Saturn's rings tilt out of view every fourteen to seventeen Earth years. In 2032, they will be at their best again during their period of maximum tilt as seen from Earth.

Proctor/J. Pollard A quartet of Earth-like worlds, each about 20% to 30% the size of our planet, circle one of our closest stellar neighbors, a new study reveals. The rocky alien worlds are close ...

The nearest single star to the sun, Barnard’s star, has a brood of planets all its own. The red dwarf star, about six light-years from Earth, hosts four close-in planets each about two to three ...

A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 light-years from Earth, putting them in contention as targets of missions for future human generations.

Professor Nikku Madhusudhan made these observations using data from the James Webb Space Telescope. He found chemical ...

Even if all of the planets were exactly in line with Earth and at their shortest possible ... Binoculars will likely be needed to view the tight triangle formed by these three worlds.

The search for Earth-like exoplanets—planets orbiting stars other than our sun—is a central topic in today's planetary research, because extraterrestrial life is most likely to be found there.

An inferior conjunction of Venus happens when the planet swings between the sun and Earth. Such an alignment happens about every 19 months because of how Venus and Earth orbit the sun. The moment ...

Since Venus and Mercury are "inferior" planets compared with the Earth — meaning their orbits are closer to the sun, according to NASA — they create inferior conjunctions when swinging between ...

Even though Venus moves between the Earth and sun every 19.5 months, it becomes visible after sunset and before sunrise only around every eight years, according to EarthSky. Typically, Venus orbits ...

While Venus passes between the Earth and Sun every 19.5 months, it's only about every eight or so years that the planet becomes visible both after sunset and before sunrise, according to the ...