The space agency aims to send four astronauts around the moon early next year—and bring them safely home through intense heat ...

A NASA spacecraft is making a close approach to the sun, repeating its record-breaking distance of 3.8 million miles from the solar surface. Parker Solar Probe reached "perihelion," the nearest point ...

For decades, satellites passing over Earth's north and south poles have experienced a flow of ions from the upper atmosphere into space. Dubbed the 'polar wind', the source of this flow had eluded ...

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. Here's what we know.

NASA’s James Webb Space Telescope (JWST) has revealed astonishing new details about an already known but highly unusual ...

This could be the end of the orbiter that studies the Red Planet’s atmosphere and relays communications between NASA and its Mars rovers.

Using data from NASA's James Webb Space Telescope, astronomers have detected clouds made up of silicate, or sand, in the atmosphere of a nearby exoplanet, or planet outside our solar system. WASP-107b ...

Astronomers are scratching their heads at the odd chemistry, which hints at soot clouds and possibly diamond formation deep ...

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

NASA’s ESCAPADE mission launched in 2025 to study Mars’ magnetic field and how solar wind has stripped away the planet’s atmosphere over time ...

Mars changed from a blue world with water to a red desert because its atmosphere escaped into space over billions of years.

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.