Located less than 20 light years away, HD 20794d could potentially be one of the most Earth-like planets found so far, ...

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you ...

Stargazers will be treated to a dazzling six-planet "alignment" this January.

A suspected planet that appears well-suited to life has had its existence confirmed – and it’s very much in our neighborhood, ...

MORE: How astronomers used gravitational lensing to discover 44 new stars in distant galaxy All four of these planets should ...

A handful of planets in the solar system are expected to line up in the night sky for a few days in January 2025. Here's when ...

Although it's being mistakenly promoted as a "rare planetary alignment," one of the best "planet parades" in half a century ...

Six planets will form a rare planetary alignment in the night sky on Jan. 21; here is everything you need to know about the ...

Tonight and throughout January, stargazers can see a planetary alignment in the night sky or what some are calling a ...

Planets with suns like Wolf 359 are subject to huge blasts of radiation that raise questions about their long-term ...

Uranus will require binoculars and Neptune will require a telescope, per EarthSky. How can I tell if I'm looking at a planet or a star? There are a few distinctions. The first is a matter of light, ...