I/ATLAS, the interstellar object discovered in 2025, reveals the estimated population, composition, and distribution of ...

The Milky Way was once a textbook example of how a spiral galaxy should form and evolve. Now a wave of new observations and ...

The Milky Way is not the neat, flat pinwheel many of us learned about in school. Fresh data from precision star maps now show ...

Just in time for Christmas, a vast star-forming region shaped like a Christmas tree is lighting up space 2,700 light-years from Earth.

Harvard's Avi Loeb reveals why interstellar visitor 3I/ATLAS could be an alien 'Trojan Horse' by design rather than a natural ...

Clear out your shelves for a bumper new crop of books by authors including Naomi Klein, Rebecca Solnit and Xand Van Tulleken, ...

As a scholar researching clouds, I have spent much of my time trying to understand the economy of the sky. Not the weather ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

The year 2025 marked significant advancements in exoplanet science, revealing new discoveries and fresh perspectives on known ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

Observations of 3I/ATLAS reveal that streaming gas in its anti-tail is limited to 5,000 km, with larger dust particles ...

Astronomers have presented a unique cosmic structure resembling a Christmas tree, formed by new stars in the NGC 2264 region, ...