Using ESA's INTEGRAL spacecraft, astronomers have detected exceptionally bright X-ray flares from the Cygnus X-1 X-ray binary system. This is the first time that such strong flaring activity has been observed in this system ...
Using the upgraded Giant Metrewave Radio Telescope (uGMRT), astronomers have performed radio observations of the Ophiuchus galaxy cluster. Results of the observations, published August 26 in The Astrophysical Journal, deliver ...
This NASA/ESA Hubble Space Telescope image zooms in on the feathery spiral arms of the galaxy NGC 45, which lies just 22 million light-years away in the constellation Cetus (the Whale).
Astronomy
Aug 18, 2025
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The swirling spiral galaxy in this NASA/ESA Hubble Space Telescope image is NGC 3285B, which resides 137 million light-years away in the constellation Hydra (the Water Snake). Hydra has the largest area of the 88 constellations ...
Astronomy
Jul 28, 2025
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The race to connect the world through satellite internet has created an unexpected casualty: our view of the cosmos. A new study reveals that major satellite constellations, including Starlink, BlueBird, and OneWeb, are significantly ...
Astronomy
Jul 15, 2025
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A massive, spacetime-warping cluster of galaxies is the setting of today's NASA/ESA Hubble Space Telescope image. The galaxy cluster in question is Abell 209, located 2.8 billion light-years away in the constellation Cetus ...
Astronomy
Jul 14, 2025
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Argentinian astronomers have employed the upgraded Giant Metrewave Radio Telescope (uGMRT) to perform high-resolution radio observations of a nearby spiral galaxy designated NGC 4527. Results of the observational campaign, ...
GJ504b is an exoplanet orbiting a sun-like star GJ 504. It is estimated to be three to six times more massive than Jupiter, making it the lowest-mass planet ever directly imaged. This faint and cold planet, often referred ...
Astronomy
Jun 19, 2025
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By analyzing the data from the DESI Legacy Imaging Survey, Chinese astronomers have investigated a globular cluster known as NGC 5634. Results of the new study, published June 5 on the arXiv pre-print server, provide more ...
Betelgeuse is one of the most well-known stars in the night sky. Located about 640 light years from Earth in the constellation Orion, it's a red supergiant nearing the end of its life, destined to explode as a supernova. ...
Astronomy
May 30, 2025
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