Scientists have identified three Earth-sized planets orbiting two stars in the TOI-2267 system. Remarkably, planets transit ...

Drifting alone through space, about 20 light-years away, is a world that refuses to fit in. SIMP 0136 isn’t a star because it ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered that aging stars in their so-called ...

Using data from NASA’s TESS mission, scientists can estimate the size (radius) of potential planets orbiting distant stars. However, to verify that these objects are truly planets and not low-mass ...

On Christmas Eve in 2023, a European Space Agency (ESA) spacecraft captured what looks like a barcode etched into the rusty ...

We still don't know whether aliens - in the pop culture sense - exist, but it's becoming harder to ignore that life on Earth ...

Astronomers have discovered that aging stars may be devouring their closest giant planets as they swell into red giants.

As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...

A new space telescope with Irish scientific involvement goes into operation this week on a mission to study how stars behave ...

In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind ...

At a young age, we're told how the sun warms Earth and makes life possible. That idea sticks with most of us for life. But ...

Aging stars may be destroying the giant planets orbiting closest to them, according to a new study by astronomers at UCL and ...