This handout photo from NASA shows images from NASA's Mars 2020 Perseverance rover at its new home in Jezero Crater on February 21, 2021, afte…
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A crewed mission to Mars would rank among the most complex and costly undertakings in human history -- and US President Donald Trump has vowed…
An artist's illustration of the planet K2-18b, one of the prime suspects to host life beyond this solar system
An artist's illustration of an ocean world, such as some scientists suspect the planet K2-18b could be
When astronomers announced last month they might have discovered the most promising hints of alien life yet on a distant planet, the rare good…
A sample of Asteroid Bennu went on public display for the first time at the Museum of Natural History in Washington, DC, in November 2023
Pristine samples of the asteroid Bennu transported to Earth contain the "basic building blocks" for life, shedding new light on the perennial …