Saturday, October 19, 2019

NASA Astronauts Complete the First All-Female Spacewalk - The New York Times

NASA reached a milestone on Friday when two Americans, tasked with replacing a power controller, ventured out of the International Space Station: the astronauts, Christina Koch and Jessica Meir, became the first to take part in an all-female spacewalk.

The walk, which lasted seven hours and 17 minutes and included a brief call with President Trump, was not purposefully planned by the agency! Videos for NASA Astronauts Complete The First 2:07 2 Female Astronauts Successfully Complete First All-Female Spacewalk cbslocal.com!! As NASA explained it, one was bound to happen eventually because of the increasing number of female astronauts.

But news of the milestone attracted far greater interest than spacewalks normally do, and on Friday, American officials celebrated it as a historic achievement! Nasa astronauts complete the first all-female spacewalk ...Nasa astronauts complete the first all-female spacewalk Sat, Oct 19, 2019 - 9:22 AM Nasa reached a milestone on Friday when two Americans, tasked with replacing a power controller, ventured out of the International Space Station: the astronauts , Christina Koch and Jessica Meir, became the first to take part in an all-female spacewalk.!! They pointed to the agency's ambitious goals to put the first woman and the next man on the moon, and then to forge a path to Mars.

"You're doing an incredible job," Mr. Trump told the astronauts on Friday during a call to the space station. "This is a first step, because we're going to the moon, and then we're going to Mars."

Date: 2019-10-18T09:30:09.000Z
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Other things to check out:

NASA's 1st SLS Megarocket Launch to the Moon Could Be Delayed to 2021 | Space

LAS CRUCES, N.M. — NASA has yet to set a launch date for the first test flight of its long-delayed Space Launch System (SLS) megarocket, which the agency plans to use to send astronauts to the lunar surface in 2024. And it looks like more delays could be right around the corner. 

Although NASA said this summer that its new rocket should finally lift off by the end of 2020 , the first mission may slip to the middle of 2021, Ken Bowersox, NASA's acting associate administrator for human exploration and operations, said in a presentation here at the International Symposium for Personal and Commercial Spaceflight (ISPCS) on Oct. 10. 

That mission, known as Artemis 1, will send an uncrewed Orion spacecraft on a trip around the moon. Following that initial test flight, NASA aims to launch Artemis 2 — the first human mission of NASA's Artemis program — in 2022. That mission will fly astronauts on a loop around the moon, but they won't land there just yet. 

Publisher: Space.com
Date: 2019-10-16T11:09:49+00:00
Author: https www facebook com spacecom
Twitter: @SPACEdotcom
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NASA Orders More SLS Megarockets from Boeing for Artemis Moon Missions | Space

NASA has extended Boeing's moon rocket assembly authorization in preparation to support as many as 10 moon missions for the agency's Artemis program , which aims to land astronauts on the moon in 2024. 

On Wednesday (Oct. 16), NASA announced interim additional funding for Boeing — and an authorization to buy raw materials for rocket-building in bulk — as the company and NASA continue to negotiate a full contract for Artemis! Nasa astronauts complete first ever all-female spacewalk ...www.theguardian.com /science/2019/oct/18/ nasa ...Nasa astronauts complete first ever all-female spacewalk Christina Koch and Jessica Meir, tasked with replacing faulty device at International Space Station, embarked on 'historic' effort.!! The larger contract, which the agency plans to finalize next year, is expected to support up to 10 core stages of the Space Launch System (SLS) rocket, as well as eight Exploration Upper Stages (EUS). 

NASA currently has "no idea" how much funding it will give Boeing in the full contract, but that amount will be disclosed when the administration submits its next budget request in February, an agency spokesperson told Space.com. This additional rocket manufacturing is part of the agency's push to land humans on the lunar surface in five years, in fulfillment of a directive from the administration of U.S. President Donald Trump.

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Publisher: Space.com
Date: 2019-10-18T10:22:24+00:00
Author: NASA has extended Boeing
Twitter: @SPACEdotcom
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RIP, Van Allen Probes-- NASA Ends 7-Year Mission to Explore Earth's Radiation Belts | Space

Mission scientists sent the final command to the second Van Allen Probe today (Oct. 18) at 12:30 p.m. EDT (1630 GMT). The twin spacecraft launched in August 2012 to study space weather , the sometimes-dramatic phenomena caused by the sun's influence on Earth's environment. (The other Van Allen Probe received its last command on July 19.)

