An international team, including researchers from UNIGE and NCCR PlanetS, has discovered a super-Earth, referred to as HD ...

Thirty years after the discovery of the first exoplanet, we detected more than 7000 of them in our Galaxy. But there are still billions more to be discovered! At the same time, exoplanetologists have ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

Leo P, a tiny galaxy, stopped making stars after the universe’s reionization. Unlike most galaxies, it restarted billions of ...

Astronomers have detected fast-repeating radio bursts from a distant "dead" galaxy that should not contain the energy to ...

In a distant part of the universe, where astronomy uncovers the mysteries of creation, an extraordinary discovery has been ...

A Distant Supernova Discovery This latest image from the Hubble Space Telescope features a distant galaxy located about 600 ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...

Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

A circle, like the Earth, contains a direct topology: any circle around it can be decreased ... New technology is allowing scientists to refine their models and uncover faint evidence in the microwave ...