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Can JWST see galaxies made of primordial stars?

All stars are composed of mostly hydrogen and helium, but most stars also have measurable amounts of heavier elements, which astronomers lump into the category of "metals." Our sun has more metals than most stars because the nebula from which it form.....»»

Category: topSource:  physorgNov 8th, 2022

Astronomers find galaxies in denser environments are as much as 25% larger than those in less dense regions

A team of astronomers using a Yale supercomputer have determined for the first time that galaxies in denser environments are as much as 25% larger than their counterparts in less dense regions of the universe......»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

"Mirror" nuclei help connect nuclear theory and neutron stars

Adding or removing neutrons from an atomic nucleus leads to changes in the size of the nucleus. This in turn causes tiny changes in the energy levels of the atom's electrons, known as isotope shifts. Scientists can use precision measurements of these.....»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

Are Andromeda and the Milky Way doomed to collide? Maybe not

Scientists discovered the Andromeda galaxy, known as M31, hundreds of years ago, and around a century ago, we realized that it had negative radial velocity toward the Milky Way. In other words, eventually, the two galaxies would merge spectacularly......»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

Webb captures new image of gassy baby stars

NASA's James Webb Space Telescope has captured a phenomenon for the very first time. The bright red streaks at top left of this June 20, 2024, image are aligned protostar outflows—jets of gas from newborn stars that all slant in the same direction......»»

Category: topSource:  pcmagRelated NewsAug 12th, 2024

Matt Damon stars in new Apple TV+ movie ‘The Instigators’ streaming now

Matt Damon and Casey Affleck star in the newest Apple original film The Instigators, streaming now on Apple TV+. The duo are reluctant partners in a heist to steal back the ill-gotten gains of a corrupt politician. Things get worse when the robbe.....»»

Category: topSource:  informationweekRelated NewsAug 9th, 2024

Ancient grains of dust from space can be found on Earth—and provide clues about the life cycle of stars

In space, there are clouds that contain gas and dust ejected from stars. Our solar system was formed 4.6 billion years ago from such a molecular cloud. Most of these dust grains were destroyed during solar system formation. However, a very small amou.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

Astronomers discover two new super-Earths orbiting nearby stars

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has detected two new super-Earth exoplanets orbiting nearby M-dwarf stars. The newfound exoplanets, designated TOI-6002 b and TOI-5713 b, are two times la.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

NASA Retires Asteroid-Hunting Telescope

NASA’s NEOWISE telescope has searched for asteroids, brown dwarfs and luminous galaxies. The spacecraft will soon burn up in Earth’s atmosphere.....»»

Category: scienceSource:  sciamRelated NewsAug 8th, 2024

How Do Stars Really Die?

There’s more than one way for a star to die. Some go with a whimper, and some go with a very, very big bang.....»»

Category: scienceSource:  sciamRelated NewsAug 8th, 2024

Newly-discovered star could provide new insights into the evolution of stars

A new study published in The Astrophysical Journal, led by Assistant Professor of Astronomy Rana Ezzeddine and UF alumnus Jeremy Kowkabany, with collaborators, reports the discovery of a star that challenges astronomers' understanding of star evoluti.....»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

GM CEO Mary Barra guest stars in Mohawk Chevrolet"s viral video parody on TikTok

Mohawk Chevrolet’s TikTok series, “The Dealership,” shows co-creator Grace Kerber visiting GM headquarters to pitch a rebrand of the Silverado pickup......»»

Category: topSource:  autonewsRelated NewsAug 6th, 2024

Astronomers discover new supergiant-rich stellar cluster

Astronomers report the discovery of a new galactic stellar cluster located some 24,000 light years away. The newfound cluster, which received the designation Barbá 2, turns out to host at least several supergiant stars. The finding was detailed in a.....»»

Category: topSource:  physorgRelated NewsAug 6th, 2024

Hubble images a pair of tiny dwarf galaxies

A pair of new Hubble images show small dwarf galaxies, one of which is thought to be the result of a historical merger......»»

Category: topSource:  digitaltrendsRelated NewsAug 3rd, 2024

Another Apple ad campaign crashes and burns under pressure from viewers

Just two weeks after release, the latest chapter of Apple's "The Underdogs: OOO" has been pulled, under withering criticism from the Thailand government and viewers.Actor and comedian Mia Schauffler stars in a new "Underdogs" ad for AppleBack in 2019.....»»

Category: appleSource:  appleinsiderRelated NewsAug 3rd, 2024

What’s new on Apple TV+ this month (August 2024)

This August, Apple TV+ adds even more stars, highlighted by Vince Vaughn in Bad Monkey, and Matt Damon and Casey Affleck in original film The Instigators......»»

Category: topSource:  digitaltrendsRelated NewsAug 2nd, 2024

Astronomers use AI to find elusive stars "gobbling up" planets

Astronomers have recently found hundreds of "polluted" white dwarf stars in our home galaxy, the Milky Way. These are white dwarfs caught actively consuming planets in their orbit. They are a valuable resource for studying the interiors of these dist.....»»

Category: topSource:  pcmagRelated NewsAug 1st, 2024

Researchers think AI and lasers might help us talk to aliens 

Humanity has been searching for extraterrestrial life for decades and trying to communicate with potentially advanced civilizations beyond the stars. So far, the SETI (search … The post Researchers think AI and lasers might help us talk to alie.....»»

Category: gadgetSource:  bgrRelated NewsJul 31st, 2024

Webb confirms: Big, bright galaxies formed shortly after the Big Bang

Structure of galaxy rules out early, bright objects were supermassive black holes. Enlarge / Some of the galaxies in the JADES images. (credit: NASA, ESA, CSA, M. Zamani) One of the things that the James Webb Space Teles.....»»

Category: topSource:  arstechnicaRelated NewsJul 31st, 2024

The best shows on Hulu right now (August 2024)

Dive into the fourth season of Only Murders in the Building, a perfect summer watch with a slew of new actors joining as guest stars this season......»»

Category: topSource:  digitaltrendsRelated NewsJul 31st, 2024

Astronomers explain rapid formation of organic macromolecules in protoplanetary disks around young stars

An international team of researchers led by the University of Bern has used observation-based computer modeling to find an explanation for how macromolecules can form in a short time in disks of gas and dust around young stars. These findings could b.....»»

Category: topSource:  physorgRelated NewsJul 30th, 2024