Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected could ...

Is Earth really exceptional?  A new book seems to reaffirm that notion.  But given the right conditions, primitive life may be a mere byproduct of biophysics.

An international team of scientists has confirmed the discovery of exoplanet HD 20794 d, which potentially could support life ...

How would detecting methane help astronomers identify if exoplanets, or even exomoons, have life as we know it, or even as we ...

A new study led by University College London (UCL) researchers suggests that unpredictable stars could be distorting our ...

New research shows that star activity can distort exoplanet measurements, affecting size, temperature, and atmosphere ...

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...

NASA's upcoming Pandora mission will complement the James Webb Space Telescope by making it easier to detect water in the ...

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

Astronomers have discovered an exoplanet that might have favorable conditions for liquid water. This planet, HD 20794 d, belongs to the group known as super-Earths. It is located in a star system less ...

HD 20794 d is a planet in the latter group. The exoplanet’s elliptical orbit weaves in and out of its star’s habitable zone, the region where conditions exist allowing liquid surface water, a ...