Why do we need to know the time on the moon?

Omar Tarsuslu/Anadolu/Getty Images

Scientists say a lunar time scale is needed before astronauts return to the moon, which was seen in the sky in the evening hours in Kars, Turkey, on May 18.

Editor’s Note: A version of this story appeared in CNN’s science newsletter Wonder Theory. To get it in your inbox, Sign up for free here.



CNN

It’s easy to think of the moon as a silvery orb in the night sky, providing soft light most evenings. But have you ever thought what time it is on the moon?

With many countries racing to establish a human presence on the moon, experts say it’s time to set a timescale for Earth’s natural satellite. Otherwise things might get confusing.

Albert Einstein’s theory of relativity decades ago It changed the way we understand time, and time even passes differently depending on where the clock is located on Earth. Determining a lunar time scale would be more difficult.

The new measurement system that NASA and its international partners need to agree on must take into account the fact that seconds pass faster on the Moon. Over time, those seconds add up.

But it will be crucial for astronauts Living in lunar habitats and roaming in lunar rovers Who need to know the exact time.

Joe Skipper/Reuters

NASA astronauts Butch Wilmore (left) and Sonny Williams were prepared for liftoff on Saturday, but officials canceled the Boeing Starliner mission moments before liftoff.

Boeing officials have canceled the first manned flight of the Starliner spacecraft Moments before take-off on saturday.

See also  NASA scientists explore dark energy - time to rework Albert Einstein's gravitational theory?

The automatic hold was triggered by the ground launch sequencer, the computer that essentially fires the rocket, a few minutes before the scheduled launch time of 12:25 p.m. ET, and mission teams are still assessing the cause of the problem.

It’s possible that Starliner could be ready to launch again on Sunday if the problem can be easily resolved.

veteran NASA astronauts Sonny Williams and Butch Wilmore He remained safe and out of the capsule, and will be ready for the next Starliner launch attempt when all systems are ready for launch.

The clusters of sunspots responsible for the May 10 solar storm, which painted skies around the world in colorful aurora borealis, are making a comeback.

Experts expect the aurora borealis to dance over the northern and upper Midwestern states on Saturday, but there’s also a chance of that More amazing offers next week Since sunspots face the Earth directly.

Meanwhile, a “planetary parade” featuring six planets in the sky will soon take place, with ideal viewing in North America and Europe just before sunrise on Sunday. Expect to catch a glimpse of Mars, Saturn and JupiterBut Uranus, Mercury, and Neptune are likely not visible to the naked eye.

And the “devil comet” will do. Make its closest approach to Earth Also on Sunday, but Southern Hemisphere residents will likely only be able to see it with the help of binoculars or a telescope.

About 4,000 years ago, a Bronze Age woman in Scotland likely suffered accidental trauma to her head, causing her death in her 30s.

Now, visitors can visit the Perth Museum and Art Gallery Watch a flashing, expressive digital version of her facethanks to the entertainment of Dr. Chris Wren, a craniofacial anthropologist and forensic artist who studied her skull.

Other facial reconstructions on display at the museum include an Iron Age man who would have belonged to a group called the Picts and a young murder victim who lived in medieval Scotland.

In addition, scientists have discovered evidence of this Ancient Egyptian doctors tried to remove a cancerous tumor From the skull of a young man more than 4,000 years ago.

The remains of 28 horses buried nearly 2,000 years ago in the Villedieu-sur-Indre region of central France have astounded archaeologists – especially since the horses’ cause of death remains a mystery.

The nine tombs date back to between 100 BC and 100 AD, and the horses were carefully placed in the same position at the same time.

Adult stallions were probably killed in battle during the Gallic Wars, when Julius Caesar invaded Gaul, or They may have been part of a sacrifice ritualaccording to the researchers.

Separately, A An exceptionally complete Stegosaurus fossil is up for auction This summer, but paleontologists have concerns about where it will end up.

Ari Kankinen

People first discovered “salty licorice” cats with their distinctive white fur pattern in the Finnish village of Petagavesi more than 15 years ago.

When people first started observing cats with striking fur patterns living in the Finnish village of Petagavesi in 2007, scientists took notice.

See also  Tree rings offer insight into mysterious and devastating radiation storms

The cats wore dark-colored strands of fur that darkened at the root and faded to white. Now, researchers know what creates their unusual fur pattern: a mutation affecting a gene called KIT, which controls hair color.

the The cats have been nicknamed “salt licorice” cats.named after salmiak, a popular Finnish remedy made from black licorice speckled with white salt.

Explore these interesting new findings:

– Archaeologists excavating the city of Pompeii in southern Italy have discovered children’s sketches It depicts scenes of gladiators and hunters fighting animalsWhich indicates that young children witnessed violent performances firsthand.

– Observations of the Dinkenish asteroid captured by NASA’s Lucy mission reveal that a sun-driven earthquake may have created A puzzling, double-lobed moon orbits a space rock.

— The modern cockroach has a fascinating history that begins more than 2,000 years ago, and the insect’s path to becoming a pest includes… Rides in lunch baskets for soldiers and travelers.

Like what I read? Oh, but there’s more. Register here To receive in your inbox the next issue of Wonder Theory, brought to you by CNN Space and Science writers Ashley Strickland And Katie Hunt. They find wonder at planets beyond our solar system and discoveries from the ancient world.

Leave a Reply

Your email address will not be published. Required fields are marked *