The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

Astronomers say that mysterious interstellar visitors like 'Oumuamua and 3I/ATLAS are the most common large bodies in the ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, ...

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

Harvard astronomer Avi Loeb argued interstellar object 3I/ATLAS "could either visit us or release some mini-probes that ...

There are quite a few other places we might find life in the solar system, including dwarf planets like Ceres. Ceres is ...

A space instrument built by the University of Colorado Boulder will launch aboard a NASA spacecraft on Sept. 23 to detect and ...

Many homeowners assume leased or loaned solar systems will boost their home’s value, but outstanding loans often drag down ...