Sentences with phrase «by exploding stars»

«Cosmic rays, tiny particles from across the Universe accelerated to close to the speed of light by exploding stars, have been thought to play a part in thundery weather down on Earth, but our work provides new evidence that similar, if lower energy, particles created by our own Sun also affect lightning.»

Outer space may look mostly empty, but it's actually packed with cosmic radiation — gamma rays and charged particles produced by exploding stars, black holes and other violent astrophysical phenomena.

That's because they may have been created by an exploding star and delivered to Earth by an asteroid billions of years ago.

The material blasted out by an exploding star moves so quickly that it creates a shock wave which can accelerate protons and form cosmic rays.

And it might have been blown out of our galaxy by an exploding star known as a type 1a supernova.

High - energy particles driven through the laboratory ceiling by exploded stars far away in the Galaxy — the cosmic rays — liberate electrons in the air, which help the molecular clusters to form much faster than climate scientists have modeled in the atmosphere.

Not exact matches

As part of its turn rightward, the NRA has developed its own media profile led by spokeswoman Dana Loesch, who stars in videos that present an ominous view of an America engulfed in a barely contained conflict that threatens to explode into violence.

Then by extrapolation every star that we humans have seen explode, i.e. every nova, outside a 10,000 light year distance, never really existed.

While gourmet private chef - prepared meals, maximized privacy and security, uber - tailored guest service and 5 - star accommodations and amenities are chief reasons the trend toward private villa lodging is exploding, an elite few like Casa Dos Cisnes have offerings far beyond that don't just rival, but far exceed, those offered by high - end resorts — including those elite Penthouse suites.

While maximized privacy and security, uber - tailored guest service and 5 - star accommodations and amenities are chief reasons the trend toward private villa lodging is exploding, an elite few have offerings far beyond that don't just rival, but far exceed, those offered by high - end resorts, including their elite Penthouse suit options.

The supernova, known as SN1987A, was first seen by observers in the Southern Hemisphere in 1987 when a giant star suddenly exploded at the edge of a nearby dwarf galaxy called the Large Magellanic Cloud.

You Are Stardust begins by introducing the idea that every tiny atom in our bodies came from a star that exploded long before we were born.

Space is permeated by cosmic rays, which are high - speed particles produced by powerful events like flares on the Sun or exploding stars in deep space.

This allowed the international team to determine that the explosion was a Type IIb supernova: the explosion of a massive star that had previously lost most of its hydrogen envelope, a species of exploding star first observationally identified by Filippenko in 1987.

Taken with the orbiting Chandra Observatory, it shows the hottest, most violent objects in the galaxy: black holes gobbling down matter, gas heated to millions of degrees by dense, whirling neutron stars, and the high - energy radiation from stars that have exploded, sending out vast amounts of material that slam into surrounding gas, creating shock waves that heat the gas tremendously, generating X-rays.

When the debris thrown up by two exploding stars collides, suggests a new analysis of the mysterious Honeycomb Nebula (pictured).

The quick transformations, they say, are probably driven by a pulsar — the rapidly spinning core of an exploded star — visible as the leftmost of the two bright dots in this image.

Instead, the signal could be produced by amplified cosmic rays generated when particularly large stars explode, says Peter Biermann of the Max Planck Institute for Radioastronomy in Bonn, Germany, and colleagues.

The same can't be said about dark energy, a truly astonishing discovery made by astronomers a decade ago while observing distant exploding stars.

There, young stars, born during the merger, will explode as supernovas, and a quasar — a giant black hole ignited by the galactic collision — might spew energetic radiation.

Cass A (1680): This star exploded nearly unnoticed, with only a possible identification by John Flamsteed, England's first Astronomer Royal.

New work from a team of Carnegie cosmochemists published by Science Advances reports analyses of carbon - rich dust grains extracted from meteorites that show that these grains formed in the outflows from one or more type II supernovae more than two years after the progenitor stars exploded.

According to the model, the ratios of aluminum isotopes can be explained by the parent isotope having been injected in a one - time event into the planet - forming disk by a shock wave from an exploding star and then traveling both inward and outward in the disk.

The phenomenon starts when a star explodes with a bright flash, caused by a shock wave emerging from the surface of the progenitor stars after the core collapse phase.

By eating mussels on the low shores in Oregon, sea stars keep those populations in check so the bivalves don't explode in numbers, at the expense of other organisms.

