K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know.

The solar system is currently embedded deep within the Local Bubble, a region of relatively low density stretching for a ...

A new study shows TOI-270 d is a fiery rocky exoplanet, offering fresh insight into the galaxy’s most common planet type.

Researchers have developed a new coronagraph that could make it possible to see distant exoplanets obscured by light from their parent stars.

The Webb telescope has spotted exoplanets circling white dwarf stars, proving that planets can survive their star’s violent ...

The initial report was based on observations from the powerful James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts. But the results created a lot of hubbub ...

The ultimate purpose of PUNCH is to use its four instruments — three wide-field imagers (WFI) and a near-field imager (NFI) — ...

A bold geochemical model reveals that TOI‑270 d, a sub‑Neptune 73 light‑years away, is likely a giant rocky world cloaked in ...

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

Astronomers have found possible chemical signs of life on a distant planet outside our solar system, though they caution more ...