Daily News update on – Science


July 20, 2023
NEWS

Space.com

Most Americans expect routine space tourism by 2073, but few would actually try it: report

A new study from the Pew Research Center polled U.S. citizens to gauge what they expect of spaceflight over the next 50 years. The survey gathered general opinions on NASA’s continued role as a leader in space exploration, …

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Space.com

Interstellar meteor fragments found? Harvard astronomer’s claim sparks debate, criticism

Avi Loeb is back. The former chair of the Harvard Astronomy Department recently returned from an expedition to the Pacific Ocean near Papua New Guinea that dragged a magnetic sled across the seafloor in an attempt to find fragments of what Loeb claims …

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Space.com

Satellite will die by fire as 1st-of-its-kind operation sends it plummeting down to Earth

Just 20% of the satellite is expected to survive reentry, with the other 80% burning up in Earth’s atmosphere. Comments (0). An illustration of the Aeolus satellite as it approaches Earth with gathering speed (Image credit: ESA).

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Space.com

Strange two-faced dying star ‘Janus’ baffles scientists in cosmic oddity

While routinely scanning the sky for the burnt-out remnants of dying stars, scientists stumbled upon a strange cosmic signal. After running a few more tests, they were stunned. One of their observed stellar corpses, a white dwarf star more than 1,000 …

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Space.com

Hubble telescope spies cloud of space rocks created by DART asteroid impact (photos)

Thanks to some stunning Hubble Space Telescope observations, scientists continue to be surprised by NASA’s DART mission – this time in the form of a swarm of boulders that appears to have been knocked loose from the targeted asteroid upon impact.

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CNN

Long-lost Greenland ice core suggests potential for disastrous sea level rise

Melting ice on a small tundra pond in Greenland. Josh Brown/University of Vermont. CNN —. A recently …

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Space.com

China to launch moon astronauts’ new spacecraft for 1st time in 2027 or 2028

China is planning to launch a next-generation crewed spacecraft around 2027 that will be capable of carrying astronauts to the moon and even beyond. “In the future, a new generation of spacecraft will be used on crewed lunar missions, to build our …

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CNN

Hubble spies swarm of boulders around asteroid hit by DART spacecraft

The Double Asteroid Redirection Test spacecraft, weighing about 1,200 pounds (544 kilograms), slammed head-on into Dimorphos at 13,000 miles per hour (20,921 kilometers per hour) on September 26, 2022, to change the space rock’s velocity.

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Spaceflight Now

Falcon 9 punches through fog on first West Coast launch of Starlink second-generation satellites

A SpaceX Falcon 9 rocket is lifted off Wednesday night/Thursday morning carrying the first batch of second-generation Starlink satellites to be lofted from the West Coast. Liftoff from Space Launch Complex 4 East at Vandenberg Space Force Base occurred …

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CNN

Unusual type of stellar object discovered beaming out radio waves

An artist’s illustration depicts an ultra-long period magnetar, a rare type of star with extremely strong magnetic fields that can produce powerful bursts of energy. ICRAR.

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