Astronomers have discovered a surprising planetary system that does not follow the usual rules of how planets form. The ...

Surprised astronomers said Thursday they have discovered a star with planets in a bizarre order that defies scientific expectations -- and suggests these faraway worlds formed in a manner never seen ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, ...

A global team of astronomers, led by the University of Warwick, have used a European Space Agency (ESA) telescope to discover ...

The planets around a nearby star seem to be in the wrong order, hinting that they formed through a different mechanism than the familiar one by which most systems grow ...

A rocky exoplanet in the LHS 1903 system defies planet formation models, hinting that gravitational upheaval reshaped the red ...

Astronomers have found a distant world that challenges planetary formation theory, with a rocky planet where gas giants should be.

Sending a mission to the solar gravitational lens (SGL) is the most effective way of actually directly imaging a potentially ...

After the Feb. 17 'ring of fire', the next annular solar eclipse will occur on Feb. 6, 2027, and will be visible from locations in Chile, Argentina, Uruguay, Brazil, Cote d'Ivoire, Ghana, Togo, Benin ...

New observations from NASA's James Webb Space Telescope (JWST) suggest that even extremely massive gas giants — once thought ...

Stargazers, get ready for a celestial show! A planetary alignment featuring six planets will be visible in late February and ...