In 2017, astronomers discovered the interstellar visitor 'Oumuamua. In 2023, we reported the discovery of seven solar system ...

"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...

In a new peer reviewed analysis, scientists quantify amino acids before and after our “last universal common ancestor.” The ...

NASA has arrived at two ways of returning samples collected on Mars to Earth. Now, the agency will test the options to see if the cache can make it back in the 2030s.

Astronomers have discovered 85 possible exoplanets outside the Solar System which could potentially sustain life after ...

NASA plans to later select a single path forward for the program, which aims to better understand the mysteries of the ...

This photomontage shows tubes containing samples from Mars, as collected by NASA's Perseverance Mars rover. The agency's Mars ...

And there’s no better time than the present to see what’s going on beyond Earth. Across January, four of the Solar System’s eight planets (let’s not go there with Pluto) will be visible at the same ...

Dozens of samples of rock and sediment collected from Mars that could be used to detect ancient microbial life could be ...

The hunt for exoplanets began in earnest in the 1990s when the first confirmed discovery was made. Since then, astronomers ...