Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention ...

Searching for technosignatures—signs of technology on a planet that we can see from afar—remains a difficult task. There are ...

Drawing on the University of Arizona’s renowned strength in interferometry, astronomers from Steward Observatory are leading ...

Using direct imaging, astronomers have found a brown dwarf that could help test technology for taking snapshots of Earthlike ...

What if, someday, we decided that the usefulness of our planet had run its course, and humans needed to scour space to find ...

A radio signal has been detected, pointing to the possible existence of a magnetic field on YZ Ceti b, an exoplanet 12 ...

After decades of searching, astronomers may have finally stumbled upon the first moon known to exist beyond our solar ...

Analysis of early direct images from James Webb telescope show immense dust clouds on brown dwarf that lead to a blurring of ...

Using a highly sensitive mass spectrometer capable of detecting trace chemicals, the researchers discovered that their early Earth simulation created an entire collection of sulfur biomolecules. These ...

Using the Webb telescope’s powerful Near Infrared Imager and Slitless Spectrograph (NIRISS) instrument, the team detected a ...

What can star variability—changes in a star's brightness over time—teach astronomers about exoplanet habitability? This is ...

Astronomers have confirmed that three Earth-sized planets are orbiting two stars in the same system — a first in the history ...