One dwarf galaxy seems to consist of nothing but hydrogen and helium, no heavier elements, which is how the universe was ...

Our search for exoplanets is focused on Milky Way stars. It's been successful, with more than 6,000 detected so far.

Discover how JWST's groundbreaking observations of the oldest galaxies reveal new insights into early galaxies discovery and transform our understanding of galaxy formation.

A stellar nursery in the Small Magellanic Cloud — a tiny galaxy that orbits our Milky Way — is surprisingly dusty. All rocky planets start as dust grains floating in space. That means the amount of ...

This video investigates whether dinosaurs could exist somewhere else in the universe. It breaks down the planetary conditions ...

Our understanding of where we fit in the universe has been transformed.

As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...

An analysis of millions of galaxies found that the universe is barreling towards what is literally a much darker future.

The European Space Agency (ESA) unveiled magnificent new images from its Euclid space telescope, representing the agency's first scientific discoveries from early observations. The project, which ...

A stellar nursery where stars are born, interactions between galaxies and a unique view of an exoplanet are just some of the new cosmic images are being shared Tuesday.After decades of waiting, it's ...

A monster galaxy from the early universe shows that the cosmos was rich with oxygen when it was only less than 3% of its present age, astronomers have found. The discovery raises questions about how ...