close

Astronomy & Space

Astronomy & Space

Astronomers Use Rare ‘Cosmic Magnifying Glasses’ to Discover a Supernova Explosion

The discovery of a supernova explosion via rare "cosmic magnifying glasses" most likely refers to gravitational lensing. Gravitational lensing is a prediction of Albert Einstein's general theory of relativity that occurs when the gravitational field of a massive object, such as a galaxy or galaxy cluster, bends and distorts light from a distant background object, such as a supernova. An international team of scientists recently discovered an extremely rare gravitationally lensed supernova known as 'SN Zwicky.' The supernova, which was located more than 4 billion light years away, was magnified nearly 25 times by a foreground galaxy acting as a
Astronomy & Space

In the new space race, scientists argue that geoarchaeology can help preserve space legacy.

As another space race warms up, two specialists from the Kansas Land Study at the College of Kansas and their partners have proposed a new logical subfield: planetary geoarchaeology, the investigation of how social and regular cycles on Earth's moon, on Mars, and across the planetary group might be modifying, protecting, or obliterating the material record of room investigation. "As of not long ago, we should seriously mull over the material abandoned during the space race of the mid-twentieth century as generally protected," said Justin Holcomb, postdoctoral scientist at the Kansas Land Study, based at the College of Kansas, and
Astronomy & Space

Looking deeper into catastrophic neutron star collisions to discover the sources of heavy elements

The gold that makes up your most valuable gems might have been fashioned in a fierce, vast impact millions or billions of light years away between two neutron stars. A new examination tries to all the more likely figure out this cycle. There is just one affirmed site in the universe fit for creating conditions sufficiently outrageous to start the creation cycle for the overwhelming majority of the heaviest components known to mankind, including gold, platinum, uranium, and neutron star consolidations. These consolidations are the main occasion to date that can create the amazing densities and temperatures expected to drive
Astronomy & Space

The stickiness of cosmic dust aggregates depends on their size, either sticking or bouncing.

Microparticle dust totals, which are remembered to assume a part in the development of new planets, are less inclined to remain together after an impact when the totals are bigger. There is evidence to suggest that cosmic dust microparticles collide and stick together to form larger dust masses that may one day combine to form planets. Mathematical models that precisely describe the circumstances expected for impacting microparticle totals to remain together instead of being separated are subsequently vital to figuring out the advancement of planets. Ongoing demonstration suggests that residue totals are less inclined to remain together after an impact
Astronomy & Space

Astronomers have discovered the First Radiation Belt seen beyond our Solar System

The discovery of a radiation belt outside our solar system would be a significant and game-changing discovery in the field of astronomy. Radiation belts are areas of charged particles trapped by a planet's magnetic field, primarily electrons and protons. The Van Allen radiation belts are the most well-known radiation belts that exist around the Earth. Astronomers used a coordinated array of 39 radio dishes from Hawaii to Germany to obtain high-resolution images of the first radiation belt observed outside our solar system. Images of an ultracool dwarf's persistent, intense radio emissions reveal the presence of a cloud of high-energy electrons
Astronomy & Space

A research team has discovered massive swirling waves near the border of Jupiter’s magnetosphere.

The Southwest Research Institute (SwRI) and The University of Texas at San Antonio (UTSA) led a team that discovered that NASA's Juno spacecraft frequently encounters enormous swirling waves at the boundary between Jupiter's magnetosphere and the solar wind. The waves are a significant cycle for moving energy and mass from the sun-based breeze, a flood of charged particles radiated by the sun, to planetary space conditions. These phenomena occur when a significant difference in velocity forms across the boundary between two regions in space, as noted by Jake Montgomery, a doctoral student in the joint space physics program between UTSA
Astronomy & Space

Extragalactic magnetic field changes can be used to reveal the invisible.

Attractive fields are normal all through the universe, yet they are amazingly testing to review. They don't straightforwardly radiate or mirror endless light from up and down the electromagnetic range, but they remain the essential purveyors of astrophysical information. All things being equal, scientists have needed to track down what might be compared to grandiose iron filings—mmatter in worlds that is delicate to attractive fields and furthermore transmits light set apart by the fields' design and force. A group of Stanford astrophysicists has examined infrared signals from precisely such a material, magnetically aligned dust grains embedded in the cold, dense
Astronomy & Space

Artificial intelligence gives fresh insights into the solar magnetic field.

Using artificial intelligence, researchers at the University of Graz and Skoltech were able to simulate the magnetic field in the sun's upper atmosphere in quasi-real time, resulting in a significant advance in solar physics. The results of this study, which were published in Nature Astronomy, hold a lot of promise for improving our comprehension of how the sun behaves and how it affects space weather. The sun-powered attractive field is the primary driver of room climate, which can harm basic foundations like power, flying, and our space-based innovation. The primary wellspring of extreme space climate occasions are sun-oriented dynamic districts,
Astronomy & Space

Astrophysicists have discovered three brilliant red quasars with magnificent quasar-driven superbubbles.

A group of astrophysicists with individuals from China, the U.S., and Germany has found ionized gas nebulae encompassing three glowing red quasars, highlighting sets of "superbubbles." In their review, announced in the journal Science Advances, the group spotted and dissected the superbubbles, utilizing information from the Gemini North telescope in Hawaii. Because bright, supermassive black holes are known to produce galactic winds with outflows measuring tens of parsecs, previous research has suggested that quasars may play a role in the formation of galaxies. However, most of the dynamics of these quasars have remained a mystery. In this new endeavor, the
Astronomy & Space

The Webb Space Telescope has revealed the moment of stellar birth, as well as a spectacular close-up of 50 young stars.

One of the best cosmic images ever taken by the Webb Space Telescope marks one year of observations: the dramatic close-up of dozens of stars as they emerge from their parent galaxy. NASA uncovered the most recent preview Wednesday, uncovering 50 child stars in a cloud complex 390 light-years away. A light year is approximately 9.7 trillion kilometers, or nearly 6 trillion miles. The locale is moderately little and calm yet loaded with enlightened gases, planes of hydrogen, and, surprisingly, thick cases of residue with the fragile starting points of significantly more stars. The youthful stars give off the impression