Betelgeuse is bouncing again after blowing its high in 2019

Enlarge / Artist’s conception in 2021 offered a close-up of Betelgeuse’s irregular floor and its big, dynamic gasoline bubbles, with distant stars dotting the background. (credit score: European Southern Observatory)… Read more

Researchers zero in on the supply of quick radio bursts

Enlarge / An occasion on the floor of a magnetar might produce quick radio bursts. (credit score: NASA’s Goddard Area Flight Middle) Quick radio bursts are precisely what their identify… Read more

A collision strips darkish matter, begins star formation

Enlarge / The darkish matter-poor galaxies are so diffuse which you can see proper via them. (credit score: NASA, ESA, and P. van Dokkum) The Universe’s first galaxies are thought… Read more

We’ve been watching a failed star flip into a large planet

Enlarge / Picture of the AB Aurigae system, with particulars of the thing proven on the proper. (credit score: NASA, ESA, Thayne Currie) On some ranges, forming stars and planets… Read more

A cosmic thriller: Astronomers seize dying star blowing smoke rings

Enlarge / A rendering of the star V Hydrae, or V Hya for brief. In its loss of life throes, the star emitted a sequence of increasing rings that scientists… Read more

How would an Earth-like planet look in Alpha Centauri?

Enlarge / Artist’s impression of what an Earth-like planet may seem like in a close-by star system. (credit score: ESO/L. Calçada) We now know that our nearest neighbor, Proxima Centauri,… Read more

Mysterious X-rays could possibly be kilonova “afterglow” from 2017 neutron star merger

Enlarge / Artist’s illustration of the merger of two neutron stars to type a black gap (hidden inside vibrant bulge at heart of picture). The merger generates opposing, high-energy jets… Read more

New quick radio burst present in space that shouldn’t have any sources

Enlarge / Artist’s conception of a high-energy burst coming off the floor of a magnetar. (credit score: Goddard Area Flight Middle) Quick radio bursts had been an enigma after they… Read more

Astronomers remedy centuries-old thriller of supernova noticed in 1181

Enlarge / Hubble Area Telescope mosaic picture of the Crab Nebula, a six-light-year-wide increasing remnant of a star’s supernova explosion in 1054 CE (credit score: NASA/ESA/J. Hester & A. Loll… Read more

New evaluation confirms speculation for supply of mysterious auroral “dunes”

Revisiting the aurora “dunes”: A time-lapse video recorded by a Scottish aurora borealis hobbyist Graeme Whipps was used to find out the pace of the phenomenon at over 200 m/s.… Read more

The controversy continues: ‘Oumuamua could possibly be remnant of Pluto-like planet

ASU astrophysicists Steven Desch and Alan P. Jackson got down to clarify the odd options of ‘Oumuamua and have decided that it’s probably a chunk of a Pluto-like planet from… Read more

How the common-or-garden slime mould helped physicists map the cosmic internet

Enlarge / A reconstruction of the cosmic internet— an enormous community of filamentary constructions of matter spanning the universe—modeled on the expansion patterns of slime mould. (credit score: Joseph N.… Read more

Researchers suggest a supernova triggered the Late Devonian mass extinction

Enlarge / The Cassiopeia A supernova which left this remnant behind occurred about 11,000 mild years away—a lot too far to pose a major menace—and its wavefront doubtless reached Earth… Read more