They could have emerged from gamma - ray bursts, mysterious and short - lived cataclysms that briefly rank as the brightest objects in the universe; shock waves from exploding stars; or so - called blazars, jets of energy powered by supermassive black holes.

Two teams, led by Saul Perlmutter of the Lawrence Berkeley Laboratory in California and Alex Filippenko of the University of California at Berkeley, observed scores of distant «Type Ia» supernovae, in which one star in a binary pair explodes.

By the time Perlmutter began his quest, a number of researchers — among them supernova guru Robert Kirshner of Harvard — had identified that a class of exploding stars could light a path through such difficulties.

Last week, a team led by astrophysicist Marco Tavani of the University of Rome Tor Vergata announced the detection of energetic gamma - ray flashes from the Crab Nebula, while other scientists have also found the x-rays of this glowing remnant of an exploded star to be not as steady as they thought.

Gravity waves should be generated by many sources, including colliding black holes and exploding stars, but LISA should also be able to detect waves created immediately after the birth of the cosmos.

A lot of the techniques he used to detect the transient bright spots produced when massive stars explode could theoretically also be used to spot the cosmic show produced by two colliding neutron stars, he knew.

The Caltech Center for Advanced Computing Research's VOEventNet project, which created a virtual observatory by linking a number of telescopes, introduced a software program this week that works with Sky, allowing users to post and view images and video of transient phenomena such as exploding and colliding stars, gamma - ray bursts, and supernovae within minutes of their detection.

The interstellar gas is blown about by shock waves from exploding stars that can propel it at thousands of kilometres per second — fast enough to cross the Earth in...

The theory goes that before exploding, the progenitor star has its hydrogen outer coat stolen by a companion star in orbit around it, but astronomers have never before been able to spot the thieving companion because the supernova is so bright.

The speeding wave is plowing into a ring of debris cast out by the star some 20,000 years before it exploded.

NASA's Chandra X-ray Observatory has detected the gas surrounding the exploded star heated to 10 million kelvins by the shock wave's passage.

Residing in the plane of the Milky Way, where it can not be observed by optical telescopes because of obscuring clouds of interstellar dust, Circinus X-1 is the glowing husk of a binary star system that exploded in a supernova event just 2,500 years ago.

By gathering energetic X-rays, it will study the physics of black holes, the evolution of galaxy clusters, and the formation of heavy elements — crucial for life — in exploding stars.

There's a struggle (with an observatory door), the element of surprise (an unexpected burst on a photographic plate), disbelief (by our protagonist and a collaborator), a scramble (to figure out how to report the discovery of the supernova), and an action scene that seems impossibly quaint: A driver races to the nearest town 100 kilometers away to send a telegram and alert the world that 166,000 light - years away, a star has exploded.

By the time the star explodes, the core is spinning too slowly to make a pulsar.

Ray Jayawardhana: It is a clue that most likely, these high energy neutrinos come either from jets of particles that are accelerated by super massive black holes at the hearts of galaxies, or from really gigantic stars that explode at the end of their lives that also produce a phenomenon we call gamma ray bursts, which also might accelerate particles to very high speeds and energies.

Now, a team led by Stephen Smartt of Queen's University in Belfast, UK, has found four of these «progenitor» stars in old Hubble Space Telescope images fortuitously taken before the stars exploded.

One digs into the earth while the other looks at the sky, and a stone tool once wielded by Homo erectus couldn't be more different from an exploding star at the edge of the visible universe.

That would include lower - energy, harder - to - detect antineutrinos created by massive stars that exploded billions of years ago.

Exploding stars seen across immense distances show that the cosmic expansion may be accelerating — a sign that the universe may be driven apart by an exotic new form of energy

A group of scientists led by researchers at Cardiff University have discovered a rich inventory of molecules at the centre of an exploded star for the very first time.

And then I also thought about the fact that over the history of the life of the universe, neutrinos are not just produced by the sun, but when stars explode in a supernova, the most brilliant fireworks in the universe, as brilliant as those fireworks are, less than 1 percent of the energy of the star is coming out in light; 99 percent is coming out as neutrinos and so neutrinos are being, [and] every time [a star explodes there's] an incredible burst of neutrinos.

And we estimate [d] what it might be — at a time, by the way, before 1987; before we'd ever seen a star explode and produce neutrinos, so no one really knew if it happened.

As they spiraled together, this period shortened until the stars merged and exploded, upping their brightness by 10,000 times.

A speedy proton may have been propelled by the shock wave of an exploding star.