Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but get a telescope and you can spot Neptune and Uranus.

When astronomers found a large world farther out than Pluto, it became one of the final nails in the coffin of our ninth ...

Though the planets are always “aligned,” seeing more than four in the sky is more uncommon. February’s lineup is a chance to ...

Have you ever wondered why the planets in our solar system align along a flat plane? Discover the science behind this cosmic arrangement, from the formation of the protoplanetary disk to the forces ...

Samples of asteroid Bennu contain molecules that suggest the "conditions necessary for life" were widespread across the early ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Stargazers can witness a rare 'planet parade' in January and February 2024, where six planets align prominently in the night ...

An international team of researchers clocked WASP-127b's speedy winds using the VLT's CRIRES+ instrument. Short for "Cryogenic high-resolution InfraRed Echelle Spectrograph," CRIRES+ allows ...

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

Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system.

Davis Astronomy Club invites everyone on the evening of Saturday, Jan. 25, for a free viewing of the rare alignment of six ...

Starting at 12:30 p.m. ET (1730 GMT) on Saturday (Jan. 25), astrophysicist Gianluca Masi of the Virtual Telescope Project ...