Space weather can interfere with power grids on the ground, navigation and communications satellites in orbit, and the health of astronauts! NASA Astronauts Complete Their First ...- blogs.nasa.gov blogs. nasa ...nasa - astronauts - ...first ...The 7-hour and 16-minute spacewalk was a first for both astronauts . Crew members have now spent a total of 1,184 hours and 16 minutes conducting space station assembly and maintenance during 189 spacewalks. Kelly and Lindgren will venture outside the International Space Station again on Friday, Nov. 6.!! Like terrestrial weather, it ought to be predictable ; but scientists have much less data about space weather for building and fine-tuning models, and that's where the Van Allen Probes changed the game.

"The Van Allen Probes is the first radiation-belt mission designed to exist in hazardous radiation belts for such a long period of time," Sasha Ukhorskiy, project scientist for the mission at Johns Hopkins University Applied Physics Laboratory, told Space.com. "The data that we collected over this time will be the golden standard in radiation-belt physics for many generations of scientists to benefit from."

Publisher: Space.com
Date: 2019-10-18T20:00:00+00:00
Author: https www facebook com spacecom
Twitter: @SPACEdotcom
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In case you are keeping track:

NASA must rework planetary protection plans, panel advises | Science | AAAS

Planetary protection, as such efforts are known, remains a worthy goal, the report emphasizes. But many of the ways it is implemented, which date back to rules conceived at the beginning of the space age, have driven costly and sometimes questionable efforts, and do not make sense given current scientific knowledge, says Alan Stern, a planetary scientist from the Southwest Research Institute in Boulder, Colorado, who led the 12-member panel reviewing NASA's efforts. "We want to move from this 1960s–70s point of view that all of Mars was treated one way." Planetary surfaces are more nuanced than that, he says.

Concerns over planetary protection have often seen NASA make great efforts to prevent microbes from going to space! Astronauts Complete First in Series of Spacewalks | NASA www.nasa.gov /content/ astronauts - complete - ...spacewalks Astronauts Complete First in Series of Spacewalks. Wish I could find the words to describe the experience, truly amazing.". Expedition 38 Flight Engineers Rick Mastracchio and Mike Hopkins wrapped up a 5-hour, 28-minute spacewalk outside the International Space Station at 12:29 p.m. EST Saturday, completing the first in a series...!! Its martian robots are assembled in cleanrooms, with many components baked in ovens or doused in chemicals. Famously, its Viking landers for Mars in the 1970s were baked in purpose-built ovens. But these protections have often been costly and, in the view of some scientists , overly burdensome.

Publisher: Science | AAAS
Date: 2019-10-18T17:01:50-04:00
Author: Paul Voosen
Twitter: @newsfromscience
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Mars InSight's 'Mole' Is Moving Again – NASA's Mars Exploration Program

'Pinning' Helps the Mole Move: This GIF shows NASA InSight's heat probe, or "mole," digging about a centimeter (half an inch) below the surface last week. Using a technique called "pinning," InSight recently pressed the scoop on its robotic arm against the self-hammering mole in order to help it dig. Credit: NASA/JPL-Caltech.
Full image and caption ›

NASA's InSight spacecraft has used its robotic arm to help its heat probe, known as "the mole," dig nearly 2 centimeters (3/4 of an inch) over the past week. While modest, the movement is significant: Designed to dig as much as 16 feet (5 meters) underground to gauge the heat escaping from the planet's interior, the mole has only managed to partially bury itself since it started hammering in February 2019.

The recent movement is the result of a new strategy, arrived at after extensive testing on Earth, which found that unexpectedly strong soil is holding up the mole's progress. The mole needs friction from surrounding soil in order to move: Without it, recoil from its self-hammering action will cause it to simply bounce in place. Pressing the scoop on InSight's robotic arm against the mole, a new technique called "pinning," appears to provide the probe with the friction it needs to continue digging.

Publisher: NASA's Mars Exploration Program
Date: 2019-10-17 20:50:34 UTC
Author: mars nasa gov
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