A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

Across the galaxy, astronomers now see that planetary systems fall into four broad classes, and our own solar system, part of the rare Ordered group, is only one of them. At the same time, discoveries ...

It’s December, and we’re in our darkest month. It is also now meteorological winter — the name given to the coldest three ...

The galaxy, named Alaknanda, was discovered by Indian researchers Rashi Jain and Yogesh Wadadekar using the James Webb Space ...

In 2025, NASA faced unprecedented uncertainty as it grappled with sweeping layoffs, looming budget cuts, and leadership ...

Scientists are studying interstellar visitor 3I/ATLAS after spotting possible ice volcano activity near the Sun.

Learn about the icy eruptions that may be occurring on Comet 3I/ATLAS, giving it a carbon-rich coat of gas and dust.

Observations with the instrument SPHERE at ESO's Very Large Telescope have produced an unprecedented gallery of "debris disks" in exoplanetary systems.

This NASA/ESA Hubble Space Telescope image features the spiral galaxy NGC 4535, which is situated about 50 million ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

Brian Cox explores the staggering scale of the cosmos, revealing how over 400 billion galaxies hint that our journey to ...

New James Webb telescope observations of the 'super-puff' planet WASP-107b show that the exoplanet's runaway atmosphere is ...