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Astronomy Jul 24, 2024

Galaxy clusters could be used as dark matter colliders to understand nature of invisible particles, say scientists

What is dark matter? Even for astrophysicists, it's a question that remains unanswered. These invisible particles make up most of the matter in the universe and about a quarter of the universe as a whole. They are thought ...

Astronomy Jul 22, 2024

Astrophysicists uncover supermassive black hole/dark matter connection in solving the 'final parsec problem'

Researchers have found a link between some of the largest and smallest objects in the cosmos: supermassive black holes and dark matter particles.

Astronomy Jul 22, 2024

Study investigates optical variability of blazar S5 0716+714

Using the TÜBİTAK National Observatory, astronomers from Turkey and India have observed a bright blazar known as S5 0716+714. Results of the observational campaign, published July 12 on the pre-print server arXiv, yield ...

Other Jul 20, 2024

Saturday Citations: Scientists study monkey faces and cat bellies; another intermediate black hole in the Milky Way

This is not a rerun of last week's roundup; another group of astronomers found a second intermediate-mass black hole in the Milky Way and I can't avoid highlighting it. They're cool! They may have formed in the primordial ...

Astronomy Jul 18, 2024

Another intermediate-mass black hole discovery at the center of our galaxy

While researching a cluster of stars in the immediate vicinity of the supermassive black hole SgrA* (Sagittarius A*) at the center of our galaxy, an international team of researchers led by PD Dr. Florian Peißker has found ...

Astronomy Jul 17, 2024

Researchers reveal parsec-scale radio emission properties of dual AGNs by multi-phase-center VLBI observations

Galaxy mergers play a crucial role in the cosmological evolution of galaxies. During galaxy merging, tidal torques can trigger the accretion and feedback of the central black holes in merging galaxies, forming dual active ...

Astronomy Jul 16, 2024

Astronomers discover what may be 21 neutron stars orbiting sun-like stars

Most stars in our universe come in pairs. While our own sun is a loner, many stars like our sun orbit similar stars, while a host of other exotic pairings between stars and cosmic orbs pepper the universe. Black holes, for ...

Astronomy Jul 16, 2024

Garden-sprinkler-like jet spotted shooting out of neutron star

A strange 'garden sprinkler-like' jet coming from a neutron star has been pictured for the first time.

Astronomy Jul 15, 2024

Supermassive black holes have masses of more than a million suns—but their growth has slowed as the universe has aged

Black holes are remarkable astronomical objects with gravity so strong that nothing, not even light, can escape them. The most gigantic ones, known as "supermassive" black holes, can weigh millions to billions times the mass ...

Other Jul 13, 2024

Saturday Citations: The first Goldilocks black hole; Toxoplasma gondii metabolism; pumping at the speed of muscle

This week: Physicists conducted a biological study, engineers built a waste-recycling suit for astronauts (and worm riders), and astronomers identified the first known intermediate-mass black hole, and it's right here in ...

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