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Astronomy 8 hours ago

Hungry, hungry white dwarfs: Solving the puzzle of stellar metal pollution

Dead stars known as white dwarfs, have a mass like the sun while being similar in size to Earth. They are common in our galaxy, as 97% of stars are white dwarfs. As stars reach the end of their lives, their cores collapse ...

Astronomy 10 hours ago

Solar orbiter takes a mind-boggling video of the sun

You've seen the sun, but you've never seen the sun like this. This single frame from a video captured by ESA's Solar Orbiter mission shows the sun looking very fluffy! You can see feathery, hair-like structures made of plasma ...

Astronomy 10 hours ago

What can AI learn about the universe?

Artificial intelligence and machine learning have become ubiquitous, with applications ranging from data analysis, cybersecurity, pharmaceutical development, music composition, and artistic renderings.

Astronomy 15 hours ago

Astronomers inspect population of young stellar objects in open cluster NGC 346

Using the James Webb Space Telescope (JWST), an international team of astronomers has explored young stellar objects (YSOs) in an open cluster known as NGC 346. The study, published April 24 on the preprint server arXiv, ...

Astronomy May 2, 2024

Fluidic telescope (FLUTE): Enabling the next generation of large space observatories

The future of space-based UV/optical/IR astronomy requires ever larger telescopes. The highest priority astrophysics targets, including Earth-like exoplanets, first generation stars, and early galaxies, are all extremely ...

Astronomy May 2, 2024

X-ray satellite XMM-Newton sees 'space clover' in a new light

Astronomers have discovered enormous circular radio features of unknown origin around some galaxies. Now, new observations of one dubbed the Cloverleaf suggest it was created by clashing groups of galaxies.

Planetary Sciences May 2, 2024

TOI-837 b is a young Saturn-sized exoplanet with a massive core, observations find

European astronomers have performed photometric and spectroscopic observations of a distant giant exoplanet known as TOI-837 b. As a result, they found that TOI-837 b is a young Saturn-sized planet containing a massive core, ...

Astronomy May 1, 2024

NASA/JAXA's XRISM mission captures unmatched data with just 36 pixels

At a time when phone cameras are capable of taking snapshots with millions of pixels, an instrument on the Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) satellite captures revolutionary science with just 36 of ...

Astronomy May 1, 2024

A 'cosmic glitch' in gravity: New model may explain strange behavior on a cosmic scale

A group of researchers at the University of Waterloo and the University of British Columbia have discovered a potential "cosmic glitch" in the universe's gravity, explaining its strange behavior on a cosmic scale.

Astronomy May 1, 2024

Euclid telescope: Scientist reports on his quest to understand the nature of dark matter and dark energy

On July 1, 2023, Euclid, a unique European space telescope was launched from Cape Canaveral. The launch was undoubtedly the highlight of my career as an astronomer, but witnessing the result of years of work being put on ...

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