The Gaia mission, launched by the European Space Agency, has completed a decade of groundbreaking astronomical observations, collecting over three trillion data points on two billion stars and ...

SPHEREx is slated to launch Feb. 27 on a SpaceX rocket. It is meant to map the entire night sky in infrared — something even ...

Conflicting distance measurements have added to the uncertainty. One data source places one object at 6,500 light years away, ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

On 27 December last year, astronomers using the ATLAS survey telescope in Chile discovered a small asteroid moving away from ...

MSNBC’s Lawrence O’Donnell explains that for the first time in presidential history, instead of offering sympathy, Donald ...

The environmental damage from the Palisades Fire could be disastrous, affecting wildlife, air quality, and ecosystems for years to come.

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

Researchers have detected organic compounds and minerals necessary for life in unprecedented samples collected ...

Astronomers have officially confirmed the existence of HD 20794 d, a super-Earth located just 20 light-years away, with ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.