HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

Space is already filled with plenty of mysteries, and black holes may be among the strangest. Here are some of the questions ...

Astronomers have identified a quasar that may help explain how the universe’s “dark ages” finally ended. Astronomers have ...

The wannabe asteroid, announced on Jan. 2 as 2018 CN41, is actually a Tesla Roadster launched into space years ago by SpaceX ...

NASA's OSIRIS-REx mission successfully returned samples from asteroid Bennu, revealing 14 of the 20 essential amino acids for life on Earth, along wit ...

There are 20 amino acids that create the proteins required for life on our planet — and scientists have now found exactly 14 ...

Organic molecules – including amino acids absent in known biology – salts, and nucleotides were found in the historic ...

Scientists have detected organic compounds and minerals necessary for life in the samples collected by the OSIRIS-REx mission ...

A new preprint study has taken a closer look at the "universe-breaking" Little Red Dot galaxies discovered in the early ...

Thirty years after the discovery of the first exoplanet, astronomers have detected more than 7,000 of them in our galaxy. But there are still billions more to be discovered. At the same time, ...

Is the universe flat and infinite, or something more complex? We can’t say for sure, but a new search strategy is mapping out ...

An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an impact thousands of years ago.