For years, a razor-thin dip in Mars’s reflected sunlight stumped planetary scientists. It kept showing up in data from a NASA ...

Living and working on Mars is not only about landing rockets or building habitats. It is also about something as basic as ...

Astronomers have spotted only three objects known to have come from outside our solar system. The newest, called 3I/ATLAS, is already raising eyebrows. First seen this summer, it doesn’t quite behave ...

The spacecraft was 290 million kilometers (180 million miles) from our planet when the image was snapped. The Earth and Moon ...

A repurposed Mars rover tool could unlock the simplest test yet for detecting alien life, offering a faster, cheaper path to discovery.

Psyche’s twin cameras recorded long-exposure images of Earth and the Moon. From 180 million miles away, both appeared as faint dots.

Scientists have long been preparing humans for life on Mars and the dream might come true by the end of this decade.David ...

NASA's Dr David Grinspoon claims there could be life on the dwarf planet Ceres as astrobiologists are constantly 'surprised' ...

Troops from the Soviet Union, along with other members of the Warsaw Pact, invaded Czechoslovakia on 1968. This came as a ...

Elon Musk's SpaceX and Jeff Bezos's Blue Origin are separately developing systems that would allow rockets to refuel once ...

Interstellar object 3I/ATLAS — which is zooming through our inner solar system — appears to be emitting its own light, ...

This quiz is dedicated to the mechanical marvels that have rolled across the surfaces of alien worlds: the iconic space ...