Sentences with phrase «as supernova particles»

Not exact matches

The latest pop at an answer weaves astrophysics, particle physics and biochemistry into a startling proposal: that the stellar explosions known as supernovae are to blame.

There it is likely to be buffeted by winds of particles from supernovas that will be colder and denser than the solar wind, though still not as dangerous as Jupiter's radiation belts.

It is thought these rays come from some of the universe's most powerful particle accelerators, such as intense supernovae.

The results, presented April 15 at a conference in Geneva, may force scientists to rethink theories that focus on supernovas as the producers of these speedy particles.

The groups used different statistical approaches to subtract out the gamma - ray emission from normal astrophysical sources such as pulsars and supernovae to hunt for a dark matter signal, and each arrived at the same conclusion — that any gamma - ray light coming from dark matter must be generated by a relatively heavy particle.

This year, astronomers traced high - energy particles called cosmic rays back to their birthplaces in the debris clouds of supernovae — a feat that Science's editors chose as a runner - up for Breakthrough of the Year.

But in February, scientists discovered that stellar explosions known as supernovae act like particle accelerators, boosting protons» speeds enough to turn them into cosmic rays.

Some cosmic rays detected on Earth are produced in violent events such as supernovae, but we still don't know the origins of the highest - energy particles, which are the most energetic particles ever seen in nature.

One of the potentially lethal menaces of space travel comes from being bombarded with energized subatomic particles, expelled from solar flares and events such as supernovas.

Ever more sophisticated instruments, such as the gravitational wave observatory that yielded last week's breakthrough, generate new clues about black holes, neutron stars, supernovas, strange new particles.