Webb's first deep field image is a reminder that the universe is full of galaxies with diverse worl…

"Ceres is the latest evidence that our solar system is filled with ancient habitable environments,"…

Accordingly, all equipment and rockets sent into space are carefully sterilized before leaving Eart…

Introducing the Mars Chopper. The small, solar-powered helicopter will, fingers crossed, be the fir…

Dragonfly is a dual-quadcopter lander that would take advantage of the environment on Titan to fly …

Scientists discovered trace amounts of phosphine gas in clouds on Venus. On Earth, this gas is typi…

"To find that there's an ocean world so tiny with a possibility of life, so far from the sun - 10 t…

The solar system is teeming with ocean worlds, including ice-covered moons like Saturn's Enceladus …

"Those objects were so much bigger and so much more massive than Cassini, and a lot of those strike…

Future ground observatories like the Extremely Large Telescope, or perhaps even the Giant Magellan …

Today, a swirling layer of liquid metal powers Earth's magnetic field. Billions of years ago, a mag…

There's just one problem leaving this tropical paradise would be extremely difficult. The escape ve…

That next-generation observatory will rival the abilities of the Hubble Space Telescope and will be…

The first of those five would send NASA's unrelated Europa Clipper probe to Jupiter, where it would…

Back then, Ojha, planetary scientist Alfred McEwan, and other researchers announced in the journal …

Tarter is one of the world's leading experts on the search for ET, and while you might not know her…

Stars come in many different sizes and temperatures. There are giant stars, which can be tens of th…

"Life can tolerate a lot of stuff: It can tolerate a lot of salt, extreme cold, extreme heat, etc. …

The unique shape of Earth's spectral signature is a product of the life teeming inside it. Light sc…

But in May, 2014 a pair of researchers - Robin Wordsworth and Raymond Pierrehumbert - suggested tha…