Daily News update on – Science


September 20, 2021

NEWS

Space.com

Inspiration4 crew celebrates return to Earth after 3-day SpaceX mission

Last Wednesday (Sept. 15), four people strapped into a SpaceX Crew Dragon capsule and launched to space for Inspiration4, the first all-civilian mission to …

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Space.com

Mars was always too small to hold onto its oceans, rivers and lakes

This dramatic climate shift occurred after the Red Planet lost its global magnetic field, which had protected Mars’ air from being stripped away by charged …

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Space.com

How frequent is the full Harvest Moon?

The reason for this phenomenon is the way the ecliptic — the path the sun, moon and planets appear to take across the night sky — lies nearly along the eastern …

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Space.com

The full Harvest Moon of 2021 rises tonight: Here’s what to look for

On the U.S. East Coast, the Harvest Moon will emerge just above the eastern horizon at 7:13 p.m. EDT on the evening of Monday (Sept. 20). It will properly reach …

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CNN

See the harvest moon shine in the night sky tonight, 2 days before the autumnal equinox

(CNN) As the fall season approaches and colder temperatures set in, there’s a silver lining to look up to — literally — as the harvest moon makes its debut on …

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Phys.Org

Solar electric propulsion makes NASA’s Psyche spacecraft go

The spacecraft will rely on the large chemical rocket engines of the Falcon Heavy launch vehicle to blast off the launchpad and to escape Earth’s gravity. But …

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Space.com

SpaceX’s private Inspiration4 astronauts had some toilet trouble in space

CAPE CANAVERAL, Fla. — After spending nearly three days in space, SpaceX’s Inspiration4 crew may have more appreciation for the facilities here on Earth …

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EarthSky

Asteroid 2021 SG came from the sun’s direction

New-found asteroid 2021 SG is some four times larger than the 17-meter space rock that disintegrated over Chelyabinsk, Russia on February 15, 2013.

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Today.com

SpaceX’s all-civilian Inspiration4 crew detail ‘awe-inspiring’ mission

The all-civilian SpaceX crew of the Inspiration4 gushed about their “awe-inspiring” trip to orbit last week in an exclusive interview on TODAY Monday, …

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Science News

Satellite swarms may outshine the night sky’s natural constellations

Fleets of private satellites orbiting Earth will be visible to the naked eye in the next few years, sometimes all night long.

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