NASA's Mars rover Curiosity has taken another selfie, just a few months before its six-wheeled cousin joins it on the Red Planet.
The life-hunting Mars 2020 Perseverance rover, which launched on July 30, is scheduled to land inside Jezero Crater on the afternoon of Feb. 18, 2021.
Saturn's moon Titan just keeps getting weirder — and more tantalizing when it comes to scientists' hopes for life beyond Earth.
On average, each sunlike star in the Milky Way likely harbors between 0.4 and 0.9 rocky planets in its "habitable zone," researchers have found.
As humanity ramps up its search for alien life, we should keep in mind that E.T. might be hunting for us as well.
Powerful stellar eruptions could pose a serious challenge to the origin and evolution of life around the universe, a new study suggests.
If you had a few billion dollars and some of the most talented space scientists and engineers in the world, where would you go?
If there is indeed life on Venus, it may have come from Earth — aboard an asteroid that scooped up microbes high in our skies.
MIT astronomer Sara Seager has a quest: to find a second Earth. That scientific quest has developed and persisted against the backdrop of a personal life full of adventure, love and heartbreak.
Suddenly, a mission to investigate whether Venus might be hospitable to life after all doesn't seem quite so outlandish.
Rocket Lab's life-hunting Venus mission in 2023 will be just the beginning, if all goes according to the company's plan.
The main goals involve investigating the case for life on Venus and figuring out the best ways to hunt it down, if it is indeed there.
A chemical you've likely never heard of has burst into the news thanks to scientists' announcement that they have detected phosphine, which they say may be a sign of life, in the clouds of Venus.
Discovering life beyond Earth may well start with a sniff, a whiff of some chemical that scientists struggle to explain without invoking a strange, shadowy microbe.