Planetary alignments are among the most awe-inspiring phenomena in the sky. They happen when several planets appear to gather ...

In comparison, Mars received its first orbiter in 1971 and Venus in 1975 ... Not only is sunlight around Mercury about 10 ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.

Astrological retrogrades, when planets appear to move backward, impact our lives. Mercury retrograde disrupts communication ...

What planet appears close to the moon? It depends on the night, but throughout the year each of the five closest planets will ...

Among the planets in our solar system, Earth stands out not just for its life-supporting capabilities but also for its unique ...

NASA recommends some stargazing targets in December 2024, which include the planets Venus, Jupiter, and Mars, as well as other sights like the Winter Triangle.

From Mercury outwards to Venus. At more than twice the distance from the Sun ... delivering presents would be a comparative ...

Venus's reputation as a cautionary tale of an Earth Gone Bad may have been somewhat exaggerated. We've thought that, before it became the toxic hellscape we know today, Venus could have once been ...

The solar system's planets are releasing albums reflecting their unique personalities. Mercury offers a fast and funky ...

In the next decade, researchers will start probing the atmosphere of planets as small as Earth and Venus orbiting nearby stars. But although these two solar system planets are similar in size and ...