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Archive for the ‘cosmology’ category: Page 129

Sep 23, 2022

Scientists Discover the Nearest Black Hole to Our Solar System Ever Found

Posted by in categories: computing, cosmology, physics

Astronomers have recently found the nearest known black hole to our solar system. According to scientists, the black hole is 1,570 lightyears away and ten times larger than our sun.

Known as Gaia BH1, the research was led by Harvard Society Fellow astrophysicist Kareem El-Badry, with the Harvard-Smithsonian Center for Astrophysics (CfA) and the Max Planck Institute for Astronomy (MPIA).

In addition, El-Badry worked with researchers from CfA, MPIA, Caltech, UC Berkeley, the Flatiron Institute’s Center for Computational Astrophysics (CCA), the Weizmann Institute of Science, the Observatoire de Paris, MIT’s Kavli Institute for Astrophysics and Space Research, and other universities.

Sep 22, 2022

Bubble of hot electrons seen hurtling around our galaxy’s black hole

Posted by in category: cosmology

For about two hours, a bubble of extremely hot electrons whirled around the Milky Way’s supermassive black hole at 30 per cent of the speed of light, and then it was destroyed.

Sep 22, 2022

Look! Astronomers find a hot ball of plasma circling the Milky Way’s massive black hole

Posted by in category: cosmology

This bubble takes just about an hour to whip around a black hole.


This bubble that circles the event horizon of Sgr A takes just 70 minutes to whip around the black hole. It was observed by the Event Horizon Telescope.

Sep 20, 2022

Sailing Light to an Asteroid NEA Scout with Les Johnson

Posted by in category: cosmology

Sailing on light pressure to Near Earth Asteroid (NEA) 2020 GE NEA Scout will be the first mission to use solar light as propulsion to reach a destination in space. It will be launched to the moon by NASA’s Artemis I Space Launch System rocket and sail from there to the asteroid. Learn about this exciting mission directly from Dr. Les Johnson, the Principal Investigator of the light sail.

Worm-hole generators by the pound mass: https://greengregs.com/

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Sep 16, 2022

Black Holes May Be Covered in Vortex Structures According to New Study

Posted by in categories: bitcoin, cosmology, cryptocurrencies, quantum physics

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Hello and welcome! My name is Anton and in this video, we will talk about.
Links:
https://www.science.org/doi/10.1126/science.1060182
https://arxiv.org/pdf/1609.01639.pdf.
https://www.nsf.gov/news/mmg/mmg_disp.jsp?med_id=59577&from=
https://www.rle.mit.edu/cua_pub/ketterle_group/Projects_2001…Vortex.htm.
https://dx.doi.org/10.1103/PhysRevLett.129.061302
ISS experiments: https://youtu.be/UEEccJLYVXM
Another similar finding: https://youtu.be/FsTbMfQP7b0
#quantumphysics #blackhole #vortex.

Continue reading “Black Holes May Be Covered in Vortex Structures According to New Study” »

Sep 16, 2022

This cosmic object was pivotal in the first picture of the Milky Way’s black hole

Posted by in category: cosmology

A beacon of distant light facilitated a special photo, and it’s now the subject of a new study.


A bright and messy extragalactic den helped us take a special space photo with the Event Horizon Telescope.

Sep 15, 2022

Mini Interferometers Offer Impressive Sensitivity

Posted by in categories: cosmology, physics

A sensor containing thumbnail-sized interferometers might help astronomers detect gravitational waves emitted from certain black hole mergers.

Sep 15, 2022

Satellite Confirms the Principle of Falling

Posted by in categories: cosmology, education

The MICROSCOPE satellite experiment has tested the equivalence principle with an unprecedented level of precision.

At an early age, we have all been taught one of the most counterintuitive facts about the physical world: two objects of unequal mass dropped in a vacuum will reach the ground simultaneously. Galileo allegedly tested this equivalence principle from the top of the Leaning Tower of Pisa in Italy, and so did the astronaut David Scott by dropping a hammer and a falcon feather at the surface of the Moon in 1971. And yet, we may find these observations disconcerting, as common sense would tell us that a heavier object should fall faster than a lighter one. But gravity is a peculiar interaction. To understand this force—and what it might tell us about other mysteries, such as dark matter and dark energy—we need to test it with ever-increasing precision. The new results by the space-borne MICROSCOPE mission have done just this.

Sep 15, 2022

Why black holes spin at nearly the speed of light

Posted by in category: cosmology

Black holes aren’t just the densest masses in the Universe, but they also spin the fastest of all massive objects. Here’s why it must be so.

Sep 15, 2022

Astronomers can now predict an oncoming supernova just a few years in advance

Posted by in category: cosmology

We’re looking at you, Betelgeuse.

A team of astronomers believes they have found an effective method for predicting a supernova, a report from Space.com reveals. While stars do expand to massive sizes and become red giants before their demise, we have had no way of knowing how long it will take for a red giant to go supernova. It could take hundreds of thousands, if not millions, of years.

All of that has just changed though, thanks to a team of astronomers that has devised a method for spotting stars that are likely to supernova within only a few years — a tiny fraction of time in the context of astronomy.

Continue reading “Astronomers can now predict an oncoming supernova just a few years in advance” »