The universe

NASA's Curiosity rover has new insights into how Mars might have changed from a potentially habitable, water-rich planet to an absolutely uninhabitable desert.

The first and most famous "failed star" discovered by humanity isn't one brown dwarf, but two! The duo comprising Gliese 229B are so tightly bound they orbit each other in 12 days.

Solar Cycle 25 remains in its maximum phase, and more powerful sun storms are likely to come over the next few months, experts say.

The nations signed up to the Artemis Accords are looking to spread the word on common principles and best practices on exploring outer space.

The "first page" of an incredible cosmic atlas being built by the Euclid Space Telescope has been released. The millions of stars and galaxies represent just 1% of the 3D map the mission will create.

Scientists know quite a bit about the surface of Mars from robotic missions, but there are still many unexplored geologic features that could tell researchers more about the solar system’s formation.

NASA's Chandra X-ray space telescope has spotted the cosmic serial killer that, like Michael Myers, is back for a sequel, killing a star and attacking a second star with its remains.

Europe's Mars Express and Trace Gas Orbiter missions captured a variety of cryptic surface features poking through melting ice across the Red Planet's south pole as spring hit the region.

Astronomers using the James Webb Space Telescope had to race against time to image a young exoplanet before it disappeared for a decade.