Daily News update on – Science


September 8, 2023
NEWS

Space.com

How NASA’s Habitable Worlds Observatory will search exoplanets for signs of alien life

“We aren’t going to see little green men but rather spectral signatures of these key chemicals, or what we call biosignatures.” Comments (0). An illustration shows the Habitable Worlds Telescope in orbit around Earth with its starshade unfolded.

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Space.com

NASA’s Perseverance Mars rover wraps up MOXIE oxygen-making experiment

MOXIE’s mission is now complete, NASA announced on Wednesday (Sept. 6). The device has produced a total of 122 grams (4.3 oz) of Martian oxygen — roughly the amount a small dog breathes in 10 hours, and twice as much as scientists thought MOXIE could make …

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Space.com

Venus is now a beacon in the early morning sky. Here’s how to see it

Venus was at inferior conjunction on Aug. 13, in line between the Earth and the sun. Now it is swinging away from that line, speeding ahead of the Earth in its faster orbit. In fact, Venus has erupted into view in the eastern morning sky during the …

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Space.com

Watch Europe’s new Ariane 6 rocket fire up its engine for the 1st time (video)

Europe’s next-generation heavy-lift rocket just took a big step towards its first, much-awaited launch. The rocket’s core stage Vulcain 2.1 engine burned liquid oxygen and liquid hydrogen for four seconds on a launch pad at Europe’s Spaceport in French …

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CNN

Newly discovered Comet Nishimura will soon swing by Earth

Lowell Observatory astronomer Dr. Larry Wasserman captured an image of Comet Nishimura using the Lowell Discovery Telescope (4.3-m diameter) Wednesday morning during twilight. Larry Wasserman/Matthew Knight/Dave Schleicher …

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Space.com

Watch SpaceX launch 22 Starlink satellites to orbit tonight

SpaceX plans to launch 22 more of its Starlink internet satellites to low Earth orbit tonight (Sept. 8), and you can watch the action live. A Falcon 9 rocket is scheduled to launch the Starlink spacecraft from Cape Canaveral Space Force Station in …

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CNN

NASA’s mega moon rocket is ‘unaffordable,’ according to accountability report

Senior NASA officials say that the agency’s Space Launch System — the massive rocket designed to propel its ambitious Artemis program to establish a base on the moon — is “unaffordable,” according to a report Thursday from the US Government Accountability …

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Astronomy Magazine

The Sky This Week from September 8 to 15: The Moon, Venus, and the bees

The solar system has a lot to offer this week, from bright Comet Nishimura to some beautiful sky scenes as the Moon wanes to New. By Alison Klesman | Published: …

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Astronomy Magazine

Giant cosmic bubble of galaxies thought to be relic from early universe

Named Hoʻoleilana, a nod to a Hawaiian creation chant that describes the origin of structure, the massive bubble is thought to be what’s called a baryon acoustic oscillation, or BAO. These fossilized imprints of matter in …

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Phys.Org

Beaver activity in the Arctic linked to increased emission of methane greenhouse gas

Beavers, as everyone knows, like to make dams. Those dams cause flooding, which inundates vegetation and turns Arctic streams and creeks into a series of ponds. Those beaver ponds and surrounding inundated vegetation can be devoid of oxygen and rich with …

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