Stargazers will be treated to a dazzling six- and seven-planet "alignments" in February. A planetary alignment, or a "planet ...

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may not be the full picture.

Mercury takes only 88 Earth days to orbit the sun.

Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

The possibility of the asteroid 2024 YR4 impacting our planet might not be ruled out until 2028, raising the prospect we’ll ...

FOUR planets are visible in the night sky. You will have to battle January clouds, but here is how to find them.

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.

However, they are not always in the same direction or sector ... That is because the planets orbit the sun in an ecliptic plane. This illustration is from a northern hemisphere mid-latitude ...