, as may be seen from the picture taken by the 4.1-metre Southern Astrophysical Analysis (SOAR) Telescope on the NOIRLab’s Cerro Tololo Inter-American Observatory in Chile

Researchers took the picture two days after the affect and it exhibits an enormous mud path that’s pushed in a single route as a consequence of radiation stress from the Solar, similar to the way it occurs with a comet’s tail. Astronomers estimate that this tail is round 10,000 kilometres lengthy.

NASA SpaceX launch and arrival at ISS

The four-member astronaut workforce, together with the Russian cosmonaut and the primary Native American girl in orbit, safely docked with the Worldwide House Station (ISS) of their SpaceX Crew Dragon capsule referred to as Endeavour.

The capsule’s rendezvous with the orbiting area station occurred at 2.30 AM IST on October 7. Endeavour was launched into orbit by a SpaceX Falco 9 rocket from the Kennedy House Centre in Cape Canaveral, Florida.

The principle goal of Chandrayaan-2 mission was to display ISRO’s functionality to make a comfortable touchdown on the moon (PTI, file)

Chandrayaan’s spectrometer maps sodium abundance on Moon

Chandrayaan-2’s CLASS X-ray spectrometer has mapped an abundance of Sodium on the Moon for the primary time. The orbiter’s X-ray Fluorescence Spectrometer (C1XS) detected sodium with the assistance of its attribute line in X-rays.

A examine finds that a part of the sodium sign may very well be coming from a “skinny veneer” of sodium atoms weakly certain to the lunar grains. These sodium atoms may be pushed out of the floor extra simply than in the event that they have been a part of lunar minerals and crystals.



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