How big would our Solar System be if the Sun was an eleven-inch football/soccer ball? Alex and Jonathan set out to find the ...

Our circumstances here on the wondrous, life-supporting Earth can give us a false understanding of what the universe is ...

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

In new research, University of California, Irvine astronomers describe how more than 200 known exoplanets are likely much ...

The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

Discover 3I/ATLAS, an interstellar comet with a reddish hue, rich in water ice, and possibly predating the solar system.

Astronomers recently confirmed that a mysterious object, dubbed 3I/ATLAS came from interstellar space, blowing through the ...

An international research team led by the University of Southern Queensland (UniSQ) has discovered two new planets performing ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

How frequently does a traveler from another star system sweep through our galactic neighborhood, and astronomers rush to the telescope? Not until recently was the answer: hardly ever. In fewer than ...

Astronomers have announced the discovery of A11pl3Z, a massive new interstellar object entering our solar system.

In a rare astronomical event, astronomers have confirmed the passage of an interstellar object through our solar system.