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

New research shows how the star's powerful outbursts could help scientists assess which worlds might support life.

For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may ...

For decades, the search for alien life has revolved around a narrow ring around stars where liquid water could exist on a planet’s surface. That “habitable zone” remains important, but astronomers are ...

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

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

Scientists have detected the first direct evidence of a coronal mass ejection from a star beyond our Sun, specifically the M dwarf StKM1-1262. This ma ...

2020-02-28 This astronomy student found 17 new exoplanets -- and one is potentially habitable 2020-02-28 BTS and Green Day cancel concerts due to coronavirus 2020-02-28 Trump campaign's biggest legal ...

TRAPPIST-1e may be the long-sought-after habitable, Earth-like exoplanet astronomers have been looking for in the search for ...

Scientists use the habitable zone to find planets that could host liquid water and life. Learn how planetary atmospheres and geology determine true habitability beyond Earth.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Morgan Underwood, Rice University (THE CONVERSATION) When astronomers search for ...