Daily News update on – Science


January 21, 2022

NEWS

Space.com

Space Force satellite launch could create a luminous cloud in tonight’s evening sky

The mission, called USSF 8, will place the two identical Geosynchronous Space Situational Awareness Program (GSSAP) satellites — GSSAP 5 and GSSAP 6 —directly to a near-geosynchronous orbit approximately 22,300 miles (36,000 kilometers) above the equator.

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Space.com

Hubble telescope spots a black hole fostering baby stars in a dwarf galaxy

Black holes can not only rip stars apart, but they can also trigger star formation, as scientists have now seen in a nearby dwarf galaxy. At the centers of most, if not all, large galaxies are supermassive black holes with masses that are millions to …

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Space.com

NASA catches the flash of a solar flare going into space

Our sun just had a medium-sized energy burp. NASA’s Solar Dynamics Observatory (SDO) caught a mid-level solar flare on Wednesday (Jan. 20) with a peak at 1:01 a.m. EST (0601 GMT). You can see the flash on the limb, or edge, of the sun, thanks to SDO’s …

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Space.com

Researchers detect 1st merger between black holes with eccentric orbits

An artist’s depiction of two black holes spiraling towards each other, about to collide. (Image credit: Mark Myers, ARC Centre of Excellence for Gravitational Wave Discovery (OzGrav)).

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Space.com

Atlas V rocket launching 2 satellites for the US Space Force Friday: Watch it live

If all goes according to plan, the rocket will deliver two identical Geosynchronous Space Situational Awareness Program (GSSAP) satellites to a near-geosynchronous orbit, about 22,300 miles (36,000 kilometers) above the equator.

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Spaceflight Now

Spacewalking cosmonauts activate space station’s newest Russian module

Russian cosmonauts Anton Shkaplerov and Pyotr Dubrov completed a 7-hour, 11-minute spacewalk Wednesday outside the International Space Station, preparing Russia’s new Prichal module for the arrival of the next Soyuz crew spacecraft in March.

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The New York Times

An Ocean May Lurk Inside Saturn’s ‘Death Star’ Moon

That’s a moon … and a waterlogged ice ball? With a large crater carved out of its surface, Mimas, a 250-mile-wide moon of Saturn, bears more than a passing resemblance to the Death Star in “Star Wars.” (When the Millennium Falcon first encounters the …

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Space.com

Shattered ‘alphabet soup’ iceberg flushed a lot of fresh water into the ocean

A rogue iceberg that drifted dangerously close to an Antarctic penguin population in 2020 and 2021 released billions of tons of fresh water into the ocean during its breakup. A new study, based on satellite data, tracks the aftermath of the once-mighty …

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CNN

A black hole fueling star birth has scientists doing a double-take

In a twist, astronomers using the Hubble Space Telescope have discovered that these energetic celestial objects have a nurturing side, too. Hubble’s observation of a dwarf starburst galaxy, called Henize 2-10, …

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Phys.Org

Researchers develop novel microscopic picoshell particles

Production of high-energy fats by microalgae may provide a sustainable, renewable energy source that can help tackle climate change. However, microalgae engineered to produce lipids rapidly usually grow slowly themselves, making it difficult to …

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