Venus may be far more geologically alive than anyone expected. New research suggests its outer crust could be churning with ...

A new X-ray look at the mesmerizing Helix Nebula reveals an alleged planet killer: a white dwarf that might be the source of ...

This colorful image of the Helix nebula may mirror what someday could become of our sun and our home planet. Released on ...

First identified in 1916 by astrophotographer Edward Emerson Barnard, Barnard’s Star has long intrigued scientists. This latest discovery sheds light on the tiny worlds circling it and raises hopes ...

This image, taken by Curiosity, shows a selfie in front of Mont Mercou, a 20-foot-tall rock formation on Mars. This image, captured by the HiRISE camera, shows a bear-like face on Mars, formed by ...

The next year of science on the James Webb Space Telescope has been announced amid mounting budgetary uncertainty that could ...

The quartet of planets — named b, c, d and e — are some of the smallest rocky worlds ever detected. NASA says each has a mass ...

Scientists have discovered four new Earth-like rocky planets orbiting Barnard's Star, just six light-years away. Using ...

Planets' temperatures are largely influenced by their structural characteristics and proximity to the Sun, however, Venus ...