Proxima Centauri, the star closest to our sun, may harbor a second planet—still. “Since the very first time we saw this [potential planetary] signal, we tried to be its worst enemies,” says Fabio Del ...

Proxima Centauri, the closest star to the sun, might have a second planet in its orbit, according to a new study. Astronomers think the planet, called Proxima c, is a super-Earth that formed far from ...

Since the first confirmation of an exoplanet in 1995, there have been more than 4,000 such impressive discoveries. Taking images of them, however, has proven to be a difficult task considering that ...

BERKELEY, Calif. — The nearest exoplanet to Earth may have a neighbor. Astronomers have detected a candidate planet circling the star Proxima Centauri, a dim red dwarf that lies just 4.2 light-years ...

Proxima Centauri b is the closest world beyond our solar system that we know of, but scientists are checking to see if it's alone. Eric Mack has been a CNET contributor since 2011. Eric and his family ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. Of all the stars in the Universe, the closest one to our own Solar ...

Proxima c, a candidate second planet orbiting Proxima Centauri, was detected with the radial velocity method. The announced long orbital period (5.21+0.26−0.22 years), and small semi-amplitude of the ...

Little is more enticing than the prospect of seeing alien worlds around other stars—and perhaps one day even closely studying their atmosphere and mapping their surface. Such observations are ...