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Astronomy news

Release of Type Ia supernovae data may hold key to the history of the universe
A unique dataset of Type Ia supernovae being released today could change how cosmologists measure the expansion history of the universe.
Astronomy
Feb 14, 2025
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FAST uncovers emission properties of three long-period pulsars
Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST), astronomers have investigated the emission properties of three long-period pulsars. Results of the observational campaign are presented in a research ...

From collisions to stellar cannibalism—the surprising diversity of exploding white dwarfs
Astrophysicists have unearthed a surprising diversity in the ways in which white dwarf stars explode in deep space after assessing almost 4,000 such events captured in detail by a next-gen astronomical sky survey. Their findings ...
Astronomy
Feb 14, 2025
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SPHEREx space telescope will seek life's ingredients
Where is all the water that may form oceans on distant planets and moons? The SPHEREx astrophysics mission will search the galaxy and take stock.
Astronomy
Feb 13, 2025
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Star cluster reveals its colors in stunning 80-million-pixel image
The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as captured by ESO's Visible and Infrared Survey Telescope for Astronomy (VISTA), operating in Chile's Atacama ...
Astronomy
Feb 13, 2025
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Phoenix galaxy cluster caught in the act of extreme cooling
The core of a massive cluster of galaxies appears to be pumping out far more stars than it should. Now researchers at MIT and elsewhere have discovered a key ingredient within the cluster that explains the core's prolific ...
Astronomy
Feb 13, 2025
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NASA telescopes deliver stellar bouquet in time for Valentine's day
A bouquet of thousands of stars in bloom has arrived. This composite image contains the deepest X-ray image ever made of the spectacular star-forming region called 30 Doradus.
Astronomy
Feb 12, 2025
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Gas motion in the Centaurus galaxy cluster challenges star formation assumptions
Kokoro Hosogi, a physics student at The University of Alabama in Huntsville (UAH), has achieved a rare honor for an undergraduate: her contributions are being recognized in a study published in the journal Nature. The researcher ...
Astronomy
Feb 12, 2025
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Unexpected TV signal leads to a new method for filtering out unwanted radio frequencies
Astronomers sifting through data from the Murchison Widefield Array, a radio telescope in Western Australia, found themselves confronting an unexpected mystery.
Astronomy
Feb 12, 2025
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First ultra-high-energy neutrino detected in deep-sea telescope
An extraordinary event consistent with a neutrino with an estimated energy of about 220 PeV (220 x 1015 electron volts or 220 million billion electron volts), was detected on February 13, 2023, by the ARCA detector of the ...
Astronomy
Feb 12, 2025
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Astronomers unveil spectro-polarimetric properties of X-ray binary GX 9+1
Using the X-ray Polarimetry Explorer (IXPE) and Neutron star Interior Composition Explorer (NICER), Indian astronomers have observed an X-ray binary system known as GX 9+1. Results of the observational campaign, presented ...

Astronomers uncover details of pulsar M53A's spin and motion
Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST) and by analyzing archival Arecibo Observatory data, astronomers have investigated a distant pulsar designated PSR B1310+18A. Results of the new study, ...

Astronomers announce largest collection of comets found outside our solar system
For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are orbiting.
Astronomy
Feb 11, 2025
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Supercomputer simulations of giant radio galaxy formation challenge current theoretical models
Enabled by supercomputing, University of Pretoria (UP) researchers have led an international team of astronomers that has provided deeper insight into the entire life cycle (birth, growth and death) of giant radio galaxies, ...
Astronomy
Feb 11, 2025
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Astronomers investigate the evolution of a newly detected supernova
An international team of astronomers has investigated a newly detected Type II supernova designated SN 2024jlf. The new study, detailed in a paper published Jan. 30 on the arXiv pre-print server, yields important information ...

Could a climate megaproject cloud Chile's unparalleled views of universe?
As night falls on the Atacama desert in northern Chile four giant telescopes turn their gaze towards the star-strewn heavens.
Astronomy
Feb 11, 2025
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Does the universe behave the same way everywhere? Weak gravitational lensing could provide an answer
A study published in the Journal of Cosmology and Astroparticle Physics (JCAP) presents a methodology to test the assumption of cosmic homogeneity and isotropy, known as the Cosmological Principle, by leveraging weak gravitational ...
Astronomy
Feb 11, 2025
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Massive stellar feedback influences star formation, finds study of W4 super-large HII region
A new study has unveiled new insights into the effects of massive stars on nearby molecular gas and star formation in the W4 super-large HII region.
Astronomy
Feb 10, 2025
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A rare type of supernova: Researchers reveal its explosion mechanisms
An international research team led by the Yunnan Observatories of the Chinese Academy of Sciences has made significant advancements in the observational study of the metamorphic supernova SN 2014C. Their work provides crucial ...
Astronomy
Feb 10, 2025
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The Westerlund 1 star cluster: Hubble unveils detailed structure
Using the Hubble Space Telescope (HST), astronomers have observed a supermassive galactic open cluster designated Westerlund 1. Results of the study, published Jan. 28 on the pre-print server arXiv, yield essential details ...
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