Mercury will be retrograde three times in 2026: Mercury retrograde in Pisces: February 25 at 10:48 pm PT/February 26 at 1:48 ...

A single discovery in the outer solar system forced astronomers to confront a problem they couldn’t ignore, ultimately ...

The colliding objects are at least 37 miles across — at least four times larger than the object that collided with Earth 66 ...

Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar ...

In 2004, a bright point of light in the debris disk surrounding Fomalhaut was thought to be an exoplanet. But the spot ...

Discovered in archival data, the newly identified exoplanet formed after the dinosaurs went extinct. In a finding that echoes ...

This means that the lunar regolith could still hold a very long-term record of Earth's atmospheric history, which in turn ...

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

Astronomers have confirmed a giant planet orbiting a tightly bound pair of young stars, marking a first in direct exoplanet ...

A team of researchers is challenging our understanding of the Solar System planets interior. The composition of Uranus and ...

In a discovery that's fit for a movie, Northwestern University astronomers have directly imaged a Tatooine-like exoplanet, orbiting two suns. While obtaining an image of a planet beyond our solar ...

Located 446 light-years from Earth, this planet, dubbed 'HD 143811 b', orbits a 'binary system' where two stars swirl around ...