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Astronomy news
Astronomers find evidence for three subpopulations of merging black holes
Astronomers analyzing gravitational-wave data from the LIGO-Virgo-KAGRA Collaboration have reported that merging binary black holes fall into three distinct categories. The study shows that the three subpopulations have their ...
Subaru Telescope sheds light on Jupiter Trojan asteroids' color mystery
Observations conducted with the Subaru Telescope and its first-generation wide-field camera, Suprime-Cam, have revealed new insights into the relationship between the color and size of Jupiter Trojan asteroids.
Astronomy
Apr 10, 2026
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Major new telescope on Chilean summit opens window on universe
Thirty-four years after Cornell University scientists first conceived it, the Fred Young Submillimeter Telescope (FYST) now rises above the Atacama Desert, near the summit of Cerro Chajnantor in Chile. FYST will help answer ...
Astronomy
Apr 10, 2026
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Peculiar core-collapse supernova breaks the mold with a long, dim plateau
Astronomers from the Chinese Academy of Sciences (CAS) have employed the Lijiang 2.4-m telescope to perform optical photometric and spectroscopic observations of a core-collapse Type IIP supernova designated SN 2024abfl. ...
ESA's Celeste broadcasts first navigation signal from low Earth orbit
The European Space Agency has achieved a European first with Celeste, successfully transmitting a navigation signal from low Earth orbit, following the launch of the mission's first satellites on March 28.
Astronomy
Apr 10, 2026
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Medieval Japanese poetry and buried trees help elucidate volatile space weather
On Earth, extreme solar activity often appears as beautiful, benign auroras. But venturing beyond the safety of the Earth's magnetic field, one faces the full brunt of a temperamental star that can suddenly erupt with flares ...
Astronomy
Apr 9, 2026
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New solar telescope turns sunspots into exoplanet-finding weapons
The Paranal solar ESPRESSO Telescope (PoET), installed at the European Southern Observatory's (ESO's) Paranal site in Chile, has made its first observations. The telescope will work with ESO's ESPRESSO instrument to study ...
Astronomy
Apr 9, 2026
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What if dark matter came in two states?
The absence of a signal could itself be a signal. This is the idea behind a new study published in the Journal of Cosmology and Astroparticle Physics, which aims to redefine how we search for dark matter, showing that it ...
Astronomy
Apr 9, 2026
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Student research on coronal holes improves space weather forecasting
Fast solar winds originating from the sun can have direct impacts on Earth—disrupting systems like GPS, aviation, electrical grids, and satellite and radio communications. A new paper by New Mexico State University astronomy ...
Astronomy
Apr 8, 2026
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Celestial wonders in Leo
Leo is a prominent sight for stargazers in April. Its famous sickle, punctuated by the bright star Regulus, draws many a beginning stargazer's eyes, inviting deeper looks into some of Leo's celestial delights, including a ...
Astronomy
Apr 8, 2026
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First close pair of supermassive black holes detected
Supermassive black holes at the centers of galaxies are one of the most active fields of research in astronomy. In order to accumulate their enormous masses, they must merge with each other. A research team led by Silke Britzen ...
Astronomy
Apr 7, 2026
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How Jupiter cultivated more large moons than Saturn
The two largest planets in our solar system, Jupiter and Saturn, also have the largest satellite systems, or the most moons. At present, Jupiter's reported moon count stands at more than 100 moons, and along with its many ...
Astronomy
Apr 7, 2026
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Astronomers discover Andromeda XXXVI, an ultra-faint dwarf satellite galaxy
By analyzing the data from the Pan-Andromeda Archaeological Survey (PandAS), European astronomers have discovered a new satellite of the Andromeda galaxy. The newfound object, which received the designation Andromeda XXXVI, ...
Astronomers thought the early universe was full of hydrogen: Now they've found it
The Eberly Telescope Dark Energy Experiment (HETDEX) has discovered tens of thousands of gigantic hydrogen gas halos, called "Lyman-alpha nebulae," surrounding galaxies 10 billion to 12 billion years ago. Known as Cosmic ...
Astronomy
Apr 6, 2026
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'Hot Jupiter' orbiting a metal-poor star discovered
Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new "hot Jupiter" exoplanet. The newfound alien world, designated TOI-7169 b, orbits a metal-poor star, which ...
Looking up? How to photograph the moon with your phone
Eyes are on the sky this week as four astronauts get the closest humans have been to the moon for more than 50 years on NASA's Artemis II mission. Join the millions of people looking up while it's on its way and we'll show ...
Astronomy
Apr 6, 2026
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Bennu sample reveals how water flowed through the newly forming asteroid
A team of US astronomers has carried out one of the deepest analyses to date of a sample from the asteroid Bennu, revealing new details about how water and organic material interacted during the earliest stages of the solar ...
TESS spots the rise of a black hole X-ray binary system
Designed to hunt for new alien worlds, NASA's Transiting Exoplanet Survey Satellite (TESS) has serendipitously observed the rising outburst of a black hole X-ray binary known as AT 2019wey. The observations, which may help ...
Exploding primordial black holes might have reshaped the early universe, and created all matter as we know it
The early universe is absolutely so far outside our understanding of how the world works it's hard to describe in words. Back then, the cosmos wasn't filled with stars and galaxies but with a boiling soup of quarks and gluons, ...
Astronomy
Apr 5, 2026
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Two's company: Scientists identify new class of star remnants
In about 5 to 8 billion years, our sun is expected to evolve into a white dwarf—an extremely dense, Earth-sized stellar remnant that has exhausted its fuel and shed its outer layer. But while our sun is a solitary star, research ...
Astronomy
Apr 4, 2026
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